PixelEvent.swift

//
//  PixelEvent.swift
//  DuckDuckGo
//
//  Copyright © 2022 DuckDuckGo. All rights reserved.
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//

import Foundation
import BrowserServicesKit
import Bookmarks
import Configuration
import ContentBlocking
import DDGSync
import MaliciousSiteProtection
import PixelKit

extension Pixel {
    
    public enum Event {

        case appInstall
        case appLaunch
        /// Fires when the app launches as a result of tapping an http/https link outside the DDG browser.
        ///
        /// For more info check the [Asana Task](https://app.asana.com/0/72649045549333/1209593812414962/f)
        case appLaunchFromExternalLink
        /// Fires when the app launches as a result of an external app sharing a link with the DDG browser.
        ///
        /// For more info check the [Asana Task](https://app.asana.com/0/72649045549333/1209593812414962/f)
        case appLaunchFromShareExtension
        case refreshPressed
        case pullToRefresh

        // https://app.asana.com/1/137249556945/project/392891325557410/task/1210882421460693?focus=true
        case widgetReport
        case widgetReportFailure

        case deviceOrientationLandscape

        case keyboardGoWhileOnNTP
        case keyboardGoWhileOnWebsite
        case keyboardGoWhileOnSERP
        case keyboardGoWhileOnAIChat
        
        case keyboardSettingsOnNewTabEnabledDaily
        case keyboardSettingsOnAppLaunchEnabledDaily
        case keyboardOnAppLaunchUsedDaily

        case forgetAllPressedBrowsing
        case forgetAllPressedTabSwitching
        case forgetAllPressedSettings
        case forgetAllExecuted
        case forgetAllDataCleared
        
        case forgetAllPressedBrowsingDaily
        case forgetAllPressedTabSwitcherDaily
        case forgetAllExecutedDaily

        // MARK: Single Tab Burn
        case singleTabBurnExecuted
        case singleTabDataCleared
        
        case privacyDashboardOpened
        case privacyDashboardFirstTimeOpenedUnique

        case dashboardProtectionAllowlistAdd
        case dashboardProtectionAllowlistRemove
        
        case privacyDashboardReportBrokenSite
        
        case tabSwitcherListEnabled
        case tabSwitcherGridEnabled
        case tabSwitcherNewTab
        case tabSwitcherSwitchTabs
        case tabSwitcherClickCloseTab
        case tabSwitcherSwipeCloseTab
        case tabSwitchLongPressNewTab
        case tabSwitcherOpenedDaily
        case tabManagerSwitchToAITab
        case tabManagerSwitchToWebTab
        case tabManagerCloseAITab
        case tabManagerCloseWebTab

        // MARK: KeyValueFiles Store
        case keyValueFileStoreSupportDirAccessError
        case keyValueFileStoreInitError

        // MARK: Tabs Store
        case tabsStoreSupportDirAccessError
        case tabsStoreInitError
        case tabsStoreSaveError
        case tabsStoreReadError

        // MARK: Tabswitcher improvements
        case tabSwitcherEditMenuClicked
        case tabSwitcherEditMenuSelectTabs
        case tabSwitcherEditMenuSelectTabsDaily
        case tabSwitcherEditMenuCloseAllTabs
        case tabSwitcherEditMenuCloseAllTabsDaily
        case tabSwitcherTabSelected
        case tabSwitcherTabDeselected
        case tabSwitcherSelectAll
        case tabSwitcherSelectAllDaily
        case tabSwitcherDeselectAll
        case tabSwitcherDeselectAllDaily
        case tabSwitcherCloseAll
        case tabSwitcherCloseAllDaily
        case tabSwitcherConfirmCloseTabs
        case tabSwitcherConfirmCloseTabsDaily
        case tabSwitcherSelectModeMenuClicked
        case tabSwitcherSelectModeMenuShareLinks
        case tabSwitcherSelectModeMenuShareLinksDaily
        case tabSwitcherSelectModeMenuBookmarkTabs
        case tabSwitcherSelectModeMenuBookmarkTabsDaily
        case tabSwitcherSelectModeMenuBookmarkAllTabs
        case tabSwitcherSelectModeMenuBookmarkAllTabsDaily
        case tabSwitcherSelectModeMenuCloseOtherTabs
        case tabSwitcherSelectModeMenuCloseOtherTabsDaily
        case tabSwitcherLongPress
        case tabSwitcherLongPressDaily
        case tabSwitcherLongPressShare
        case tabSwitcherLongPressBookmarkTabs
        case tabSwitcherLongPressBookmarkTabsDaily
        case tabSwitcherLongPressSelectTabs
        case tabSwitcherLongPressCloseTab
        case tabSwitcherLongPressCloseOtherTabs
        case tabSwitcherLongPressCloseOtherTabsDaily

        case settingsDoNotSellShown
        case settingsDoNotSellOn
        case settingsDoNotSellOff
        
        case settingsAutoconsentShown
        case settingsAutoconsentOn
        case settingsAutoconsentOff

        case browsingMenuOpened
        case browsingMenuOpenedNewTabPage
        case browsingMenuOpenedError
        case browsingMenuDismissed
        case browsingMenuNewTab
        case browsingMenuAddToBookmarks
        case browsingMenuEditBookmark
        case browsingMenuAddToFavorites
        case browsingMenuRemoveFromFavorites
        case browsingMenuAddToFavoritesAddFavoriteFlow
        case browsingMenuToggleBrowsingMode
        case browsingMenuShare
        case browsingMenuCopy
        case browsingMenuPrint
        case browsingMenuListPrint
        case browsingMenuFindInPage
        case browsingMenuZoom
        case browsingMenuDisableProtection
        case browsingMenuEnableProtection
        case browsingMenuReportBrokenSite
        case browsingMenuFireproof
        case fireproofingETLDPlus1MigrationStart
        case fireproofingETLDPlus1MigrationSuccess
        case fireproofingETLDPlus1MigrationFailed
        case browsingMenuAutofill
        case browsingMenuAIChatNewTabPage
        case browsingMenuAIChatWebPage
        case browsingMenuRefreshPage
        case browsingMenuNewDuckAddress
        case browsingMenuVPN
        case browsingMenuAIChat

        case addressBarShare
        case addressBarSettings
        case addressBarCancelPressedOnNTP
        case addressBarCancelPressedOnWebsite
        case addressBarCancelPressedOnSERP
        case addressBarCancelPressedOnAIChat
        case addressBarClickOnNTP
        case addressBarClickOnWebsite
        case addressBarClickOnSERP
        case addressBarClickOnAIChat
        case addressBarClearPressedOnNTP
        case addressBarClearPressedOnWebsite
        case addressBarClearPressedOnSERP
        case addressBarClearPressedOnAIChat
        case addressBarGestureDismiss

        case shareSheetResultSuccess
        case shareSheetResultFail
        case shareSheetActivityCopy
        case shareSheetActivityAddBookmark
        case shareSheetActivityAddFavorite
        case shareSheetActivityFindInPage
        case shareSheetActivityPrint
        case shareSheetActivityAddToReadingList
        case shareSheetActivityOther
        
        case tabBarBackPressed
        case tabBarForwardPressed
        case bookmarksButtonPressed
        case tabBarBookmarksLongPressed
        case tabBarTabSwitcherOpened
        
        case homeScreenShown
        case homeScreenEditFavorite
        case homeScreenDeleteFavorite

        case favoriteLaunchedNTP
        case favoriteLaunchedWebsite
        case favoriteLaunchedWidget

        case autocompleteMessageShown
        case autocompleteMessageDismissed
        case autocompleteClickPhrase
        case autocompleteClickWebsite
        case autocompleteClickBookmark
        case autocompleteClickFavorite
        case autocompleteClickSearchHistory
        case autocompleteClickSiteHistory
        case autocompleteClickOpenTab
        case autocompleteAskAIChatLegacyExperience
        case autocompleteAskAIChatExperimentalExperience
        case autocompleteDisplayedLocalBookmark
        case autocompleteDisplayedLocalFavorite
        case autocompleteDisplayedLocalHistory
        case autocompleteDisplayedOpenedTab
        case autocompleteSwipeToDelete
        case autocompleteSwipeToDeleteDaily

        case feedbackPositive
        case feedbackNegativePrefix(category: String)
        
        case brokenSiteReport
        
        // MARK: - Onboarding

        case onboardingIntroShownUnique
        case onboardingIntroSkipOnboardingCTAPressed
        case onboardingIntroConfirmSkipOnboardingCTAPressed
        case onboardingIntroResumeOnboardingCTAPressed
        case onboardingIntroComparisonChartShownUnique
        case onboardingIntroChooseBrowserCTAPressed
        case onboardingIntroChooseAppIconImpressionUnique
        case onboardingIntroChooseCustomAppIconColorCTAPressed
        case onboardingIntroChooseAddressBarImpressionUnique
        case onboardingIntroBottomAddressBarSelected
        case onboardingIntroChooseSearchExperienceImpressionUnique
        case onboardingIntroAIChatSelected
        case onboardingIntroSearchOnlySelected

        case onboardingContextualSearchOptionTappedUnique
        case onboardingContextualSearchCustomUnique
        case onboardingContextualSiteOptionTappedUnique
        case onboardingContextualSiteCustomUnique
        case onboardingContextualSecondSiteVisitUnique
        case onboardingContextualTrySearchUnique
        case onboardingContextualTryVisitSiteUnique

        case daxDialogsSerpUnique
        case daxDialogsWithoutTrackersUnique
        case daxDialogsWithoutTrackersFollowUp
        case daxDialogsWithTrackersUnique
        case daxDialogsSiteIsMajorUnique
        case daxDialogsSiteOwnedByMajorUnique
        case daxDialogsFireEducationShownUnique
        case daxDialogsFireEducationConfirmedUnique
        case daxDialogsFireEducationCancelledUnique
        case daxDialogsEndOfJourneyTabUnique
        case daxDialogsEndOfJourneyNewTabUnique
        case daxDialogsEndOfJourneyDismissed

        // MARK: - Dismiss Dax Dialog
        // [Pixel Triage](https://app.asana.com/0/69071770703008/1209886067589853)
        // [Pixels description](https://app.asana.com/0/1206329551987282/1209878560708456/f)

        /// Event Trigger: Triggered when the users dismiss the “Try Search” dialog prompted from a new tab.
        /// Anomaly Investigation: It is normal for this pixel to spike as the number of installs grows. Ensure that the number of dismiss is not greater than the dialog number of impressions.
        case onboardingTrySearchDialogNewTabDismissButtonTapped

        /// Event Trigger: Triggered when the users dismiss the "Search Result" dialog upon performing an anonymous search.
        /// Anomaly Investigation: It is normal for this pixel to spike as the number of installs grows. Ensure that the number of dismiss is not greater than the dialog number of impressions.
        case onboardingSearchResultDialogDismissButtonTapped

        /// Event Trigger: Triggered when the users dismiss the "Try Visit Site" dialog prompted from a new tab.
        /// Anomaly Investigation: It is normal for this pixel to spike as the number of installs grows. Ensure that the number of dismiss is not greater than the dialog number of impressions.
        case onboardingTryVisitSiteDialogNewTabDismissButtonTapped

        /// Event Trigger: Triggered when the users dismiss the "Try Visit Site" dialog prompted from in-context navigation.
        /// Anomaly Investigation: It is normal for this pixel to spike as the number of installs grows. Ensure that the number of dismiss is not greater than the dialog number of impressions.
        case onboardingTryVisitSiteDialogDismissButtonTapped

        /// Event Trigger: Triggered when the users dismiss the "Blocked Trackers dialog".
        /// Anomaly Investigation: Check that
        case onboardingTrackersDialogDismissButtonTapped

        /// Event Trigger: Triggered when the users dismiss the "Fire Button" dialog prompted from in-context navigation.
        /// Anomaly Investigation: It is normal for this pixel to spike as the number of installs grows. Ensure that the number of dismiss is not greater than the dialog number of impressions.
        case onboardingFireDialogDismissButtonTapped

        /// Event Trigger: Triggered when the users dismiss the "End of Journey" dialog prompted from a new tab.
        /// Anomaly Investigation: It is normal for this pixel to spike as the number of installs grows. Ensure that the number of dismiss is not greater than the dialog number of impressions.
        case onboardingEndOfJourneyDialogNewTabDismissButtonTapped

        /// Event Trigger: Triggered when the users dismiss the "End of Journey" dialog prompted from in-context navigation.
        /// Anomaly Investigation: It is normal for this pixel to spike as the number of installs grows. Ensure that the number of dismiss is not greater than the dialog number of impressions.
        case onboardingEndOfJourneyDialogDismissButtonTapped

        /// Event Trigger: Triggered when the users dismiss the "Subscription" dialog prompted from a new tab.
        /// Anomaly Investigation: It is normal for this pixel to spike as the number of installs grows. Ensure that the number of dismiss is not greater than the dialog number of impressions.
        case onboardingSubscriptionDialogDismissButtonTapped

        // MARK: - Onboarding Add To Dock

        case onboardingAddToDockPromoImpressionsUnique
        case onboardingAddToDockPromoShowTutorialCTATapped
        case onboardingAddToDockPromoDismissCTATapped
        case onboardingAddToDockTutorialDismissCTATapped

        // MARK: - Onboarding Add To Dock

        case widgetsOnboardingCTAPressed
        case widgetsOnboardingDeclineOptionPressed
        case widgetsOnboardingMovedToBackground
        
        case emailEnabled
        case emailDisabled
        case emailUserPressedUseAddress
        case emailUserPressedUseAlias
        case emailUserCreatedAlias
        case emailTooltipDismissed
        
        case voiceSearchSERPDone
        case voiceSearchAIChatDone
        case openVoiceSearch
        case voiceSearchCancelled

        case bookmarkLaunchList
        case bookmarkLaunchScored
        case bookmarkAddFavoriteFromBookmark
        case bookmarkRemoveFavoriteFromBookmark
        case bookmarkAddFavoriteBySwipe
        case bookmarkDeletedFromBookmark

        case bookmarkImportSuccess
        case bookmarkImportFailure
        case bookmarkImportFailureParsingDL
        case bookmarkImportFailureParsingBody
        case bookmarkImportFailureTransformingSafari
        case bookmarkImportFailureSaving
        case bookmarkImportFailureUnknown
        case bookmarkExportSuccess
        case bookmarkExportFailure

        case textZoomSettingsChanged
        case textZoomChangedOnPage
        case textZoomChangedOnPageDaily

        case downloadStarted
        case downloadStartedDueToUnhandledMIMEType
        case downloadTriedToPresentPreviewWithoutTab
        case downloadsListOpened
        
        case downloadsListOngoingDownloadCancelled
        case downloadsListCompleteDownloadDeleted
        case downloadsListAllCompleteDownloadsDeleted
        case downloadsListDeleteUndo
        case downloadsListSharePressed
        
        case downloadsSharingPredownloadedLocalFile
        
        case jsAlertShown
        
        case featureFlaggingInternalUserAuthenticated

        // MARK: Autofill pixels

        case autofillLoginsSaveLoginModalDisplayed
        case autofillLoginsSaveLoginModalConfirmed
        case autofillLoginsSaveLoginModalDismissed
        case autofillLoginsSaveLoginModalExcludeSiteConfirmed

        case autofillLoginsSaveLoginOnboardingModalDisplayed
        case autofillLoginsSaveLoginOnboardingModalConfirmed
        case autofillLoginsSaveLoginOnboardingModalDismissed
        case autofillLoginsSaveLoginOnboardingModalExcludeSiteConfirmed

        case autofillLoginsSavePasswordModalDisplayed
        case autofillLoginsSavePasswordModalConfirmed
        case autofillLoginsSavePasswordModalDismissed
        
        case autofillLoginsUpdatePasswordModalDisplayed
        case autofillLoginsUpdatePasswordModalConfirmed
        case autofillLoginsUpdatePasswordModalDismissed
        
        case autofillLoginsUpdateUsernameModalDisplayed
        case autofillLoginsUpdateUsernameModalConfirmed
        case autofillLoginsUpdateUsernameModalDismissed
        
        case autofillLoginsFillLoginInlineManualDisplayed
        case autofillLoginsFillLoginInlineManualConfirmed
        case autofillLoginsFillLoginInlineManualDismissed
        
        case autofillLoginsFillLoginInlineAutopromptDisplayed
        case autofillLoginsFillLoginInlineAutopromptConfirmed
        
        case autofillLoginsFillLoginInlineAuthenticationDeviceDisplayed
        case autofillLoginsFillLoginInlineAuthenticationDeviceAuthAuthenticated
        case autofillLoginsFillLoginInlineAuthenticationDeviceAuthFailed
        case autofillLoginsFillLoginInlineAuthenticationDeviceAuthUnavailable
        case autofillLoginsFillLoginInlineAuthenticationDeviceAuthCancelled
        case autofillLoginsAutopromptDismissed
        
        case autofillLoginsFillLoginInlineDisableSnackbarShown
        case autofillLoginsFillLoginInlineDisableSnackbarOpenSettings

        case autofillLoginsSettingsEnabled
        case autofillLoginsSettingsDisabled
        case autofillLoginsSettingsResetExcludedDisplayed
        case autofillLoginsSettingsResetExcludedConfirmed
        case autofillLoginsSettingsResetExcludedDismissed
        
        case autofillLoginsPasswordGenerationPromptDisplayed
        case autofillLoginsPasswordGenerationPromptConfirmed
        case autofillLoginsPasswordGenerationPromptDismissed

        case autofillLoginsLaunchWidgetHome
        case autofillLoginsLaunchWidgetLock
        case autofillLoginsLaunchAppShortcut

        case autofillLoginsImport
        case autofillLoginsImportNoPasswords
        case autofillLoginsImportGetDesktop
        case autofillLoginsImportSync
        case autofillLoginsImportNoAction
        case autofillLoginsImportSuccess
        case autofillLoginsImportFailure

        case autofillActiveUser
        case autofillEnabledUser
        case autofillOnboardedUser
        case autofillToggledOn
        case autofillToggledOff
        case autofillExtensionToggledOn
        case autofillExtensionToggledOff
        case autofillLoginsStacked
        case autofillCreditCardsStacked
        
        case autofillDeviceCapabilityDeviceAuthDisabled
        
        case autofillSettingsOpened

        case autofillManagementOpened
        case autofillManagementCopyUsername
        case autofillManagementCopyPassword
        case autofillManagementDeleteLogin
        case autofillManagementDeleteAllLogins
        case autofillManagementSaveLogin
        case autofillManagementUpdateLogin

        case autofillLoginsReportFailure
        case autofillLoginsReportAvailable
        case autofillLoginsReportConfirmationPromptDisplayed
        case autofillLoginsReportConfirmationPromptConfirmed
        case autofillLoginsReportConfirmationPromptDismissed

        case autofillCardsSaveCardInlineDisplayed
        case autofillCardsSaveCardInlineConfirmed
        case autofillCardsSaveCardInlineDismissed
        case autofillCardsFillCardManualInlineDisplayed
        case autofillCardsFillCardManualInlineConfirmed
        case autofillCardsFillCardManualInlineDismissed
        case autofillCardsKeyboardFill
        case autofillCardsKeyboardOpenSettings
        case autofillCardsSaveDisableSnackbarShown
        case autofillCardsSaveDisableSnackbarOpenSettings
        case autofillCardsSettingsEnabled
        case autofillCardsSettingsDisabled
        case autofillCardsManagementOpened
        case autofillCardsManagementCopyCardNumber
        case autofillCardsManagementDeleteCard
        case autofillCardsManagementSaveCard
        case autofillCardsManagementUpdateCard

        case autofillManagementScreenVisitSurveyAvailable

        case getDesktopCopy
        case getDesktopShare

        case autofillExtensionEnabled
        case autofillExtensionDisabled
        case autofillExtensionWelcomeDismiss
        case autofillExtensionWelcomeLaunchApp
        case autofillExtensionQuickTypeConfirmed
        case autofillExtensionQuickTypeCancelled
        case autofillExtensionPasswordsOpened
        case autofillExtensionPasswordsDismissed
        case autofillExtensionPasswordSelected
        case autofillExtensionPasswordsSearch

        case autofillExtensionPasswordsPromoDisplayed
        case autofillExtensionPasswordsPromoConfirmed
        case autofillExtensionPasswordsPromoDismissed
        case autofillExtensionInlinePromoDisplayed
        case autofillExtensionInlinePromoConfirmed
        case autofillExtensionInlinePromoDismissed
        case autofillExtensionInlinePromoDismissedPermanently

        case autofillExtensionSettingsTurnOnTapped
        case autofillExtensionSettingsTurnOffTapped
        case autofillExtensionSettingsTurnOnSuccess
        case autofillExtensionSettingsTurnOnThrottled
        case autofillExtensionSettingsTurnOnCancelled
        case autofillExtensionSettingsTurnOnFailed

        case autofillJSPixelFired(_ pixel: AutofillUserScript.JSPixel)
        
        case secureVaultError
        
        case secureVaultInitFailedError
        case secureVaultFailedToOpenDatabaseError
        case sharedSecureVaultInitFailed
        
        // Replacing secureVaultIsEnabledCheckedWhenEnabledAndBackgrounded with data protection check
        case secureVaultIsEnabledCheckedWhenEnabledAndDataProtected

        case secureVaultV4Migration
        case secureVaultV4MigrationSkipped

        case importCredentialsFlowStarted
        case importCredentialsFlowCancelled
        case importCredentialsFlowHadCredentials
        case importCredentialsFlowEnded
        case importCredentialsPromptNeverAgainClicked

        // MARK: Data Import pixels

        case autofillImportPasswordsImportButtonTapped
        case autofillImportPasswordsImportButtonShown
        case autofillImportPasswordsOverflowMenuTapped
        case bookmarksImportButtonTapped
        case bookmarksImportButtonShown
        case bookmarksImportOverflowMenuTapped
        case importInstructionsDisplayed
        case importInstructionsFileButtonTapped
        case importInstructionsToggled
        case importInstructionsFileSelectedZip
        case importInstructionsFileSelectedHtml
        case importInstructionsFileSelectedCsv
        case importInstructionsCancelled
        case importPreviewPromptDisplayed
        case importPreviewPromptConfirmed
        case importPreviewPromptDismissed
        case importResultDisplayed
        case importResultPasswordsSuccess
        case importResultBookmarksSuccess
        case importResultCreditCardsSuccess
        case importResultSyncButtonShown
        case importResultSyncButtonTapped
        case importResultPasswordsParsing
        case importResultBookmarksParsing
        case importResultUnzipping

        // MARK: Ad Click Attribution pixels
        
        case adClickAttributionDetected
        case adClickAttributionActive
        case adClickAttributionPageLoads
        
        // MARK: SERP pixels
        
        case serpRequerySame
        case serpRequeryNew
        
        // MARK: Network Protection
        
        case networkProtectionActiveUser
        case networkProtectionNewUser

        case networkProtectionControllerStartAttempt
        case networkProtectionControllerStartSuccess
        case networkProtectionControllerStartFailure

        case networkProtectionTunnelStartAttempt
        case networkProtectionTunnelStartAttemptOnDemandWithoutAccessToken
        case networkProtectionTunnelStartSuccess
        case networkProtectionTunnelStartFailure

        case networkProtectionTunnelStopAttempt
        case networkProtectionTunnelStopSuccess
        case networkProtectionTunnelStopFailure

        case networkProtectionTunnelUpdateAttempt
        case networkProtectionTunnelUpdateSuccess
        case networkProtectionTunnelUpdateFailure

        case networkProtectionTunnelWakeFailure

        case networkProtectionEnableAttemptConnecting
        case networkProtectionEnableAttemptSuccess
        case networkProtectionEnableAttemptFailure

        case networkProtectionServerMigrationAttempt
        case networkProtectionServerMigrationAttemptSuccess
        case networkProtectionServerMigrationAttemptFailure

        case networkProtectionConnectionTesterFailureDetected
        case networkProtectionConnectionTesterFailureRecovered(failureCount: Int)
        case networkProtectionConnectionTesterExtendedFailureDetected
        case networkProtectionConnectionTesterExtendedFailureRecovered(failureCount: Int)

        case networkProtectionTunnelFailureDetected
        case networkProtectionTunnelFailureRecovered

        case networkProtectionLatency(quality: String)
        case networkProtectionLatencyError
        
        case networkProtectionEnabledOnSearch

        case networkProtectionRekeyAttempt
        case networkProtectionRekeyFailure
        case networkProtectionRekeyCompleted
        
        case networkProtectionTunnelConfigurationNoServerRegistrationInfo
        case networkProtectionTunnelConfigurationCouldNotSelectClosestServer
        case networkProtectionTunnelConfigurationCouldNotGetPeerPublicKey
        case networkProtectionTunnelConfigurationCouldNotGetPeerHostName
        case networkProtectionTunnelConfigurationCouldNotGetInterfaceAddressRange
        
        case networkProtectionClientFailedToFetchServerList
        case networkProtectionClientFailedToParseServerListResponse
        case networkProtectionClientFailedToFetchServerStatus
        case networkProtectionClientFailedToParseServerStatusResponse
        case networkProtectionClientFailedToEncodeRegisterKeyRequest
        case networkProtectionClientFailedToFetchRegisteredServers
        case networkProtectionClientFailedToParseRegisteredServersResponse
        case networkProtectionClientFailedToFetchLocations
        case networkProtectionClientFailedToParseLocationsResponse
        case networkProtectionClientInvalidAuthToken
        
        case networkProtectionKeychainErrorFailedToCastKeychainValueToData
        case networkProtectionKeychainReadError
        case networkProtectionKeychainWriteError
        case networkProtectionKeychainUpdateError
        case networkProtectionKeychainDeleteError
        
        case networkProtectionWireguardErrorCannotLocateTunnelFileDescriptor
        case networkProtectionWireguardErrorInvalidState
        case networkProtectionWireguardErrorFailedDNSResolution
        case networkProtectionWireguardErrorCannotSetNetworkSettings
        case networkProtectionWireguardErrorCannotStartWireguardBackend
        case networkProtectionWireguardErrorCannotSetWireguardConfig

        case networkProtectionFailedToLoadFromPreferences
        case networkProtectionFailedToSaveToPreferences
        case networkProtectionActivationRequestFailed
        
        case networkProtectionDisconnected
        
        case networkProtectionNoAccessTokenFoundError
        case networkProtectionVPNAccessRevoked
        case networkProtectionUnmanagedSubscriptionError

        case networkProtectionPixelStorageSetupFailure
        case pixelFireSuppressedStorageError

        case networkProtectionMemoryWarning
        case networkProtectionMemoryCritical
        
        case networkProtectionUnhandledError
        
        case networkProtectionGeoswitchingOpened
        case networkProtectionGeoswitchingSetNearest
        case networkProtectionGeoswitchingSetCustom
        case networkProtectionGeoswitchingNoLocations

        case networkProtectionSnoozeEnabledFromStatusMenu
        case networkProtectionSnoozeDisabledFromStatusMenu
        case networkProtectionSnoozeDisabledFromLiveActivity

        case networkProtectionFailureRecoveryStarted
        case networkProtectionFailureRecoveryFailed
        case networkProtectionFailureRecoveryCompletedHealthy
        case networkProtectionFailureRecoveryCompletedUnhealthy

        case networkProtectionWidgetConnectAttempt
        case networkProtectionWidgetConnectSuccess
        case networkProtectionWidgetConnectCancelled
        case networkProtectionWidgetConnectFailure
        case networkProtectionWidgetDisconnectAttempt
        case networkProtectionWidgetDisconnectSuccess
        case networkProtectionWidgetDisconnectCancelled
        case networkProtectionWidgetDisconnectFailure

        case vpnControlCenterConnectAttempt
        case vpnControlCenterConnectSuccess
        case vpnControlCenterConnectCancelled
        case vpnControlCenterConnectFailure

        case vpnControlCenterDisconnectAttempt
        case vpnControlCenterDisconnectSuccess
        case vpnControlCenterDisconnectCancelled
        case vpnControlCenterDisconnectFailure

        case vpnShortcutConnectAttempt
        case vpnShortcutConnectSuccess
        case vpnShortcutConnectCancelled
        case vpnShortcutConnectFailure

        case vpnShortcutDisconnectAttempt
        case vpnShortcutDisconnectSuccess
        case vpnShortcutDisconnectCancelled
        case vpnShortcutDisconnectFailure

        case networkProtectionDNSUpdateCustom
        case networkProtectionDNSUpdateDefault

        case networkProtectionVPNConfigurationRemoved
        case networkProtectionVPNConfigurationRemovalFailed

        case networkProtectionConfigurationInvalidPayload(configuration: Configuration)

        case networkProtectionAdapterEndTemporaryShutdownStateAttemptFailure
        case networkProtectionAdapterEndTemporaryShutdownStateRecoverySuccess
        case networkProtectionAdapterEndTemporaryShutdownStateRecoveryFailure

        // MARK: - VPN Tips

        case networkProtectionGeoswitchingTipShown
        case networkProtectionGeoswitchingTipActioned
        case networkProtectionGeoswitchingTipDismissed
        case networkProtectionGeoswitchingTipIgnored

        case networkProtectionSnoozeTipShown
        case networkProtectionSnoozeTipActioned
        case networkProtectionSnoozeTipDismissed
        case networkProtectionSnoozeTipIgnored

        case networkProtectionWidgetTipShown
        case networkProtectionWidgetTipActioned
        case networkProtectionWidgetTipDismissed
        case networkProtectionWidgetTipIgnored

        // MARK: remote messaging pixels
        
        case remoteMessageShown
        case remoteMessageShownUnique
        case remoteMessageDismissed
        case remoteMessageActionClicked
        case remoteMessagePrimaryActionClicked
        case remoteMessageSecondaryActionClicked
        case remoteMessageSheet
        case remoteMessageCardShown
        case remoteMessageCardClicked
        case remoteMessageImageLoadSuccess
        case remoteMessageImageLoadFailed

        // MARK: debug pixels
        case dbCrashDetected(appIdentifier: String?)
        case dbCrashDetectedDaily(appIdentifier: String?)
        case crashOnCrashHandlersSetUp

        case crashReportCRCIDMissing
        case crashReportingSubmissionFailed

        case dbContainerInitializationError
        case dbInitializationError
        case dbSaveExcludedHTTPSDomainsError
        case dbSaveBloomFilterError
        case dbRemoteMessagingSaveConfigError
        case dbRemoteMessagingUpdateMessageShownError
        case dbRemoteMessagingUpdateMessageStatusError
        case dbLocalAuthenticationError
        
        case configurationFetchInfo
        case couldNotLoadConfiguration(configuration: Configuration, target: Pixel.BuildTarget)
        case couldNotParseConfiguration(configuration: Configuration, target: Pixel.BuildTarget)

        case trackerDataReloadFailed
        case fileStoreWriteFailed
        case fileStoreCoordinatorFailed
        case privacyConfigurationReloadFailed
        
        case contentBlockingCompilationFailed(listType: CompileRulesListType,
                                              component: ContentBlockerDebugEvents.Component)

        case contentBlockingLookupRulesSucceeded
        case contentBlockingFetchLRCSucceeded
        case contentBlockingNoMatchInLRC
        case contentBlockingLRCMissing
        
        case contentBlockingCompilationTaskPerformance(iterationCount: Int, timeBucketAggregation: CompileTimeBucketAggregation)
        case ampBlockingRulesCompilationFailed

        case webKitDidTerminate
        case webKitTerminationDidReloadCurrentTab
        case webKitDidTerminateDuringWarmup

        case webKitWarmupUnexpectedDidFinish
        case webKitWarmupUnexpectedDidTerminate

        case backgroundTaskSubmissionFailed
        
        case blankOverlayNotDismissed
        
        case cookieDeletionTime(_ time: BucketAggregation)
        case cookieDeletionLeftovers
        case clearDataInDefaultPersistence(_ time: BucketAggregation)

        case webkitWarmupStart(appState: String)
        case webkitWarmupFinished(appState: String)

        case cachedTabPreviewsExceedsTabCount
        case cachedTabPreviewRemovalError
        
        case missingDownloadedFile
        
        case compilationResult(result: CompileRulesResult, waitTime: BucketAggregation, appState: AppState)
        
        case emailAutofillKeychainError
        
        case adAttributionGlobalAttributedRulesDoNotExist
        case adAttributionCompilationFailedForAttributedRulesList
        
        case adAttributionLogicUnexpectedStateOnInheritedAttribution
        case adAttributionLogicUnexpectedStateOnRulesCompiled
        case adAttributionLogicUnexpectedStateOnRulesCompilationFailed
        case adAttributionDetectionHeuristicsDidNotMatchDomain
        case adAttributionDetectionInvalidDomainInParameter
        case adAttributionLogicRequestingAttributionTimedOut
        case adAttributionLogicWrongVendorOnSuccessfulCompilation
        case adAttributionLogicWrongVendorOnFailedCompilation

        case debugTabSwitcherDidChangeInvalidState
        case debugTabsModelCrossModeMismatch

        case debugBookmarksInitialStructureQueryFailed
        case debugBookmarksStructureLost
        
        case debugAppDelegateInitToLaunchTime
        case debugBookmarksStructureNotRecovered
        case debugBookmarksInvalidRoots
        case debugBookmarksValidationFailed

        case debugBookmarksNoDBSchemeFound
        case debugBookmarksUnableToLoadPersistentStores
        case debugBookmarksErrorCreatingTopLevelBookmarksFolder
        case debugBookmarksErrorCreatingTopLevelFavoritesFolder
        case debugBookmarksCouldNotFixBookmarkFolder
        case debugBookmarksCouldNotFixFavoriteFolder
        case debugBookmarksCouldNotPrepareDBStructure
        case debugBookmarksCouldNotWriteToDB
        case debugBookmarksCouldNotGetFavoritesOrder
        case debugBookmarksCouldNotPrepareDatabase
        case debugBookmarksTopFolderSaveFailed

        case debugBookmarksPendingDeletionFixed
        case debugBookmarksPendingDeletionRepairError

        case debugCannotClearObservationsDatabase
        case debugWebsiteDataStoresNotClearedMultiple
        case debugWebsiteDataStoresNotClearedOne
        case debugWebsiteDataStoresCleared
        case fireRemoveAllContainersAfterDelaySuccess
        case fireRemoveAllContainersAfterDelayFailure

        case debugBookmarksMigratedMoreThanOnce

        case debugBreakageExperiment

        case debugWebViewInVisibleTabHidden

        case debugPromptCoordinationFailedToSaveLastPresentationDate
        case debugPromptCoordinationFailedToRetrieveLastPresentationDate

        // Return user measurement
        case debugReturnUserAddATB
        case debugReturnUserUpdateATB

        // Errors from Bookmarks Module
        case bookmarkFolderExpected
        case bookmarksListIndexNotMatchingBookmark
        case bookmarksListMissingFolder
        case editorNewParentMissing
        case favoritesListIndexNotMatchingBookmark
        case fetchingRootItemFailed(BookmarksModelError.ModelType)
        case indexOutOfRange(BookmarksModelError.ModelType)
        case saveFailed(BookmarksModelError.ModelType)
        case missingParent(BookmarksModelError.ObjectType)
        
        case bookmarksCouldNotLoadDatabase
        case bookmarksCouldNotPrepareDatabase
        case bookmarksCouldNotMigrateDatabase
        case bookmarksMigrationAlreadyPerformed
        case bookmarksMigrationFailed
        case bookmarksMigrationCouldNotPrepareDatabase
        case bookmarksMigrationCouldNotPrepareDatabaseOnFailedMigration
        case bookmarksMigrationCouldNotRemoveOldStore
        case bookmarksMigrationCouldNotPrepareMultipleFavoriteFolders

        case bookmarksOpenFromToolbar
        case syncSignupDirect
        case syncSignupConnect
        case syncLogin
        case syncDaily
        case syncDisabled
        case syncDisabledAndDeleted
        case syncDuckAddressOverride
        case syncSuccessRateDaily
        case syncLocalTimestampResolutionTriggered(Feature)
        case syncAiChatActiveDaily
        case syncMigratedToFileStore
        case syncFailedToMigrateToFileStore
        case syncFailedToInitFileStore
        case syncFailedToLoadAccount
        case syncFailedToSetupEngine
        case syncBookmarksObjectLimitExceededDaily
        case syncCredentialsObjectLimitExceededDaily
        case syncCreditCardsObjectLimitExceededDaily
        case syncAiChatsObjectLimitExceededDaily
        case syncBookmarksRequestSizeLimitExceededDaily
        case syncCredentialsRequestSizeLimitExceededDaily
        case syncCreditCardsRequestSizeLimitExceededDaily
        case syncAiChatsRequestSizeLimitExceededDaily
        case syncBookmarksTooManyRequestsDaily
        case syncCredentialsTooManyRequestsDaily
        case syncCreditCardsTooManyRequestsDaily
        case syncSettingsTooManyRequestsDaily
        case syncAiChatsTooManyRequestsDaily
        case syncBookmarksValidationErrorDaily
        case syncCredentialsValidationErrorDaily
        case syncCreditCardsValidationErrorDaily
        case syncSettingsValidationErrorDaily
        case syncAiChatsValidationErrorDaily

        case syncSentUnauthenticatedRequest
        case syncMetadataCouldNotLoadDatabase
        case syncBookmarksFailed
        case syncBookmarksPatchCompressionFailed
        case syncCredentialsProviderInitializationFailed
        case syncCredentialsFailed
        case syncCredentialsPatchCompressionFailed
        case syncCreditCardsProviderInitializationFailed
        case syncCreditCardsFailed
        case syncCreditCardsPatchCompressionFailed
        case syncSettingsFailed
        case syncSettingsMetadataUpdateFailed
        case syncSettingsPatchCompressionFailed
        case syncAiChatsFailed
        case syncAiChatsPatchCompressionFailed
        case syncSignupError
        case syncLoginError
        case syncLogoutError
        case syncUpdateDeviceError
        case syncRemoveDeviceError
        case syncDeleteAccountError
        case syncLoginExistingAccountError
        case syncSecureStorageReadError
        case syncSecureStorageDecodingError
        case syncAccountRemoved(reason: String)

        case syncAskUserToSwitchAccount
        case syncUserAcceptedSwitchingAccount
        case syncUserCancelledSwitchingAccount
        case syncUserSwitchedAccount
        case syncUserSwitchedLogoutError
        case syncUserSwitchedLoginError

        case syncGetOtherDevices
        case syncGetOtherDevicesCopy
        case syncGetOtherDevicesShare

        case syncPromoDisplayed
        case syncPromoConfirmed
        case syncPromoDismissed

        case syncRecoveryPromptDisplayed
        case syncRecoveryPromptSyncWithAnotherDeviceTapped
        case syncRecoveryPromptShowAlternativesTapped
        case syncRecoveryPromptDismissed

        case syncRecoveryAlternativeDisplayed
        case syncRecoveryAlternativeScanRecoveryCodeTapped
        case syncRecoveryAlternativeBackupThisDeviceTapped
        case syncRecoveryAlternativeDismissed

        case syncAutoRestoreOnboardingPromptShownUnique
        case syncAutoRestoreOnboardingRestoreTappedUnique
        case syncAutoRestoreOnboardingSkipTappedUnique

        case syncAutoRestoreToggleShown
        case syncAutoRestoreToggleOptedOut

        case syncAutoRestoreSettingsReadyShown
        case syncAutoRestoreSettingsRestoreTapped
        case syncAutoRestoreSettingsSkipRestoreTapped
        case syncAutoRestoreSettingsCancelled
        case syncAutoRestoreSettingsManualRecoveryShown

        case syncAutoRestoreSettingsPageShown
        case syncAutoRestoreSettingsPageToggleEnabled
        case syncAutoRestoreSettingsPageToggleDisabled

        case syncAutoRestoreSuccess
        case syncAutoRestoreFailure
        case syncAutoRestorePreservedAccountCleared
        case syncAutoRestorePreservedAccountClearFailed

        case syncSetupBarcodeScreenShown
        case syncSetupBarcodeScannerSuccess
        case syncSetupBarcodeScannerFailed
        case syncSetupBarcodeCodeCopied
        case syncSetupManualCodeEntryScreenShown
        case syncSetupManualCodeEnteredSuccess
        case syncSetupManualCodeEnteredFailed
        case syncSetupEndedAbandoned
        case syncSetupEndedSuccessful
        case syncSetupDeepLinkFlowStarted
        case syncSetupDeepLinkFlowSuccess
        case syncSetupDeepLinkFlowAbandoned
        case syncSetupDeepLinkFlowTimeout

        case swipeTabsUsedDaily
        case swipeToOpenNewTab

        case temporaryTelemetrySettingsClearDataAnimation(animation: String)
        case temporaryTelemetrySettingsCustomizedAddressBarButton(button: String)
        case temporaryTelemetrySettingsCustomizedToolbarButton(button: String)

        case bookmarksCleanupFailed
        case bookmarksCleanupAttemptedWhileSyncWasEnabled
        case favoritesCleanupFailed
        case bookmarksFaviconsFetcherStateStoreInitializationFailed
        case bookmarksFaviconsFetcherFailed
        
        case credentialsDatabaseCleanupFailed
        case credentialsCleanupAttemptedWhileSyncWasEnabled
        
        case creditCardsDatabaseCleanupFailed
        case creditCardsCleanupAttemptedWhileSyncWasEnabled

        case invalidPayload(Configuration)
        
        case emailIncontextPromptDisplayed
        case emailIncontextPromptConfirmed
        case emailIncontextPromptDismissed
        case emailIncontextPromptDismissedPersistent
        case emailIncontextModalDisplayed
        case emailIncontextModalDismissed
        case emailIncontextModalExitEarly
        case emailIncontextModalExitEarlyContinue
        
        case compilationFailed

        case protectionToggledOffBreakageReport
        case toggleProtectionsDailyCount
        case toggleReportDoNotSend
        case toggleReportDismiss

        case pageRefreshThreeTimesWithin20Seconds

        case siteNotWorkingShown
        case siteNotWorkingWebsiteIsBroken

        /**
         * Event Trigger: BrowserServicesKit.UserScript.loadJS fails to load the contents of a JS file.
         *
         * Anomaly Investigation:
         * - App crashes after this pixel is fired.
         * - Useful for investigating the underlying error causing the failure.
         */
        case userScriptLoadJSFailed

        // MARK: - Default Browser

        // Set As Default Browser Debug Pixels
        // Privacy Triage: https://app.asana.com/0/1206329551987282/1209505775591500

        /// Fired when a successful result (either true or false) is returned from [isDefault(.webBrowser)](https://developer.apple.com/documentation/UIKit/UIApplication/isDefault(_:)) method.
        case debugSetAsDefaultBrowserSuccessfulResult

        /// Fired when an error with domain `UIApplicationCategoryDefaultErrorDomain` and code `rateLimited` is thrown from [isDefault(.webBrowser)](https://developer.apple.com/documentation/UIKit/UIApplication/isDefault(_:)) method.
        case debugSetAsDefaultBrowserMaxNumberOfAttemptsFailure

        /// Fired when an error with domain `UIApplicationCategoryDefaultErrorDomain` and code `rateLimited` is thrown from [isDefault(.webBrowser)](https://developer.apple.com/documentation/UIKit/UIApplication/isDefault(_:)) method
        /// and we don’t have a persisted version of the previous result.
        case debugSetAsDefaultBrowserMaxNumberOfAttemptsNoExistingResultPersistedFailure

        /// Fired when a generic error is thrown from [isDefault(.webBrowser)](https://developer.apple.com/documentation/UIKit/UIApplication/isDefault(_:)) method.
        case debugSetAsDefaultBrowserUnknownFailure

        // Default Browser Prompt Pixels
        // Privacy Triage: https://app.asana.com/1/137249556945/project/69071770703008/task/1210702713778212

        /// Fired when it is not possible to retrieve from the persistence store the number of active days for a user.
        case debugDefaultBrowserPromptFailedToRetrieveCurrentActivity
        /// Fired when it is not possible to save in the persistence store the number of active days of users.
        case debugDefaultBrowserPromptFailedToSaveCurrentActivity
        /// Fired when it is not possible to retrieve from the persistence store the date when last modal was shown.
        case debugDefaultBrowserPromptFailedToRetrieveLastModalShownDate
        /// Fired when it is not possible to save  in the persistence store the date when last modal was shown.
        case debugDefaultBrowserPromptFailedToSaveLastModalShownDate
        /// Fired when it is not possible to retrieve from the persistence store the number of modal shown.
        case debugDefaultBrowserPromptFailedToRetrieveModalShownOccurrences
        /// Fired when it is not possible to save in the persistence store the number of modal shown.
        case debugDefaultBrowserPromptFailedToSaveModalShownOccurrences
        /// Fired when it is not possible to retrieve from the persistence store the flag indicating whether the modal was permanently dismissed.
        case debugDefaultBrowserPromptFailedToRetrievePermanentlyDismissedPrompt
        /// Fired when it is not possible to save in the persistence store the flag indicating whether the modal was permanently dismissed.
        case debugDefaultBrowserPromptFailedToSavePermanentlyDismissedPrompt
        /// Fired when it is not possible to retrieve from the persistence store the type of user.
        case debugDefaultBrowserPromptFailedToRetrieveUserType
        /// Fired when it is not possible to save from the persistence store the type of user.
        case debugDefaultBrowserPromptFailedToSaveUserType
        /// Fired when it is not possible to retrieve from the persistence store whether the inactive user modal was shown.
        case debugDefaultBrowserPromptFailedToRetrieveInactiveModalShown
        /// Fired when it is not possible to save from the persistence store that the inactive user modal was shown.
        case  debugDefaultBrowserPromptFailedToSaveInactiveModalShown

        /// Fired when the SAD modal sheet appears on screen.
        case defaultBrowserPromptModalShown
        /// Fired when the “Close” button of the SAD modal sheet is tapped.
        case defaultBrowserPromptModalClosedButtonTapped
        /// Fired when the “Set As Default Browser" button of the SAD modal sheet is tapped.
        case defaultBrowserPromptModalSetAsDefaultBrowserButtonTapped
        /// Fired when the “Don’t ask again” button of the SAD modal sheet is tapped.
        case defaultBrowserPromptModalDoNotAskAgainButtonTapped
        /// Fired when the SAD modal sheet for inactive users appears on screen.
        case defaultBrowserPromptInactiveUserModalShown
        /// Fired when the “Close” button of the SAD modal sheet for inactive users is tapped.
        case defaultBrowserPromptInactiveUserModalClosedButtonTapped
        /// Fired when the “Set As Default Browser" button of the SAD modal sheet for inactive users is tapped.
        case defaultBrowserPromptInactiveUserModalSetAsDefaultBrowserButtonTapped
        /// Fired when "Plus even more protections..." button of the SAD modal sheet for inactive users is tapped.
        case defaultBrowserPromptInactiveUserModalMoreProtectionsButtonTapped

        /// Fired when creating the app configurationuser defaults in ai chat settings migration failed.
        case debugFailedToCreateAppConfigurationUserDefaultsInAIChatSettingsMigration

        // MARK: History
        case historyStoreLoadFailed
        case historyRemoveFailed
        case historyReloadFailed
        case historyCleanEntriesFailed
        case historyCleanVisitsFailed
        case historySaveFailed
        case historyInsertVisitFailed
        case historyRemoveVisitsFailed
        case historyLoadTabHistoryFailed
        case historyInsertTabHistoryFailed
        case historyRemoveTabHistoryFailed
        case historyCleanOrphanedTabHistoryFailed

        // MARK: Subscription
        case subscriptionOfferScreenImpression
        case subscriptionPurchaseAttempt
        case subscriptionPurchaseFailureOther
        case subscriptionPurchaseFailureStoreError
        case subscriptionPurchaseFailureBackendError
        case subscriptionPurchaseFailureAccountNotCreated
        case subscriptionPurchaseSuccess
        case subscriptionRestorePurchaseOfferPageEntry
        case subscriptionRestorePurchaseClick
        case subscriptionRestorePurchaseEmailStart
        case subscriptionRestorePurchaseStoreStart
        case subscriptionRestorePurchaseEmailSuccess
        case subscriptionRestorePurchaseStoreSuccess
        case subscriptionRestorePurchaseStoreFailureNotFound
        case subscriptionRestorePurchaseStoreFailureOther
        case subscriptionRestoreAfterPurchaseAttempt
        case subscriptionActivated
        case subscriptionWelcomeAddDevice
        case subscriptionWelcomeVPN
        case subscriptionWelcomePersonalInformationRemoval
        case subscriptionWelcomeAIChat
        case subscriptionWelcomeIdentityRestoration
        case ddgSubscriptionSettings
        case subscriptionVPNSettings
        case subscriptionPersonalInformationRemovalSettings
        case subscriptionIdentityRestorationSettings
        case ddgSubscriptionManagementEmail
        case ddgSubscriptionManagementPlanBilling
        case ddgSubscriptionManagementRemoval
        case subscriptionSuccessfulSubscriptionAttribution
        case subscriptionKeychainAccessError
        // Auth
        case subscriptionAuthV2GetTokensError2

        case settingsSubscriptionAccountWithNoSubscriptionFound

        case subscriptionActivatingRestoreErrorMissingAccountOrTransactions
        case subscriptionActivatingRestoreErrorPastTransactionAuthenticationError
        case subscriptionActivatingRestoreErrorFailedToObtainAccessToken
        case subscriptionActivatingRestoreErrorFailedToFetchAccountDetails
        case subscriptionActivatingRestoreErrorFailedToFetchSubscriptionDetails
        case subscriptionActivatingRestoreErrorSubscriptionExpired

        /**
         * Event Trigger: The Subscription onboarding promotion is displayed to the user
         *
         * Anomaly Investigation:
         * - This should only be fired during app onboarding. See `OnboardingSubscriptionPromotionHelper`
         */
        case subscriptionOnboardingPromotionImpression

        /**
         * Event Trigger: The user tapped the 'Learn More' button on the Subscription onboarding promotion
         *
         * Anomaly Investigation:
         * - This should only be fired during app onboarding. See `OnboardingSubscriptionPromotionHelper`
         */
        case subscriptionOnboardingPromotionTap

        /**
         * Event Trigger: The user tapped the 'Skip' button on the Subscription onboarding promotion
         *
         * Anomaly Investigation:
         * - This should only be fired during app onboarding. See `OnboardingSubscriptionPromotionHelper`
         */
        case subscriptionOnboardingPromotionDismiss

        /**
         * Event Trigger: The subscription promotion modal is shown to a returning user who skipped onboarding
         *
         * Anomaly Investigation:
         * - This should only be fired from `SubscriptionPromoCoordinator`
         */
        case subscriptionSkippedOnboardingPromotionImpression

        /**
         * Event Trigger: The user tapped the CTA on the skipped-onboarding subscription promotion modal
         *
         * Anomaly Investigation:
         * - This should only be fired from `SubscriptionPromoCoordinator`
         */
        case subscriptionSkippedOnboardingPromotionTap

        /**
         * Event Trigger: The user dismissed the skipped-onboarding subscription promotion modal
         *
         * Anomaly Investigation:
         * - This should only be fired from `SubscriptionPromoCoordinator`
         */
        case subscriptionSkippedOnboardingPromotionDismiss

        // Win-back Offer
        case subscriptionWinBackOfferLaunchPromptShown
        case subscriptionWinBackOfferLaunchPromptCTAClicked
        case subscriptionWinBackOfferLaunchPromptDismissed

        case subscriptionWinBackOfferSettingsLoggedOutOfferShown
        case subscriptionWinBackOfferSettingsLoggedOutOfferCTAClicked
        case subscriptionWinBackOfferSettingsLoggedInOfferShown

        case subscriptionWinBackOfferSubscriptionSettingsShown
        case subscriptionWinBackOfferSubscriptionSettingsCTAClicked

        // Free Trial Journey
        case privacyProFreeTrialStart
        case privacyProFreeTrialVPNActivation
        case privacyProFreeTrialPIRActivation
        case privacyProFreeTrialDuckAIActivation

        // MARK: Pixel Experiment
        case pixelExperimentEnrollment

        // MARK: Settings
        case settingsPresented
        case settingsSetAsDefault
        case settingsVoiceSearchOn
        case settingsVoiceSearchOff
        case settingsWebTrackingProtectionOpen
        case settingsGpcOn
        case settingsGpcOff
        case settingsGeneralAutocompleteOn
        case settingsGeneralAutocompleteOff
        case settingsPrivateSearchAutocompleteOn
        case settingsPrivateSearchAutocompleteOff
        case settingsRecentlyVisitedOn
        case settingsRecentlyVisitedOff
        case settingsAddressBarSelectorPressed
        case settingsAccessibilityOpen
        case settingsAccessiblityTextZoom

        case settingsPrivateSearchOpen
        case settingsEmailProtectionOpen
        case settingsEmailProtectionEnable
        case settingsGeneralOpen
        case settingsSyncOpen
        case settingsAppearanceOpen
        case settingsThemeSelectorPressed
        case settingsAddressBarTopSelected
        case settingsAddressBarBottomSelected
        case settingsShowFullURLOn
        case settingsShowFullURLOff
        case settingsTrackerCountInAddressBarToggled
        case settingsTrackerCountInTabSwitcherToggled
        case tabSwitcherTrackerCountHidden
        case settingsDataClearingOpen
        case settingsFireButtonSelectorPressed
        case settingsDataClearingClearDataOpen
        case settingsAutomaticallyClearDataOn
        case settingsAutomaticallyClearDataOff
        case settingsAutomaticDataClearingOptionsUpdated
        case settingsNextStepsAddAppToDock
        case settingsNextStepsAddWidget
        case settingsMoreSearchSettings
        case settingsRefreshButtonPositionAddressBar
        case settingsRefreshButtonPositionMenu
        case settingsWhatsNewOpen
        case settingsAutoplayOpen
        case settingsAutoplayChanged

        /// [Privacy Triage](https://app.asana.com/1/137249556945/project/69071770703008/task/1210619010364082)
        case settingsOpenAssistSettings

        /// [Privacy Triage](https://app.asana.com/1/137249556945/project/69071770703008/task/1210068471808737)
        case settingsPresentedFromMenu

        // Web pixels
        case subscriptionOfferMonthlyPriceClick
        case subscriptionOfferYearlyPriceClick
        case subscriptionAddEmailSuccess
        case subscriptionWelcomeFAQClick
        
        // Tier Options
        case subscriptionTierOptionsRequested
        case subscriptionTierOptionsSuccess
        case subscriptionTierOptionsFailure
        case subscriptionTierOptionsUnexpectedProTier

        // Plan Change
        case subscriptionViewAllPlansClick
        case subscriptionUpgradeClick
        case subscriptionCancelPendingDowngradeClick

        // MARK: Apple Ad Attribution
        case appleAdAttribution

        // MARK: Secure Vault
        case secureVaultL1KeyMigration
        case secureVaultL2KeyMigration
        case secureVaultL2KeyPasswordMigration

        // MARK: Report broken site flows
        case reportBrokenSiteShown
        case reportBrokenSiteSent

        // MARK: New Tab Page baseline engagement
        case addFavoriteDaily
        case addBookmarkDaily
        case favoriteLaunchedNTPDaily
        case bookmarkLaunchedDaily
        case newTabPageDisplayedDaily

        // MARK: NTP after idle
        case ntpAfterIdleNTPShownAfterIdle
        case ntpAfterIdleNTPShownUserInitiated
        case ntpAfterIdleReturnToPageTappedAfterIdle
        case ntpAfterIdleReturnToPageTappedUserInitiated
        case ntpAfterIdleBarUsedAfterIdle
        case ntpAfterIdleBarUsedUserInitiated
        case ntpAfterIdleToggleUsedAfterIdle
        case ntpAfterIdleToggleUsedUserInitiated
        case ntpAfterIdleBackButtonUsedAfterIdle
        case ntpAfterIdleBackButtonUsedUserInitiated
        case ntpAfterIdleAppBackgroundedAfterIdle
        case ntpAfterIdleAppBackgroundedUserInitiated
        case ntpAfterIdleTabSwitcherSelectedAfterIdle
        case ntpAfterIdleTabSwitcherSelectedUserInitiated
        case ntpAfterIdleSettingChangedToNewTab
        case ntpAfterIdleSettingChangedToLastUsedTab

        // MARK: DuckPlayer

        /// [Privacy Triage](https://app.asana.com/1/137249556945/project/69071770703008/task/1210068471808737)
        case duckPlayerSettingsOpen

        case duckPlayerDailyUniqueView
        case duckPlayerViewFromYoutubeViaMainOverlay
        case duckPlayerViewFromYoutubeViaHoverButton
        case duckPlayerViewFromYoutubeAutomatic
        case duckPlayerViewFromSERP
        case duckPlayerViewFromOther
        case duckPlayerOverlayYoutubeImpressions
        case duckPlayerLandscapeLayoutImpressions
        case duckPlayerOverlayYoutubeWatchHere
        case duckPlayerSettingAlwaysDuckPlayer
        case duckPlayerSettingAlwaysSettings
        case duckPlayerSettingNeverSettings
        case duckPlayerSettingBackToDefault
        case duckPlayerSettingsAlwaysOverlaySERP
        case duckPlayerSettingsAlwaysOverlayYoutube
        case duckPlayerSettingsNeverOverlaySERP
        case duckPlayerSettingsNeverOverlayYoutube
        case duckPlayerWatchOnYoutube
        case duckPlayerSettingAlwaysOverlayYoutube
        case duckPlayerSettingNeverOverlayYoutube
        case duckPlayerContingencySettingsDisplayed
        case duckPlayerContingencyLearnMoreClicked
        case duckPlayerNewTabSettingOn
        case duckPlayerNewTabSettingOff
        case duckPlayerYouTubeSignInErrorImpression
        case duckPlayerYouTubeAgeRestrictedErrorImpression
        case duckPlayerYouTubeNoEmbedErrorImpression
        case duckPlayerYouTubeUnknownErrorImpression
        case duckPlayerYouTubeSignInErrorDaily
        case duckPlayerYouTubeAgeRestrictedErrorDaily
        case duckPlayerYouTubeNoEmbedErrorDaily
        case duckPlayerYouTubeUnknownErrorDaily
        case duckPlayerNativeYouTubeSignInErrorImpression
        case duckPlayerNativeYouTubeAgeRestrictedErrorImpression
        case duckPlayerNativeYouTubeNoEmbedErrorImpression
        case duckPlayerNativeYouTubeUnknownErrorImpression
        case duckPlayerNativeYouTubeSignInErrorDaily
        case duckPlayerNativeYouTubeAgeRestrictedErrorDaily
        case duckPlayerNativeYouTubeNoEmbedErrorDaily
        case duckPlayerNativeYouTubeUnknownErrorDaily

        // MARK: enhanced statistics
        case usageSegments

        // MARK: Certificate warnings
        case certificateWarningDisplayed(_ errorType: String)
        case certificateWarningLeaveClicked
        case certificateWarningAdvancedClicked
        case certificateWarningProceedClicked

        // MARK: Unified Feedback Form
        case pproFeedbackFeatureRequest(description: String, source: String)
        case pproFeedbackGeneralFeedback(description: String, source: String)
        case pproFeedbackReportIssue(source: String, category: String, subcategory: String, description: String, metadata: String)
        case pproFeedbackFormShow
        case pproFeedbackActionsScreenShow(source: String)
        case pproFeedbackCategoryScreenShow(source: String, reportType: String)
        case pproFeedbackSubcategoryScreenShow(source: String, reportType: String, category: String)
        case pproFeedbackSubmitScreenShow(source: String, reportType: String, category: String, subcategory: String)
        case pproFeedbackSubmitScreenFAQClick(source: String, reportType: String, category: String, subcategory: String)

        // MARK: WebView Error Page Shown
        case webViewErrorPageShown

        // MARK: External Scheme Navigation
        case webViewExternalSchemeNavigationXSafariHTTPSStay
        case webViewExternalSchemeNavigationXSafariHTTPSOpenInSafari
        case webViewExternalSchemeNavigationXSafariHTTPSLoopDetected
        case webViewExternalSchemeNavigationXSafariHTTPSLoopOpenInSafari

        // MARK: Browsing
        case stopPageLoad

        // MARK: Launch time
        case appDidFinishLaunchingTime(time: BucketAggregation)
        case appDidShowUITime(time: BucketAggregation)

        // MARK: AI Chat
        case aiChatNoRemoteSettingsFound(settings: String)
        case openAIChatFromAddressBar
        case openAIChatFromWidgetFavorite
        case openAIChatFromWidgetQuickAction
        case openAIChatFromWidgetControlCenter
        case openAIChatFromWidgetLockScreenComplication
        case openAIChatFromIconShortcut
        case openAIChatFromTabManager

        case voiceEntryPointTapped
        case voiceSessionStarted

        case aiChatSettingsVoiceTurnedOff
        case aiChatSettingsVoiceTurnedOn
        case aiChatSettingsAddressBarTurnedOff
        case aiChatSettingsAddressBarTurnedOn
        case aiChatSettingsSearchInputTurnedOff
        case aiChatSettingsSearchInputTurnedOn
        case aiChatSettingsBrowserMenuTurnedOff
        case aiChatSettingsBrowserMenuTurnedOn
        case aiChatSettingsTabManagerTurnedOff
        case aiChatSettingsTabManagerTurnedOn
        case aiChatSettingsChatSuggestionsTurnedOff
        case aiChatSettingsChatSuggestionsTurnedOn
        case aiChatSettingsDisplayed
        case aiChatSettingsEnabled
        case aiChatSettingsDisabled
        case aiChatSettingsAutoContextEnabled
        case aiChatSettingsAutoContextDisabled
        case aiChatSettingsDefaultTogglePositionChanged

        case aiChatOpen
        case aiChatMetricStartNewConversation
        case aiChatMetricStartNewConversationButtonClicked
        case aiChatMetricOpenHistory
        case aiChatMetricOpenMostRecentHistoryChat
        case aiChatMetricSentPromptOngoingChat
        case aiChatMetricDuckAIKeyboardReturnPressed
        case aiChatInternalSwitchBarDisplayed
        case aiChatExperimentalAddressBarIsEnabledDaily
        case aiChatContextualAutoAttachDAU
        case aiChatIsEnabledDaily

        case aiChatOmnibarSidebarButtonTapped
        case aiChatOmnibarNewChatButtonTapped
        
        case aiChatSettingsMenuOpened
        case aiChatSettingsMenuSidebarTapped
        case aiChatSettingsMenuAIChatSettingsTapped
        case aiChatSettingsMenuNewChatTabTapped
        
        case aiChatTabSwitcherOpened
        case aiChatFireButtonTapped

        // MARK: AI Chat Sync

        case aiChatSyncScopedSyncTokenError
        case aiChatSyncEncryptionError
        case aiChatSyncDecryptionError
        case aiChatSyncHistoryEnabledError
        case aiChatTermsAcceptedDuplicateSyncOff
        case aiChatTermsAcceptedDuplicateSyncOn

        // MARK: New Address Bar Picker
        case aiChatNewAddressBarPickerDisplayed
        case aiChatNewAddressBarPickerConfirmed
        case aiChatNewAddressBarPickerNotNow
        
        // MARK: Experimental Omnibar Metrics
        case aiChatExperimentalOmnibarShown
        case aiChatExperimentalOmnibarPromptSubmitted
        case aiChatExperimentalOmnibarQuerySubmitted
        case aiChatExperimentalOmnibarModeSwitched
        case aiChatExperimentalOmnibarSessionBothModes
        case aiChatExperimentalOmnibarFirstSettingsViewed
        case aiChatExperimentalOmnibarFirstEnabled
        case aiChatExperimentalOmnibarFirstInteraction
        case aiChatExperimentalOmnibarFirstSearchSubmission
        case aiChatExperimentalOmnibarFirstPromptSubmission
        case aiChatExperimentalOmnibarFullConversionUser
        case aiChatExperimentalOmnibarTextAreaFocused
        case aiChatExperimentalOmnibarClearButtonPressed
        case aiChatExperimentalOmnibarBackButtonPressed
        case aiChatExperimentalOmnibarKeyboardGoPressed
        case aiChatExperimentalOmnibarFloatingSubmitPressed
        case aiChatExperimentalOmnibarFloatingReturnPressed
        case aiChatExperimentalOmnibarSessionSummary
        case aiChatExperimentalOmnibarDailyRetention
        case aiChatLegacyOmnibarShown
        case aiChatLegacyOmnibarQuerySubmitted
        case aiChatLegacyOmnibarAichatButtonPressed
        case aiChatLegacyOmnibarBackButtonPressed

        // MARK: iPad Toggle
        case aiChatIPadTogglePromptSubmitted
        case aiChatIPadToggleURLSubmitted
        case aiChatOmnibarQuerySubmittedIPadToggleEnabled
        case aiChatIPadToggleRecentChatSelectedPinned
        case aiChatIPadToggleRecentChatSelected
        case aiChatIPadToggleEnabledOnAppOpen
        case aiChatIPadToggleDisabledOnAppOpen
        
        // MARK: AI Chat History Deletion
        case aiChatHistoryDeleteSuccessful
        case aiChatHistoryDeleteFailed
        case aiChatSingleDeleteSuccessful
        case aiChatSingleDeleteFailed

        // MARK: AI Chat Recent Chats
        case aiChatRecentChatSelectedPinned
        case aiChatRecentChatSelected

        // MARK: AI Chat Contextual Mode
        case aiChatContextualSheetOpened
        case aiChatContextualSheetDismissed
        case aiChatContextualExpandButtonTapped
        case aiChatContextualNewChatButtonTapped
        case aiChatContextualQuickActionSummarizeSelected
        case aiChatContextualPageContextPlaceholderShown
        case aiChatContextualPageContextPlaceholderTapped
        case aiChatContextualPageContextAutoAttached
        case aiChatContextualPageContextUpdatedOnNavigation
        case aiChatContextualPageContextManuallyAttachedNative
        case aiChatContextualPageContextManuallyAttachedFrontend
        case aiChatContextualPageContextRemovedNative
        case aiChatContextualPageContextRemovedFrontend
        case aiChatContextualPromptSubmittedWithContextNative
        case aiChatContextualPromptSubmittedWithoutContextNative
        case aiChatContextualSessionRestored
        case aiChatContextualFireButtonTapped
        case aiChatContextualFireButtonConfirmed
        case aiChatContextualPageContextCollectionEmpty
        case aiChatContextualPageContextCollectionUnavailable
        case aiChatContextualQuickActionAskAboutPageSelected
        case aiChatContextualRecentChatsPopupDisplayed
        case aiChatContextualRecentChatSelected
        case aiChatContextualViewAllChatsTapped

        // MARK: Customization
        case customizationAddressBarStarted
        case customizationAddressBarSelected
        case customizationToolbarStarted
        case customizationToolbarSelected

        // MARK: Lifecycle
        case appDidTransitionToUnexpectedState

        // MARK: Tab interaction state debug pixels
        case tabInteractionStateSourceMissingRootDirectory
        case tabInteractionStateSourceFailedToWrite

        case tabInteractionStateFailedToRestore
        case tabInteractionStateRestorationTime(_ time: BucketAggregation)

        // MARK: Malicious Site Protection
        case maliciousSiteProtection(event: MaliciousSiteProtectionEvent)

        // MARK: - Duck Player Native pixels
        
        /// First time Duck Player is opened each day
        case duckPlayerNativeDailyUniqueView
        /// Duck Player is opened automatically on YouTube
        case duckPlayerNativeViewFromYoutubeAutomatic
        /// Duck Player is opened from the YouTube entry point
        case duckPlayerNativeViewFromYoutubeEntryPoint
        /// Duck Player is opened from the YouTube re-entry point
        case duckPlayerNativeViewFromYoutubeReEntryPoint
        /// Duck Player is opened from SERP
        case duckPlayerNativeViewFromSERP
        /// Watch on YouTube button is tapped from Duck Player UI
        case duckPlayerNativeWatchOnYoutube
        /// Duck Player entry point is shown on YouTube video page
        case duckPlayerNativeEntryPointImpression
        /// Duck Player entry point is dismissed on YouTube video page
        case duckPlayerNativeEntryPointDismissed
        /// Duck Player re-entry point is shown on YouTube video page
        case duckPlayerNativeReEntryPointImpression
        /// Duck Player re-entry point is dismissed on YouTube video page
        case duckPlayerNativeReEntryPointDismissed
        /// Setting for SERP is changed to off
        case duckPlayerNativeSettingsSerpOff
        /// Setting for SERP is changed to on
        case duckPlayerNativeSettingsSerpOn
        /// Setting for YouTube is changed to automatic
        case duckPlayerNativeSettingsYoutubeAutomatic
        /// Setting for YouTube is changed to let me choose
        case duckPlayerNativeSettingsYoutubeChoose
        /// Setting for YouTube is changed to don't show
        case duckPlayerNativeSettingsYoutubeDontShow
        /// Priming modal is shown
        case duckPlayerNativePrimingModalImpression
        /// Priming modal is dismissed
        case duckPlayerNativePrimingModalDismissed
        /// Priming modal CTA is tapped
        case duckPlayerNativePrimingModalCTA
        /// Settings gear icon is tapped from Duck Player UI
        case duckPlayerNativeDuckPlayerSettingsOpened

        // MARK: - System Settings Picture-in-Picture Video Tutorial
        case systemSettingsPiPTutorialFailedToLoadVideo

        case appDidTerminateWithUnhandledError
        
        // MARK: - Push Notifications
        case inactiveUserProvisionalPushNotificationTapped
        case userNotificationAuthorizationStatusDaily

        // MARK: - Data Broker Protection Notifications
        case dbpNotificationOpenedFirstScanComplete
        case dbpNotificationOpenedFirstFreemiumScanComplete
        case dbpNotificationOpenedFirstRemoval
        case dbpNotificationOpenedAllRecordsRemoved
        case dbpNotificationOpened1WeekCheckIn
        case dbpNotificationOpenedGoToMarketFirstScan

        // MARK: - App Intent
        case appIntentPerformed

        case failedToRemoveTmpDir
        case recreateTmpAttemptFailed(attempt: Int)
        case recreateTmpSuccessOnRetry(attempt: Int)
        case recreateTmpWebViewFallbackSucceeded
        case recreateTmpWebViewFallbackFailed
        case contentBlockingCompilationFailedMissingTmpDir
        case tmpDirStillMissingAfterRecreation

        // MARK: - Dax Easter Egg
        case daxEasterEggLogoDisplayed
        case daxEasterEggLogoTapped
        case daxEasterEggLogoSetAsPermanent
        case daxEasterEggLogoResetToDefault

        // MARK: - Product surface telemetery
        case productTelemeterySurfaceUsageMenu
        case productTelemeterySurfaceUsageDAU
        case productTelemeterySurfaceUsageIPad
        case productTelemeterySurfaceUsageLandscapeMode
        case productTelemeterySurfaceUsageKeyboardActive
        case productTelemeterySurfaceUsageAutocomplete
        case productTelemeterySurfaceUsageSERP
        case productTelemeterySurfaceUsageWebsite
        case productTelemeterySurfaceUsageDuckAI
        case productTelemeterySurfaceUsageTabManager
        case productTelemeterySurfaceUsageDataClearing
        case productTelemeterySurfaceUsageNewTabPage
        case productTelemeterySurfaceUsageSettings
        case productTelemeterySurfaceUsageBookmarksPage
        case productTelemeterySurfaceUsagePasswordsPage

        // MARK: - Web Extensions
        case webExtensionInstalled
        case webExtensionInstallError
        case webExtensionUninstalled
        case webExtensionUninstallError
        case webExtensionUninstalledAll
        case webExtensionUninstallAllError
        case webExtensionLoaded
        case webExtensionLoadError
        case webExtensionEmbeddedInstalled
        case webExtensionEmbeddedUpgraded
        case webExtensionEmbeddedInstallError

        case webExtensionDarkReaderInstalled
        case webExtensionDarkReaderUpgraded
        case webExtensionDarkReaderInstallError
        case webExtensionDarkReaderEnabled
        case webExtensionDarkReaderDisabled

        case webExtensionAdBlockingInstalled
        case webExtensionAdBlockingUpgraded
        case webExtensionAdBlockingInstallError

        // MARK: - Fire Mode
        case fireModeNTPPromotionShown
        case fireModeNTPPromotionDismissed
        case fireModeNTPPromotionEngaged
        case fireModeMenuPromotionShown
        case fireModeMenuPromotionEngaged
        case fireModeSwitched
        case fireModeBurnExecuted
        case normalModeBurnExecuted
        case fireModeDataCleared
        case normalModeDataCleared
        case fireModeLastTabClosedBurn
        case fireModeEmptyStateNewTab
        case linkLongPressMenuShown
        case linkLongPressNewTab
        case linkLongPressBackgroundTab
        case linkLongPressFireTab
    }

}

extension Pixel.Event: Equatable {}

extension Pixel.Event {
    
    public var name: String {
        switch self {
        case .appInstall: return "m_install"
        case .appLaunch: return "ml"
        case .appLaunchFromExternalLink: return "m_app-launch_tapped-external-link"
        case .appLaunchFromShareExtension: return "m_app-launch_shared-link"
        case .refreshPressed: return "m_r"
        case .pullToRefresh: return "m_pull-to-reload"
        case .widgetReport: return "m_widget-report"
        case .widgetReportFailure: return "m_widget-report-failure"

        case .deviceOrientationLandscape: return "m_device_orientation_landscape"

        case .keyboardGoWhileOnNTP: return "m_keyboard_go_click_ntp"
        case .keyboardGoWhileOnWebsite: return "m_keyboard_go_click_website"
        case .keyboardGoWhileOnSERP: return "m_keyboard_go_click_serp"
        case .keyboardGoWhileOnAIChat: return "m_keyboard_go_click_aichat"
        
        case .keyboardSettingsOnNewTabEnabledDaily: return "m_keyboard_settings_on_new_tab_enabled"
        case .keyboardSettingsOnAppLaunchEnabledDaily: return "m_keyboard_settings_on_app_launch_enabled"
        case .keyboardOnAppLaunchUsedDaily: return "m_keyboard_on_app_launch_used"

        case .forgetAllPressedBrowsing: return "mf_bp"
        case .forgetAllPressedTabSwitching: return "mf_tp"
        case .forgetAllPressedSettings: return "m_forget-all-pressed_settings"
        case .forgetAllExecuted: return "mf"
        case .forgetAllDataCleared: return "mf_dc"
        
        case .forgetAllPressedBrowsingDaily: return "m_forget-all-pressed_browsing_daily"
        case .forgetAllPressedTabSwitcherDaily: return "m_forget-all-pressed_tab-switcher_daily"
        case .forgetAllExecutedDaily: return "m_forget-all-executed_daily"

        // MARK: Single Tab Burn
        case .singleTabBurnExecuted: return "m_single-tab-burn_executed"
        case .singleTabDataCleared: return "m_single-tab-data_cleared"
            
        case .privacyDashboardOpened: return "mp"
        case .privacyDashboardFirstTimeOpenedUnique: return "m_privacy_dashboard_first_time_used_unique"

        case .dashboardProtectionAllowlistAdd: return "mp_wla"
        case .dashboardProtectionAllowlistRemove: return "mp_wlr"
            
        case .privacyDashboardReportBrokenSite: return "mp_rb"

        case .keyValueFileStoreSupportDirAccessError: return "m_debug_key_value_file_store_support_dir_access_error"
        case .keyValueFileStoreInitError: return "m_debug_key_value_file_store_init_error"

        case .tabsStoreSupportDirAccessError: return "m_debug_tabs_store_support_dir_access_error"
        case .tabsStoreInitError: return "m_debug_tabs_store_init_error"
        case .tabsStoreSaveError: return "m_debug_tabs_store_save_error"
        case .tabsStoreReadError: return "m_debug_tabs_store_read_error"

        case .tabSwitcherListEnabled: return "m_ts_l"
        case .tabSwitcherGridEnabled: return "m_ts_g"
        case .tabSwitcherNewTab: return "m_tab_manager_new_tab_click"
        case .tabSwitcherSwitchTabs: return "m_tab_manager_switch_tabs"
        case .tabSwitcherClickCloseTab: return "m_tab_manager_close_tab_click"
        case .tabSwitcherSwipeCloseTab: return "m_tab_manager_close_tab_swipe"
        case .tabSwitchLongPressNewTab: return "m_tab_manager_long_press_new_tab"
        case .tabSwitcherOpenedDaily: return "m_tab_manager_opened_daily"
        case .tabManagerSwitchToAITab: return "m_tab_manager_switch_to_ai_tab"
        case .tabManagerSwitchToWebTab: return "m_tab_manager_switch_to_web_tab"
        case .tabManagerCloseAITab: return "m_tab_manager_close_ai_tab"
        case .tabManagerCloseWebTab: return "m_tab_manager_close_web_tab"

        case .settingsDoNotSellShown: return "ms_dns"
        case .settingsDoNotSellOn: return "ms_dns_on"
        case .settingsDoNotSellOff: return "ms_dns_off"
            
        case .settingsAutoconsentShown: return "m_settings_autoconsent_shown"
        case .settingsAutoconsentOn: return "m_settings_autoconsent_on"
        case .settingsAutoconsentOff: return "m_settings_autoconsent_off"

        case .settingsPrivateSearchOpen: return "m_settings_private_search_open"
        case .settingsEmailProtectionOpen: return "m_settings_email_protection_open"
        case .settingsEmailProtectionEnable: return "m_settings_email_protection_enable"
        case .settingsGeneralOpen: return "m_settings_general_open"
        case .settingsSyncOpen: return "m_settings_sync_open"
        case .settingsAppearanceOpen: return "m_settings_appearance_open"
        case .settingsThemeSelectorPressed: return "m_settings_theme_selector_pressed"
        case .settingsAddressBarTopSelected: return "m_settings_address_bar_top_selected"
        case .settingsAddressBarBottomSelected: return "m_settings_address_bar_bottom_selected"
        case .settingsShowFullURLOn: return "m_settings_show_full_url_on"
        case .settingsShowFullURLOff: return "m_settings_show_full_url_off"
        case .settingsTrackerCountInAddressBarToggled: return "m_appearance_settings_tracker_count_in_address_bar_toggled"
        case .settingsTrackerCountInTabSwitcherToggled: return "m_appearance_settings_tracker_count_in_tab_switcher_toggled"
        case .tabSwitcherTrackerCountHidden: return "m_tab_switcher_tracker_count_hidden"
        case .settingsDataClearingOpen: return "m_settings_data_clearing_open"
        case .settingsFireButtonSelectorPressed: return "m_settings_fire_button_selector_pressed"
        case .settingsDataClearingClearDataOpen: return "m_settings_data_clearing_clear_data_open"
        case .settingsAutomaticallyClearDataOn: return "m_settings_automatically_clear_data_on"
        case .settingsAutomaticallyClearDataOff: return "m_settings_automatically_clear_data_off"
        case .settingsAutomaticDataClearingOptionsUpdated: return "m_automatic_data_clearing_options_updated"
        case .settingsNextStepsAddAppToDock: return "m_settings_next_steps_add_app_to_dock"
        case .settingsNextStepsAddWidget: return "m_settings_next_steps_add_widget"
        case .settingsMoreSearchSettings: return "m_settings_more_search_settings"
        case .settingsOpenAssistSettings: return "m_settings_open_assist_settings"
        case .settingsRefreshButtonPositionAddressBar: return "m_settings_refresh_button_position_address_bar"
        case .settingsRefreshButtonPositionMenu: return "m_settings_refresh_button_position_menu"
        case .settingsWhatsNewOpen: return "m_settings_whats-new_open"
        case .settingsAutoplayOpen: return "m_settings_autoplay_open"
        case .settingsAutoplayChanged: return "m_settings_autoplay_changed"

        case .browsingMenuOpened: return "mb"
        case .browsingMenuOpenedNewTabPage: return "m_nav_menu_ntp"
        case .browsingMenuOpenedError: return "m_nav_menu_error"
        case .browsingMenuDismissed: return "m_menu_dismissed"
        case .browsingMenuNewTab: return "mb_tb"
        case .browsingMenuAddToBookmarks: return "mb_abk"
        case .browsingMenuEditBookmark: return "mb_ebk"
        case .browsingMenuAddToFavorites: return "mb_af"
        case .browsingMenuRemoveFromFavorites: return "mb_df"
        case .browsingMenuAddToFavoritesAddFavoriteFlow: return "mb_aff"
        case .browsingMenuToggleBrowsingMode: return "mb_dm"
        case .browsingMenuCopy: return "mb_cp"
        case .browsingMenuPrint: return "mb_pr"

        case .browsingMenuFindInPage: return "mb_fp"
        case .browsingMenuZoom: return "m_menu_page_zoom_taps"
        case .browsingMenuDisableProtection: return "mb_wla"
        case .browsingMenuEnableProtection: return "mb_wlr"
        case .browsingMenuReportBrokenSite: return "mb_rb"
        case .browsingMenuFireproof: return "mb_f"
        case .fireproofingETLDPlus1MigrationStart: return "m_fireproofing_etldplus1_migration_start"
        case .fireproofingETLDPlus1MigrationSuccess: return "m_fireproofing_etldplus1_migration_success"
        case .fireproofingETLDPlus1MigrationFailed: return "m_fireproofing_etldplus1_migration_failed"
        case .browsingMenuAutofill: return "m_nav_autofill_menu_item_pressed"
        case .browsingMenuRefreshPage: return "m_menu_refresh_page"
        case .browsingMenuNewDuckAddress: return "m_menu_new_duck_address"
        case .browsingMenuVPN: return "m_menu_vpn"
        case .browsingMenuAIChat: return "m_menu_aichat"

        case .browsingMenuShare: return "m_browsingmenu_share"
        case .browsingMenuListPrint: return "m_browsing_menu_list_print"
        case .addressBarShare: return "m_addressbar_share"
        case .addressBarSettings: return "m_addressbar_settings"
        case .addressBarCancelPressedOnNTP: return "m_addressbar_cancel_ntp"
        case .addressBarCancelPressedOnWebsite: return "m_addressbar_cancel_website"
        case .addressBarCancelPressedOnSERP: return "m_addressbar_cancel_serp"
        case .addressBarCancelPressedOnAIChat: return "m_addressbar_cancel_aichat"
        case .addressBarClickOnNTP: return "m_addressbar_click_ntp"
        case .addressBarClickOnWebsite: return "m_addressbar_click_website"
        case .addressBarClickOnSERP: return "m_addressbar_click_serp"
        case .addressBarClickOnAIChat: return "m_addressbar_click_aichat"
        case .addressBarClearPressedOnNTP: return "m_addressbar_focus_clear_entry_ntp"
        case .addressBarClearPressedOnWebsite: return "m_addressbar_focus_clear_entry_website"
        case .addressBarClearPressedOnSERP: return "m_addressbar_focus_clear_entry_serp"
        case .addressBarClearPressedOnAIChat: return "m_addressbar_focus_clear_entry_aichat"
        case .addressBarGestureDismiss: return "m_addressbar_focus_dismiss_gesture"

        case .shareSheetResultSuccess: return "m_sharesheet_result_success"
        case .shareSheetResultFail: return "m_sharesheet_result_fail"
        case .shareSheetActivityCopy: return "m_sharesheet_activity_copy"
        case .shareSheetActivityAddBookmark: return "m_sharesheet_activity_addbookmark"
        case .shareSheetActivityAddFavorite: return "m_sharesheet_activity_addfavorite"
        case .shareSheetActivityFindInPage: return "m_sharesheet_activity_findinpage"
        case .shareSheetActivityPrint: return "m_sharesheet_activity_print"
        case .shareSheetActivityAddToReadingList: return "m_sharesheet_activity_addtoreadinglist"
        case .shareSheetActivityOther: return "m_sharesheet_activity_other"
            
        case .tabBarBackPressed: return "mt_bk"
        case .tabBarForwardPressed: return "mt_fw"
        case .bookmarksButtonPressed: return "mt_bm"
        case .tabBarBookmarksLongPressed: return "mt_bl"
        case .tabBarTabSwitcherOpened: return "m_tab_manager_opened"

        case .bookmarkLaunchList: return "m_bookmark_launch_list"
        case .bookmarkLaunchScored: return "m_bookmark_launch_scored"
        case .bookmarkAddFavoriteFromBookmark: return "m_add_favorite_from_bookmark"
        case .bookmarkRemoveFavoriteFromBookmark: return "m_remove_favorite_from_bookmark"
        case .bookmarkAddFavoriteBySwipe: return "m_add_favorite_by_swipe"
        case .bookmarkDeletedFromBookmark: return "m_bookmark_deleted_from_bookmark"

        case .homeScreenShown: return "mh"
        case .homeScreenEditFavorite: return "mh_ef"
        case .homeScreenDeleteFavorite: return "mh_df"

        case .favoriteLaunchedNTP: return "m_favorite_launched_ntp"
        case .favoriteLaunchedWebsite: return "m_favorite_launched_website"
        case .favoriteLaunchedWidget: return "m_favorite_launched_widget"

        case .autocompleteMessageShown: return "m_autocomplete_message_shown"
        case .autocompleteMessageDismissed: return "m_autocomplete_message_dismissed"
        case .autocompleteClickPhrase: return "m_autocomplete_click_phrase"
        case .autocompleteClickWebsite: return "m_autocomplete_click_website"
        case .autocompleteClickBookmark: return "m_autocomplete_click_bookmark"
        case .autocompleteClickFavorite: return "m_autocomplete_click_favorite"
        case .autocompleteClickSearchHistory: return "m_autocomplete_click_history_search"
        case .autocompleteClickSiteHistory: return "m_autocomplete_click_history_site"
        case .autocompleteClickOpenTab: return "m_autocomplete_click_switch_to_tab"

        case .autocompleteAskAIChatLegacyExperience: return "m_autocomplete_click_askaichat_legacy"
        case .autocompleteAskAIChatExperimentalExperience: return "m_autocomplete_click_askaichat_experimental"

        case .autocompleteDisplayedLocalBookmark: return "m_autocomplete_display_local_bookmark"
        case .autocompleteDisplayedLocalFavorite: return "m_autocomplete_display_local_favorite"
        case .autocompleteDisplayedLocalHistory: return "m_autocomplete_display_local_history"
        case .autocompleteDisplayedOpenedTab: return "m_autocomplete_display_switch_to_tab"
        case .autocompleteSwipeToDelete: return "m_autocomplete_result_deleted"
        case .autocompleteSwipeToDeleteDaily: return "m_autocomplete_result_deleted_daily"

        case .feedbackPositive: return "mfbs_positive_submit"
        case .feedbackNegativePrefix(category: let category): return "mfbs_negative_\(category)"
            
        case .brokenSiteReport: return "epbf"
            
        case .onboardingIntroShownUnique: return "m_preonboarding_intro_shown_unique"
        case .onboardingIntroSkipOnboardingCTAPressed: return "m_preonboarding_skip-onboarding-pressed"
        case .onboardingIntroConfirmSkipOnboardingCTAPressed: return "m_preonboarding_confirm-skip-onboarding-pressed"
        case .onboardingIntroResumeOnboardingCTAPressed: return "m_preonboarding_resume-onboarding-pressed"
        case .onboardingIntroComparisonChartShownUnique: return "m_preonboarding_comparison_chart_shown_unique"
        case .onboardingIntroChooseBrowserCTAPressed: return "m_preonboarding_choose_browser_pressed"
        case .onboardingIntroChooseAppIconImpressionUnique: return "m_preonboarding_choose_icon_impressions_unique"
        case .onboardingIntroChooseCustomAppIconColorCTAPressed: return "m_preonboarding_icon_color_chosen"
        case .onboardingIntroChooseAddressBarImpressionUnique: return "m_preonboarding_choose_address_bar_impressions_unique"
        case .onboardingIntroBottomAddressBarSelected: return "m_preonboarding_bottom_address_bar_selected"
        case .onboardingIntroChooseSearchExperienceImpressionUnique: return "m_preonboarding_choose_search_experience_impressions_unique"
        case .onboardingIntroAIChatSelected: return "m_preonboarding_aichat_selected"
        case .onboardingIntroSearchOnlySelected: return "m_preonboarding_search_only_selected"

        case .onboardingContextualSearchOptionTappedUnique: return "m_onboarding_search_option_tapped_unique"
        case .onboardingContextualSiteOptionTappedUnique: return "m_onboarding_visit_site_option_tapped_unique"
        case .onboardingContextualSecondSiteVisitUnique: return "m_second_sitevisit_unique"
        case .onboardingContextualSearchCustomUnique: return "m_onboarding_search_custom_unique"
        case .onboardingContextualSiteCustomUnique: return "m_onboarding_visit_site_custom_unique"
        case .onboardingContextualTrySearchUnique: return "m_dx_try_a_search_unique"
        case .onboardingContextualTryVisitSiteUnique: return "m_dx_try_visit_site_unique"
        
        case .daxDialogsSerpUnique: return "m_dx_s_unique"
        case .daxDialogsWithoutTrackersUnique: return "m_dx_wo_unique"
        case .daxDialogsWithoutTrackersFollowUp: return "m_dx_wof"
        case .daxDialogsWithTrackersUnique: return "m_dx_wt_unique"
        case .daxDialogsSiteIsMajorUnique: return "m_dx_sm_unique"
        case .daxDialogsSiteOwnedByMajorUnique: return "m_dx_so_unique"
        case .daxDialogsFireEducationShownUnique: return "m_dx_fe_s_unique"
        case .daxDialogsFireEducationConfirmedUnique: return "m_dx_fe_co_unique"
        case .daxDialogsFireEducationCancelledUnique: return "m_dx_fe_ca_unique"
        case .daxDialogsEndOfJourneyTabUnique: return "m_dx_end_tab_unique"
        case .daxDialogsEndOfJourneyNewTabUnique: return "m_dx_end_new_tab_unique"
        case .daxDialogsEndOfJourneyDismissed: return "m_dx_end_dialog_dismissed"

        case .onboardingTrySearchDialogNewTabDismissButtonTapped: return "m_onboarding_try-search-dialog-new-tab_dismiss-button-tapped"
        case .onboardingSearchResultDialogDismissButtonTapped: return "m_onboarding_search-result-dialog_dismiss-button-tapped"
        case .onboardingTryVisitSiteDialogNewTabDismissButtonTapped: return "m_onboarding_try-visit-site-dialog-new-tab_dismiss-button-tapped"
        case .onboardingTryVisitSiteDialogDismissButtonTapped: return "m_onboarding_try-visit-site-dialog_dismiss-button-tapped"
        case .onboardingTrackersDialogDismissButtonTapped: return "m_onboarding_trackers-dialog_dismiss-button-tapped"
        case .onboardingFireDialogDismissButtonTapped: return "m_onboarding_fire-dialog_dismiss-button-tapped"
        case .onboardingEndOfJourneyDialogNewTabDismissButtonTapped: return "m_onboarding_end-dialog-new-tab_dismiss-button-tapped"
        case .onboardingEndOfJourneyDialogDismissButtonTapped: return "m_onboarding_end-dialog_dismiss-button-tapped"
        case .onboardingSubscriptionDialogDismissButtonTapped: return "m_onboarding_privacy-promo-dialog_dismiss-button-tapped"

        case .onboardingAddToDockPromoImpressionsUnique: return "m_onboarding_add_to_dock_promo_impressions_unique"
        case .onboardingAddToDockPromoShowTutorialCTATapped: return "m_onboarding_add_to_dock_promo_show_tutorial_button_tapped"
        case .onboardingAddToDockPromoDismissCTATapped: return "m_onboarding_add_to_dock_promo_dismiss_button_tapped"
        case .onboardingAddToDockTutorialDismissCTATapped: return "m_onboarding_add_to_dock_tutorial_dismiss_button_tapped"

        case .widgetsOnboardingCTAPressed: return "m_o_w_a"
        case .widgetsOnboardingDeclineOptionPressed: return "m_o_w_d"
        case .widgetsOnboardingMovedToBackground: return "m_o_w_b"
            
        case .emailEnabled: return "email_enabled"
        case .emailDisabled: return "email_disabled"
        case .emailUserPressedUseAddress: return "email_filled_main"
        case .emailUserPressedUseAlias: return "email_filled_random"
        case .emailUserCreatedAlias: return "email_generated_button"
        case .emailTooltipDismissed: return "email_tooltip_dismissed"
            
        case .voiceSearchSERPDone: return "m_voice_search_serp_done"
        case .voiceSearchAIChatDone: return "m_voice_search_aichat_done"
        case .openVoiceSearch: return "m_open_voice_search"
        case .voiceSearchCancelled: return "m_voice_search_cancelled"
            
        case .bookmarkImportSuccess: return "m_bi_s"
        case .bookmarkImportFailure: return "m_bi_e"
        case .bookmarkImportFailureParsingDL: return "m_bi_e_parsing_dl"
        case .bookmarkImportFailureParsingBody: return "m_bi_e_parsing_body"
        case .bookmarkImportFailureTransformingSafari: return "m_bi_e_transforming_safari"
        case .bookmarkImportFailureSaving: return "m_bi_e_saving"
        case .bookmarkImportFailureUnknown: return "m_bi_e_unknown"
        case .bookmarkExportSuccess: return "m_be_a"
        case .bookmarkExportFailure: return "m_be_e"

        // Text size is the legacy name
        case .textZoomSettingsChanged: return "m_text_size_settings_changed"
        case .textZoomChangedOnPageDaily: return "m_menu_page_zoom_changed_daily"
        case .textZoomChangedOnPage: return "m_menu_page_zoom_changed"

        case .downloadStarted: return "m_download_started"
        case .downloadStartedDueToUnhandledMIMEType: return "m_download_started_due_to_unhandled_mime_type"
        case .downloadTriedToPresentPreviewWithoutTab: return "m_download_tried_to_present_preview_without_tab"
        case .downloadsListOpened: return "m_downloads_list_opened"
            
        case .downloadsListOngoingDownloadCancelled: return "m_downloads_list_ongoing_download_cancelled"
        case .downloadsListCompleteDownloadDeleted: return "m_downloads_list_complete_download_deleted"
        case .downloadsListAllCompleteDownloadsDeleted: return "m_downloads_list_all_complete_downloads_deleted"
        case .downloadsListDeleteUndo: return "m_downloads_list_delete_undo"
        case .downloadsListSharePressed: return "m_downloads_list_share_pressed"
            
        case .downloadsSharingPredownloadedLocalFile: return "m_downloads_sharing_predownloaded_local_file"
            
        case .jsAlertShown: return "m_js_alert_shown"
            
        case .featureFlaggingInternalUserAuthenticated: return "m_internal-user_authenticated"

            // MARK: Autofill pixels

        case .autofillLoginsSaveLoginModalDisplayed: return "m_autofill_logins_save_login_inline_displayed"
        case .autofillLoginsSaveLoginModalConfirmed: return "m_autofill_logins_save_login_inline_confirmed"
        case .autofillLoginsSaveLoginModalDismissed: return "m_autofill_logins_save_login_inline_dismissed"
        case .autofillLoginsSaveLoginModalExcludeSiteConfirmed: return "m_autofill_logins_save_login_exclude_site_confirmed"

        case .autofillLoginsSaveLoginOnboardingModalDisplayed: return "autofill_logins_save_login_inline_onboarding_displayed"
        case .autofillLoginsSaveLoginOnboardingModalConfirmed: return "autofill_logins_save_login_inline_onboarding_confirmed"
        case .autofillLoginsSaveLoginOnboardingModalDismissed: return "autofill_logins_save_login_inline_onboarding_dismissed"
        case .autofillLoginsSaveLoginOnboardingModalExcludeSiteConfirmed: return "autofill_logins_save_login_onboarding_exclude_site_confirmed"

        case .autofillLoginsSavePasswordModalDisplayed: return "m_autofill_logins_save_password_inline_displayed"
        case .autofillLoginsSavePasswordModalConfirmed: return "m_autofill_logins_save_password_inline_confirmed"
        case .autofillLoginsSavePasswordModalDismissed: return "m_autofill_logins_save_password_inline_dismissed"
            
        case .autofillLoginsUpdatePasswordModalDisplayed: return "m_autofill_logins_update_password_inline_displayed"
        case .autofillLoginsUpdatePasswordModalConfirmed: return "m_autofill_logins_update_password_inline_confirmed"
        case .autofillLoginsUpdatePasswordModalDismissed: return "m_autofill_logins_update_password_inline_dismissed"
            
        case .autofillLoginsUpdateUsernameModalDisplayed: return "m_autofill_logins_update_username_inline_displayed"
        case .autofillLoginsUpdateUsernameModalConfirmed: return "m_autofill_logins_update_username_inline_confirmed"
        case .autofillLoginsUpdateUsernameModalDismissed: return "m_autofill_logins_update_username_inline_dismissed"
            
        case .autofillLoginsFillLoginInlineManualDisplayed: return "m_autofill_logins_fill_login_inline_manual_displayed"
        case .autofillLoginsFillLoginInlineManualConfirmed: return "m_autofill_logins_fill_login_inline_manual_confirmed"
        case .autofillLoginsFillLoginInlineManualDismissed: return "m_autofill_logins_fill_login_inline_manual_dismissed"
            
        case .autofillLoginsFillLoginInlineAutopromptDisplayed: return "m_autofill_logins_fill_login_inline_autoprompt_displayed"
        case .autofillLoginsFillLoginInlineAutopromptConfirmed: return "m_autofill_logins_fill_login_inline_autoprompt_confirmed"
            
        case .autofillLoginsFillLoginInlineAuthenticationDeviceDisplayed:
            return "m_autofill_logins_fill_login_inline_authentication_device-displayed"
        case .autofillLoginsFillLoginInlineAuthenticationDeviceAuthAuthenticated:
            return "m_autofill_logins_fill_login_inline_authentication_device-auth_authenticated"
        case .autofillLoginsFillLoginInlineAuthenticationDeviceAuthFailed:
            return "m_autofill_logins_fill_login_inline_authentication_device-auth_failed"
        case .autofillLoginsFillLoginInlineAuthenticationDeviceAuthUnavailable:
            return "m_autofill_logins_fill_login_inline_authentication_device-auth_unavailable"
        case .autofillLoginsFillLoginInlineAuthenticationDeviceAuthCancelled:
            return "m_autofill_logins_fill_login_inline_authentication_device-auth_cancelled"
        case .autofillLoginsAutopromptDismissed:
            return "m_autofill_logins_autoprompt_dismissed"
            
        case .autofillLoginsFillLoginInlineDisableSnackbarShown: return "autofill_logins_save_disable_snackbar_shown"
        case .autofillLoginsFillLoginInlineDisableSnackbarOpenSettings: return "autofill_logins_save_disable_snackbar_open_settings"
            
        case .autofillLoginsSettingsEnabled: return "m_autofill_logins_settings_enabled"
        case .autofillLoginsSettingsDisabled: return "m_autofill_logins_settings_disabled"
        case .autofillLoginsSettingsResetExcludedDisplayed: return "m_autofill_settings_reset_excluded_displayed"
        case .autofillLoginsSettingsResetExcludedConfirmed: return "m_autofill_settings_reset_excluded_confirmed"
        case .autofillLoginsSettingsResetExcludedDismissed: return "m_autofill_settings_reset_excluded_dismissed"
            
        case .autofillLoginsPasswordGenerationPromptDisplayed: return "m_autofill_logins_password_generation_prompt_displayed"
        case .autofillLoginsPasswordGenerationPromptConfirmed: return "m_autofill_logins_password_generation_prompt_confirmed"
        case .autofillLoginsPasswordGenerationPromptDismissed: return "m_autofill_logins_password_generation_prompt_dismissed"

        case .autofillLoginsLaunchWidgetHome: return "m_autofill_logins_launch_widget_home"
        case .autofillLoginsLaunchWidgetLock: return "m_autofill_logins_launch_widget_lock"
        case .autofillLoginsLaunchAppShortcut: return "m_autofill_logins_launch_app_shortcut"

        case .autofillLoginsImport: return "m_autofill_logins_import"
        case .autofillLoginsImportNoPasswords: return "m_autofill_logins_import_no_passwords"
        case .autofillLoginsImportGetDesktop: return "m_autofill_logins_import_get_desktop"
        case .autofillLoginsImportSync: return "m_autofill_logins_import_sync"
        case .autofillLoginsImportNoAction: return "m_autofill_logins_import_no-action"
        case .autofillLoginsImportSuccess: return "m_autofill_logins_import_success"
        case .autofillLoginsImportFailure: return "m_autofill_logins_import_failure"

        case .autofillActiveUser: return "m_autofill_activeuser"
        case .autofillEnabledUser: return "m_autofill_enableduser"
        case .autofillOnboardedUser: return "m_autofill_onboardeduser"
        case .autofillToggledOn: return "m_autofill_toggled_on"
        case .autofillToggledOff: return "m_autofill_toggled_off"
        case .autofillExtensionToggledOn: return "m_autofill_extension_toggled_on"
        case .autofillExtensionToggledOff: return "m_autofill_extension_toggled_off"

        case .autofillLoginsStacked: return "m_autofill_logins_stacked"
        case .autofillCreditCardsStacked: return "m_autofill_creditcards_stacked"
            
        case .autofillDeviceCapabilityDeviceAuthDisabled: return "m_autofill_device_capability_device_auth_disabled"

        case .autofillSettingsOpened: return "autofill_settings_opened"
            
        case .autofillManagementOpened:
            return "m_autofill_management_opened"
        case .autofillManagementCopyUsername:
            return "m_autofill_management_copy_username"
        case .autofillManagementCopyPassword:
            return "m_autofill_management_copy_password"
        case .autofillManagementDeleteLogin:
            return "m_autofill_management_delete_login"
        case .autofillManagementDeleteAllLogins:
            return "m_autofill_management_delete_all_logins"
        case .autofillManagementSaveLogin:
            return "m_autofill_management_save_login"
        case .autofillManagementUpdateLogin:
            return "m_autofill_management_update_login"

        case .autofillLoginsReportFailure: return "autofill_logins_report_failure"
        case .autofillLoginsReportAvailable: return "autofill_logins_report_available"
        case .autofillLoginsReportConfirmationPromptDisplayed: return "autofill_logins_report_confirmation_displayed"
        case .autofillLoginsReportConfirmationPromptConfirmed: return "autofill_logins_report_confirmation_confirmed"
        case .autofillLoginsReportConfirmationPromptDismissed: return "autofill_logins_report_confirmation_dismissed"

        case .autofillCardsSaveCardInlineDisplayed: return "autofill_cards_save_card_inline_displayed"
        case .autofillCardsSaveCardInlineConfirmed: return "autofill_cards_save_card_inline_confirmed"
        case .autofillCardsSaveCardInlineDismissed: return "autofill_cards_save_card_inline_dismissed"
        case .autofillCardsFillCardManualInlineDisplayed: return "autofill_cards_fill_card_inline_manual_displayed"
        case .autofillCardsFillCardManualInlineConfirmed: return "autofill_cards_fill_card_inline_manual_confirmed"
        case .autofillCardsFillCardManualInlineDismissed: return "autofill_cards_fill_card_inline_manual_dismissed"
        case .autofillCardsKeyboardFill: return "autofill_cards_keyboard_fill_confirmed"
        case .autofillCardsKeyboardOpenSettings: return "autofill_cards_keyboard_open_settings"
        case .autofillCardsSaveDisableSnackbarShown: return "autofill_cards_save_disable_snackbar_shown"
        case .autofillCardsSaveDisableSnackbarOpenSettings: return "autofill_cards_save_disable_snackbar_open_settings"
        case .autofillCardsSettingsEnabled: return "autofill_cards_settings_enabled"
        case .autofillCardsSettingsDisabled: return "autofill_cards_settings_disabled"
        case .autofillCardsManagementOpened: return "autofill_cards_management_opened"
        case .autofillCardsManagementCopyCardNumber: return "autofill_cards_management_copy_card_number"
        case .autofillCardsManagementDeleteCard: return "autofill_cards_management_delete_card"
        case .autofillCardsManagementSaveCard: return "autofill_cards_management_save_card"
        case .autofillCardsManagementUpdateCard: return "autofill_cards_management_update_card"

        case .autofillManagementScreenVisitSurveyAvailable: return "m_autofill_management_screen_visit_survey_available"

        case .getDesktopCopy: return "m_get_desktop_copy"
        case .getDesktopShare: return "m_get_desktop_share"

        // Autofill Credential Provider Extension
        case .autofillExtensionEnabled: return "autofill_extension_enabled"
        case .autofillExtensionDisabled: return "autofill_extension_disabled"
        case .autofillExtensionWelcomeDismiss: return "autofill_extension_welcome_dismiss"
        case .autofillExtensionWelcomeLaunchApp: return "autofill_extension_welcome_launch_app"
        case .autofillExtensionQuickTypeConfirmed: return "autofill_extension_quicktype_confirmed"
        case .autofillExtensionQuickTypeCancelled: return "autofill_extension_quicktype_cancelled"
        case .autofillExtensionPasswordsOpened: return "autofill_extension_passwords_opened"
        case .autofillExtensionPasswordsDismissed: return "autofill_extension_passwords_dismissed"
        case .autofillExtensionPasswordSelected: return "autofill_extension_password_selected"
        case .autofillExtensionPasswordsSearch: return "autofill_extension_passwords_search"

        case .autofillExtensionPasswordsPromoDisplayed: return "autofill_extension_passwords_promo_displayed"
        case .autofillExtensionPasswordsPromoConfirmed: return "autofill_extension_passwords_promo_confirmed"
        case .autofillExtensionPasswordsPromoDismissed: return "autofill_extension_passwords_promo_dismissed"
        case .autofillExtensionInlinePromoDisplayed: return "autofill_extension_inline_promo_displayed"
        case .autofillExtensionInlinePromoConfirmed: return "autofill_extension_inline_promo_confirmed"
        case .autofillExtensionInlinePromoDismissed: return "autofill_extension_inline_promo_dismissed"
        case .autofillExtensionInlinePromoDismissedPermanently: return "autofill_extension_inline_promo_dismissed_permanently"

        case .autofillExtensionSettingsTurnOnTapped: return "autofill_extension_settings_turn_on_tapped"
        case .autofillExtensionSettingsTurnOffTapped: return "autofill_extension_settings_turn_off_tapped"
        case .autofillExtensionSettingsTurnOnSuccess: return "autofill_extension_settings_turn_on_success"
        case .autofillExtensionSettingsTurnOnThrottled: return "autofill_extension_settings_turn_on_throttled"
        case .autofillExtensionSettingsTurnOnCancelled: return "autofill_extension_settings_turn_on_cancelled"
        case .autofillExtensionSettingsTurnOnFailed: return "autofill_extension_settings_turn_on_failed"

        case .autofillJSPixelFired(let pixel):
            return "m_ios_\(pixel.pixelName)"

        case .secureVaultError: return "m_secure_vault_error"

        case .secureVaultInitFailedError: return "m_secure-vault_error_init-failed"
        case .secureVaultFailedToOpenDatabaseError: return "m_secure-vault_error_failed-to-open-database"
        case .sharedSecureVaultInitFailed: return "m_debug_shared_secure_vault_init_failed"

        case .secureVaultIsEnabledCheckedWhenEnabledAndDataProtected: return "m_secure-vault_is-enabled-checked_when-enabled-and-data-protected"

        case .secureVaultV4Migration: return "m_secure-vault_v4-migration"
        case .secureVaultV4MigrationSkipped: return "m_secure-vault_v4-migration-skipped"

        case .importCredentialsFlowStarted: return "autofill_import_credentials_flow_started"
        case .importCredentialsFlowCancelled: return "autofill_import_credentials_flow_cancelled"
        case .importCredentialsFlowHadCredentials: return "autofill_import_credentials_flow_had_credentials"
        case .importCredentialsFlowEnded: return "autofill_import_credentials_flow_ended"
        case .importCredentialsPromptNeverAgainClicked: return "autofill_import_credentials_prompt_never_again_clicked"

        // MARK: Data Import pixels

        case .autofillImportPasswordsImportButtonTapped: return "autofill_import_passwords_import_button_tapped"
        case .autofillImportPasswordsImportButtonShown: return "autofill_import_passwords_import_button_shown"
        case .autofillImportPasswordsOverflowMenuTapped: return "autofill_import_passwords_overflow_menu_tapped"
        case .bookmarksImportButtonTapped: return "bookmarks_import_button_tapped"
        case .bookmarksImportButtonShown: return "bookmarks_import_button_shown"
        case .bookmarksImportOverflowMenuTapped: return "bookmarks_import_overflow_menu_tapped"
        case .importInstructionsDisplayed: return "import_instructions_displayed"
        case .importInstructionsFileButtonTapped: return "import_instructions_file_button_tapped"
        case .importInstructionsToggled: return "import_instructions_toggled"
        case .importInstructionsFileSelectedZip: return "import_instructions_file_selected-zip"
        case .importInstructionsFileSelectedHtml: return "import_instructions_file_selected-html"
        case .importInstructionsFileSelectedCsv: return "import_instructions_file_selected-csv"
        case .importInstructionsCancelled: return "import_instructions_cancelled"
        case .importPreviewPromptDisplayed: return "import_preview_prompt_displayed"
        case .importPreviewPromptConfirmed: return "import_preview_prompt_confirmed"
        case .importPreviewPromptDismissed: return "import_preview_prompt_dismissed"
        case .importResultDisplayed: return "import_result_displayed"
        case .importResultPasswordsSuccess: return "import_result_passwords_success"
        case .importResultBookmarksSuccess: return "import_result_bookmarks_success"
        case .importResultCreditCardsSuccess: return "import_result_creditcards_success"
        case .importResultSyncButtonShown: return "import_result_sync_button_shown"
        case .importResultSyncButtonTapped: return "import_result_sync_button_tapped"
        case .importResultPasswordsParsing: return "import_result_passwords_parsing"
        case .importResultBookmarksParsing: return "import_result_bookmarks_parsing"
        case .importResultUnzipping: return "import_result_unzipping"

            // MARK: Ad Click Attribution pixels
            
        case .adClickAttributionDetected: return "m_ad_click_detected"
        case .adClickAttributionActive: return "m_ad_click_active"
        case .adClickAttributionPageLoads: return "m_pageloads_with_ad_attribution"
            
            // MARK: SERP pixels
            
        case .serpRequerySame: return "rq_0"
        case .serpRequeryNew: return "rq_1"
            
            // MARK: Network Protection pixels
            
        case .networkProtectionActiveUser: return "m_netp_daily_active_d"
        case .networkProtectionNewUser: return "m_netp_daily_active_u"
        case .networkProtectionControllerStartAttempt: return "m_netp_controller_start_attempt"
        case .networkProtectionControllerStartSuccess: return "m_netp_controller_start_success"
        case .networkProtectionControllerStartFailure: return "m_netp_controller_start_failure"
        case .networkProtectionTunnelStartAttempt: return "m_netp_tunnel_start_attempt"
        case .networkProtectionTunnelStartAttemptOnDemandWithoutAccessToken: return "m_netp_tunnel_start_attempt_on_demand_without_access_token"
        case .networkProtectionTunnelStartSuccess: return "m_netp_tunnel_start_success"
        case .networkProtectionTunnelStartFailure: return "m_netp_tunnel_start_failure"
        case .networkProtectionTunnelStopAttempt: return "m_netp_tunnel_stop_attempt"
        case .networkProtectionTunnelStopSuccess: return "m_netp_tunnel_stop_success"
        case .networkProtectionTunnelStopFailure: return "m_netp_tunnel_stop_failure"
        case .networkProtectionTunnelUpdateAttempt: return "m_netp_tunnel_update_attempt"
        case .networkProtectionTunnelUpdateSuccess: return "m_netp_tunnel_update_success"
        case .networkProtectionTunnelUpdateFailure: return "m_netp_tunnel_update_failure"
        case .networkProtectionTunnelWakeFailure: return "m_netp_tunnel_wake_failure"
        case .networkProtectionEnableAttemptConnecting: return "m_netp_ev_enable_attempt"
        case .networkProtectionEnableAttemptSuccess: return "m_netp_ev_enable_attempt_success"
        case .networkProtectionEnableAttemptFailure: return "m_netp_ev_enable_attempt_failure"
        case .networkProtectionConnectionTesterFailureDetected: return "m_netp_connection_tester_failure"
        case .networkProtectionConnectionTesterFailureRecovered: return "m_netp_connection_tester_failure_recovered"
        case .networkProtectionConnectionTesterExtendedFailureDetected: return "m_netp_connection_tester_extended_failure"
        case .networkProtectionConnectionTesterExtendedFailureRecovered: return "m_netp_connection_tester_extended_failure_recovered"
        case .networkProtectionTunnelFailureDetected: return "m_netp_ev_tunnel_failure"
        case .networkProtectionTunnelFailureRecovered: return "m_netp_ev_tunnel_failure_recovered"
        case .networkProtectionLatency(let quality): return "m_netp_ev_\(quality)_latency"
        case .networkProtectionLatencyError: return "m_netp_ev_latency_error_d"
        case .networkProtectionRekeyAttempt: return "m_netp_rekey_attempt"
        case .networkProtectionRekeyCompleted: return "m_netp_rekey_completed"
        case .networkProtectionRekeyFailure: return "m_netp_rekey_failure"
        case .networkProtectionEnabledOnSearch: return "m_netp_ev_enabled_on_search"
        case .networkProtectionTunnelConfigurationNoServerRegistrationInfo: return "m_netp_tunnel_config_error_no_server_registration_info"
        case .networkProtectionTunnelConfigurationCouldNotSelectClosestServer: return "m_netp_tunnel_config_error_could_not_select_closest_server"
        case .networkProtectionTunnelConfigurationCouldNotGetPeerPublicKey: return "m_netp_tunnel_config_error_could_not_get_peer_public_key"
        case .networkProtectionTunnelConfigurationCouldNotGetPeerHostName: return "m_netp_tunnel_config_error_could_not_get_peer_host_name"
        case .networkProtectionTunnelConfigurationCouldNotGetInterfaceAddressRange:
            return "m_netp_tunnel_config_error_could_not_get_interface_address_range"
        case .networkProtectionClientFailedToFetchServerList: return "m_netp_backend_api_error_failed_to_fetch_server_list"
        case .networkProtectionClientFailedToParseServerListResponse: return "m_netp_backend_api_error_parsing_server_list_response_failed"
        case .networkProtectionClientFailedToEncodeRegisterKeyRequest: return "m_netp_backend_api_error_encoding_register_request_body_failed"
        case .networkProtectionClientFailedToFetchRegisteredServers: return "m_netp_backend_api_error_failed_to_fetch_registered_servers"
        case .networkProtectionClientFailedToParseRegisteredServersResponse:
            return "m_netp_backend_api_error_parsing_device_registration_response_failed"
        case .networkProtectionClientFailedToFetchLocations: return "m_netp_backend_api_error_failed_to_fetch_locations"
        case .networkProtectionClientFailedToParseLocationsResponse:
            return "m_netp_backend_api_error_parsing_locations_response_failed"
        case .networkProtectionClientInvalidAuthToken: return "m_netp_backend_api_error_invalid_auth_token"
        case .networkProtectionKeychainErrorFailedToCastKeychainValueToData: return "m_netp_keychain_error_failed_to_cast_keychain_value_to_data"
        case .networkProtectionKeychainReadError: return "m_netp_keychain_error_read_failed"
        case .networkProtectionKeychainWriteError: return "m_netp_keychain_error_write_failed"
        case .networkProtectionKeychainUpdateError: return "m_netp_keychain_error_update_failed"
        case .networkProtectionKeychainDeleteError: return "m_netp_keychain_error_delete_failed"
        case .networkProtectionWireguardErrorCannotLocateTunnelFileDescriptor: return "m_netp_wireguard_error_cannot_locate_tunnel_file_descriptor"
        case .networkProtectionWireguardErrorInvalidState: return "m_netp_wireguard_error_invalid_state"
        case .networkProtectionWireguardErrorFailedDNSResolution: return "m_netp_wireguard_error_failed_dns_resolution"
        case .networkProtectionWireguardErrorCannotSetNetworkSettings: return "m_netp_wireguard_error_cannot_set_network_settings"
        case .networkProtectionWireguardErrorCannotStartWireguardBackend: return "m_netp_wireguard_error_cannot_start_wireguard_backend"
        case .networkProtectionWireguardErrorCannotSetWireguardConfig: return "m_netp_wireguard_error_cannot_set_wireguard_config"
        case .networkProtectionFailedToLoadFromPreferences: return "m_netp_network_extension_error_failed_to_load_from_preferences"
        case .networkProtectionFailedToSaveToPreferences: return "m_netp_network_extension_error_failed_to_save_to_preferences"
        case .networkProtectionActivationRequestFailed: return "m_netp_network_extension_error_activation_request_failed"
        case .networkProtectionDisconnected: return "m_netp_vpn_disconnect"
        case .networkProtectionNoAccessTokenFoundError: return "m_netp_no_access_token_found_error"
        case .networkProtectionVPNAccessRevoked: return "m_vpn_access_revoked"
        case .networkProtectionUnmanagedSubscriptionError: return "m_vpn_access_unmanaged_error"
        case .networkProtectionPixelStorageSetupFailure: return "m_netp_vpn_pixel_storage_setup_failure"
        case .pixelFireSuppressedStorageError: return "m_pixel_fire_suppressed_storage_error"
        case .networkProtectionMemoryWarning: return "m_netp_vpn_memory_warning"
        case .networkProtectionMemoryCritical: return "m_netp_vpn_memory_critical"
        case .networkProtectionUnhandledError: return "m_netp_unhandled_error"
            
        case .networkProtectionGeoswitchingOpened: return "m_netp_imp_geoswitching"
        case .networkProtectionGeoswitchingSetNearest: return "m_netp_ev_geoswitching_set_nearest"
        case .networkProtectionGeoswitchingSetCustom: return "m_netp_ev_geoswitching_set_custom"
        case .networkProtectionGeoswitchingNoLocations: return "m_netp_ev_geoswitching_no_locations"

        case .networkProtectionSnoozeEnabledFromStatusMenu: return "m_netp_snooze_enabled_status_menu"
        case .networkProtectionSnoozeDisabledFromStatusMenu: return "m_netp_snooze_disabled_status_menu"
        case .networkProtectionSnoozeDisabledFromLiveActivity: return "m_netp_snooze_disabled_live_activity"

        case .networkProtectionClientFailedToFetchServerStatus: return "m_netp_server_migration_failed_to_fetch_status"
        case .networkProtectionClientFailedToParseServerStatusResponse: return "m_netp_server_migration_failed_to_parse_response"

        case .networkProtectionServerMigrationAttempt: return "m_netp_ev_server_migration_attempt"
        case .networkProtectionServerMigrationAttemptSuccess: return "m_netp_ev_server_migration_attempt_success"
        case .networkProtectionServerMigrationAttemptFailure: return "m_netp_ev_server_migration_attempt_failed"

        case .networkProtectionDNSUpdateCustom: return "m_netp_ev_update_dns_custom"
        case .networkProtectionDNSUpdateDefault: return "m_netp_ev_update_dns_default"

        case .networkProtectionVPNConfigurationRemoved: return "m_netp_vpn_configuration_removed"
        case .networkProtectionVPNConfigurationRemovalFailed: return "m_netp_vpn_configuration_removal_failed"

        case .networkProtectionConfigurationInvalidPayload(let config): return "m_netp_vpn_configuration_\(config.rawValue)_invalid_payload"

        case .networkProtectionAdapterEndTemporaryShutdownStateAttemptFailure: return "m_netp_adapter_end_temporary_shutdown_state_attempt_failure"
        case .networkProtectionAdapterEndTemporaryShutdownStateRecoverySuccess: return "m_netp_adapter_end_temporary_shutdown_state_recovery_success"
        case .networkProtectionAdapterEndTemporaryShutdownStateRecoveryFailure: return "m_netp_adapter_end_temporary_shutdown_state_recovery_failure"

            // MARK: VPN tips

        case .networkProtectionGeoswitchingTipShown: return "m_vpn_tip_geoswitching_shown"
        case .networkProtectionGeoswitchingTipActioned: return "m_vpn_tip_geoswitching_actioned"
        case .networkProtectionGeoswitchingTipDismissed: return "m_vpn_tip_geoswitching_dismissed"
        case .networkProtectionGeoswitchingTipIgnored: return "m_vpn_tip_geoswitching_ignored"

        case .networkProtectionSnoozeTipShown: return "m_vpn_tip_snooze_shown"
        case .networkProtectionSnoozeTipActioned: return "m_vpn_tip_snooze_actioned"
        case .networkProtectionSnoozeTipDismissed: return "m_vpn_tip_snooze_dismissed"
        case .networkProtectionSnoozeTipIgnored: return "m_vpn_tip_snooze_ignored"

        case .networkProtectionWidgetTipShown: return "m_vpn_tip_widget_shown"
        case .networkProtectionWidgetTipActioned: return "m_vpn_tip_widget_actioned"
        case .networkProtectionWidgetTipDismissed: return "m_vpn_tip_widget_dismissed"
        case .networkProtectionWidgetTipIgnored: return "m_vpn_tip_widget_ignored"

            // MARK: remote messaging pixels
            
        case .remoteMessageShown: return "m_remote_message_shown"
        case .remoteMessageShownUnique: return "m_remote_message_shown_unique"
        case .remoteMessageDismissed: return "m_remote_message_dismissed"
        case .remoteMessageActionClicked: return "m_remote_message_action_clicked"
        case .remoteMessagePrimaryActionClicked: return "m_remote_message_primary_action_clicked"
        case .remoteMessageSecondaryActionClicked: return "m_remote_message_secondary_action_clicked"
        case .remoteMessageSheet: return "m_remote_message_sheet"
        case .remoteMessageCardShown: return "m_remote_message_card_shown"
        case .remoteMessageCardClicked: return "m_remote_message_card_clicked"
        case .remoteMessageImageLoadSuccess: return "m_remote_message_image_load_success"
        case .remoteMessageImageLoadFailed: return "m_remote_message_image_load_failed"

            // MARK: debug pixels

        case .dbCrashDetected(let appIdentifier):
            if let appIdentifier {
                return "m_d_crash_\(appIdentifier)"
            } else {
                return "m_d_crash"
            }
        case .dbCrashDetectedDaily(let appIdentifier):
            if let appIdentifier {
                return "m_d_crash_\(appIdentifier)_daily"
            } else {
                return "m_d_crash_daily"
            }
        case .crashReportCRCIDMissing: return "m_crashreporting_crcid-missing"
        case .crashReportingSubmissionFailed: return "m_crashreporting_submission-failed"
        case .crashOnCrashHandlersSetUp: return "m_d_crash_on_handlers_setup"
        case .dbContainerInitializationError: return "m_d_database_container_error"
        case .dbInitializationError: return "m_d_dbie"
        case .dbSaveExcludedHTTPSDomainsError: return "m_d_dbsw"
        case .dbSaveBloomFilterError: return "m_d_dbsb"
        case .dbRemoteMessagingSaveConfigError: return "m_d_db_rm_save_config"
        case .dbRemoteMessagingUpdateMessageShownError: return "m_d_db_rm_update_message_shown"
        case .dbRemoteMessagingUpdateMessageStatusError: return "m_d_db_rm_update_message_status"
        case .dbLocalAuthenticationError: return "m_d_local_auth_error"

        case .debugTabSwitcherDidChangeInvalidState: return "m_debug_tabswitcher_didchange_invalidstate"
        case .debugTabsModelCrossModeMismatch: return "m_debug_tabs-model_cross-mode-mismatch"

        case .debugBookmarksMigratedMoreThanOnce: return "m_debug_bookmarks_migrated-more-than-once"
            
        case .configurationFetchInfo: return "m_d_cfgfetch"
        case .couldNotLoadConfiguration(let configuration, let target):
            switch target {
            case .app: return "m_debug_\(configuration.rawValue)_load_failed".lowercased()
            case .vpn: return "m_debug_\(configuration.rawValue)_load_failed_\(target.rawValue)".lowercased()
            }
            
        case .couldNotParseConfiguration(let configuration, let target):
            switch target {
            case .app: return "m_debug_\(configuration.rawValue)_parse_failed".lowercased()
            case .vpn: return "m_debug_\(configuration.rawValue)_parse_failed_\(target.rawValue)".lowercased()
            }

        case .trackerDataReloadFailed: return "m_d_tds_r"
        case .fileStoreWriteFailed: return "m_d_fswf"
        case .fileStoreCoordinatorFailed: return "m_d_configuration_file_coordinator_error"
        case .privacyConfigurationReloadFailed: return "m_d_pc_r"
            
        case .contentBlockingCompilationFailed(let listType, let component):
            return "m_d_content_blocking_\(listType)_\(component)_compilation_failed"
            
        case .contentBlockingLookupRulesSucceeded: return "m_content_blocking_lookup_rules_succeeded"
        case .contentBlockingFetchLRCSucceeded: return "m_content_blocking_fetch_lrc_succeeded"
        case .contentBlockingNoMatchInLRC: return "m_content_blocking_no_match_in_lrc"
        case .contentBlockingLRCMissing: return "m_content_blocking_lrc_missing"

        case .contentBlockingCompilationTaskPerformance(let iterationCount, let timeBucketAggregation):
            return "m_content_blocking_compilation_loops_\(iterationCount)_time_\(timeBucketAggregation)"
        case .ampBlockingRulesCompilationFailed: return "m_debug_amp_rules_compilation_failed"

        case .webKitDidTerminate: return "m_d_wkt"
        case .webKitDidTerminateDuringWarmup: return "m_d_webkit-terminated-during-warmup"
        case .webKitTerminationDidReloadCurrentTab: return "m_d_wktct"

        case .webKitWarmupUnexpectedDidFinish: return "m_d_webkit-warmup-unexpected-did-finish"
        case .webKitWarmupUnexpectedDidTerminate: return "m_d_webkit-warmup-unexpected-did-terminate"

        case .backgroundTaskSubmissionFailed: return "m_background-task_submission-failed"
            
        case .blankOverlayNotDismissed: return "m_d_ovs"
            
        case .cookieDeletionTime(let aggregation):
            return "m_debug_cookie-clearing-time-\(aggregation)"
        case .clearDataInDefaultPersistence(let aggregation):
            return "m_debug_legacy-data-clearing-time-\(aggregation)"
        case .cookieDeletionLeftovers: return "m_cookie_deletion_leftovers"

        case .webkitWarmupStart(let appState):
            return "m_webkit-warmup-start-\(appState)"
        case .webkitWarmupFinished(let appState):
            return "m_webkit-warmup-finished-\(appState)"

        case .cachedTabPreviewsExceedsTabCount: return "m_d_tpetc"
        case .cachedTabPreviewRemovalError: return "m_d_tpre"
            
        case .missingDownloadedFile: return "m_d_missing_downloaded_file"
            
        case .compilationResult(result: let result, waitTime: let waitTime, appState: let appState):
            return "m_compilation_result_\(result)_time_\(waitTime)_state_\(appState)"
            
        case .emailAutofillKeychainError: return "m_email_autofill_keychain_error"
        
        case .debugBookmarksInitialStructureQueryFailed: return "m_d_bookmarks-initial-structure-query-failed"
        case .debugBookmarksStructureLost: return "m_d_bookmarks_structure_lost"
        case .debugAppDelegateInitToLaunchTime: return "m_d_app_delegate_init_to_launch_time"
        case .debugBookmarksStructureNotRecovered: return "m_d_bookmarks_structure_not_recovered"
        case .debugBookmarksInvalidRoots: return "m_d_bookmarks_invalid_roots"
        case .debugBookmarksValidationFailed: return "m_d_bookmarks_validation_failed"
        
        case .debugBookmarksNoDBSchemeFound: return "m_debug_bookmarks_no_db_scheme_found"
        case .debugBookmarksUnableToLoadPersistentStores: return "m_debug_bookmarks_unable_to_load_persistent_stores"
        case .debugBookmarksErrorCreatingTopLevelBookmarksFolder: return "m_debug_bookmarks_error_creating_top_level_bookmarks_folder"
        case .debugBookmarksErrorCreatingTopLevelFavoritesFolder: return "m_debug_bookmarks_error_creating_top_level_favorites_folder"
        case .debugBookmarksCouldNotFixBookmarkFolder: return "m_debug_bookmarks_could_not_fix_bookmark_folder"
        case .debugBookmarksCouldNotFixFavoriteFolder: return "m_debug_bookmarks_could_not_fix_favorite_folder"
        case .debugBookmarksCouldNotPrepareDBStructure: return "m_debug_bookmarks_could_not_prepare_db_structure"
        case .debugBookmarksCouldNotWriteToDB: return "m_debug_bookmarks_could_not_write_to_db"
        case .debugBookmarksCouldNotGetFavoritesOrder: return "m_debug_bookmarks_could_not_get_favorites_order"
        case .debugBookmarksCouldNotPrepareDatabase: return "m_debug_bookmarks_could_not_prepare_database"
        case .debugBookmarksTopFolderSaveFailed: return "m_debug_bookmarks_top_folder_save_failed"

        case .debugBookmarksPendingDeletionFixed: return "m_debug_bookmarks_pending_deletion_fixed"
        case .debugBookmarksPendingDeletionRepairError: return "m_debug_bookmarks_pending_deletion_repair_error"

        case .debugCannotClearObservationsDatabase: return "m_d_cannot_clear_observations_database"
        case .debugWebsiteDataStoresNotClearedMultiple: return "m_d_wkwebsitedatastoresnotcleared_multiple"
        case .debugWebsiteDataStoresNotClearedOne: return "m_d_wkwebsitedatastoresnotcleared_one"
        case .debugWebsiteDataStoresCleared: return "m_d_wkwebsitedatastorescleared"
        case .fireRemoveAllContainersAfterDelaySuccess: return "m_fire_clear_website_data_remove_all_containers_after_delay_success"
        case .fireRemoveAllContainersAfterDelayFailure: return "m_fire_clear_website_data_remove_all_containers_after_delay_failure"

        case .debugFailedToCreateAppConfigurationUserDefaultsInAIChatSettingsMigration: return "m_debug_failed-to-create-app-configuration-during-aichat-settings-migration"

            // MARK: Tab interaction state debug pixels

        case .tabInteractionStateSourceMissingRootDirectory:
            return "m_d_tab-interaction-state-source_missing-root-directory"
        case .tabInteractionStateSourceFailedToWrite:
            return "m_d_tab-interaction-state-source_failed-to-write"

        case .tabInteractionStateFailedToRestore:
            return "m_d_tab-interaction-state_failed-to-restore"
        case .tabInteractionStateRestorationTime(let aggregation):
            return "m_d_tab-interaction-state_restoration-time-\(aggregation)"

            // MARK: Default Browser Pixels

        case .debugSetAsDefaultBrowserSuccessfulResult: return "m_debug_set-default-browser_successful-result"
        case .debugSetAsDefaultBrowserMaxNumberOfAttemptsFailure: return "m_debug_set-default-browser_failure-max-number-of-attempts-reached"
        case .debugSetAsDefaultBrowserMaxNumberOfAttemptsNoExistingResultPersistedFailure: return "m_debug_set-default-browser_failure-max-number-of-attempts-reached-no-persisted-result"
        case .debugSetAsDefaultBrowserUnknownFailure: return "m_debug_set-default-browser_failure-unknown-error"

        case .debugDefaultBrowserPromptFailedToRetrieveCurrentActivity: return "m_debug_set-as-default-prompt_failed-to-retrieve-current-activity"
        case .debugDefaultBrowserPromptFailedToSaveCurrentActivity: return "m_debug_set-as-default-prompt_failed-to-save-current-activity"

        case .debugDefaultBrowserPromptFailedToRetrieveLastModalShownDate: return "m_debug_set-as-default-prompt_failed-to-retrieve-last-modal-shown-date"
        case .debugDefaultBrowserPromptFailedToSaveLastModalShownDate: return "m_debug_set-as-default-prompt_failed-to-save-last-modal-shown-date"
        case .debugDefaultBrowserPromptFailedToRetrieveModalShownOccurrences: return "m_debug_set-as-default-prompt_failed-to-retrieve-modal-shown-occurrences"
        case .debugDefaultBrowserPromptFailedToSaveModalShownOccurrences: return "m_debug_set-as-default-prompt_failed-to-save-modal-shown-occurrences"
        case .debugDefaultBrowserPromptFailedToRetrievePermanentlyDismissedPrompt: return "m_debug_set-as-default-prompt_failed-to-retrieve-permanently-dismissed-prompt"
        case .debugDefaultBrowserPromptFailedToSavePermanentlyDismissedPrompt: return "m_debug_set-as-default-prompt_failed-to-save-permanently-dismissed-prompt"

        case .debugDefaultBrowserPromptFailedToRetrieveUserType: return "m_debug_set-as-default-prompt_failed-to-retrieve-user-type"
        case .debugDefaultBrowserPromptFailedToSaveUserType: return "m_debug_set-as-default-prompt_failed-to-save-user-type"

        case .debugDefaultBrowserPromptFailedToRetrieveInactiveModalShown: return "m_debug_set-as-default-prompt_failed-to-retrieve-inactive-modal-shown"
        case .debugDefaultBrowserPromptFailedToSaveInactiveModalShown: return "m_debug_set-as-default-prompt_failed-to-save-inactive-modal-shown"

        case .defaultBrowserPromptModalShown: return "m_set-as-default-prompt_modal-shown"
        case .defaultBrowserPromptModalClosedButtonTapped: return "m_set-as-default-prompt_modal-closed-button-action"
        case .defaultBrowserPromptModalSetAsDefaultBrowserButtonTapped: return "m_set-as-default-prompt_modal-set-as-default-browser-button-action"
        case .defaultBrowserPromptModalDoNotAskAgainButtonTapped: return "m_set-as-default-prompt_modal-do-not-ask-again-button-action"

        case .defaultBrowserPromptInactiveUserModalShown: return "m_set-as-default-prompt_inactive-user-modal-shown"
        case .defaultBrowserPromptInactiveUserModalClosedButtonTapped: return "m_set-as-default-prompt_inactive-user_modal-closed-button-action"
        case .defaultBrowserPromptInactiveUserModalSetAsDefaultBrowserButtonTapped: return "m_set-as-default-prompt_inactive-user_modal-set-as-default-browser-button-action"
        case .defaultBrowserPromptInactiveUserModalMoreProtectionsButtonTapped: return "m_set-as-default-prompt_inactive-user_modal-more-protections-button-action"

            // MARK: Debug Web View

        case .debugWebViewInVisibleTabHidden: return "m_debug_webview_in_visible_tab_hidden"

            // MARK: - Debug Prompt Coordination

        case .debugPromptCoordinationFailedToSaveLastPresentationDate: return "m_debug_prompt-coordination_failed-to-save_last-presentation-date"
        case .debugPromptCoordinationFailedToRetrieveLastPresentationDate: return "m_debug_prompt-coordination_failed-to-retrieve_last-presentation-date"

            // MARK: Ad Attribution

        case .adAttributionGlobalAttributedRulesDoNotExist: return "m_attribution_global_attributed_rules_do_not_exist"
        case .adAttributionCompilationFailedForAttributedRulesList: return "m_attribution_compilation_failed_for_attributed_rules_list"
            
        case .adAttributionLogicUnexpectedStateOnInheritedAttribution: return "m_attribution_unexpected_state_on_inherited_attribution_2"
        case .adAttributionLogicUnexpectedStateOnRulesCompiled: return "m_attribution_unexpected_state_on_rules_compiled"
        case .adAttributionLogicUnexpectedStateOnRulesCompilationFailed: return "m_attribution_unexpected_state_on_rules_compilation_failed"
        case .adAttributionDetectionInvalidDomainInParameter: return "m_attribution_invalid_domain_in_parameter"
        case .adAttributionDetectionHeuristicsDidNotMatchDomain: return "m_attribution_heuristics_did_not_match_domain"
        case .adAttributionLogicRequestingAttributionTimedOut: return "m_attribution_logic_requesting_attribution_timed_out"
        case .adAttributionLogicWrongVendorOnSuccessfulCompilation: return "m_attribution_logic_wrong_vendor_on_successful_compilation"
        case .adAttributionLogicWrongVendorOnFailedCompilation: return "m_attribution_logic_wrong_vendor_on_failed_compilation"
            
        case .bookmarkFolderExpected: return "m_d_bookmark_folder_expected"
        case .bookmarksListIndexNotMatchingBookmark: return "m_d_bookmarks_list_index_not_matching_bookmark"
        case .bookmarksListMissingFolder: return "m_d_bookmarks_list_missing_folder"
        case .editorNewParentMissing: return "m_d_bookmarks_editor_new_parent_missing"
        case .favoritesListIndexNotMatchingBookmark: return "m_d_favorites_list_index_not_matching_bookmark"
        case .fetchingRootItemFailed(let modelType): return "m_d_bookmarks_fetching_root_item_failed_\(modelType.rawValue)"
        case .indexOutOfRange(let modelType): return "m_d_bookmarks_index_out_of_range_\(modelType.rawValue)"
        case .saveFailed(let modelType): return "m_d_bookmarks_view_model_save_failed_\(modelType.rawValue)"
        case .missingParent(let objectType): return "m_d_bookmark_model_missing_parent_\(objectType.rawValue)"
            
        case .bookmarksCouldNotLoadDatabase: return "m_d_bookmarks_could_not_load_database"
        case .bookmarksCouldNotPrepareDatabase: return "m_d_bookmarks_could_not_prepare_database"
        case .bookmarksCouldNotMigrateDatabase: return "m_d_bookmarks_could_not_migrate_database"
        case .bookmarksMigrationAlreadyPerformed: return "m_d_bookmarks_migration_already_performed"
        case .bookmarksMigrationFailed: return "m_d_bookmarks_migration_failed"
        case .bookmarksMigrationCouldNotPrepareDatabase: return "m_d_bookmarks_migration_could_not_prepare_database"
        case .bookmarksMigrationCouldNotPrepareDatabaseOnFailedMigration:
            return "m_d_bookmarks_migration_could_not_prepare_database_on_failed_migration"
        case .bookmarksMigrationCouldNotRemoveOldStore: return "m_d_bookmarks_migration_could_not_remove_old_store"
        case .bookmarksMigrationCouldNotPrepareMultipleFavoriteFolders: return "m_d_bookmarks_migration_could_not_prepare_multiple_favorite_folders"
        case .bookmarksOpenFromToolbar: return "m_nav_bookmarks"
        case .syncSignupDirect: return "m_sync_signup_direct"
        case .syncSignupConnect: return "m_sync_signup_connect"
        case .syncLogin: return "m_sync_login"
        case .syncDaily: return "m_sync_daily"
        case .syncDisabled: return "sync_disabled"
        case .syncDisabledAndDeleted: return "sync_disabledanddeleted"
        case .syncDuckAddressOverride: return "m_sync_duck_address_override"
        case .syncSuccessRateDaily: return "m_sync_success_rate_daily"
        case .syncLocalTimestampResolutionTriggered(let feature): return "m_sync_\(feature.name)_local_timestamp_resolution_triggered"
        case .syncAiChatActiveDaily: return "m_sync_ai_chat_active_daily"
        case .syncMigratedToFileStore: return "m_debug_sync_migrated_to_file_store"
        case .syncFailedToInitFileStore: return "m_debug_sync_failed_to_init_file_store"
        case .syncFailedToMigrateToFileStore: return "m_debug_sync_failed_to_migrate_to_file_store"
        case .syncFailedToLoadAccount: return "m_d_sync_failed_to_load_account2"
        case .syncFailedToSetupEngine: return "m_d_sync_failed_to_setup_engine2"
        case .syncBookmarksObjectLimitExceededDaily: return "m_sync_bookmarks_object_limit_exceeded_daily"
        case .syncCredentialsObjectLimitExceededDaily: return "m_sync_credentials_object_limit_exceeded_daily"
        case .syncCreditCardsObjectLimitExceededDaily: return "m_sync_credit_cards_object_limit_exceeded_daily"
        case .syncAiChatsObjectLimitExceededDaily: return "m_sync_ai_chats_object_limit_exceeded_daily"
        case .syncBookmarksRequestSizeLimitExceededDaily: return "m_sync_bookmarks_request_size_limit_exceeded_daily"
        case .syncCredentialsRequestSizeLimitExceededDaily: return "m_sync_credentials_request_size_limit_exceeded_daily"
        case .syncCreditCardsRequestSizeLimitExceededDaily: return "m_sync_credit_cards_request_size_limit_exceeded_daily"
        case .syncAiChatsRequestSizeLimitExceededDaily: return "m_sync_ai_chats_request_size_limit_exceeded_daily"
        case .syncBookmarksTooManyRequestsDaily: return "m_sync_bookmarks_too_many_requests_daily"
        case .syncCredentialsTooManyRequestsDaily: return "m_sync_credentials_too_many_requests_daily"
        case .syncCreditCardsTooManyRequestsDaily: return "m_sync_credit_cards_too_many_requests_daily"
        case .syncAiChatsTooManyRequestsDaily: return "m_sync_ai_chats_too_many_requests_daily"
        case .syncSettingsTooManyRequestsDaily: return "m_sync_settings_too_many_requests_daily"
        case .syncBookmarksValidationErrorDaily: return "m_sync_bookmarks_validation_error_daily"
        case .syncCredentialsValidationErrorDaily: return "m_sync_credentials_validation_error_daily"
        case .syncCreditCardsValidationErrorDaily: return "m_sync_credit_cards_validation_error_daily"
        case .syncAiChatsValidationErrorDaily: return "m_sync_ai_chats_validation_error_daily"
        case .syncSettingsValidationErrorDaily: return "m_sync_settings_validation_error_daily"

        case .syncSentUnauthenticatedRequest: return "m_d_sync_sent_unauthenticated_request"
        case .syncMetadataCouldNotLoadDatabase: return "m_d_sync_metadata_could_not_load_database"
        case .syncBookmarksFailed: return "m_d_sync_bookmarks_failed"
        case .syncBookmarksPatchCompressionFailed: return "m_d_sync_bookmarks_patch_compression_failed"
        case .syncCredentialsProviderInitializationFailed: return "m_d_sync_credentials_provider_initialization_failed"
        case .syncCredentialsFailed: return "m_d_sync_credentials_failed"
        case .syncCredentialsPatchCompressionFailed: return "m_d_sync_credentials_patch_compression_failed"
        case .syncCreditCardsProviderInitializationFailed: return "m_d_sync_credit_cards_provider_initialization_failed"
        case .syncCreditCardsFailed: return "m_d_sync_credit_cards_failed"
        case .syncCreditCardsPatchCompressionFailed: return "m_d_sync_credit_cards_patch_compression_failed"
        case .syncAiChatsFailed: return "m_d_sync_ai_chats_failed"
        case .syncAiChatsPatchCompressionFailed: return "m_d_sync_ai_chats_patch_compression_failed"
        case .syncSettingsFailed: return "m_d_sync_settings_failed"
        case .syncSettingsMetadataUpdateFailed: return "m_d_sync_settings_metadata_update_failed"
        case .syncSettingsPatchCompressionFailed: return "m_d_sync_settings_patch_compression_failed"
        case .syncSignupError: return "m_d_sync_signup_error"
        case .syncLoginError: return "m_d_sync_login_error"
        case .syncLogoutError: return "m_d_sync_logout_error"
        case .syncUpdateDeviceError: return "m_d_sync_update_device_error"
        case .syncRemoveDeviceError: return "m_d_sync_remove_device_error"
        case .syncDeleteAccountError: return "m_d_sync_delete_account_error"
        case .syncLoginExistingAccountError: return "m_d_sync_login_existing_account_error"
        case .syncSecureStorageReadError: return "m_d_sync_secure_storage_error"
        case .syncSecureStorageDecodingError: return "sync_secure_storage_decoding_error"
        case .syncAccountRemoved(let reason): return "sync_account_removed_reason_\(reason)"

        case .syncAskUserToSwitchAccount: return "sync_ask_user_to_switch_account"
        case .syncUserAcceptedSwitchingAccount: return "sync_user_accepted_switching_account"
        case .syncUserCancelledSwitchingAccount: return "sync_user_cancelled_switching_account"
        case .syncUserSwitchedAccount: return "sync_user_switched_account"
        case .syncUserSwitchedLogoutError: return "sync_user_switched_logout_error"
        case .syncUserSwitchedLoginError: return "sync_user_switched_login_error"

        case .syncGetOtherDevices: return "sync_get_other_devices"
        case .syncGetOtherDevicesCopy: return "sync_get_other_devices_copy"
        case .syncGetOtherDevicesShare: return "sync_get_other_devices_share"

        case .syncPromoDisplayed: return "sync_promotion_displayed"
        case .syncPromoConfirmed: return "sync_promotion_confirmed"
        case .syncPromoDismissed: return "sync_promotion_dismissed"

        case .syncRecoveryPromptDisplayed: return "sync_recovery_prompt_displayed"
        case .syncRecoveryPromptSyncWithAnotherDeviceTapped: return "sync_recovery_prompt_sync_with_another_device_tapped"
        case .syncRecoveryPromptShowAlternativesTapped: return "sync_recovery_prompt_show_alternatives_tapped"
        case .syncRecoveryPromptDismissed: return "sync_recovery_prompt_dismissed"

        case .syncRecoveryAlternativeDisplayed: return "sync_recovery_alternative_displayed"
        case .syncRecoveryAlternativeScanRecoveryCodeTapped: return "sync_recovery_alternative_scan_recovery_code_tapped"
        case .syncRecoveryAlternativeBackupThisDeviceTapped: return "sync_recovery_alternative_backup_this_device_tapped"
        case .syncRecoveryAlternativeDismissed: return "sync_recovery_alternative_dismissed"

        case .syncAutoRestoreOnboardingPromptShownUnique: return "sync-auto-restore_onboarding_prompt_shown_unique"
        case .syncAutoRestoreOnboardingRestoreTappedUnique: return "sync-auto-restore_onboarding_restore_tapped_unique"
        case .syncAutoRestoreOnboardingSkipTappedUnique: return "sync-auto-restore_onboarding_skip_tapped_unique"

        case .syncAutoRestoreToggleShown: return "sync-auto-restore_toggle_shown"
        case .syncAutoRestoreToggleOptedOut: return "sync-auto-restore_toggle_opted_out"

        case .syncAutoRestoreSettingsReadyShown: return "sync-auto-restore_settings_ready_shown"
        case .syncAutoRestoreSettingsRestoreTapped: return "sync-auto-restore_settings_restore_tapped"
        case .syncAutoRestoreSettingsSkipRestoreTapped: return "sync-auto-restore_settings_skip_restore_tapped"
        case .syncAutoRestoreSettingsCancelled: return "sync-auto-restore_settings_cancelled"
        case .syncAutoRestoreSettingsManualRecoveryShown: return "sync-auto-restore_settings_manual_recovery_shown"

        case .syncAutoRestoreSettingsPageShown: return "sync-auto-restore_settings_page_shown"
        case .syncAutoRestoreSettingsPageToggleEnabled: return "sync-auto-restore_settings_page_toggle_enabled"
        case .syncAutoRestoreSettingsPageToggleDisabled: return "sync-auto-restore_settings_page_toggle_disabled"

        case .syncAutoRestoreSuccess: return "sync-auto-restore_success"
        case .syncAutoRestoreFailure: return "sync-auto-restore_failure"
        case .syncAutoRestorePreservedAccountCleared: return "sync-auto-restore_preserved_account_cleared"
        case .syncAutoRestorePreservedAccountClearFailed: return "sync-auto-restore_preserved_account_clear_failed"

        case .syncSetupBarcodeScreenShown: return "sync_setup_barcode_screen_shown"
        case .syncSetupBarcodeScannerSuccess: return "sync_setup_barcode_scanner_success"
        case .syncSetupBarcodeScannerFailed: return "sync_setup_barcode_scanner_failed"
        case .syncSetupBarcodeCodeCopied: return "sync_setup_barcode_code_copied"
        case .syncSetupManualCodeEntryScreenShown: return "sync_setup_manual_code_entry_screen_shown"
        case .syncSetupManualCodeEnteredSuccess: return "sync_setup_manual_code_entered_success"
        case .syncSetupManualCodeEnteredFailed: return "sync_setup_manual_code_entered_failed"
        case .syncSetupEndedAbandoned: return "sync_setup_ended_abandoned"
        case .syncSetupEndedSuccessful: return "sync_setup_ended_successful"
        case .syncSetupDeepLinkFlowStarted: return "sync_setup_deep_link_flow_started"
        case .syncSetupDeepLinkFlowSuccess: return "sync_setup_deep_link_flow_success"
        case .syncSetupDeepLinkFlowAbandoned: return "sync_setup_deep_link_flow_abandoned"
        case .syncSetupDeepLinkFlowTimeout: return "sync_setup_deep_link_timeout"

        case .swipeTabsUsedDaily: return "m_swipe-tabs-used-daily"
        case .swipeToOpenNewTab: return "m_addressbar_swipe_new_tab"

        case .temporaryTelemetrySettingsClearDataAnimation(let value): return "m_temporary-telemetry_settings_clear-data-animation_\(value)"
        case .temporaryTelemetrySettingsCustomizedAddressBarButton(let value): return "m_temporary-telemetry_settings_customized-address-bar-button_\(value)"
        case .temporaryTelemetrySettingsCustomizedToolbarButton(let value): return "m_temporary-telemetry_settings_customized-toolbar-button_\(value)"

        case .bookmarksCleanupFailed: return "m_d_bookmarks_cleanup_failed"
        case .bookmarksCleanupAttemptedWhileSyncWasEnabled: return "m_d_bookmarks_cleanup_attempted_while_sync_was_enabled"
        case .favoritesCleanupFailed: return "m_d_favorites_cleanup_failed"
        case .bookmarksFaviconsFetcherStateStoreInitializationFailed: return "m_d_bookmarks_favicons_fetcher_state_store_initialization_failed"
        case .bookmarksFaviconsFetcherFailed: return "m_d_bookmarks_favicons_fetcher_failed"
            
        case .credentialsDatabaseCleanupFailed: return "m_d_credentials_database_cleanup_failed_2"
        case .credentialsCleanupAttemptedWhileSyncWasEnabled: return "m_d_credentials_cleanup_attempted_while_sync_was_enabled"

        case .creditCardsDatabaseCleanupFailed: return "m_d_credit_cards_database_cleanup_failed"
        case .creditCardsCleanupAttemptedWhileSyncWasEnabled: return "m_d_credit_cards_cleanup_attempted_while_sync_was_enabled"

        case .invalidPayload(let configuration): return "m_d_\(configuration.rawValue)_invalid_payload".lowercased()
            
            // MARK: - InContext Email Protection
        case .emailIncontextPromptDisplayed: return "m_email_incontext_prompt_displayed"
        case .emailIncontextPromptConfirmed: return "m_email_incontext_prompt_confirmed"
        case .emailIncontextPromptDismissed: return "m_email_incontext_prompt_dismissed"
        case .emailIncontextPromptDismissedPersistent: return "m_email_incontext_prompt_dismissed_persisted"
        case .emailIncontextModalDisplayed: return "m_email_incontext_modal_displayed"
        case .emailIncontextModalDismissed: return "m_email_incontext_modal_dismissed"
        case .emailIncontextModalExitEarly: return "m_email_incontext_modal_exit_early"
        case .emailIncontextModalExitEarlyContinue: return "m_email_incontext_modal_exit_early_continue"
            
        case .compilationFailed: return "m_d_compilation_failed"
            // MARK: - Return user measurement
        case .debugReturnUserAddATB: return "m_debug_return_user_add_atb"
        case .debugReturnUserUpdateATB: return "m_debug_return_user_update_atb"
            
        // MARK: - Toggle reports
        case .protectionToggledOffBreakageReport: return "m_protection-toggled-off-breakage-report"
        case .toggleProtectionsDailyCount: return "m_toggle-protections-daily-count"
        case .toggleReportDoNotSend: return "m_toggle-report-do-not-send"
        case .toggleReportDismiss: return "m_toggle-report-dismiss"
            
        // MARK: - Apple Ad Attribution
        case .appleAdAttribution: return "m_apple-ad-attribution"

        // MARK: - Page refresh toasts
        case .pageRefreshThreeTimesWithin20Seconds: return "m_reload-three-times-within-20-seconds"

        case .siteNotWorkingShown: return "m_site-not-working_shown"
        case .siteNotWorkingWebsiteIsBroken: return "m_site-not-working_website-is-broken"

        // MARK: - History debug
        case .historyStoreLoadFailed: return "m_debug_history-store-load-failed"
        case .historyRemoveFailed: return "m_debug_history-remove-failed"
        case .historyReloadFailed: return "m_debug_history-reload-failed"
        case .historyCleanEntriesFailed: return "m_debug_history-clean-entries-failed"
        case .historyCleanVisitsFailed: return "m_debug_history-clean-visits-failed"
        case .historySaveFailed: return "m_debug_history-save-failed"
        case .historyInsertVisitFailed: return "m_debug_history-insert-visit-failed"
        case .historyRemoveVisitsFailed: return "m_debug_history-remove-visits-failed"
        case .historyLoadTabHistoryFailed: return "m_debug_history-load-tab-history-failed"
        case .historyInsertTabHistoryFailed: return "m_debug_history-insert-tab-history-failed"
        case .historyRemoveTabHistoryFailed: return "m_debug_history-remove-tab-history-failed"
        case .historyCleanOrphanedTabHistoryFailed: return "m_debug_history-clean-orphaned-tab-history-failed"


        // MARK: Subscription
        case .subscriptionOfferScreenImpression: return "m_privacy-pro_offer_screen_impression"
        case .subscriptionPurchaseAttempt: return "m_privacy-pro_terms-conditions_subscribe_click"
        case .subscriptionPurchaseFailureOther: return "m_privacy-pro_app_subscription-purchase_failure_other"
        case .subscriptionPurchaseFailureStoreError: return "m_privacy-pro_app_subscription-purchase_failure_store"
        case .subscriptionPurchaseFailureAccountNotCreated: return "m_privacy-pro_app_subscription-purchase_failure_account-creation"
        case .subscriptionPurchaseFailureBackendError: return "m_privacy-pro_app_subscription-purchase_failure_backend"
        case .subscriptionPurchaseSuccess: return "m_privacy-pro_app_subscription-purchase_success"
        case .subscriptionRestorePurchaseOfferPageEntry: return "m_privacy-pro_offer_restore-purchase_click"
        case .subscriptionRestorePurchaseClick: return "m_privacy-pro_app-settings_restore-purchase_click"
        case .subscriptionRestorePurchaseEmailStart: return "m_privacy-pro_activate-subscription_enter-email_click"
        case .subscriptionRestorePurchaseStoreStart: return "m_privacy-pro_activate-subscription_restore-purchase_click"
        case .subscriptionRestorePurchaseEmailSuccess: return "m_privacy-pro_app_subscription-restore-using-email_success"
        case .subscriptionRestorePurchaseStoreSuccess: return "m_privacy-pro_app_subscription-restore-using-store_success"
        case .subscriptionRestorePurchaseStoreFailureNotFound: return "m_privacy-pro_app_subscription-restore-using-store_failure_not-found"
        case .subscriptionRestorePurchaseStoreFailureOther: return "m_privacy-pro_app_subscription-restore-using-store_failure_other"
        case .subscriptionRestoreAfterPurchaseAttempt: return "m_privacy-pro_app_subscription-restore-after-purchase-attempt_success"
        case .subscriptionActivated: return "m_privacy-pro_app_subscription_activated_u"
        case .subscriptionWelcomeAddDevice: return "m_privacy-pro_welcome_add-device_click_u"
        case .subscriptionWelcomeVPN: return "m_privacy-pro_welcome_vpn_click_u"
        case .subscriptionWelcomePersonalInformationRemoval: return "m_privacy-pro_welcome_personal-information-removal_click_u"
        case .subscriptionWelcomeAIChat: return "m_privacy-pro_welcome_ai-chat_click_u"
        case .subscriptionWelcomeIdentityRestoration: return "m_privacy-pro_welcome_identity-theft-restoration_click_u"
        case .ddgSubscriptionSettings: return "m_privacy-pro_settings_screen_impression"
        case .subscriptionVPNSettings: return "m_privacy-pro_app-settings_vpn_click"
        case .subscriptionPersonalInformationRemovalSettings: return "m_privacy-pro_app-settings_personal-information-removal_click"
        case .subscriptionIdentityRestorationSettings: return "m_privacy-pro_app-settings_identity-theft-restoration_click"
        case .ddgSubscriptionManagementEmail: return "m_privacy-pro_manage-email_edit_click"
        case .ddgSubscriptionManagementPlanBilling: return "m_privacy-pro_settings_change-plan-or-billing_click"
        case .ddgSubscriptionManagementRemoval: return "m_privacy-pro_settings_remove-from-device_click"
        case .subscriptionSuccessfulSubscriptionAttribution: return "m_subscribe"
        case .subscriptionKeychainAccessError: return "m_privacy-pro_keychain_access_error"
            // Auth
        case .subscriptionAuthV2GetTokensError2: return "m_privacy-pro_auth_v2_get_tokens_error2"

        case .settingsSubscriptionAccountWithNoSubscriptionFound: return "m_settings_privacy-pro_account_with_no_subscription_found"

        case .subscriptionActivatingRestoreErrorMissingAccountOrTransactions: return "m_privacy-pro_activating_restore_error_missing_account_or_transactions"
        case .subscriptionActivatingRestoreErrorPastTransactionAuthenticationError: return "m_privacy-pro_activating_restore_error_past_transaction_authentication_error"
        case .subscriptionActivatingRestoreErrorFailedToObtainAccessToken: return "m_privacy-pro_activating_restore_error_failed_to_obtain_access_token"
        case .subscriptionActivatingRestoreErrorFailedToFetchAccountDetails: return "m_privacy-pro_activating_restore_error_failed_to_fetch_account_details"
        case .subscriptionActivatingRestoreErrorFailedToFetchSubscriptionDetails: return "m_privacy-pro_activating_restore_error_failed_to_fetch_subscription_details"
        case .subscriptionActivatingRestoreErrorSubscriptionExpired: return "m_privacy-pro_activating_restore_error_subscription_expired"

        case .subscriptionOnboardingPromotionImpression: return "m_privacy-pro_onboarding_promotion_impression"

        case .subscriptionOnboardingPromotionTap: return "m_privacy-pro_onboarding_promotion_tap"

        case .subscriptionOnboardingPromotionDismiss: return "m_privacy-pro_onboarding_promotion_dismiss"

        case .subscriptionSkippedOnboardingPromotionImpression: return "m_privacy-pro_skipped_onboarding_promotion_impression"
        case .subscriptionSkippedOnboardingPromotionTap: return "m_privacy-pro_skipped_onboarding_promotion_tap"
        case .subscriptionSkippedOnboardingPromotionDismiss: return "m_privacy-pro_skipped_onboarding_promotion_dismiss"

        // Win-back Offer
        case .subscriptionWinBackOfferLaunchPromptShown: return "m_privacy-pro_winback_launch_prompt_shown"
        case .subscriptionWinBackOfferLaunchPromptCTAClicked: return "m_privacy-pro_winback_launch_prompt_clicked"
        case .subscriptionWinBackOfferLaunchPromptDismissed: return "m_privacy-pro_winback_launch_prompt_dismissed"
        case .subscriptionWinBackOfferSettingsLoggedOutOfferShown: return "m_privacy-pro_winback_settings_logged_out_offer_shown"
        case .subscriptionWinBackOfferSettingsLoggedOutOfferCTAClicked: return "m_privacy-pro_winback_settings_logged_out_offer_clicked"
        case .subscriptionWinBackOfferSettingsLoggedInOfferShown: return "m_privacy-pro_winback_settings_logged_in_offer_shown"
        case .subscriptionWinBackOfferSubscriptionSettingsShown: return "m_privacy-pro_winback_subscription_settings_shown"
        case .subscriptionWinBackOfferSubscriptionSettingsCTAClicked: return "m_privacy-pro_winback_subscription_settings_clicked"

        // Free Trial Journey
        case .privacyProFreeTrialStart: return "m_privacy-pro_freetrial_start"
        case .privacyProFreeTrialVPNActivation: return "m_privacy-pro_freetrial_vpn_activation"
        case .privacyProFreeTrialPIRActivation: return "m_privacy-pro_freetrial_pir_activation"
        case .privacyProFreeTrialDuckAIActivation: return "m_privacy-pro_freetrial_duck_ai_activation"

        // MARK: Pixel Experiment
        case .pixelExperimentEnrollment: return "pixel_experiment_enrollment"

        // MARK: Settings
        case .settingsPresented: return "m_settings_presented"
        case .settingsPresentedFromMenu: return "m_settings_presented-from-menu"
        case .settingsSetAsDefault: return "m_settings_set_as_default"
        case .settingsVoiceSearchOn: return "m_settings_voice_search_on"
        case .settingsVoiceSearchOff: return "m_settings_voice_search_off"
        case .settingsWebTrackingProtectionOpen: return "m_settings_web_tracking_protection_open"
        case .settingsGpcOn: return "m_settings_gpc_on"
        case .settingsGpcOff: return "m_settings_gpc_off"
        case .settingsGeneralAutocompleteOn: return "m_settings_general_autocomplete_on"
        case .settingsGeneralAutocompleteOff: return "m_settings_general_autocomplete_off"
        case .settingsPrivateSearchAutocompleteOn: return "m_settings_private_search_autocomplete_on"
        case .settingsPrivateSearchAutocompleteOff: return "m_settings_private_search_autocomplete_off"
        case .settingsRecentlyVisitedOn: return "m_settings_autocomplete_recently-visited_on"
        case .settingsRecentlyVisitedOff: return "m_settings_autocomplete_recently-visited_off"
        case .settingsAddressBarSelectorPressed: return "m_settings_address_bar_selector_pressed"
        case .settingsAccessibilityOpen: return "m_settings_accessibility_open"

        // legacy name is text size
        case .settingsAccessiblityTextZoom: return "m_settings_accessiblity_text_size"

        // Web
        case .subscriptionOfferMonthlyPriceClick: return "m_privacy-pro_offer_monthly-price_click"
        case .subscriptionOfferYearlyPriceClick: return "m_privacy-pro_offer_yearly-price_click"
        case .subscriptionAddEmailSuccess: return "m_privacy-pro_app_add-email_success_u"
        case .subscriptionWelcomeFAQClick: return "m_privacy-pro_welcome_faq_click_u"
        
        // Tier Options
        case .subscriptionTierOptionsRequested: return "m_subscription_tier-options_requested"
        case .subscriptionTierOptionsSuccess: return "m_subscription_tier-options_success"
        case .subscriptionTierOptionsFailure: return "m_subscription_tier-options_failure"
        case .subscriptionTierOptionsUnexpectedProTier: return "m_subscription_tier-options_unexpected-pro-tier"

        // Plan Change
        case .subscriptionViewAllPlansClick: return "m_subscription_settings_view-all-plans_click"
        case .subscriptionUpgradeClick: return "m_subscription_settings_upgrade_click"
        case .subscriptionCancelPendingDowngradeClick: return "m_subscription_settings_cancel-pending-downgrade_click"

        case .networkProtectionFailureRecoveryStarted: return "m_netp_ev_failure_recovery_started"
        case .networkProtectionFailureRecoveryFailed: return "m_netp_ev_failure_recovery_failed"
        case .networkProtectionFailureRecoveryCompletedHealthy: return "m_netp_ev_failure_recovery_completed_server_healthy"
        case .networkProtectionFailureRecoveryCompletedUnhealthy: return "m_netp_ev_failure_recovery_completed_server_unhealthy"

        case .networkProtectionWidgetConnectAttempt: return "m_netp_widget_connect_attempt"
        case .networkProtectionWidgetConnectSuccess: return "m_netp_widget_connect_success"
        case .networkProtectionWidgetConnectCancelled: return "m_netp_widget_connect_cancelled"
        case .networkProtectionWidgetConnectFailure: return "m_netp_widget_connect_failure"
        case .networkProtectionWidgetDisconnectAttempt: return "m_netp_widget_disconnect_attempt"
        case .networkProtectionWidgetDisconnectSuccess: return "m_netp_widget_disconnect_success"
        case .networkProtectionWidgetDisconnectCancelled: return "m_netp_widget_disconnect_cancelled"
        case .networkProtectionWidgetDisconnectFailure: return "m_netp_widget_disconnect_failure"

        case .vpnControlCenterConnectAttempt: return "m_vpn_control-center_connect_attempt"
        case .vpnControlCenterConnectSuccess: return "m_vpn_control-center_connect_success"
        case .vpnControlCenterConnectCancelled: return "m_vpn_control-center_connect_cancelled"
        case .vpnControlCenterConnectFailure: return "m_vpn_control-center_connect_failure"

        case .vpnControlCenterDisconnectAttempt: return "m_vpn_control-center_disconnect_attempt"
        case .vpnControlCenterDisconnectSuccess: return "m_vpn_control-center_disconnect_success"
        case .vpnControlCenterDisconnectCancelled: return "m_vpn_control-center_disconnect_cancelled"
        case .vpnControlCenterDisconnectFailure: return "m_vpn_control-center_disconnect_failure"

        case .vpnShortcutConnectAttempt: return "m_vpn_shortcut_connect_attempt"
        case .vpnShortcutConnectSuccess: return "m_vpn_shortcut_connect_success"
        case .vpnShortcutConnectCancelled: return "m_vpn_shortcut_connect_cancelled"
        case .vpnShortcutConnectFailure: return "m_vpn_shortcut_connect_failure"

        case .vpnShortcutDisconnectAttempt: return "m_vpn_shortcut_disconnect_attempt"
        case .vpnShortcutDisconnectSuccess: return "m_vpn_shortcut_disconnect_success"
        case .vpnShortcutDisconnectCancelled: return "m_vpn_shortuct_disconnect_cancelled"
        case .vpnShortcutDisconnectFailure: return "m_vpn_shortcut_disconnect_failure"

        // MARK: Secure Vault
        case .secureVaultL1KeyMigration: return "m_secure-vault_keystore_event_l1-key-migration"
        case .secureVaultL2KeyMigration: return "m_secure-vault_keystore_event_l2-key-migration"
        case .secureVaultL2KeyPasswordMigration: return "m_secure-vault_keystore_event_l2-key-password-migration"

        // MARK: Report broken site flows
        case .reportBrokenSiteShown: return "m_report-broken-site_shown"
        case .reportBrokenSiteSent: return "m_report-broken-site_sent"

        // MARK: New Tab Page baseline engagement
        case .addFavoriteDaily: return "m_add_favorite_daily"
        case .addBookmarkDaily: return "m_add_bookmark_daily"
        case .favoriteLaunchedNTPDaily: return "m_favorite_launched_ntp_daily"
        case .bookmarkLaunchedDaily: return "m_bookmark_launched_daily"
        case .newTabPageDisplayedDaily: return "m_new_tab_page_displayed_daily"

        // MARK: NTP after idle
        case .ntpAfterIdleNTPShownAfterIdle: return "m_ntp_after_idle_ntp_shown_after_idle"
        case .ntpAfterIdleNTPShownUserInitiated: return "m_ntp_after_idle_ntp_shown_user_initiated"
        case .ntpAfterIdleReturnToPageTappedAfterIdle: return "m_ntp_after_idle_return_to_page_tapped_after_idle"
        case .ntpAfterIdleReturnToPageTappedUserInitiated: return "m_ntp_after_idle_return_to_page_tapped_user_initiated"
        case .ntpAfterIdleBarUsedAfterIdle: return "m_ntp_after_idle_bar_used_from_ntp_after_idle"
        case .ntpAfterIdleBarUsedUserInitiated: return "m_ntp_after_idle_bar_used_from_ntp_user_initiated"
        case .ntpAfterIdleToggleUsedAfterIdle: return "m_ntp_after_idle_toggle_used_from_ntp_after_idle"
        case .ntpAfterIdleToggleUsedUserInitiated: return "m_ntp_after_idle_toggle_used_from_ntp_user_initiated"
        case .ntpAfterIdleBackButtonUsedAfterIdle: return "m_ntp_after_idle_back_button_used_from_ntp_after_idle"
        case .ntpAfterIdleBackButtonUsedUserInitiated: return "m_ntp_after_idle_back_button_used_from_ntp_user_initiated"
        case .ntpAfterIdleAppBackgroundedAfterIdle: return "m_ntp_after_idle_app_backgrounded_from_ntp_after_idle"
        case .ntpAfterIdleAppBackgroundedUserInitiated: return "m_ntp_after_idle_app_backgrounded_from_ntp_user_initiated"
        case .ntpAfterIdleTabSwitcherSelectedAfterIdle: return "m_ntp_after_idle_tab_switcher_selected_from_ntp_after_idle"
        case .ntpAfterIdleTabSwitcherSelectedUserInitiated: return "m_ntp_after_idle_tab_switcher_selected_from_ntp_user_initiated"
        case .ntpAfterIdleSettingChangedToNewTab: return "m_ntp_after_idle_setting_changed_to_new_tab"
        case .ntpAfterIdleSettingChangedToLastUsedTab: return "m_ntp_after_idle_setting_changed_to_last_used_tab"

        // MARK: DuckPlayer
        case .duckPlayerSettingsOpen: return "m_settings_duckplayer_open"
        case .duckPlayerDailyUniqueView: return "duckplayer_daily-unique-view"
        case .duckPlayerViewFromYoutubeViaMainOverlay: return "duckplayer_view-from_youtube_main-overlay"
        case .duckPlayerViewFromYoutubeViaHoverButton: return "duckplayer_view-from_youtube_hover-button"
        case .duckPlayerViewFromYoutubeAutomatic: return "duckplayer_view-from_youtube_automatic"
        case .duckPlayerViewFromSERP: return "duckplayer_view-from_serp"
        case .duckPlayerViewFromOther: return "duckplayer_view-from_other"
        case .duckPlayerSettingAlwaysSettings: return "duckplayer_setting_always_settings"
        case .duckPlayerSettingAlwaysDuckPlayer: return "duckplayer_setting_always_duck-player"
        case .duckPlayerSettingsAlwaysOverlaySERP: return "duckplayer_setting_always_overlay_serp"
        case .duckPlayerSettingsAlwaysOverlayYoutube: return "duckplayer_setting_always_overlay_youtube"
        case .duckPlayerSettingsNeverOverlaySERP: return "duckplayer_setting_never_overlay_serp"
        case .duckPlayerSettingsNeverOverlayYoutube: return "duckplayer_setting_never_overlay_youtube"
        case .duckPlayerOverlayYoutubeImpressions: return "duckplayer_overlay_youtube_impressions"
        case .duckPlayerOverlayYoutubeWatchHere: return "duckplayer_overlay_youtube_watch_here"
        case .duckPlayerSettingNeverSettings: return "duckplayer_setting_never_settings"
        case .duckPlayerSettingBackToDefault: return "duckplayer_setting_back-to-default"
        case .duckPlayerWatchOnYoutube: return "duckplayer_watch_on_youtube"
        case .duckPlayerSettingAlwaysOverlayYoutube: return "duckplayer_setting_always_overlay_youtube"
        case .duckPlayerSettingNeverOverlayYoutube: return "duckplayer_setting_never_overlay_youtube"
        case .duckPlayerContingencySettingsDisplayed: return "duckplayer_ios_contingency_settings-displayed"
        case .duckPlayerContingencyLearnMoreClicked: return "duckplayer_ios_contingency_learn-more-clicked"
        case .duckPlayerNewTabSettingOn: return "duckplayer_ios_newtab_setting-on"
        case .duckPlayerNewTabSettingOff: return "duckplayer_ios_newtab_setting-off"
        case .duckPlayerYouTubeSignInErrorImpression: return "duckplayer_youtube-signin-error_impression"
        case .duckPlayerYouTubeAgeRestrictedErrorImpression: return "duckplayer_youtube-age-restricted-error_impression"
        case .duckPlayerYouTubeNoEmbedErrorImpression: return "duckplayer_youtube-no-embed-error_impression"
        case .duckPlayerYouTubeUnknownErrorImpression: return "duckplayer_youtube-unknown-error_impression"
        case .duckPlayerYouTubeSignInErrorDaily: return "duckplayer_youtube-signin-error_daily-unique"
        case .duckPlayerYouTubeAgeRestrictedErrorDaily: return "duckplayer_youtube-age-restricted-error_daily-unique"
        case .duckPlayerYouTubeNoEmbedErrorDaily: return "duckplayer_youtube-no-embed-error_daily-unique"
        case .duckPlayerYouTubeUnknownErrorDaily: return "duckplayer_youtube-unknown-error_daily-unique"
        case .duckPlayerNativeYouTubeSignInErrorImpression: return "duckplayer_native_youtube-signin-error_impression"
        case .duckPlayerNativeYouTubeAgeRestrictedErrorImpression: return "duckplayer_native_youtube-age-restricted-error_impression"
        case .duckPlayerNativeYouTubeNoEmbedErrorImpression: return "duckplayer_native_youtube-no-embed-error_impression"
        case .duckPlayerNativeYouTubeUnknownErrorImpression: return "duckplayer_native_youtube-unknown-error_impression"
        case .duckPlayerNativeYouTubeSignInErrorDaily: return "duckplayer_native_youtube-signin-error_daily-unique"
        case .duckPlayerNativeYouTubeAgeRestrictedErrorDaily: return "duckplayer_native_youtube-age-restricted-error_daily-unique"
        case .duckPlayerNativeYouTubeNoEmbedErrorDaily: return "duckplayer_native_youtube-no-embed-error_daily-unique"
        case .duckPlayerNativeYouTubeUnknownErrorDaily: return "duckplayer_native_youtube-unknown-error_daily-unique"

        // MARK: Enhanced statistics
        case .usageSegments: return "m_retention_segments"

        // MARK: Certificate warnings
        case .certificateWarningDisplayed(let errorType):
            return "m_certificate_warning_displayed_\(errorType)"
        case .certificateWarningLeaveClicked: return "m_certificate_warning_leave_clicked"
        case .certificateWarningAdvancedClicked: return "m_certificate_warning_advanced_clicked"
        case .certificateWarningProceedClicked: return "m_certificate_warning_proceed_clicked"

        // MARK: Unified Feedback Form
        case .pproFeedbackFeatureRequest: return "m_ppro_feedback_feature-request"
        case .pproFeedbackGeneralFeedback: return "m_ppro_feedback_general-feedback"
        case .pproFeedbackReportIssue: return "m_ppro_feedback_report-issue"
        case .pproFeedbackFormShow: return "m_ppro_feedback_general-screen_show"
        case .pproFeedbackActionsScreenShow: return "m_ppro_feedback_actions-screen_show"
        case .pproFeedbackCategoryScreenShow: return "m_ppro_feedback_category-screen_show"
        case .pproFeedbackSubcategoryScreenShow: return "m_ppro_feedback_subcategory-screen_show"
        case .pproFeedbackSubmitScreenShow: return "m_ppro_feedback_submit-screen_show"
        case .pproFeedbackSubmitScreenFAQClick: return "m_ppro_feedback_submit-screen-faq_click"
            
        // MARK: - WebView Error Page shown
        case .webViewErrorPageShown: return "m_errorpageshown"

        // MARK: - External Scheme Navigation
        case .webViewExternalSchemeNavigationXSafariHTTPSStay: return "m_webview_external-scheme-navigation_x-safari-https_stay_daily"
        case .webViewExternalSchemeNavigationXSafariHTTPSOpenInSafari: return "m_webview_external-scheme-navigation_x-safari-https_open-in-safari_daily"
        case .webViewExternalSchemeNavigationXSafariHTTPSLoopDetected: return "m_webview_external-scheme-navigation_x-safari-https_loop-detected"
        case .webViewExternalSchemeNavigationXSafariHTTPSLoopOpenInSafari: return "m_webview_external-scheme-navigation_x-safari-https_loop-open-in-safari_daily"

        // MARK: - DuckPlayer FE Application Telemetry
        case .duckPlayerLandscapeLayoutImpressions: return "duckplayer_landscape_layout_impressions"

        // MARK: Browsing
        case .stopPageLoad: return "m_stop-page-load"

        // MARK: Launch time
        case .appDidFinishLaunchingTime(let time): return "m_debug_app-did-finish-launching-time-\(time)"
        case .appDidShowUITime(let time): return "m_debug_app-did-show-ui-time-2-\(time)"

        // MARK: AI Chat
        case .aiChatNoRemoteSettingsFound(let settings):
            return "m_aichat_no_remote_settings_found-\(settings.lowercased())"
        case .openAIChatFromAddressBar: return "m_aichat_addressbar_icon"
        case .openAIChatFromWidgetFavorite: return "m_aichat-widget-favorite"
        case .openAIChatFromWidgetQuickAction: return "m_aichat-widget-quickaction"
        case .openAIChatFromWidgetControlCenter: return "m_aichat-widget-control-center"
        case .openAIChatFromWidgetLockScreenComplication: return "m_aichat-widget-lock-screen-complication"
        case .browsingMenuAIChatNewTabPage: return "m_aichat_menu_newtabpage"
        case .browsingMenuAIChatWebPage: return "m_aichat_menu_webpage"
        case .openAIChatFromIconShortcut: return "m_aichat-icon-shortcut"
        case .openAIChatFromTabManager: return "m_aichat_tabmanager_icon"
        case .voiceEntryPointTapped: return "m_aichat_voice_entry_point_tapped"
        case .voiceSessionStarted: return "m_aichat_voice_session_started"
        case .aiChatSettingsVoiceTurnedOff: return "m_aichat_settings_voice_turned_off"
        case .aiChatSettingsVoiceTurnedOn: return "m_aichat_settings_voice_turned_on"
        case .aiChatSettingsAddressBarTurnedOff: return "m_aichat_settings_address_bar_turned_off"
        case .aiChatSettingsAddressBarTurnedOn: return "m_aichat_settings_address_bar_turned_on"
        case .aiChatSettingsBrowserMenuTurnedOff: return "m_aichat_settings_browser_menu_turned_off"
        case .aiChatSettingsBrowserMenuTurnedOn: return "m_aichat_settings_browser_menu_turned_on"
        case .aiChatSettingsTabManagerTurnedOff: return "m_aichat_settings_tab_manager_turned_off"
        case .aiChatSettingsTabManagerTurnedOn: return "m_aichat_settings_tab_manager_turned_on"
        case .aiChatSettingsChatSuggestionsTurnedOff: return "m_aichat_settings_chat_suggestions_turned_off"
        case .aiChatSettingsChatSuggestionsTurnedOn: return "m_aichat_settings_chat_suggestions_turned_on"
        case .aiChatSettingsDisplayed: return "m_aichat_settings_displayed"
        case .aiChatSettingsEnabled: return "m_aichat_settings_enabled"
        case .aiChatSettingsDisabled: return "m_aichat_settings_disabled"
        case .aiChatSettingsAutoContextEnabled: return "m_aichat_settings_auto_context_enabled"
        case .aiChatSettingsAutoContextDisabled: return "m_aichat_settings_auto_context_disabled"
        case .aiChatSettingsDefaultTogglePositionChanged: return "m_aichat_settings_default_toggle_position_changed"
        case .aiChatSettingsSearchInputTurnedOff: return "m_aichat_settings_search_input_turned_off"
        case .aiChatSettingsSearchInputTurnedOn: return "m_aichat_settings_search_input_turned_on"

        case .aiChatOpen: return "m_aichat_open"
        case .aiChatMetricStartNewConversation: return "m_aichat_start_new_conversation"
        case .aiChatMetricStartNewConversationButtonClicked: return "m_aichat_start_new_conversation_button_clicked"
        case .aiChatMetricOpenHistory: return "m_aichat_open_history"
        case .aiChatMetricOpenMostRecentHistoryChat: return "m_aichat_open_most_recent_history_chat"
        case .aiChatMetricSentPromptOngoingChat: return "m_aichat_sent_prompt_ongoing_chat"
        case .aiChatMetricDuckAIKeyboardReturnPressed: return "m_aichat_duckai_keyboard_return_pressed"
        case .aiChatInternalSwitchBarDisplayed: return "m_aichat_internal_switch_bar_displayed"
        case .aiChatExperimentalAddressBarIsEnabledDaily: return "m_aichat_experimental_address_bar_is_enabled_daily"
        case .aiChatContextualAutoAttachDAU: return "m_aichat_contextual_auto_attach_dau"
        case .aiChatIsEnabledDaily: return "m_aichat_is_enabled_daily"

        case .aiChatOmnibarSidebarButtonTapped: return "m_aichat_omnibar_sidebar_button_tapped"
        case .aiChatOmnibarNewChatButtonTapped: return "m_aichat_omnibar_new_chat_button_tapped"

        case .aiChatSettingsMenuOpened: return "m_aichat_settings_menu_opened"
        case .aiChatSettingsMenuSidebarTapped: return "m_aichat_settings_menu_sidebar_tapped"
        case .aiChatSettingsMenuAIChatSettingsTapped: return "m_aichat_settings_menu_aichat_settings_tapped"
        case .aiChatSettingsMenuNewChatTabTapped: return "m_aichat_settings_menu_new_chat_tab_tapped"
            
        case .aiChatTabSwitcherOpened: return "m_aichat_tab_switcher_opened"
        case .aiChatFireButtonTapped: return "m_aichat_fire_button_tapped"

        // MARK: New Address Bar Picker
        case .aiChatNewAddressBarPickerDisplayed: return "m_aichat_new_address_bar_picker_displayed"
        case .aiChatNewAddressBarPickerConfirmed: return "m_aichat_new_address_bar_picker_confirmed"
        case .aiChatNewAddressBarPickerNotNow: return "m_aichat_new_address_bar_picker_not_now"
        
        // MARK: Experimental Omnibar Metrics
        case .aiChatExperimentalOmnibarShown: return "m_aichat_experimental_omnibar_shown"
        case .aiChatExperimentalOmnibarPromptSubmitted: return "m_aichat_experimental_omnibar_prompt_submitted"
        case .aiChatExperimentalOmnibarQuerySubmitted: return "m_aichat_experimental_omnibar_query_submitted"
        case .aiChatExperimentalOmnibarModeSwitched: return "m_aichat_experimental_omnibar_mode_switched"
        case .aiChatExperimentalOmnibarSessionBothModes: return "m_aichat_experimental_omnibar_session_both_modes"
        case .aiChatExperimentalOmnibarFirstSettingsViewed: return "m_aichat_experimental_omnibar_first_settings_viewed"
        case .aiChatExperimentalOmnibarFirstEnabled: return "m_aichat_experimental_omnibar_first_enabled"
        case .aiChatExperimentalOmnibarFirstInteraction: return "m_aichat_experimental_omnibar_first_interaction"
        case .aiChatExperimentalOmnibarFirstSearchSubmission: return "m_aichat_experimental_omnibar_first_search_submission"
        case .aiChatExperimentalOmnibarFirstPromptSubmission: return "m_aichat_experimental_omnibar_first_prompt_submission"
        case .aiChatExperimentalOmnibarFullConversionUser: return "m_aichat_experimental_omnibar_full_conversion_user"
        case .aiChatExperimentalOmnibarTextAreaFocused: return "m_aichat_experimental_omnibar_text_area_focused"
        case .aiChatExperimentalOmnibarClearButtonPressed: return "m_aichat_experimental_omnibar_clear_button_pressed"
        case .aiChatExperimentalOmnibarBackButtonPressed: return "m_aichat_experimental_omnibar_back_button_pressed"
        case .aiChatExperimentalOmnibarKeyboardGoPressed: return "m_aichat_experimental_omnibar_keyboard_go_pressed"
        case .aiChatExperimentalOmnibarFloatingSubmitPressed: return "m_aichat_experimental_omnibar_floating_submit_pressed"
        case .aiChatExperimentalOmnibarFloatingReturnPressed: return "m_aichat_experimental_omnibar_floating_return_pressed"
        case .aiChatExperimentalOmnibarSessionSummary: return "m_aichat_experimental_omnibar_session_summary"
        case .aiChatExperimentalOmnibarDailyRetention: return "m_aichat_experimental_omnibar_daily_retention"
        case .aiChatLegacyOmnibarShown: return "m_aichat_legacy_omnibar_shown"
        case .aiChatLegacyOmnibarQuerySubmitted: return "m_aichat_legacy_omnibar_query_submitted"
        case .aiChatLegacyOmnibarAichatButtonPressed: return "m_aichat_legacy_omnibar_aichat_button_pressed"
        case .aiChatLegacyOmnibarBackButtonPressed: return "m_aichat_legacy_omnibar_back_button_pressed"

        // MARK: iPad Toggle
        case .aiChatIPadTogglePromptSubmitted: return "m_aichat_ipad_toggle_prompt_submitted"
        case .aiChatIPadToggleURLSubmitted: return "m_aichat_ipad_toggle_url_submitted"
        case .aiChatOmnibarQuerySubmittedIPadToggleEnabled: return "m_aichat_omnibar_query_submitted_ipad_toggle_enabled"
        case .aiChatIPadToggleRecentChatSelectedPinned: return "m_aichat_ipad_toggle_recent_chat_selected_pinned"
        case .aiChatIPadToggleRecentChatSelected: return "m_aichat_ipad_toggle_recent_chat_selected"
        case .aiChatIPadToggleEnabledOnAppOpen: return "m_aichat_ipad_toggle_enabled_on_app_open"
        case .aiChatIPadToggleDisabledOnAppOpen: return "m_aichat_ipad_toggle_disabled_on_app_open"
        
        // MARK: AI Chat History Deletion
        case .aiChatHistoryDeleteSuccessful: return "m_aichat_history_delete_successful"
        case .aiChatHistoryDeleteFailed: return "m_aichat_history_delete_failed"
        case .aiChatSingleDeleteSuccessful: return "m_aichat_single_delete_successful"
        case .aiChatSingleDeleteFailed: return "m_aichat_single_delete_failed"

        // MARK: AI Chat Recent Chats
        case .aiChatRecentChatSelectedPinned: return "m_aichat_recent_chat_selected_pinned"
        case .aiChatRecentChatSelected: return "m_aichat_recent_chat_selected"

        // MARK: AI Chat Contextual Mode
        case .aiChatContextualSheetOpened: return "m_aichat_contextual_sheet_opened"
        case .aiChatContextualSheetDismissed: return "m_aichat_contextual_sheet_dismissed"
        case .aiChatContextualExpandButtonTapped: return "m_aichat_contextual_expand_button_tapped"
        case .aiChatContextualNewChatButtonTapped: return "m_aichat_contextual_new_chat_button_tapped"
        case .aiChatContextualQuickActionSummarizeSelected: return "m_aichat_contextual_quick_action_summarize_selected"
        case .aiChatContextualPageContextPlaceholderShown: return "m_aichat_contextual_page_context_placeholder_shown"
        case .aiChatContextualPageContextPlaceholderTapped: return "m_aichat_contextual_page_context_placeholder_tapped"
        case .aiChatContextualPageContextAutoAttached: return "m_aichat_contextual_page_context_auto_attached"
        case .aiChatContextualPageContextUpdatedOnNavigation: return "m_aichat_contextual_page_context_updated_on_navigation"
        case .aiChatContextualPageContextManuallyAttachedNative: return "m_aichat_contextual_page_context_manually_attached_native"
        case .aiChatContextualPageContextManuallyAttachedFrontend: return "m_aichat_contextual_page_context_manually_attached_frontend"
        case .aiChatContextualPageContextRemovedNative: return "m_aichat_contextual_page_context_removed_native"
        case .aiChatContextualPageContextRemovedFrontend: return "m_aichat_contextual_page_context_removed_frontend"
        case .aiChatContextualPromptSubmittedWithContextNative: return "m_aichat_contextual_prompt_submitted_with_context_native"
        case .aiChatContextualPromptSubmittedWithoutContextNative: return "m_aichat_contextual_prompt_submitted_without_context_native"
        case .aiChatContextualSessionRestored: return "m_aichat_contextual_session_restored"
        case .aiChatContextualFireButtonTapped: return "m_aichat_contextual_fire_button_tapped"
        case .aiChatContextualFireButtonConfirmed: return "m_aichat_contextual_fire_button_confirmed"
        case .aiChatContextualPageContextCollectionEmpty: return "m_aichat_contextual_page_context_collection_empty"
        case .aiChatContextualPageContextCollectionUnavailable: return "m_aichat_contextual_page_context_collection_unavailable"
        case .aiChatContextualQuickActionAskAboutPageSelected: return "m_aichat_contextual_quick_action_ask_about_page_selected"
        case .aiChatContextualRecentChatsPopupDisplayed: return "m_aichat_contextual_recent_chats_popup_displayed"
        case .aiChatContextualRecentChatSelected: return "m_aichat_contextual_recent_chat_selected"
        case .aiChatContextualViewAllChatsTapped: return "m_aichat_contextual_view_all_chats_tapped"

        // MARK: AI Chat Sync

        case .aiChatSyncScopedSyncTokenError: return "m_aichat_sync_internal_scoped-sync-token-error"
        case .aiChatSyncEncryptionError: return "m_aichat_sync_internal_encryption-error"
        case .aiChatSyncDecryptionError: return "m_aichat_sync_internal_decryption-error"
        case .aiChatSyncHistoryEnabledError: return "m_aichat_sync_internal_history_enabled-error"
        case .aiChatTermsAcceptedDuplicateSyncOff: return "m_aichat_terms_accepted_duplicate_sync_off"
        case .aiChatTermsAcceptedDuplicateSyncOn: return "m_aichat_terms_accepted_duplicate_sync_on"

        // MARK: Lifecycle
        case .appDidTransitionToUnexpectedState: return "m_debug_app-did-transition-to-unexpected-state-4"

        case .debugBreakageExperiment: return "m_debug_breakage_experiment_u"

        // MARK: Malicious Site Protection
        case .maliciousSiteProtection(let event): return "m_\(event.name)"

        // MARK: Tab switcher improvements
        case .tabSwitcherEditMenuClicked: return "m_tab_manager_edit_menu_clicked"
        case .tabSwitcherEditMenuSelectTabs: return "m_tab_manager_edit_menu_select_tabs"
        case .tabSwitcherEditMenuSelectTabsDaily: return "m_tab_manager_edit_menu_select_tabs_daily"
        case .tabSwitcherEditMenuCloseAllTabs: return "m_tab_manager_edit_menu_close_all_tabs"
        case .tabSwitcherEditMenuCloseAllTabsDaily: return "m_tab_manager_edit_menu_close_all_tabs_daily"
        case .tabSwitcherTabSelected: return "m_tab_manager_tab_selected"
        case .tabSwitcherTabDeselected: return "m_tab_manager_tab_deselected"
        case .tabSwitcherSelectAll: return "m_tab_manager_select_all"
        case .tabSwitcherSelectAllDaily: return "m_tab_manager_select_all_daily"
        case .tabSwitcherDeselectAll: return "m_tab_manager_deselect_all"
        case .tabSwitcherDeselectAllDaily: return "m_tab_manager_deselect_all_daily"
        case .tabSwitcherCloseAll: return "m_tab_manager_close_all"
        case .tabSwitcherCloseAllDaily: return "m_tab_manager_close_all_daily"
        case .tabSwitcherConfirmCloseTabs: return "m_tab_manager_confirm_close_tabs"
        case .tabSwitcherConfirmCloseTabsDaily: return "m_tab_manager_confirm_close_tabs_daily"
        case .tabSwitcherSelectModeMenuClicked: return "m_tab_manager_select_mode_menu_clicked"
        case .tabSwitcherSelectModeMenuShareLinks: return "m_tab_manager_select_mode_menu_share_links"
        case .tabSwitcherSelectModeMenuShareLinksDaily: return "m_tab_manager_select_mode_menu_share_links_daily"
        case .tabSwitcherSelectModeMenuBookmarkTabs: return "m_tab_manager_select_mode_menu_bookmark_tabs"
        case .tabSwitcherSelectModeMenuBookmarkTabsDaily: return "m_tab_manager_select_mode_menu_bookmark_tabs_daily"
        case .tabSwitcherSelectModeMenuBookmarkAllTabs: return "m_tab_manager_select_mode_menu_bookmark_all_tabs"
        case .tabSwitcherSelectModeMenuBookmarkAllTabsDaily: return "m_tab_manager_select_mode_menu_bookmark_all_tabs_daily"
        case .tabSwitcherSelectModeMenuCloseOtherTabs: return "m_tab_manager_select_mode_menu_close_other_tabs"
        case .tabSwitcherSelectModeMenuCloseOtherTabsDaily: return "m_tab_manager_select_mode_menu_close_other_tabs_daily"
        case .tabSwitcherLongPress: return "m_tab_manager_long_press"
        case .tabSwitcherLongPressDaily: return "m_tab_manager_long_press_daily"
        case .tabSwitcherLongPressShare: return "m_tab_manager_long_press_share"
        case .tabSwitcherLongPressBookmarkTabs: return "m_tab_manager_long_press_bookmark_tabs"
        case .tabSwitcherLongPressBookmarkTabsDaily: return "m_tab_manager_long_press_bookmark_tabs_daily"
        case .tabSwitcherLongPressSelectTabs: return "m_tab_manager_long_press_select_tabs"
        case .tabSwitcherLongPressCloseTab: return "m_tab_manager_long_press_close_tab"
        case .tabSwitcherLongPressCloseOtherTabs: return "m_tab_manager_long_press_close_other_tabs"
        case .tabSwitcherLongPressCloseOtherTabsDaily: return "m_tab_manager_long_press_close_other_tabs_daily"

        // MARK: - Duck Player Native pixels

        /// First time Duck Player is opened each day
        case .duckPlayerNativeDailyUniqueView:
            return "duckplayer_native_daily-unique-view"
        /// Duck Player is opened automatically on YouTube
        case .duckPlayerNativeViewFromYoutubeAutomatic:
            return "duckplayer_native_view-from_youtube_automatic"
        /// Duck Player is opened from the YouTube entry point
        case .duckPlayerNativeViewFromYoutubeEntryPoint:
            return "duckplayer_native_view-from_youtube_entry-point"
        /// Duck Player is opened from the YouTube re-entry point
        case .duckPlayerNativeViewFromYoutubeReEntryPoint:
            return "duckplayer_native_view-from_youtube_re-entry-point"
        /// Duck Player is opened from SERP
        case .duckPlayerNativeViewFromSERP:
            return "duckplayer_native_view-from_serp"
        /// Watch on YouTube button is tapped from Duck Player UI
        case .duckPlayerNativeWatchOnYoutube:
            return "duckplayer_native_watch-on-youtube"
        /// Duck Player entry point is shown on YouTube video page
        case .duckPlayerNativeEntryPointImpression:
            return "duckplayer_native_entry-point_impression"
        /// Duck Player entry point is dismissed on YouTube video page
        case .duckPlayerNativeEntryPointDismissed:
            return "duckplayer_native_entry-point_dismissed"
        /// Duck Player re-entry point is shown on YouTube video page
        case .duckPlayerNativeReEntryPointImpression:
            return "duckplayer_native_re-entry-point_impression"
        /// Duck Player re-entry point is dismissed on YouTube video page
        case .duckPlayerNativeReEntryPointDismissed:
            return "duckplayer_native_re-entry-point_dismissed"
        /// Setting for SERP is changed to off
        case .duckPlayerNativeSettingsSerpOff:
            return "duckplayer_native_settings_serp_off"
        /// Setting for SERP is changed to on
        case .duckPlayerNativeSettingsSerpOn:
            return "duckplayer_native_settings_serp_on"
        /// Setting for YouTube is changed to automatic
        case .duckPlayerNativeSettingsYoutubeAutomatic:
            return "duckplayer_native_settings_youtube_automatic"
        /// Setting for YouTube is changed to let me choose
        case .duckPlayerNativeSettingsYoutubeChoose:
            return "duckplayer_native_settings_youtube_choose"
        /// Setting for YouTube is changed to don't show
        case .duckPlayerNativeSettingsYoutubeDontShow:
            return "duckplayer_native_settings_youtube_dont-show"
        /// Priming modal is shown
        case .duckPlayerNativePrimingModalImpression:
            return "duckplayer_native_priming-modal_impression"
        /// Priming modal is dismissed
        case .duckPlayerNativePrimingModalDismissed:
            return "duckplayer_native_priming-modal_dismissed"
        /// Priming modal CTA is tapped
        case .duckPlayerNativePrimingModalCTA:
            return "duckplayer_native_priming-modal_cta"
        /// Settings gear icon is tapped from Duck Player UI
        case .duckPlayerNativeDuckPlayerSettingsOpened:
            return "duckplayer_native_duckplayer_settings_opened"

        // MARK: System Settings PiP Video Tutorial
        case .systemSettingsPiPTutorialFailedToLoadVideo: return "m_picture-in-picture-tutorial_failed-to-load-video"

        case .appDidTerminateWithUnhandledError: return "m_app-did-terminate-with-unhandled-error"

        // MARK: UserScript
        case .userScriptLoadJSFailed: return "m_debug_user_script_load_js_failed"

        // MARK: Push Notification
        case .inactiveUserProvisionalPushNotificationTapped: return "m_push-notification_local-provisional_inactive-user-tap"
        case .userNotificationAuthorizationStatusDaily: return "m_push-notification_user-notification-authorization-status"

        // MARK: Data Broker Protection Notifications
        case .dbpNotificationOpenedFirstScanComplete: return "m_dbp_notification_opened_first_scan_complete"
        case .dbpNotificationOpenedFirstFreemiumScanComplete: return "m_dbp_freemium_notification_opened_first_scan_complete"
        case .dbpNotificationOpenedFirstRemoval: return "m_dbp_notification_opened_first_removal"
        case .dbpNotificationOpenedAllRecordsRemoved: return "m_dbp_notification_opened_all_records_removed"
        case .dbpNotificationOpened1WeekCheckIn: return "m_dbp_notification_opened_1_week_check_in"
        case .dbpNotificationOpenedGoToMarketFirstScan: return "m_dbp_notification_opened_go_to_market_first_scan"

        // MARK: App Intent
        case .appIntentPerformed: return "m_app-intent_intent-performed"

        case .failedToRemoveTmpDir: return "m_debug_failed-to-remove-tmp-dir"
        case .recreateTmpAttemptFailed(let attempt): return "m_debug_recreate-tmp-attempt-failed-\(attempt)"
        case .recreateTmpSuccessOnRetry(let attempt): return "m_debug_recreate-tmp-success-on-retry-\(attempt)"
        case .recreateTmpWebViewFallbackSucceeded: return "m_debug_recreate-tmp-webview-fallback-succeeded"
        case .recreateTmpWebViewFallbackFailed: return "m_debug_recreate-tmp-webview-fallback-failed"
        case .contentBlockingCompilationFailedMissingTmpDir: return "m_debug_content-blocking-compilation-failed-missing-tmp-dir"
        case .tmpDirStillMissingAfterRecreation: return "m_debug_tmp-dir-still-missing-after-recreation"

        // MARK: Customization
        case .customizationAddressBarStarted: return "m_customization_addressbar_started"
        case .customizationAddressBarSelected: return "m_customization_addressbar_selected"
        case .customizationToolbarStarted: return "m_customization_toolbar_started"
        case .customizationToolbarSelected: return "m_customization_toolbar_selected"

        // MARK: - Dax Easter Egg
        case .daxEasterEggLogoDisplayed: return "m_dax_easter_egg_logo_displayed"
        case .daxEasterEggLogoTapped: return "m_dax_easter_egg_logo_tapped"
        case .daxEasterEggLogoSetAsPermanent: return "m_dax_easter_egg_logo_set_as_permanent"
        case .daxEasterEggLogoResetToDefault: return "m_dax_easter_egg_logo_reset_to_default"

        // MARK: - Product surface telemetery
        case .productTelemeterySurfaceUsageMenu: return "m_product_telemetry_surface_usage_menu"
        case .productTelemeterySurfaceUsageDAU: return "m_product_telemetry_surface_usage_dau"
        case .productTelemeterySurfaceUsageIPad: return "m_product_telemetry_surface_usage_ipad"
        case .productTelemeterySurfaceUsageLandscapeMode: return "m_product_telemetry_surface_usage_landscape"
        case .productTelemeterySurfaceUsageKeyboardActive: return "m_product_telemetry_surface_usage_keyboard_active"
        case .productTelemeterySurfaceUsageAutocomplete: return "m_product_telemetry_surface_usage_autocomplete"
        case .productTelemeterySurfaceUsageSERP: return "m_product_telemetry_surface_usage_serp"
        case .productTelemeterySurfaceUsageWebsite: return "m_product_telemetry_surface_usage_website"
        case .productTelemeterySurfaceUsageDuckAI: return "m_product_telemetry_surface_usage_duck_ai"
        case .productTelemeterySurfaceUsageTabManager: return "m_product_telemetry_surface_usage_tab_manager"
        case .productTelemeterySurfaceUsageDataClearing: return "m_product_telemetry_surface_usage_data_clearing"
        case .productTelemeterySurfaceUsageNewTabPage: return "m_product_telemetry_surface_usage_new_tab_page"
        case .productTelemeterySurfaceUsageSettings: return "m_product_telemetry_surface_usage_settings"
        case .productTelemeterySurfaceUsageBookmarksPage: return "m_product_telemetry_surface_usage_bookmarks_page"
        case .productTelemeterySurfaceUsagePasswordsPage: return "m_product_telemetry_surface_usage_passwords_page"

        // MARK: - Web Extensions
        case .webExtensionInstalled: return "m_web_extension_installed"
        case .webExtensionInstallError: return "m_web_extension_install_error"
        case .webExtensionUninstalled: return "m_web_extension_uninstalled"
        case .webExtensionUninstallError: return "m_web_extension_uninstall_error"
        case .webExtensionUninstalledAll: return "m_web_extension_uninstalled_all"
        case .webExtensionUninstallAllError: return "m_web_extension_uninstall_all_error"
        case .webExtensionLoaded: return "m_web_extension_loaded"
        case .webExtensionLoadError: return "m_web_extension_load_error"
        case .webExtensionEmbeddedInstalled: return "m_web_extension_embedded_installed"
        case .webExtensionEmbeddedUpgraded: return "m_web_extension_embedded_upgraded"
        case .webExtensionEmbeddedInstallError: return "m_web_extension_embedded_install_error"

        case .webExtensionDarkReaderInstalled: return "m_web_extension_dark_reader_installed"
        case .webExtensionDarkReaderUpgraded: return "m_web_extension_dark_reader_upgraded"
        case .webExtensionDarkReaderInstallError: return "m_web_extension_dark_reader_install_error"
        case .webExtensionDarkReaderEnabled: return "m_web_extension_dark_reader_enabled"
        case .webExtensionDarkReaderDisabled: return "m_web_extension_dark_reader_disabled"

        case .webExtensionAdBlockingInstalled: return "m_web_extension_ad_blocking_installed"
        case .webExtensionAdBlockingUpgraded: return "m_web_extension_ad_blocking_upgraded"
        case .webExtensionAdBlockingInstallError: return "m_web_extension_ad_blocking_install_error"

        // MARK: - Fire Mode
        case .fireModeNTPPromotionShown: return "m_fire-mode_ntp-promotion_shown"
        case .fireModeNTPPromotionDismissed: return "m_fire-mode_ntp-promotion_dismissed"
        case .fireModeNTPPromotionEngaged: return "m_fire-mode_ntp-promotion_engaged"
        case .fireModeMenuPromotionShown: return "m_fire-mode_menu-promotion_shown"
        case .fireModeMenuPromotionEngaged: return "m_fire-mode_menu-promotion_engaged"
        case .fireModeSwitched: return "m_fire-mode_switched"
        case .fireModeBurnExecuted: return "m_fire-mode_burn_executed"
        case .normalModeBurnExecuted: return "m_normal-mode_burn_executed"
        case .fireModeDataCleared: return "m_fire-mode_data-cleared"
        case .normalModeDataCleared: return "m_normal-mode_data-cleared"
        case .fireModeLastTabClosedBurn: return "m_fire-mode_last-tab-closed_burn"
        case .fireModeEmptyStateNewTab: return "m_fire-mode_empty-state_new-tab"
        case .linkLongPressMenuShown: return "m_link-long-press_menu-shown"
        case .linkLongPressNewTab: return "m_link-long-press_new-tab"
        case .linkLongPressBackgroundTab: return "m_link-long-press_background-tab"
        case .linkLongPressFireTab: return "m_link-long-press_fire-tab"
        }
    }
}

extension Pixel.Event {

    public enum BucketAggregation: String, CustomStringConvertible {

        public var description: String { rawValue }
        
        case zero = "0"
        case lessThan01 = "0.1"
        case lessThan05 = "0.5"
        case lessThan1 = "1"
        case lessThan5 = "5"
        case lessThan10 = "10"
        case lessThan20 = "20"
        case lessThan40 = "40"
        case more
        
        public init(number: Double) {
            switch number {
            case 0:
                self = .zero
            case ...0.1:
                self = .lessThan01
            case ...0.5:
                self = .lessThan05
            case ...1:
                self = .lessThan1
            case ...5:
                self = .lessThan5
            case ...10:
                self = .lessThan10
            case ...20:
                self = .lessThan20
            case ...40:
                self = .lessThan40
            default:
                self = .more
            }
        }
        
    }
    
    public enum CompileRulesResult: String, CustomStringConvertible {
        
        public var description: String { rawValue }
        
        case tabClosed = "tab_closed"
        case appQuit = "app_quit"
        case appBackgrounded = "app_backgrounded"
        case success
        
    }
    
    public enum AppState: String, CustomStringConvertible {
        
        public var description: String { rawValue }
        
        case onboarding
        case regular
        
    }
    
    public enum CompileRulesListType: String, CustomStringConvertible {
        
        public var description: String { rawValue }
        
        case tds
        case blockingAttribution
        case attributed
        case unknown

    }

    public enum CompileTimeBucketAggregation: String, CustomStringConvertible {

        public var description: String { rawValue }
     
        case lessThan1 = "1"
        case lessThan2 = "2"
        case lessThan3 = "3"
        case lessThan4 = "4"
        case lessThan5 = "5"
        case lessThan6 = "6"
        case lessThan7 = "7"
        case lessThan8 = "8"
        case lessThan9 = "9"
        case lessThan10 = "10"
        case more

        public init(number: Double) {
            switch number {
            case ...1:
                self = .lessThan1
            case ...2:
                self = .lessThan2
            case ...3:
                self = .lessThan3
            case ...4:
                self = .lessThan4
            case ...5:
                self = .lessThan5
            case ...6:
                self = .lessThan6
            case ...7:
                self = .lessThan7
            case ...8:
                self = .lessThan8
            case ...9:
                self = .lessThan9
            case ...10:
                self = .lessThan10
            default:
                self = .more
            }
        }
    }
}

// This is a temporary mapper from PixelKit to Pixel events for MaliciousSiteProtection
// Malicious Site Protection BSK library depends on PixelKit which is not ready yet to be ported to iOS.
// The below code maps between `PixelKitEvent` to `Pixel.Event` in order to use `Pixel.fire` on the client.
public extension Pixel.Event {

    enum MaliciousSiteProtectionEvent: Equatable {
        case errorPageShown(category: ThreatKind, clientSideHit: Bool?)
        case visitSite(category: ThreatKind)
        case iframeLoaded(category: ThreatKind)
        case settingToggled(to: Bool)
        case matchesApiTimeout
        case failedToDownloadInitialDataSets(category: ThreatKind, type: DataManager.StoredDataType.Kind)
        case singleDataSetUpdatePerformance(MaliciousSiteProtection.SingleDataSetUpdatePerformanceInfo)
        case singleDataSetUpdateDiskUsage(MaliciousSiteProtection.SingleDataSetUpdateDiskUsageInfo)
        case aggregateDataSetUpdatePerformance(MaliciousSiteProtection.AggregateDataSetPerformanceInfo)
        case aggregateDataSetUpdateDiskUsage(MaliciousSiteProtection.AggregateDataSetUpdateDiskUsageInfo)

        public init?(_ pixelKitEvent: MaliciousSiteProtection.Event) {
            switch pixelKitEvent {
            case .errorPageShown(category: let category, clientSideHit: let clientSideHit):
                self = .errorPageShown(category: category, clientSideHit: clientSideHit)
            case .visitSite(category: let category):
                self = .visitSite(category: category)
            case .iframeLoaded(category: let category):
                self = .iframeLoaded(category: category)
            case .settingToggled(let enabled):
                self = .settingToggled(to: enabled)
            case .matchesApiTimeout:
                self = .matchesApiTimeout
            case .matchesApiFailure:
                return nil
            case .failedToDownloadInitialDataSets(category: let category, type: let type):
                self = .failedToDownloadInitialDataSets(category: category, type: type)
            case .singleDataSetUpdatePerformance(let dataSetUpdateInfo):
                self = .singleDataSetUpdatePerformance(dataSetUpdateInfo)
            case .singleDataSetUpdateDiskUsage(let dataSetUpdateInfo):
                self = .singleDataSetUpdateDiskUsage(dataSetUpdateInfo)
            case .aggregateDataSetUpdatePerformance(let aggregateDataSetsUpdateInfo):
                self = .aggregateDataSetUpdatePerformance(aggregateDataSetsUpdateInfo)
            case .aggregateDataSetUpdateDiskUsage(let aggregateDataSetsUpdateInfo):
                self = .aggregateDataSetUpdateDiskUsage(aggregateDataSetsUpdateInfo)
            }
        }

        private var event: PixelKitEvent {
            switch self {
            case .errorPageShown(let category, let clientSideHit):
                return MaliciousSiteProtection.Event.errorPageShown(category: category, clientSideHit: clientSideHit)
            case .visitSite(let category):
                return MaliciousSiteProtection.Event.visitSite(category: category)
            case .iframeLoaded(let category):
                return MaliciousSiteProtection.Event.iframeLoaded(category: category)
            case .settingToggled(let enabled):
                return MaliciousSiteProtection.Event.settingToggled(to: enabled)
            case .matchesApiTimeout:
                return MaliciousSiteProtection.Event.matchesApiTimeout
            case .failedToDownloadInitialDataSets(let category, let type):
                return MaliciousSiteProtection.Event.failedToDownloadInitialDataSets(category: category, type: type)
            case .singleDataSetUpdatePerformance(let info):
                return MaliciousSiteProtection.Event.singleDataSetUpdatePerformance(info)
            case .singleDataSetUpdateDiskUsage(let info):
                return MaliciousSiteProtection.Event.singleDataSetUpdateDiskUsage(info)
            case .aggregateDataSetUpdatePerformance(let info):
                return MaliciousSiteProtection.Event.aggregateDataSetUpdatePerformance(info)
            case .aggregateDataSetUpdateDiskUsage(let info):
                return MaliciousSiteProtection.Event.aggregateDataSetUpdateDiskUsage(info)
            }
        }

        var name: String {
            switch self {
            case .failedToDownloadInitialDataSets, .singleDataSetUpdatePerformance, .singleDataSetUpdateDiskUsage, .aggregateDataSetUpdatePerformance, .aggregateDataSetUpdateDiskUsage:
                return "debug_\(event.name)"
            default:
                return event.name
            }
        }

        public var parameters: [String: String] {
            event.parameters ?? [:]
        }
    }
}