Check syncState in PointOfSaleDashboardViewHelper

Author: staskus

Modules/Sources/PointOfSale/ViewHelpers/PointOfSaleDashboardViewHelper.swift

@@ -1,12 +1,33 @@
 import Foundation
 import SwiftUI
+import enum Yosemite.POSCatalogSyncState
 
 struct PointOfSaleDashboardViewHelper {
     static func determineViewState(
         eligibilityState: POSEligibilityState?,
         itemsContainerState: ItemsContainerState,
-        horizontalSizeClass: UserInterfaceSizeClass?
+        horizontalSizeClass: UserInterfaceSizeClass?,
+        catalogSyncState: POSCatalogSyncState?
     ) -> PointOfSaleDashboardView.ViewState {
+
+        /// Check first to show syncing state as soon as possible
+        if let syncState = catalogSyncState {
+            switch syncState {
+            case .syncStarted(_, true):
+                return .catalogSyncing
+            case .syncNeverDone:
+                return .catalogSyncing
+            case .syncStarted(_, false):
+                // Non-initial sync, continue to other checks
+                break
+            case .syncCompleted:
+                // Continue to other checks
+                break
+            case .syncFailed:
+                return .error(PointOfSaleErrorState.errorOnLoadingOrders())
+            }
+        }
+
         guard case .regular = horizontalSizeClass else {
             return .unsupportedWidth
         }
@@ -17,6 +38,7 @@ struct PointOfSaleDashboardViewHelper {
 
         switch eligibilityState {
         case .eligible:
+            // Check items container state
             switch itemsContainerState {
             case .loading:
                 return .loading
@@ -36,7 +58,7 @@ extension PointOfSaleDashboardView.ViewState {
         switch self {
         case .content, .error, .unsupportedWidth:
             return true
-        case .loading, .ineligible:
+        case .loading, .ineligible, .catalogSyncing:
             return false
         }
     }