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| 1 | +// Copyright 2026 System76 <info@system76.com> |
| 2 | +// SPDX-License-Identifier: GPL-3.0-only |
| 3 | + |
| 4 | +//! User configuration for `cosmic-notifications`. |
| 5 | +
|
| 6 | +use cosmic::{ |
| 7 | + Apply, Element, Task, |
| 8 | + cosmic_config::{Config, CosmicConfigEntry}, |
| 9 | + widget::{self, settings}, |
| 10 | +}; |
| 11 | +use cosmic_notifications_config::{Anchor, NotificationsConfig}; |
| 12 | +use cosmic_settings_page::{self as page, AutoBind, Content, Info, Section, section}; |
| 13 | +use slotmap::SlotMap; |
| 14 | +use tracing::{debug, error, instrument, trace, warn}; |
| 15 | + |
| 16 | +use crate::{app, pages}; |
| 17 | + |
| 18 | +pub struct Page { |
| 19 | + entity: page::Entity, |
| 20 | + config_helper: Option<Config>, |
| 21 | + config: NotificationsConfig, |
| 22 | + |
| 23 | + // Appearance UI helpers |
| 24 | + anchor_dropdown: [String; 8], |
| 25 | + |
| 26 | + // Timeout UI helpers |
| 27 | + max_notif: String, |
| 28 | +} |
| 29 | + |
| 30 | +impl Page { |
| 31 | + /// Reload [`NotificationsConfig`] if it exists. |
| 32 | + #[inline] |
| 33 | + fn refresh(&mut self) { |
| 34 | + self.config = load_config(self.config_helper.as_ref()); |
| 35 | + } |
| 36 | + |
| 37 | + /// View for notification appearance config (e.g. anchor position and others). |
| 38 | + fn appearance_view() -> Section<pages::Message> { |
| 39 | + crate::slab!(descriptions { |
| 40 | + anchor = fl!("notifications", "anchor"); |
| 41 | + anchor_desc = fl!("notifications", "anchor-desc"); |
| 42 | + }); |
| 43 | + |
| 44 | + Section::default() |
| 45 | + .title(fl!("notifications", "appearance")) |
| 46 | + .descriptions(descriptions) |
| 47 | + .view::<Page>(move |_binder, page, section| { |
| 48 | + // XXX: Anchor is trivially copyable but cosmic-notifications doesn't derive Copy. |
| 49 | + let anchor_choice = Some(anchor_to_pos(page.config.anchor.clone())); |
| 50 | + |
| 51 | + settings::section() |
| 52 | + .title(&*section.title) |
| 53 | + .add( |
| 54 | + settings::item::builder(&*section.descriptions[anchor]) |
| 55 | + .description(&*section.descriptions[anchor_desc]) |
| 56 | + .control(widget::dropdown( |
| 57 | + &page.anchor_dropdown, |
| 58 | + anchor_choice, |
| 59 | + Message::Anchor, |
| 60 | + )), |
| 61 | + ) |
| 62 | + .apply(Element::from) |
| 63 | + .map(pages::Message::from) |
| 64 | + }) |
| 65 | + } |
| 66 | + |
| 67 | + /// View for notification timeout config (e.g. maximum timeout). |
| 68 | + fn timeout_view() -> Section<pages::Message> { |
| 69 | + crate::slab!(descriptions { |
| 70 | + max_notif = fl!("notifications", "max"); |
| 71 | + max_notif_desc = fl!("notifications", "max-desc"); |
| 72 | + max_per_app = fl!("notifications", "max-per-app"); |
| 73 | + max_per_app_desc = fl!("notifications", "max-per-app-desc"); |
| 74 | + max_timeout_urgent = fl!("notifications", "max-timeout-urgent"); |
| 75 | + max_timeout_urgent_desc = fl!("notifications", "max-timeout-urgent-desc"); |
| 76 | + max_timeout_normal = fl!("notifications", "max-timeout-normal"); |
| 77 | + max_timeout_normal_desc = fl!("notifications", "max-timeout-normal-desc"); |
| 78 | + max_timeout_low = fl!("notifications", "max-timeout-low"); |
| 79 | + max_timeout_low_desc = fl!("notifications", "max-timeout-low-desc"); |
| 80 | + }); |
| 81 | + |
| 82 | + Section::default() |
| 83 | + .title(fl!("notifications", "timeout")) |
| 84 | + .descriptions(descriptions) |
| 85 | + .view::<Page>(move |_binder, page, section| { |
| 86 | + settings::section() |
| 87 | + .title(&*section.title) |
| 88 | + .add( |
| 89 | + settings::item::builder(&*section.descriptions[max_notif]) |
| 90 | + .description(&*section.descriptions[max_notif_desc]) |
| 91 | + .control( |
| 92 | + widget::text_input("", &page.max_notif) |
| 93 | + .on_input(Message::MaxNotifications), |
| 94 | + ), |
| 95 | + ) |
| 96 | + .apply(Element::from) |
| 97 | + .map(pages::Message::from) |
| 98 | + }) |
| 99 | + } |
| 100 | + |
| 101 | + // View for per app notification settings. |
| 102 | + // pub fn per_app_view(&self) -> Element<'static, pages::Message> { |
| 103 | + // unimplemented!() |
| 104 | + // } |
| 105 | + |
| 106 | + #[instrument(skip(self), fields(id = %cosmic_notifications_config::ID))] |
| 107 | + pub fn update(&mut self, message: Message) -> Task<app::Message> { |
| 108 | + match message { |
| 109 | + Message::Anchor(i) => { |
| 110 | + let anchor = match i { |
| 111 | + 0 => Anchor::Top, |
| 112 | + 1 => Anchor::Bottom, |
| 113 | + 2 => Anchor::Right, |
| 114 | + 3 => Anchor::Left, |
| 115 | + 4 => Anchor::TopLeft, |
| 116 | + 5 => Anchor::TopRight, |
| 117 | + 6 => Anchor::BottomLeft, |
| 118 | + 7 => Anchor::BottomRight, |
| 119 | + n => unreachable!("Dropdown for 'anchor' returned an out of bounds value: {n}"), |
| 120 | + }; |
| 121 | + |
| 122 | + if let Some(helper) = self.config_helper.as_ref() { |
| 123 | + if let Err(e) = self.config.set_anchor(helper, anchor) { |
| 124 | + error!("Failed to set new anchor position: {e}"); |
| 125 | + } |
| 126 | + } else { |
| 127 | + warn!("Unable to set new anchor position due to missing config helper"); |
| 128 | + } |
| 129 | + } |
| 130 | + Message::MaxNotifications(s) => { |
| 131 | + if let Some(helper) = self.config_helper.as_ref() |
| 132 | + && let Ok(max) = s.parse() |
| 133 | + && let Err(e) = self.config.set_max_notifications(helper, max) |
| 134 | + { |
| 135 | + error!("Failed to set 'max_notifications': {e}"); |
| 136 | + } |
| 137 | + |
| 138 | + self.max_notif = s; |
| 139 | + } |
| 140 | + } |
| 141 | + |
| 142 | + Task::none() |
| 143 | + } |
| 144 | +} |
| 145 | + |
| 146 | +impl Default for Page { |
| 147 | + fn default() -> Self { |
| 148 | + debug!(id = %cosmic_notifications_config::ID, "Loading Notifications config for the first time this instance"); |
| 149 | + |
| 150 | + let config_helper = Config::new(cosmic_notifications_config::ID, 1).ok(); |
| 151 | + let config = load_config(config_helper.as_ref()); |
| 152 | + let max_notif = config.max_notifications.to_string(); |
| 153 | + |
| 154 | + Self { |
| 155 | + entity: Default::default(), |
| 156 | + config_helper, |
| 157 | + config, |
| 158 | + anchor_dropdown: [ |
| 159 | + fl!("notifications", "anchor-top"), |
| 160 | + fl!("notifications", "anchor-bottom"), |
| 161 | + fl!("notifications", "anchor-right"), |
| 162 | + fl!("notifications", "anchor-left"), |
| 163 | + fl!("notifications", "anchor-top-left"), |
| 164 | + fl!("notifications", "anchor-top-right"), |
| 165 | + fl!("notifications", "anchor-bottom-left"), |
| 166 | + fl!("notifications", "anchor-bottom-right"), |
| 167 | + ], |
| 168 | + max_notif, |
| 169 | + } |
| 170 | + } |
| 171 | +} |
| 172 | + |
| 173 | +impl page::Page<pages::Message> for Page { |
| 174 | + fn info(&self) -> Info { |
| 175 | + Info::new("notifications", "notification-symbolic") |
| 176 | + .title(fl!("notifications")) |
| 177 | + .description(fl!("notifications", "desc")) |
| 178 | + } |
| 179 | + |
| 180 | + fn content( |
| 181 | + &self, |
| 182 | + sections: &mut SlotMap<section::Entity, Section<pages::Message>>, |
| 183 | + ) -> Option<Content> { |
| 184 | + Some(vec![ |
| 185 | + sections.insert(Self::appearance_view()), |
| 186 | + sections.insert(Self::timeout_view()), |
| 187 | + ]) |
| 188 | + } |
| 189 | + |
| 190 | + fn on_enter(&mut self) -> Task<pages::Message> { |
| 191 | + self.refresh(); |
| 192 | + Task::none() |
| 193 | + } |
| 194 | + |
| 195 | + fn set_id(&mut self, entity: page::Entity) { |
| 196 | + self.entity = entity; |
| 197 | + } |
| 198 | +} |
| 199 | + |
| 200 | +impl AutoBind<pages::Message> for Page {} |
| 201 | + |
| 202 | +/// Notification [`Page`] message. |
| 203 | +#[derive(Clone, Debug)] |
| 204 | +pub enum Message { |
| 205 | + Anchor(usize), |
| 206 | + MaxNotifications(String), |
| 207 | +} |
| 208 | + |
| 209 | +impl From<Message> for pages::Message { |
| 210 | + fn from(message: Message) -> Self { |
| 211 | + pages::Message::Notifications(message) |
| 212 | + } |
| 213 | +} |
| 214 | + |
| 215 | +/// Load [`NotificationsConfig`] or return the default settings. |
| 216 | +#[instrument(skip(helper), fields(id = %cosmic_notifications_config::ID))] |
| 217 | +fn load_config(helper: Option<&Config>) -> NotificationsConfig { |
| 218 | + trace!("Attempting to load config"); |
| 219 | + |
| 220 | + let Some(helper) = helper else { |
| 221 | + debug!("Missing config helper; using default settings."); |
| 222 | + return Default::default(); |
| 223 | + }; |
| 224 | + |
| 225 | + NotificationsConfig::get_entry(helper).unwrap_or_else(|(errors, config)| { |
| 226 | + warn!("Loading config failed with: "); |
| 227 | + for error in errors.iter().filter(|e| e.is_err()) { |
| 228 | + warn!("\t* {error}"); |
| 229 | + } |
| 230 | + |
| 231 | + config |
| 232 | + }) |
| 233 | +} |
| 234 | + |
| 235 | +const fn anchor_to_pos(anchor: Anchor) -> usize { |
| 236 | + match anchor { |
| 237 | + Anchor::Top => 0, |
| 238 | + Anchor::Bottom => 1, |
| 239 | + Anchor::Right => 2, |
| 240 | + Anchor::Left => 3, |
| 241 | + Anchor::TopLeft => 4, |
| 242 | + Anchor::TopRight => 5, |
| 243 | + Anchor::BottomLeft => 6, |
| 244 | + Anchor::BottomRight => 7, |
| 245 | + } |
| 246 | +} |
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