feat: startup update prompt driven by a version file on the docs site (ec03d9eb) · Commits · Kourser / skingomz-app

Skingomz/RootView.swift

+16 −0

Original line number	Diff line number	Diff line
		@@ -9,6 +9,8 @@ struct RootView: View {
		@Environment(AppModel.self) private var model
		@Environment(PlaybackController.self) private var playback
		@Environment(CommandCenter.self) private var commands
		@Environment(UpdateChecker.self) private var updateChecker
		@Environment(\.openURL) private var openURL
		@Environment(\.scenePhase) private var scenePhase
		@State private var selection: Destination?
		@State private var showingSearch = false
		@@ -151,6 +153,15 @@ struct RootView: View {
		} message: { podcast in
		Text("« \(podcast.title) » et tous ses épisodes seront retirés de ta bibliothèque, avec ton historique de lecture. Tu pourras te réabonner plus tard.")
		}
		.alert("Mise à jour disponible", isPresented: updateAlertBinding, presenting: updateChecker.available) { update in
		Button("Plus tard", role: .cancel) { updateChecker.available = nil }
		Button("Mettre à jour") {
		openURL(update.storeURL)
		updateChecker.available = nil
		}
		} message: { update in
		Text("La version \(update.version) est disponible sur l'App Store.")
		}
		.task { await applyDemoScreen() }
		.onChange(of: scenePhase) { _, phase in
		if phase == .background {
		@@ -295,6 +306,11 @@ struct RootView: View {
		set: { if !$0 { podcastToUnsubscribe = nil } })
		}

		private var updateAlertBinding: Binding<Bool> {
		Binding(get: { updateChecker.available != nil },
		set: { if !$0 { updateChecker.available = nil } })
		}

		// MARK: Detail

		@ViewBuilder private var detail: some View {

Skingomz/SkingomzApp.swift

+3 −0

Original line number	Diff line number	Diff line
		@@ -8,6 +8,7 @@ struct SkingomzApp: App {
		@State private var playbackSettings = PlaybackSettings()
		@State private var languageSettings = LanguageSettings()
		@State private var commandCenter = CommandCenter()
		@State private var updateChecker = UpdateChecker()
		@State private var nowPlaying: NowPlayingCoordinator?
		@State private var didConfigure = false

		@@ -28,6 +29,7 @@ struct SkingomzApp: App {
		.environment(playbackSettings)
		.environment(languageSettings)
		.environment(commandCenter)
		.environment(updateChecker)
		.environment(model.downloads)
		.environment(model.syncSettings)
		.environment(model.downloadSettings)
		@@ -50,6 +52,7 @@ struct SkingomzApp: App {
		)
		#endif
		await model.start()
		await updateChecker.check()
		}
		}
		#if os(macOS)

Skingomz/UpdateChecker.swift

0 → 100644

+84 −0

Original line number	Diff line number	Diff line
		import Foundation
		import Observation

		/// One entry from the published appcast: the latest released marketing
		/// version and, per platform, where to get it on the App Store.
		private struct Appcast: Decodable {
		struct StoreURLs: Decodable {
		var ios: URL?
		var macos: URL?
		}
		var version: String
		var urls: StoreURLs
		}

		/// A newer release the user hasn't been prompted about yet.
		struct AvailableUpdate: Equatable {
		var version: String
		var storeURL: URL
		}

		/// Checks a small JSON file published on the docs site for the latest released
		/// marketing version and, once per version, invites the user to update via the
		/// App Store. Any failure (offline, malformed, missing platform URL) is
		/// swallowed on purpose: an update check must never disturb launch.
		@MainActor
		@Observable
		final class UpdateChecker {
		/// Set when a newer, not-yet-prompted version is found. The UI observes
		/// this to present the alert, then clears it.
		var available: AvailableUpdate?

		@ObservationIgnored private let defaults = UserDefaults.standard
		@ObservationIgnored private let session: URLSession
		private static let lastPromptedKey = "update.lastPromptedVersion"

		/// The appcast published by the docs site (GitLab Pages).
		private static let appcastURL = URL(string: "https://kourser.pages.git.cythin.eu/skingomz-app/appcast.json")!

		init(session: URLSession = .shared) {
		self.session = session
		}

		/// Current marketing version, e.g. "0.3.0" (mirrors what Settings shows).
		private static var currentVersion: String {
		Bundle.main.object(forInfoDictionaryKey: "CFBundleShortVersionString") as? String ?? "0"
		}

		func check() async {
		do {
		let (data, _) = try await session.data(from: Self.appcastURL)
		let appcast = try JSONDecoder().decode(Appcast.self, from: data)
		#if os(macOS)
		let storeURL = appcast.urls.macos
		#else
		let storeURL = appcast.urls.ios
		#endif
		guard let storeURL,
		Self.isNewer(appcast.version, than: Self.currentVersion),
		// Once per version: don't renag for a version already prompted.
		appcast.version != defaults.string(forKey: Self.lastPromptedKey)
		else { return }
		defaults.set(appcast.version, forKey: Self.lastPromptedKey)
		available = AvailableUpdate(version: appcast.version, storeURL: storeURL)
		} catch {
		// Silent by design.
		}
		}

		/// Compares dot-separated numeric versions ("0.3.0" vs "0.10.0"), padding
		/// the shorter with zeros. Non-numeric components sort as 0.
		static func isNewer(_ lhs: String, than rhs: String) -> Bool {
		let a = components(lhs), b = components(rhs)
		for i in 0..<max(a.count, b.count) {
		let l = i < a.count ? a[i] : 0
		let r = i < b.count ? b[i] : 0
		if l != r { return l > r }
		}
		return false
		}

		private static func components(_ v: String) -> [Int] {
		v.split(separator: ".").map { Int($0) ?? 0 }
		}
		}

docs/appcast.json

0 → 100644

+7 −0

Original line number	Diff line number	Diff line
		{
		"version": "0.3.0",
		"urls": {
		"ios": "https://apps.apple.com/fr/app/skingomz/id6782177493",
		"macos": "https://apps.apple.com/fr/app/skingomz/id6782177493?platform=mac"
		}
		}