143 lines
5.5 KiB
Swift
143 lines
5.5 KiB
Swift
import SwiftUI
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import SwiftData
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import Combine
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/// 应用入口。
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/// 负责初始化 SwiftData 容器，并将全局状态 `AppState` 注入到根视图。
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@main
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struct tvboxApp: App {
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/// 全局运行时状态（配置加载状态、当前源、分栏布局状态等）。
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@StateObject private var appState = AppState()
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/// 网络状态监控。
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@StateObject private var networkMonitor = NetworkMonitor.shared
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/// 全局共享的 SwiftData 容器。
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/// 这里显式声明 Schema，确保收藏/历史/缓存三类数据使用同一持久化存储。
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var sharedModelContainer: ModelContainer = {
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let schema = Schema([
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VodCollect.self,
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VodRecord.self,
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CacheItem.self
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])
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let modelConfiguration = ModelConfiguration(schema: schema, isStoredInMemoryOnly: false)
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do {
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return try ModelContainer(for: schema, configurations: [modelConfiguration])
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} catch {
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fatalError("Could not create ModelContainer: \(error)")
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}
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}()
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/// 应用窗口与根视图。
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var body: some Scene {
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WindowGroup {
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ContentView()
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.environmentObject(appState)
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.environmentObject(networkMonitor)
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}
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.modelContainer(sharedModelContainer)
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#if os(macOS)
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.defaultSize(width: 1200, height: 800)
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#endif
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}
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}
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/// 应用级状态容器。
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/// 统一管理配置加载与页面共享状态，避免在各页面重复拉取配置。
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@MainActor
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class AppState: ObservableObject {
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/// 解析后的配置单例，提供给所有页面与 ViewModel 使用。
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@Published var apiConfig = ApiConfig.shared
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/// 配置是否已经成功加载。控制 `ContentView` 显示主界面或首次配置页。
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@Published var isConfigLoaded = false
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/// 当前首页选中的视频源 key（用于跨页面同步）。
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@Published var currentSourceKey: String = ""
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/// 配置加载错误信息，供 UI 展示。
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@Published var configLoadError: String?
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/// 是否正在重试加载配置。
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@Published var isRetryingConfig = false
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#if os(macOS)
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/// macOS 三栏布局可见性（侧栏/内容/详情）。
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@Published var splitViewVisibility: NavigationSplitViewVisibility = .all
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/// 进入播放器全屏前的分栏状态快照，用于退出全屏后恢复。
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private var splitViewVisibilityBeforePlayerFullScreen: NavigationSplitViewVisibility?
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#endif
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/// 上次尝试加载的配置地址（用于自动重试）。
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private var lastVodUrl: String = ""
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private var lastLiveUrl: String = ""
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private var networkRestoredCancellable: AnyCancellable?
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init() {
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setupNetworkRestoredAutoRetry()
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}
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/// 仅提供点播地址时的快捷加载入口（直播地址默认与点播一致）。
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func loadConfig(url: String) async {
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await loadConfig(vodUrl: url, liveUrl: nil)
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}
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/// 加载点播与直播配置。
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/// - Parameters:
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/// - vodUrl: 点播配置地址
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/// - liveUrl: 直播配置地址；为空时自动回退到点播地址
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func loadConfig(vodUrl: String, liveUrl: String?) async {
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let trimmedVod = vodUrl.trimmingCharacters(in: .whitespacesAndNewlines)
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let trimmedLive = (liveUrl ?? "").trimmingCharacters(in: .whitespacesAndNewlines)
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guard !trimmedVod.isEmpty else { return }
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let resolvedLive = trimmedLive.isEmpty ? trimmedVod : trimmedLive
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lastVodUrl = trimmedVod
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lastLiveUrl = resolvedLive
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configLoadError = nil
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do {
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try await ApiConfig.shared.loadConfigs(vodApiUrl: trimmedVod, liveApiUrl: resolvedLive)
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applyLoadedConfigState()
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} catch {
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if !(error is CancellationError) {
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configLoadError = error.localizedDescription
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}
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}
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}
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/// 将"配置已加载"的统一状态写回全局。
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/// 该方法会在设置页和启动自动加载两个入口中复用。
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func applyLoadedConfigState() {
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isConfigLoaded = true
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configLoadError = nil
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currentSourceKey = ApiConfig.shared.homeSourceBean?.key ?? ""
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}
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/// 网络恢复时，若配置未成功加载过，自动重试一次。
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private func setupNetworkRestoredAutoRetry() {
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networkRestoredCancellable = NetworkMonitor.shared.networkRestoredPublisher
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.sink { [weak self] in
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guard let self else { return }
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Task { @MainActor [weak self] in
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guard let self, !self.isConfigLoaded, !self.lastVodUrl.isEmpty else { return }
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self.isRetryingConfig = true
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await self.loadConfig(vodUrl: self.lastVodUrl, liveUrl: self.lastLiveUrl)
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self.isRetryingConfig = false
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}
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}
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}
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#if os(macOS)
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/// 进入播放器全屏时隐藏侧栏，减少播放器可视区域干扰。
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func enterPlayerFullScreen() {
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if splitViewVisibilityBeforePlayerFullScreen == nil {
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splitViewVisibilityBeforePlayerFullScreen = splitViewVisibility
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}
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splitViewVisibility = .detailOnly
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}
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/// 退出播放器全屏时恢复之前的分栏状态。
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func exitPlayerFullScreen() {
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guard let previous = splitViewVisibilityBeforePlayerFullScreen else { return }
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splitViewVisibility = previous
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splitViewVisibilityBeforePlayerFullScreen = nil
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}
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#endif
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}
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