428 lines
16 KiB
Swift
428 lines
16 KiB
Swift
import Foundation
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/// 核心配置管理器 - 对应 Android 版 ApiConfig.java
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/// 负责加载和解析远程 JSON 配置，管理视频源列表
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@MainActor
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class ApiConfig: ObservableObject {
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static let shared = ApiConfig()
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@Published var sourceBeanList: [SourceBean] = []
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@Published var homeSourceBean: SourceBean?
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@Published var parseBeanList: [ParseBean] = []
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@Published var liveChannelGroupList: [LiveChannelGroup] = []
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@Published var dohList: [(name: String, url: String)] = []
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@Published var isLoaded: Bool = false
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@Published var configUrl: String = ""
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@Published var wallpaper: String = ""
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private let network = NetworkManager.shared
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private init() {}
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/// 加载远程配置
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func loadConfig(from apiUrl: String) async throws {
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self.configUrl = apiUrl
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let jsonStr = try await network.getString(from: apiUrl)
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// 清理非标准 JSON（Android 端 Gson 默认支持注释，Swift 需要手动处理）
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let cleanedJson = Self.stripJsonComments(jsonStr)
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guard let data = cleanedJson.data(using: .utf8) else {
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throw ConfigError.parseError("无法解析配置数据")
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}
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let config = try JSONDecoder().decode(AppConfigData.self, from: data)
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parseConfig(config, apiUrl: apiUrl)
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}
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/// 去除 JSON 中的 // 行注释，兼容 TVBox 配置文件格式
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/// Android 端 Gson 原生支持注释，Swift 的 JSONDecoder 不支持
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static func stripJsonComments(_ json: String) -> String {
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let lines = json.components(separatedBy: "\n")
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var result: [String] = []
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for line in lines {
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let trimmed = line.trimmingCharacters(in: .whitespaces)
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// 跳过纯注释行（以 // 开头）
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if trimmed.hasPrefix("//") {
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continue
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}
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// 处理行尾注释：只在引号外的 // 才是注释
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let cleaned = removeInlineComment(from: line)
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result.append(cleaned)
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}
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var joined = result.joined(separator: "\n")
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// 修复尾部逗号问题：,] 或 ,} （注释行被删除后可能产生）
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// 使用正则替换 , 后面跟着空白和 ] 或 } 的情况
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joined = joined.replacingOccurrences(
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of: ",\\s*([\\]\\}])",
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with: "$1",
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options: .regularExpression
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)
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return joined
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}
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/// 移除行内注释（只处理不在字符串内的 //）
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private static func removeInlineComment(from line: String) -> String {
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var inString = false
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var escape = false
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let chars = Array(line)
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for i in 0..<chars.count {
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let c = chars[i]
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if escape {
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escape = false
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continue
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}
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if c == "\\" && inString {
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escape = true
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continue
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}
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if c == "\"" {
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inString.toggle()
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continue
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}
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if !inString && c == "/" && i + 1 < chars.count && chars[i + 1] == "/" {
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// 找到行内注释，截断
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return String(chars[0..<i]).trimmingCharacters(in: .whitespaces).hasSuffix(",")
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? String(String(chars[0..<i]).trimmingCharacters(in: .whitespaces).dropLast())
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: String(chars[0..<i])
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}
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}
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return line
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}
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/// 解析配置数据
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private func parseConfig(_ config: AppConfigData, apiUrl: String) {
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// 解析站点列表
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var sources: [SourceBean] = []
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if let sites = config.sites {
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for site in sites {
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let bean = SourceBean(
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key: site.key ?? UUID().uuidString,
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name: site.name ?? "未命名",
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api: site.api ?? "",
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searchable: site.searchable?.value ?? 1,
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filterable: site.filterable?.value ?? 1,
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playerType: site.playerType?.value ?? 0,
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type: site.type?.value ?? 1,
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ext: site.ext?.stringValue
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)
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sources.append(bean)
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}
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}
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self.sourceBeanList = sources
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// 设置默认主页源：优先选择 Swift 支持的源
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if let saved = UserDefaults.standard.string(forKey: HawkConfig.HOME_API),
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let found = sources.first(where: { $0.key == saved }) {
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self.homeSourceBean = found
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} else {
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// 优先选择支持的源（type 0/1/4），跳过 type=3 (JAR)
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self.homeSourceBean = sources.first(where: { $0.isSupportedInSwift }) ?? sources.first
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}
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// 解析解析器列表
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if let parses = config.parses {
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self.parseBeanList = parses.map { p in
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ParseBean(name: p.name ?? "", url: p.url ?? "", type: p.type?.value ?? 0)
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}
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}
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// 解析 DoH 列表
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if let dohs = config.doh {
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self.dohList = dohs.compactMap { d in
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guard let name = d.name, let url = d.url else { return nil }
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return (name: name, url: url)
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}
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}
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// 壁纸
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self.wallpaper = config.wallpaper ?? ""
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// 解析直播源
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if let lives = config.lives {
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parseLives(lives, apiUrl: apiUrl)
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}
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self.isLoaded = true
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}
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/// 解析直播列表
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private func parseLives(_ lives: [AppConfigData.LiveConfig], apiUrl: String) {
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Task {
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var mergedGroups: [String: LiveChannelGroup] = [:]
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for live in lives {
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// 如果有 url，从远程加载
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if let liveUrl = live.url, !liveUrl.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty {
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let resolvedUrl = resolveLiveUrl(liveUrl, baseConfigUrl: apiUrl)
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do {
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let content = try await network.getString(from: resolvedUrl)
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let groups = parseLiveContent(content)
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mergeLiveGroups(groups, into: &mergedGroups)
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} catch {
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print("加载直播源失败: \(resolvedUrl), error: \(error)")
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}
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}
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// 如果有内嵌频道
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if let channels = live.channels {
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let inlineGroups = parseInlineLiveChannels(channels)
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mergeLiveGroups(inlineGroups, into: &mergedGroups)
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}
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}
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self.liveChannelGroupList = sortedGroups(from: mergedGroups)
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}
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}
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/// 解析 m3u / txt 格式的直播内容
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private func parseLiveContent(_ content: String) -> [LiveChannelGroup] {
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var groups: [String: LiveChannelGroup] = [:]
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var currentGroupName = "默认"
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let lines = content.components(separatedBy: .newlines)
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let firstNonEmptyLine = lines.first { !$0.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty }
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let isM3U = firstNonEmptyLine?.uppercased().hasPrefix("#EXTM3U") == true
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// 检测是否为 M3U 格式
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if isM3U {
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var currentName = ""
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var currentGroup = "默认"
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for line in lines {
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let trimmed = line.trimmingCharacters(in: .whitespaces)
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if trimmed.hasPrefix("#EXTINF:") {
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// 解析频道名和分组
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if let nameRange = trimmed.range(of: ",", options: .backwards) {
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currentName = String(trimmed[nameRange.upperBound...]).trimmingCharacters(in: .whitespaces)
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}
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currentGroup = "默认"
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if let groupMatch = trimmed.range(of: "group-title=\"") {
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let afterGroup = trimmed[groupMatch.upperBound...]
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if let endQuote = afterGroup.firstIndex(of: "\"") {
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currentGroup = String(afterGroup[..<endQuote])
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}
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}
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} else if Self.isLiveStreamUrl(trimmed) {
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if !currentName.isEmpty {
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appendChannel(
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named: currentName,
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urls: [trimmed],
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logo: "",
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to: currentGroup,
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groups: &groups
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)
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currentName = ""
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}
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}
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}
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} else {
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// TXT 格式: 分组名,#genre# 或 频道名,url
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for line in lines {
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let trimmed = line.trimmingCharacters(in: .whitespaces)
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guard !trimmed.isEmpty else { continue }
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if trimmed.hasSuffix(",#genre#") || trimmed.hasSuffix("，#genre#") {
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currentGroupName = trimmed
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.replacingOccurrences(of: ",#genre#", with: "")
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.replacingOccurrences(of: "，#genre#", with: "")
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.trimmingCharacters(in: .whitespaces)
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continue
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}
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let parts = trimmed.components(separatedBy: ",")
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if parts.count >= 2 {
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let name = parts[0].trimmingCharacters(in: .whitespaces)
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let url = parts[1...].joined(separator: ",").trimmingCharacters(in: .whitespaces)
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if !name.isEmpty && Self.isLiveStreamUrl(url) {
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appendChannel(
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named: name,
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urls: [url],
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logo: "",
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to: currentGroupName,
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groups: &groups
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)
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}
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}
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}
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}
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return sortedGroups(from: groups)
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}
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private func parseInlineLiveChannels(_ channels: [AppConfigData.LiveConfig.LiveChannelConfig]) -> [LiveChannelGroup] {
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var groups: [String: LiveChannelGroup] = [:]
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for channel in channels {
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appendChannel(
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named: channel.name ?? "",
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urls: channel.urls ?? [],
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logo: channel.logo ?? "",
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to: channel.group ?? "其他",
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groups: &groups
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)
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}
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return sortedGroups(from: groups)
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}
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private func mergeLiveGroups(_ incomingGroups: [LiveChannelGroup], into groups: inout [String: LiveChannelGroup]) {
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for group in incomingGroups {
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for channel in group.channels {
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appendChannel(
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named: channel.channelName,
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urls: channel.channelUrls,
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logo: channel.logo,
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to: group.groupName,
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groups: &groups
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)
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}
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}
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}
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private func appendChannel(
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named channelName: String,
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urls: [String],
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logo: String,
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to groupName: String,
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groups: inout [String: LiveChannelGroup]
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) {
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let normalizedName = Self.normalizeChannelName(channelName)
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guard !normalizedName.isEmpty else { return }
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let validUrls = Self.uniqueLiveUrls(urls)
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guard !validUrls.isEmpty else { return }
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let normalizedGroupName = Self.normalizeGroupName(groupName)
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if groups[normalizedGroupName] == nil {
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groups[normalizedGroupName] = LiveChannelGroup(
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groupName: normalizedGroupName,
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groupIndex: groups.count
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)
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}
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guard var group = groups[normalizedGroupName] else { return }
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if let existingIndex = group.channels.firstIndex(where: {
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Self.normalizeChannelName($0.channelName) == normalizedName
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}) {
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var existing = group.channels[existingIndex]
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var existingUrls = Set(existing.channelUrls.map(Self.normalizeLiveUrl))
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for url in validUrls {
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let normalizedUrl = Self.normalizeLiveUrl(url)
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if !existingUrls.contains(normalizedUrl) {
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existing.channelUrls.append(url)
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existingUrls.insert(normalizedUrl)
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}
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}
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let trimmedLogo = logo.trimmingCharacters(in: .whitespacesAndNewlines)
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if existing.logo.isEmpty && !trimmedLogo.isEmpty {
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existing.logo = trimmedLogo
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}
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group.channels[existingIndex] = existing
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} else {
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var item = LiveChannelItem(channelName: normalizedName, channelIndex: group.channels.count)
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item.channelUrls = validUrls
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item.logo = logo.trimmingCharacters(in: .whitespacesAndNewlines)
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group.channels.append(item)
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}
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groups[normalizedGroupName] = group
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}
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private func sortedGroups(from groups: [String: LiveChannelGroup]) -> [LiveChannelGroup] {
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groups.values
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.sorted { $0.groupIndex < $1.groupIndex }
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.map { group in
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var reindexedGroup = group
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reindexedGroup.channels = group.channels.enumerated().map { index, channel in
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var reindexedChannel = channel
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reindexedChannel.channelIndex = index
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return reindexedChannel
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}
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return reindexedGroup
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}
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}
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private func resolveLiveUrl(_ urlString: String, baseConfigUrl: String) -> String {
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let trimmed = urlString.trimmingCharacters(in: .whitespacesAndNewlines)
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guard !trimmed.isEmpty else { return trimmed }
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if let url = URL(string: trimmed), url.scheme != nil {
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return trimmed
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}
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guard let baseUrl = URL(string: baseConfigUrl),
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let resolved = URL(string: trimmed, relativeTo: baseUrl)?.absoluteURL else {
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return trimmed
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}
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return resolved.absoluteString
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}
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private static func uniqueLiveUrls(_ urls: [String]) -> [String] {
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var result: [String] = []
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var seen: Set<String> = []
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for url in urls {
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let normalized = normalizeLiveUrl(url)
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guard !normalized.isEmpty, isLiveStreamUrl(normalized), !seen.contains(normalized) else { continue }
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seen.insert(normalized)
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result.append(normalized)
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}
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return result
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}
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private static func normalizeGroupName(_ groupName: String) -> String {
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let trimmed = groupName.trimmingCharacters(in: .whitespacesAndNewlines)
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return trimmed.isEmpty ? "默认" : trimmed
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}
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private static func normalizeChannelName(_ channelName: String) -> String {
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channelName.trimmingCharacters(in: .whitespacesAndNewlines)
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}
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private static func normalizeLiveUrl(_ url: String) -> String {
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url.trimmingCharacters(in: .whitespacesAndNewlines)
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}
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private static func isLiveStreamUrl(_ url: String) -> Bool {
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let lowercased = url.lowercased()
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return lowercased.hasPrefix("http://")
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|| lowercased.hasPrefix("https://")
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|| lowercased.hasPrefix("rtmp://")
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|| lowercased.hasPrefix("rtsp://")
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}
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/// 获取指定 key 的源
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func getSource(key: String) -> SourceBean? {
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sourceBeanList.first(where: { $0.key == key })
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}
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/// 获取可搜索的源列表
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func getSearchableSources() -> [SourceBean] {
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sourceBeanList.filter { $0.isSearchable }
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}
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/// 设置主页源
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func setHomeSource(_ source: SourceBean) {
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self.homeSourceBean = source
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UserDefaults.standard.set(source.key, forKey: HawkConfig.HOME_API)
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}
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}
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enum ConfigError: LocalizedError {
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case parseError(String)
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case networkError(String)
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var errorDescription: String? {
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switch self {
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case .parseError(let msg): return "配置解析错误: \(msg)"
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case .networkError(let msg): return "网络错误: \(msg)"
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}
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}
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}
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