新增运营区域与飞手认证模块，并完善直播推流就绪流程
将运营区域与飞手认证从首页占位页迁移为完整模块，扩展 Live 播放与推流就绪流程，并新增飞手证书 OSS 上传。 Co-authored-by: Cursor <cursoragent@cursor.com>
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//
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// LivePushReadinessViewModel.swift
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// suixinkan
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//
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// Created by Codex on 2026/6/25.
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//
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import AVFoundation
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import Foundation
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import Network
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import Observation
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/// 直播推流权限状态。
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enum LivePushPermissionState: Equatable {
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case unknown
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case granted
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case denied
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var displayText: String {
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switch self {
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case .unknown: "未检查"
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case .granted: "已授权"
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case .denied: "未授权"
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}
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}
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}
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/// 直播推流网络状态。
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enum LivePushNetworkState: Equatable {
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case unknown
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case unavailable
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case wifi
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case cellular
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case other
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var displayText: String {
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switch self {
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case .unknown: "检测中"
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case .unavailable: "网络不可用"
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case .wifi: "Wi-Fi"
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case .cellular: "蜂窝网络"
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case .other: "其他网络"
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}
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}
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}
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/// 推流 SDK 适配协议。后续接入真实 RTMP/RTC SDK 时替换默认实现。
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protocol LivePushAdapter {
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var name: String { get }
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var isAvailable: Bool { get }
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func prepare(pushURL: URL) async throws
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func start() async throws
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func stop() async throws
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func dispose() async
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}
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/// 权限提供者协议，隔离 AVFoundation 便于测试。
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protocol LivePermissionProviding {
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func cameraPermission() async -> LivePushPermissionState
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func microphonePermission() async -> LivePushPermissionState
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}
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/// 网络监听协议，隔离 NWPathMonitor 便于测试。
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protocol LiveNetworkMonitoring: AnyObject {
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var currentState: LivePushNetworkState { get }
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func start(_ onChange: @escaping @Sendable (LivePushNetworkState) -> Void)
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func stop()
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}
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enum LivePushReadinessError: LocalizedError, Equatable {
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case missingPushURL
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case invalidPushURL
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case permissionDenied
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case networkUnavailable
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case sdkUnavailable
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var errorDescription: String? {
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switch self {
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case .missingPushURL:
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"暂无推流地址"
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case .invalidPushURL:
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"推流地址格式无效"
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case .permissionDenied:
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"请先开启相机和麦克风权限"
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case .networkUnavailable:
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"当前网络不可用"
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case .sdkUnavailable:
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"当前版本未接入真推流 SDK"
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}
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}
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}
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struct UnsupportedLivePushAdapter: LivePushAdapter {
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let name = "未接入推流 SDK"
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let isAvailable = false
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func prepare(pushURL: URL) async throws {
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throw LivePushReadinessError.sdkUnavailable
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}
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func start() async throws {
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throw LivePushReadinessError.sdkUnavailable
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}
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func stop() async throws {}
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func dispose() async {}
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}
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struct SystemLivePermissionProvider: LivePermissionProviding {
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func cameraPermission() async -> LivePushPermissionState {
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await permission(for: .video)
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}
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func microphonePermission() async -> LivePushPermissionState {
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await permission(for: .audio)
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}
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private func permission(for mediaType: AVMediaType) async -> LivePushPermissionState {
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switch AVCaptureDevice.authorizationStatus(for: mediaType) {
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case .authorized:
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return .granted
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case .notDetermined:
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let granted = await AVCaptureDevice.requestAccess(for: mediaType)
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return granted ? .granted : .denied
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case .denied, .restricted:
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return .denied
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@unknown default:
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return .denied
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}
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}
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}
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final class SystemLiveNetworkMonitor: LiveNetworkMonitoring {
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private let monitor = NWPathMonitor()
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private let queue = DispatchQueue(label: "com.suixinkan.live.network")
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private(set) var currentState: LivePushNetworkState = .unknown
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func start(_ onChange: @escaping @Sendable (LivePushNetworkState) -> Void) {
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monitor.pathUpdateHandler = { [weak self] path in
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let state = Self.state(from: path)
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self?.currentState = state
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onChange(state)
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}
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monitor.start(queue: queue)
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}
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func stop() {
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monitor.cancel()
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}
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private static func state(from path: NWPath) -> LivePushNetworkState {
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guard path.status == .satisfied else { return .unavailable }
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if path.usesInterfaceType(.wifi) { return .wifi }
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if path.usesInterfaceType(.cellular) { return .cellular }
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return .other
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}
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}
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@MainActor
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@Observable
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/// 推流准备 ViewModel，检查权限、网络和默认 SDK 可用性。
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final class LivePushReadinessViewModel {
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var cameraPermission: LivePushPermissionState = .unknown
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var microphonePermission: LivePushPermissionState = .unknown
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var networkState: LivePushNetworkState = .unknown
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var prepared = false
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var running = false
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var errorMessage: String?
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let adapterName: String
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let sdkStatusText: String
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@ObservationIgnored private let permissionProvider: any LivePermissionProviding
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@ObservationIgnored private let networkMonitor: any LiveNetworkMonitoring
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@ObservationIgnored private let adapter: any LivePushAdapter
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@ObservationIgnored private var pushURL: URL?
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init(
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permissionProvider: any LivePermissionProviding = SystemLivePermissionProvider(),
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networkMonitor: any LiveNetworkMonitoring = SystemLiveNetworkMonitor(),
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adapter: any LivePushAdapter = UnsupportedLivePushAdapter()
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) {
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self.permissionProvider = permissionProvider
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self.networkMonitor = networkMonitor
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self.adapter = adapter
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self.adapterName = adapter.name
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self.sdkStatusText = adapter.isAvailable ? "已接入" : "未接入真推流 SDK"
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self.networkState = networkMonitor.currentState
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}
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func configure(pushURL rawValue: String) {
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let value = rawValue.liveTrimmed
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guard !value.isEmpty else {
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pushURL = nil
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errorMessage = LivePushReadinessError.missingPushURL.localizedDescription
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return
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}
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guard let url = URL(string: value), url.scheme?.isEmpty == false else {
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pushURL = nil
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errorMessage = LivePushReadinessError.invalidPushURL.localizedDescription
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return
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}
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pushURL = url
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errorMessage = nil
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}
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func startMonitoring() {
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networkState = networkMonitor.currentState
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networkMonitor.start { [weak self] state in
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Task { @MainActor in
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self?.networkState = state
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}
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}
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}
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func stopMonitoring() {
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networkMonitor.stop()
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}
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func refreshPermissions() async {
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async let camera = permissionProvider.cameraPermission()
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async let microphone = permissionProvider.microphonePermission()
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cameraPermission = await camera
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microphonePermission = await microphone
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}
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func runDiagnostics() throws {
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do {
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try validateReadiness()
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} catch {
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errorMessage = error.localizedDescription
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throw error
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}
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guard adapter.isAvailable else {
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errorMessage = LivePushReadinessError.sdkUnavailable.localizedDescription
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throw LivePushReadinessError.sdkUnavailable
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}
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errorMessage = nil
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}
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func prepare() async throws {
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try validateReadiness()
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guard let pushURL else { throw LivePushReadinessError.missingPushURL }
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do {
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try await adapter.prepare(pushURL: pushURL)
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prepared = true
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errorMessage = nil
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} catch {
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errorMessage = error.localizedDescription
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throw error
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}
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}
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func startPush() async throws {
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try validateReadiness()
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guard adapter.isAvailable else {
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errorMessage = LivePushReadinessError.sdkUnavailable.localizedDescription
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throw LivePushReadinessError.sdkUnavailable
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}
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try await adapter.start()
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running = true
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prepared = true
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errorMessage = nil
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}
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func stopPush() async {
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try? await adapter.stop()
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running = false
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}
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func dispose() async {
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stopMonitoring()
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await adapter.dispose()
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running = false
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prepared = false
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}
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private func validateReadiness() throws {
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guard pushURL != nil else {
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throw LivePushReadinessError.missingPushURL
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}
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guard cameraPermission != .denied, microphonePermission != .denied else {
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throw LivePushReadinessError.permissionDenied
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}
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guard networkState != .unavailable else {
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throw LivePushReadinessError.networkUnavailable
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}
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}
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}
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