187 lines
6.9 KiB
JavaScript
187 lines
6.9 KiB
JavaScript
import { reactive, markRaw } from 'vue';
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import { SignalingClient } from '../services/SignalingClient';
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import { WebRtcController } from '../services/WebRtcController';
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import { loadProto } from '../proto/controlMessage';
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// 与 Android/Flutter 端一致的 ICE 配置（请按需替换为自己的 TURN 凭据）。
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export const DEFAULT_ICE_SERVERS = [
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// 公共 TURN（relay 兜底）：UDP + TCP 两种传输，TCP 用于 UDP 被防火墙拦截的网络。
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{ urls: 'turn:175.178.213.60:3478', username: 'fanhuitong', credential: 'Fan19961207..' },
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{ urls: 'turn:175.178.213.60:3478?transport=tcp', username: 'fanhuitong', credential: 'Fan19961207..' },
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// 内网 TURN（与被控端同局域网时可用）。
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// { urls: 'turn:192.168.100.224:3478', username: 'tt', credential: 'fht' },
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// { urls: 'turn:192.168.100.224:3478?transport=tcp', username: 'tt', credential: 'fht' },
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{ urls: 'stun:175.178.213.60:3478' },
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// { urls: 'stun:192.168.5.224:3478' },
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// { urls: 'stun:stun.l.google.com:19302' },
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// { urls: 'stun:stun1.l.google.com:19302' },
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// { urls: 'stun:stun2.l.google.com:19302' },
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];
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export const store = reactive({
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serverUrl: 'ws://175.178.213.60:8088/ws/signal',
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deviceId: '',
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targetDeviceId: '',
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iceServers: DEFAULT_ICE_SERVERS,
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protoReady: false,
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signalingConnected: false,
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registered: false,
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rtcConnected: false,
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dataChannelOpen: false,
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statusText: '未连接',
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error: '',
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controlledDevices: [],
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stats: null,
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remoteStream: null,
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// 被控端上报的当前实际采集分辨率（宽/高/帧率），用于与分辨率下拉框保持一致。
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currentResolution: null,
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});
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let signaling = null;
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let webrtc = null;
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export async function initProto() {
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await loadProto();
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store.protoReady = true;
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}
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function parsePayload(payload) {
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if (!payload) return {};
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if (typeof payload === 'string') {
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try { return JSON.parse(payload); } catch { return {}; }
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}
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return payload;
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}
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export function connectSignaling() {
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store.error = '';
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const deviceId = store.deviceId.trim();
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if (!deviceId) { store.error = '请填写本机设备 ID'; return; }
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signaling = new SignalingClient({
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serverUrl: store.serverUrl.trim(),
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deviceId,
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onConnected: () => {
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store.signalingConnected = true;
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store.statusText = '已连接信令服务器';
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refreshDevices();
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},
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onDisconnected: () => {
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store.signalingConnected = false;
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store.registered = false;
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store.statusText = '已断开信令连接';
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},
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onError: (e) => { store.error = '信令错误: ' + e; },
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onMessage: handleSignalMessage,
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});
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signaling.connect();
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}
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function handleSignalMessage(msg) {
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switch ((msg.type || '').toUpperCase()) {
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case 'REGISTER_SUCCESS':
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store.registered = true;
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store.statusText = '注册成功 (CONTROLLER)';
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break;
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case 'DEVICE_LIST': {
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const list = msg.controlled || [];
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store.controlledDevices = Array.isArray(list) ? list : [];
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if (!store.controlledDevices.includes(store.targetDeviceId)) store.targetDeviceId = '';
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break;
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}
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case 'ANSWER': {
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store.statusText = '被控端已接受，正在建立连接...';
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if (webrtc) {
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webrtc.handleAnswer(parsePayload(msg.payload).sdp).catch((e) => {
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store.error = '设置远端描述失败: ' + (e?.message || e);
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});
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}
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break;
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}
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case 'ICE_CANDIDATE':
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webrtc && webrtc.handleIceCandidate(parsePayload(msg.payload));
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break;
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case 'TARGET_OFFLINE':
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store.error = msg.payload || '目标被控端不在线，请确认设备已开启并连接服务器';
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store.statusText = '连接失败';
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break;
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case 'CONNECTION_REJECTED':
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case 'REQUEST_ERROR':
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case 'REQUEST_TIMEOUT':
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store.error = msg.payload || '连接请求失败';
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store.statusText = '连接被拒绝';
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break;
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}
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}
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export function refreshDevices() {
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signaling && signaling.requestDeviceList();
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}
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export async function connectToDevice(targetId, authType = null, authValue = null) {
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if (!signaling || !store.signalingConnected) { store.error = '请先连接信令服务器'; return; }
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if (!targetId) { store.error = '请选择要控制的被控端设备'; return; }
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store.targetDeviceId = targetId;
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store.error = '';
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store.statusText = '正在发起连接...';
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if (webrtc) { await webrtc.close(); webrtc = null; }
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try {
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webrtc = new WebRtcController({
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iceServers: store.iceServers,
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deviceId: store.deviceId,
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targetDeviceId: targetId,
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signaling,
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onIceState: (s) => {
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if (s === 'connected') { store.rtcConnected = true; store.statusText = '已连接，可远程控制'; }
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else if (s === 'disconnected' || s === 'failed') { store.rtcConnected = false; store.statusText = '连接已断开'; }
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},
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onDataChannelState: (open) => { store.dataChannelOpen = open; },
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onStream: (stream) => { store.remoteStream = markRaw(stream); },
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onStats: (stats) => { store.stats = stats; },
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onError: (msg) => { if (msg) store.error = msg; },
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// 被控端上报当前实际采集分辨率，同步到 store 供 UI 展示/匹配预设。
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onResolutionReport: (res) => { store.currentResolution = res; },
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});
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await webrtc.createOffer(authType, authValue);
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} catch (e) {
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// 捕获 createOffer 阶段的所有异常，避免未处理的 Promise 拒绝导致浏览器中断脚本执行、
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// 间接影响 WebSocket 信令连接的存活。
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console.error('[connectToDevice] 创建 Offer 失败:', e);
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store.error = '创建连接失败: ' + (e?.message || e);
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store.statusText = '连接失败';
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if (webrtc) { await webrtc.close(); webrtc = null; }
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}
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}
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export async function disconnectDevice() {
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if (webrtc) { await webrtc.close(); webrtc = null; }
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store.rtcConnected = false;
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store.dataChannelOpen = false;
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store.remoteStream = null;
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store.stats = null;
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store.currentResolution = null;
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store.statusText = store.signalingConnected ? '已断开设备连接' : '未连接';
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}
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export function disconnectSignaling() {
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disconnectDevice();
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if (signaling) { signaling.disconnect(); signaling = null; }
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store.signalingConnected = false;
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store.registered = false;
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store.controlledDevices = [];
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}
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// 控制指令转发（供 UI 组件调用）
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export function sendTouch(x, y) { return webrtc && webrtc.sendTouch(x, y); }
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export function sendSwipe(x1, y1, x2, y2, duration) { return webrtc && webrtc.sendSwipe(x1, y1, x2, y2, duration); }
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export function sendLongPress(x, y) { return webrtc && webrtc.sendLongPress(x, y); }
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export function sendMotionEvent(action, x, y) { return webrtc && webrtc.sendMotionEvent(action, x, y); }
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export function sendKey(keyCode) { return webrtc && webrtc.sendKey(keyCode); }
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// 请求被控端切换屏幕采集分辨率（width<=0 表示原生分辨率；height<=0 时按 width 长边依宽高比缩放）
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export function sendResolutionChange(width, height, fps) { return webrtc && webrtc.sendResolutionChange(width, height, fps); }
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