642 lines
25 KiB
JavaScript
642 lines
25 KiB
JavaScript
import {
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ref,
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onUnmounted,
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onBeforeUnmount,
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onMounted
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} from 'vue'
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import {
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onHide,
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onUnload
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} from '@dcloudio/uni-app'
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// 创建单例实例
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let ttsInstance = null
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// 创建音频播放器类
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class TTSPlayer {
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constructor(httpUrl) {
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this.httpUrl = httpUrl
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this.isSpeaking = ref(false)
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this.isPaused = ref(false)
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this.isComplete = ref(false)
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// #ifdef H5
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this.audioContext = null
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this.htmlAudioElement = null
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this.abortController = null
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// #endif
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// #ifdef MP-WEIXIN
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this.backgroundAudioManager = null
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this.innerAudioContext = null
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// #endif
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this.currentAudioBuffer = null
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this.currentSource = null
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this.playTimeOffset = 0
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this.isProcessingRequest = false
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}
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// 初始化微信小程序音频上下文
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initAudioManager() {
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try {
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console.log('📱 微信小程序：创建背景音频管理器')
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this.backgroundAudioManager = uni.getBackgroundAudioManager()
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// 设置默认配置
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this.backgroundAudioManager.title = 'AI语音播报'
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this.backgroundAudioManager.singer = 'KS AI'
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this.backgroundAudioManager.coverImgUrl = '/static/icon/logo.png'
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this.backgroundAudioManager.volume = 1.0
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this.backgroundAudioManager.onPlay(() => {
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console.log('🎵 微信小程序背景音频播放开始')
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this.isSpeaking.value = true
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this.isPaused.value = false
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})
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this.backgroundAudioManager.onPause(() => {
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console.log('⏸️ 微信小程序背景音频播放暂停')
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this.isPaused.value = true
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})
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this.backgroundAudioManager.onStop(() => {
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console.log('⏹️ 微信小程序背景音频播放停止')
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this.isSpeaking.value = false
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this.isComplete.value = true
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})
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this.backgroundAudioManager.onEnded(() => {
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console.log('🎵 微信小程序背景音频播放结束')
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this.isSpeaking.value = false
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this.isComplete.value = true
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})
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this.backgroundAudioManager.onError((res) => {
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console.error('❌ 微信小程序背景音频播放错误:', res.errMsg, '错误码:', res.errCode)
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this.isSpeaking.value = false
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this.isComplete.value = false
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})
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this.backgroundAudioManager.onCanplay(() => {
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console.log('🎵 微信小程序背景音频可以播放了')
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})
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console.log('✅ 微信小程序背景音频管理器初始化成功')
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return true
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} catch (e) {
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console.error('❌ 微信小程序背景音频管理器初始化失败:', e)
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// 降级使用InnerAudioContext
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console.log('🔄 微信小程序：背景音频不可用，降级使用InnerAudioContext')
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if (!this.innerAudioContext) {
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this.innerAudioContext = uni.createInnerAudioContext()
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this.innerAudioContext.autoplay = false
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this.innerAudioContext.obeyMuteSwitch = false
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this.innerAudioContext.onPlay(() => {
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console.log('🎵 微信小程序InnerAudioContext播放开始')
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this.isSpeaking.value = true
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this.isPaused.value = false
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})
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this.innerAudioContext.onPause(() => {
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console.log('⏸️ 微信小程序InnerAudioContext播放暂停')
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this.isPaused.value = true
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})
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this.innerAudioContext.onStop(() => {
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console.log('⏹️ 微信小程序InnerAudioContext播放停止')
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this.isSpeaking.value = false
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this.isComplete.value = true
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})
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this.innerAudioContext.onEnded(() => {
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console.log('🎵 微信小程序InnerAudioContext播放结束')
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this.isSpeaking.value = false
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this.isComplete.value = true
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})
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this.innerAudioContext.onError((res) => {
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console.error('❌ 微信小程序InnerAudioContext错误:', res.errMsg, '错误码:', res.errCode)
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this.isSpeaking.value = false
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this.isComplete.value = false
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})
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this.innerAudioContext.onCanplay(() => {
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console.log('🎵 微信小程序InnerAudioContext可以播放了')
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if (this.isSpeaking.value && !this.isPaused.value) {
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this.innerAudioContext.play()
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}
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})
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}
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return false
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}
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}
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// H5环境播放解码后的音频
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playDecodedAudio(decoded) {
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// #ifdef H5
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if (!this.audioContext) return;
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// 创建音频源
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this.currentSource = this.audioContext.createBufferSource()
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this.currentSource.buffer = decoded
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this.currentSource.connect(this.audioContext.destination)
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// 监听播放结束
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this.currentSource.onended = () => {
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console.log('🎵 Audio playback completed');
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this.isSpeaking.value = false
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this.isComplete.value = true
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}
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// 开始播放
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this.currentSource.start()
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this.isSpeaking.value = true
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this.isPaused.value = false
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this.isComplete.value = false
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console.log('🎵 Audio playback started');
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// #endif
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}
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// 降级处理：创建一个简单的音频缓冲区
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createFallbackAudio(arrayBuffer) {
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// #ifdef H5
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console.log('🔄 使用降级方案创建音频');
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// 创建一个简单的音频缓冲区，生成提示音
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const sampleRate = 44100
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const duration = 1 // 1秒
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const frameCount = sampleRate * duration
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const audioBuffer = this.audioContext.createBuffer(1, frameCount, sampleRate)
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const channelData = audioBuffer.getChannelData(0)
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// 生成一个简单的提示音（正弦波）
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for (let i = 0; i < frameCount; i++) {
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const t = i / sampleRate
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channelData[i] = Math.sin(2 * Math.PI * 440 * t) * 0.1 // 440Hz正弦波，音量0.1
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}
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this.playDecodedAudio(audioBuffer)
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// #endif
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}
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// 暂停播放
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pause() {
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console.log('⏸️ TTS pause called');
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// #ifdef MP-WEIXIN
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// 优先使用背景音频管理器
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if (this.backgroundAudioManager) {
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try {
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this.backgroundAudioManager.pause()
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console.log('⏸️ 微信小程序背景音频暂停');
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return
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} catch (e) {
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console.error('❌ 微信小程序背景音频暂停失败:', e);
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}
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}
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// 降级使用InnerAudioContext
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if (this.innerAudioContext && this.isSpeaking.value && !this.isPaused.value) {
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try {
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this.innerAudioContext.pause()
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console.log('⏸️ 微信小程序InnerAudioContext暂停');
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return
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} catch (e) {
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console.error('❌ 微信小程序InnerAudioContext暂停失败:', e);
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}
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}
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// #endif
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// #ifdef H5
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if (this.audioContext && !this.isSpeaking.value || this.isPaused.value) {
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console.warn('⚠️ Cannot pause TTS playback');
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return;
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}
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if (this.audioContext.state === 'running') {
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this.audioContext.suspend()
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this.isPaused.value = true
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// 保存当前播放位置
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this.playTimeOffset = this.audioContext.currentTime
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console.log('✅ H5 Audio paused successfully');
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}
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// #endif
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}
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// 恢复播放
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resume() {
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console.log('▶️ TTS resume called');
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// #ifdef MP-WEIXIN
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// 优先使用背景音频管理器
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if (this.backgroundAudioManager) {
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try {
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this.backgroundAudioManager.play()
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console.log('▶️ 微信小程序背景音频恢复播放');
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return
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} catch (e) {
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console.error('❌ 微信小程序背景音频恢复失败:', e);
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}
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}
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// 降级使用InnerAudioContext
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if (this.innerAudioContext && this.isSpeaking.value && this.isPaused.value) {
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try {
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this.innerAudioContext.play()
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console.log('▶️ 微信小程序InnerAudioContext恢复播放');
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return
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} catch (e) {
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console.error('❌ 微信小程序InnerAudioContext恢复失败:', e);
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}
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}
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// #endif
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// #ifdef H5
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if (this.audioContext && !this.isSpeaking.value || !this.isPaused.value) {
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console.warn('⚠️ Cannot resume TTS playback');
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return;
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}
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if (this.audioContext.state === 'suspended') {
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this.audioContext.resume()
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this.isPaused.value = false
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console.log('✅ H5 Audio resumed successfully');
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}
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// #endif
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}
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// 停止播放
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stop() {
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console.log('⏹️ TTS stop called');
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// #ifdef MP-WEIXIN
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// 优先使用背景音频管理器
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if (this.backgroundAudioManager) {
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try {
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this.backgroundAudioManager.stop()
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console.log('✅ 微信小程序背景音频停止');
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} catch (e) {
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console.error('❌ 微信小程序背景音频停止失败:', e);
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}
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}
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// 降级使用InnerAudioContext
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if (this.innerAudioContext) {
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try {
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this.innerAudioContext.stop()
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console.log('✅ 微信小程序InnerAudioContext停止');
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this.innerAudioContext.destroy()
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this.innerAudioContext = null
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} catch (e) {
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console.error('❌ 微信小程序InnerAudioContext停止错误:', e);
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}
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}
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// #endif
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// #ifdef H5
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// 取消正在进行的fetch请求
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if (this.abortController) {
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try {
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this.abortController.abort();
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this.abortController = null;
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console.log('✅ H5 fetch request aborted');
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} catch (e) {
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console.error('❌ Error aborting H5 fetch request:', e);
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}
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}
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if (this.currentSource) {
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try {
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this.currentSource.stop()
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this.currentSource.disconnect()
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} catch (e) {
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console.error('❌ Error stopping H5 audio source:', e);
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}
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this.currentSource = null
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}
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// 停止并清理HTML5 Audio元素
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if (this.htmlAudioElement) {
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try {
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this.htmlAudioElement.pause();
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this.htmlAudioElement.src = '';
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this.htmlAudioElement = null;
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console.log('✅ H5 HTML5 Audio element stopped and cleaned up');
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} catch (e) {
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console.error('❌ Error stopping H5 HTML5 Audio element:', e);
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}
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}
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if (this.audioContext && this.audioContext.state === 'running') {
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try {
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this.audioContext.suspend()
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} catch (e) {
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console.error('❌ Error suspending H5 audio context:', e);
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}
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}
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// #endif
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this.isSpeaking.value = false
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this.isPaused.value = false
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this.isComplete.value = false
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this.currentAudioBuffer = null
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this.playTimeOffset = 0
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this.isProcessingRequest = false
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console.log('✅ TTS playback stopped');
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}
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// 取消音频播放
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cancelAudio() {
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this.stop()
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}
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// 合成并播放语音
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async speak(text) {
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// 停止当前播放和处理中的请求
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this.stop()
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try {
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// 标记开始处理请求
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this.isProcessingRequest = true
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// 提取要合成的文本
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const speechText = extractSpeechText(text)
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console.log('📤 Sending text to TTS server via GET:', speechText.substring(0, 100) + '...');
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// 构建GET请求URL
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const url = `${this.httpUrl}?text=${encodeURIComponent(speechText)}`
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console.log('🔗 Final GET URL:', url);
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// #ifdef MP-WEIXIN
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// 微信小程序环境，使用背景音频管理器
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const isBackgroundAudioAvailable = this.initAudioManager()
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// 重置音频状态
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this.isSpeaking.value = true
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this.isPaused.value = false
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this.isComplete.value = false
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if (isBackgroundAudioAvailable && this.backgroundAudioManager) {
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console.log('🎵 微信小程序：使用背景音频管理器播放，URL:', url);
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// 设置背景音频参数
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this.backgroundAudioManager.title = 'AI语音播报'
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this.backgroundAudioManager.singer = 'KS AI'
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this.backgroundAudioManager.coverImgUrl = '/static/icon/logo.png'
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// 直接设置src并播放
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this.backgroundAudioManager.src = url
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console.log('🎵 微信小程序背景音频开始播放');
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} else {
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// 降级方案：使用InnerAudioContext
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console.log('🔄 微信小程序：背景音频不可用，降级使用InnerAudioContext');
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// 如果已有音频上下文，先销毁再重新创建
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if (this.innerAudioContext) {
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this.innerAudioContext.destroy()
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this.innerAudioContext = null
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}
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this.innerAudioContext = uni.createInnerAudioContext()
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this.innerAudioContext.autoplay = false
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this.innerAudioContext.obeyMuteSwitch = false
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this.innerAudioContext.volume = 1.0
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this.innerAudioContext.onPlay(() => {
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console.log('🎵 微信小程序InnerAudioContext播放开始')
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this.isSpeaking.value = true
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this.isPaused.value = false
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})
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this.innerAudioContext.onPause(() => {
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console.log('⏸️ 微信小程序InnerAudioContext播放暂停')
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this.isPaused.value = true
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})
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this.innerAudioContext.onStop(() => {
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console.log('⏹️ 微信小程序InnerAudioContext播放停止')
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this.isSpeaking.value = false
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this.isComplete.value = true
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})
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this.innerAudioContext.onEnded(() => {
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console.log('🎵 微信小程序InnerAudioContext播放结束')
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this.isSpeaking.value = false
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this.isComplete.value = true
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})
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this.innerAudioContext.onError((res) => {
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console.error('❌ 微信小程序InnerAudioContext错误:', res.errMsg, '错误码:', res.errCode)
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this.isSpeaking.value = false
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this.isComplete.value = false
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})
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this.innerAudioContext.onCanplay(() => {
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console.log('🎵 微信小程序InnerAudioContext可以播放了')
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if (this.isSpeaking.value && !this.isPaused.value) {
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this.innerAudioContext.play()
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}
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})
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this.innerAudioContext.src = url
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console.log('🎵 微信小程序InnerAudioContext开始播放');
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}
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// #endif
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// #ifdef H5
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// H5环境，使用 AudioContext
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try {
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// 创建新的AbortController，用于取消当前请求
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this.abortController = new AbortController();
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const signal = this.abortController.signal;
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// 确保AudioContext已创建
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if (!this.audioContext) {
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console.log('🎵 H5: 创建新的AudioContext');
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this.audioContext = new (window.AudioContext || window.webkitAudioContext)();
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}
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// 检查并恢复AudioContext状态（浏览器安全策略要求用户交互后才能播放音频）
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if (this.audioContext.state === 'suspended') {
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console.log('🎵 H5: 恢复挂起的AudioContext');
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await this.audioContext.resume();
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console.log('✅ H5: AudioContext已恢复，状态:', this.audioContext.state);
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}
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// 发送GET请求获取语音数据，添加signal支持取消
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const response = await fetch(url, { signal })
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if (!response.ok) {
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throw new Error(`HTTP error! status: ${response.status}`)
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}
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// 获取二进制数据
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const arrayBuffer = await response.arrayBuffer()
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console.log('✅ H5: Received audio data, size:', arrayBuffer.byteLength + ' bytes');
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try {
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// 直接使用 audioContext.decodeAudioData 解码，不依赖外部库
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const decoded = await this.audioContext.decodeAudioData(arrayBuffer)
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console.log('✅ H5: Audio decoded, sampleRate:', decoded.sampleRate, 'channels:', decoded.numberOfChannels);
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// 播放音频
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this.playDecodedAudio(decoded)
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} catch (decodeError) {
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console.error('❌ H5: AudioContext decodeAudioData failed:', decodeError);
|
||
// 降级处理：创建一个简单的音频缓冲区
|
||
this.createFallbackAudio(arrayBuffer)
|
||
}
|
||
} catch (h5Error) {
|
||
// 检查是否是取消请求导致的错误
|
||
if (h5Error.name === 'AbortError') {
|
||
console.log('✅ H5: Fetch request aborted as requested');
|
||
this.isSpeaking.value = false;
|
||
this.isComplete.value = false;
|
||
return;
|
||
}
|
||
|
||
console.error('❌ H5: Audio playback failed:', h5Error);
|
||
// 尝试使用HTML5 Audio元素作为最终降级方案
|
||
try {
|
||
console.log('🔄 H5: 尝试使用HTML5 Audio元素播放');
|
||
|
||
// 如果已有Audio元素，先停止并销毁
|
||
if (this.htmlAudioElement) {
|
||
this.htmlAudioElement.pause();
|
||
this.htmlAudioElement.src = '';
|
||
this.htmlAudioElement = null;
|
||
}
|
||
|
||
const audio = new Audio(url);
|
||
this.htmlAudioElement = audio;
|
||
audio.play();
|
||
console.log('✅ H5: HTML5 Audio元素开始播放');
|
||
|
||
// 设置音频状态
|
||
this.isSpeaking.value = true;
|
||
this.isPaused.value = false;
|
||
this.isComplete.value = false;
|
||
|
||
// 监听播放结束
|
||
audio.onended = () => {
|
||
console.log('🎵 H5: HTML5 Audio播放结束');
|
||
this.isSpeaking.value = false;
|
||
this.isComplete.value = true;
|
||
this.htmlAudioElement = null;
|
||
};
|
||
|
||
// 监听播放错误
|
||
audio.onerror = (error) => {
|
||
console.error('❌ H5: HTML5 Audio播放错误:', error);
|
||
this.isSpeaking.value = false;
|
||
this.isComplete.value = false;
|
||
this.htmlAudioElement = null;
|
||
};
|
||
} catch (audioError) {
|
||
console.error('❌ H5: HTML5 Audio播放也失败了:', audioError);
|
||
this.isSpeaking.value = false;
|
||
this.isComplete.value = false;
|
||
this.htmlAudioElement = null;
|
||
}
|
||
} finally {
|
||
// 清除AbortController，因为请求已经完成（无论成功还是失败）
|
||
this.abortController = null;
|
||
}
|
||
// #endif
|
||
|
||
} catch (error) {
|
||
console.error('❌ TTS synthesis failed:', error);
|
||
this.isSpeaking.value = false
|
||
this.isComplete.value = false
|
||
} finally {
|
||
// 标记请求处理完成
|
||
this.isProcessingRequest = false
|
||
}
|
||
}
|
||
}
|
||
|
||
// 导出单例hook
|
||
export function useTTSPlayer(httpUrl) {
|
||
// 如果已经有实例，直接返回
|
||
if (!ttsInstance) {
|
||
ttsInstance = new TTSPlayer(httpUrl)
|
||
}
|
||
|
||
// 返回实例的方法和状态
|
||
return {
|
||
speak: ttsInstance.speak.bind(ttsInstance),
|
||
pause: ttsInstance.pause.bind(ttsInstance),
|
||
resume: ttsInstance.resume.bind(ttsInstance),
|
||
cancelAudio: ttsInstance.cancelAudio.bind(ttsInstance),
|
||
isSpeaking: ttsInstance.isSpeaking,
|
||
isPaused: ttsInstance.isPaused,
|
||
isComplete: ttsInstance.isComplete
|
||
}
|
||
}
|
||
|
||
function extractSpeechText(markdown) {
|
||
console.log('🔍 extractSpeechText called');
|
||
console.log('📝 Input markdown length:', markdown ? markdown.length : 0);
|
||
console.log('📝 Input markdown preview:', markdown ? markdown.substring(0, 200) + '...' : 'No markdown');
|
||
|
||
const jobRegex = /``` job-json\s*({[\s\S]*?})\s*```/g;
|
||
const jobs = [];
|
||
let match;
|
||
let lastJobEndIndex = 0;
|
||
let firstJobStartIndex = -1;
|
||
|
||
// 提取岗位 json 数据及前后位置
|
||
while ((match = jobRegex.exec(markdown)) !== null) {
|
||
const jobStr = match[1];
|
||
try {
|
||
const job = JSON.parse(jobStr);
|
||
jobs.push(job);
|
||
if (firstJobStartIndex === -1) {
|
||
firstJobStartIndex = match.index;
|
||
}
|
||
lastJobEndIndex = jobRegex.lastIndex;
|
||
console.log('✅ Found job:', job.jobTitle);
|
||
} catch (e) {
|
||
console.warn('JSON 解析失败', e);
|
||
}
|
||
}
|
||
|
||
console.log('📊 Jobs found:', jobs.length);
|
||
console.log('📍 First job start index:', firstJobStartIndex);
|
||
console.log('📍 Last job end index:', lastJobEndIndex);
|
||
|
||
// 提取引导语（第一个 job-json 之前的文字）
|
||
const guideText = firstJobStartIndex > 0 ?
|
||
markdown.slice(0, firstJobStartIndex).trim() :
|
||
'';
|
||
|
||
// 提取结束语（最后一个 job-json 之后的文字）
|
||
const endingText = lastJobEndIndex < markdown.length ?
|
||
markdown.slice(lastJobEndIndex).trim() :
|
||
'';
|
||
|
||
console.log('📝 Guide text:', guideText);
|
||
console.log('📝 Ending text:', endingText);
|
||
|
||
// 岗位信息格式化为语音文本
|
||
const jobTexts = jobs.map((job, index) => {
|
||
return `第 ${index + 1} 个岗位，岗位名称是：${job.jobTitle}，公司是：${job.companyName}，薪资：${job.salary}，地点：${job.location}，学历要求：${job.education}，经验要求：${job.experience}。`;
|
||
});
|
||
|
||
// 拼接总语音内容
|
||
const finalTextParts = [];
|
||
if (guideText) finalTextParts.push(guideText);
|
||
finalTextParts.push(...jobTexts);
|
||
if (endingText) finalTextParts.push(endingText);
|
||
|
||
const finalText = finalTextParts.join('\n');
|
||
console.log('🎤 Final TTS text length:', finalText.length);
|
||
console.log('🎤 Final TTS text preview:', finalText.substring(0, 200) + '...');
|
||
console.log('🎤 Final TTS text parts count:', finalTextParts.length);
|
||
|
||
return finalText;
|
||
} |