bot_dev1
af20c2aa09
- 添加 CustomerServiceController 后端 API - 实现前端客服工作台界面 - 支持水费查询（户号/手机号） - 集成 TTS 语音查询功能 - 添加数据库表结构和示例数据 - 更新路由配置 Resolves: #54
76 lines
1.7 KiB
TypeScript
76 lines
1.7 KiB
TypeScript
/**
|
|
* TTS语音服务
|
|
*/
|
|
export class TTSService {
|
|
private static instance: TTSService | null = null
|
|
|
|
private constructor() {}
|
|
|
|
static getInstance(): TTSService {
|
|
if (!TTSService.instance) {
|
|
TTSService.instance = new TTSService()
|
|
}
|
|
return TTSService.instance
|
|
}
|
|
|
|
/**
|
|
* 播放语音查询结果
|
|
*/
|
|
async playQueryResult(text: string): Promise<void> {
|
|
try {
|
|
// 使用Web Speech API
|
|
if ('speechSynthesis' in window) {
|
|
this.playWithWebSpeech(text)
|
|
} else {
|
|
// 回退方案：使用第三方TTS服务
|
|
await this.playWithExternalTTS(text)
|
|
}
|
|
} catch (error) {
|
|
console.error('TTS播放失败:', error)
|
|
throw new Error('语音播放失败')
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 使用Web Speech API
|
|
*/
|
|
private playWithWebSpeech(text: string): void {
|
|
const utterance = new SpeechSynthesisUtterance(text)
|
|
utterance.lang = 'zh-CN'
|
|
utterance.rate = 0.9
|
|
utterance.pitch = 1
|
|
utterance.volume = 1
|
|
|
|
speechSynthesis.speak(utterance)
|
|
}
|
|
|
|
/**
|
|
* 使用外部TTS服务（可替换为实际的服务API）
|
|
*/
|
|
private async playWithExternalTTS(text: string): Promise<void> {
|
|
// 这里可以集成百度TTS、阿里云TTS等服务
|
|
// 目前模拟实现
|
|
return new Promise((resolve) => {
|
|
console.log('外部TTS服务调用:', text)
|
|
setTimeout(resolve, 1000)
|
|
})
|
|
}
|
|
|
|
/**
|
|
* 停止语音播放
|
|
*/
|
|
stop(): void {
|
|
if ('speechSynthesis' in window) {
|
|
speechSynthesis.cancel()
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 检查浏览器是否支持语音合成
|
|
*/
|
|
isSupported(): boolean {
|
|
return 'speechSynthesis' in window
|
|
}
|
|
}
|
|
|
|
export const ttsService = TTSService.getInstance() |