esp-ai/src/audio_temp/play_temp.js

Provide a complete set of AI dialogue solutions for your development board, including but not limited to the IAT+LLM+TTS integration solution for the ESP32 series development board. | 为你的开发板提供全套的AI对话方案，包括但不限于 `ESP32` 系列开发板的 `IAT+LLM+TTS` 集成方案。

/**
 * Copyright (c) 2024 小明IO
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Commercial use of this software requires prior written authorization from the Licensor.
 * 请注意：将 ESP-AI 代码用于商业用途需要事先获得许可方的授权。
 * 删除与修改版权属于侵权行为，请尊重作者版权，避免产生不必要的纠纷。
 * 
 * @author 小明IO   
 * @email  1746809408@qq.com
 * @github https://github.com/wangzongming/esp-ai
 * @websit https://espai.fun
 */

const fs = require('fs');

function play_temp(filePath, client_ws) {
    return new Promise((resolve, reject) => {
        const readStream = fs.createReadStream(filePath); 
        client_ws.send(JSON.stringify({ type: "play_audio", tts_task_id: "warning_tone" }));
        readStream.on('data', (audio) => { 
            const sessionIdBuffer = Buffer.from("0000", 'utf-8');
            const combinedBuffer = Buffer.concat([sessionIdBuffer, audio]);
            client_ws.send(combinedBuffer); 
        });
        readStream.on('end', () => {  
            client_ws.send(Buffer.from(G_session_ids.tts_all_end, 'utf-8'));   
            resolve(true);
        });
        readStream.on('error', (err) => {
            console.error('读取文件时出错:', err);
            reject(err)
        });
    });
}
module.exports = play_temp;