esp-ai/src/instrance_fns/digitalRead.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 log = require("../utils/log");
async function digitalRead(device_id, pin, onChange) {
    try {
        !device_id && log.error(`调用 digitalRead 方法时，请传入 device_id`); 
        if (!G_devices.get(device_id)) return;
        if (!pin) return log.error(`调用 digitalRead 方法时，请传入 pin 参数`);
        if (!onChange) return log.error(`调用 digitalRead 方法时，请传入 onChange 参数`);
        const { ws, read_pin_cbs } = G_devices.get(device_id);
        read_pin_cbs.set(pin, onChange);
        ws && ws.send(JSON.stringify({
            type: "hardware-fns",
            pin: Number(pin),
            fn_name: "digitalRead", 
        }));
        return true;
    } catch (err) {
        console.log(err);
        log.error(`digitalRead 消息错误： ${err}`)
        return false;
    }
}

module.exports = digitalRead;