120 lines
4.3 KiB
JavaScript
120 lines
4.3 KiB
JavaScript
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const TuyaDevice = require('tuyapi');
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const log4js = require('log4js');
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class DeviceBase {
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constructor(deviceconfig, mqtt) {
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// setup logger
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const loggername = deviceconfig.id ? deviceconfig.id : "undef device"
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this.logger = log4js.getLogger(loggername);
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this.logger.level = deviceconfig.loglevel;
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// check device attributes
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if (!deviceconfig.id) {
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this.logger.error("missing attribute 'id' in device config")
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return
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}
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if (!deviceconfig.key) {
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this.logger.error("missing attribute 'key' in device config")
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return
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}
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if (!deviceconfig.topic) {
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this.logger.error("missing attribute 'topic' in device config")
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return
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}
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// define device vars
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this.mqtt = mqtt
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this.topicname = deviceconfig.topic
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this.deviceid = deviceconfig.id
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this.devicekey = deviceconfig.key
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this.topic_get = `${deviceconfig.topic}/get`
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this.topic_set = `${deviceconfig.topic}/set`
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this.topic_state = `${deviceconfig.topic}/state`
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this.logger.debug(`use topic (all) : ${this.topicname}`)
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this.logger.debug(`use topic (get) : ${this.topic_get}`)
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this.logger.debug(`use topic (set) : ${this.topic_set}`)
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this.logger.debug(`use topic (state) : ${this.topic_state}`)
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this.intervall_refresh = deviceconfig.refresh ? deviceconfig.refresh * 1000 : 10000
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this.reconnect_timout = deviceconfig.reconnect ? deviceconfig.reconnect * 1000 : 5000
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this.logger.debug(`refresh timer (ms) : ${this.intervall_refresh}`)
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this.logger.debug(`reconnect timer (ms) : ${this.reconnect_timout}`)
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this.lastdata = {}
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// call init function
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this.init()
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// connect to device
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try {
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this.device = new TuyaDevice({
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id: this.deviceid,
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key: this.devicekey,
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issueRefreshOnConnect: true,
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})
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this.reconnect()
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} catch (error) {
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this.logger.error(`Cannot connect to ${this.deviceid}`)
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this.logger.error(error.message)
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}
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this.device.on('connected', () => {
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this.connected = true
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this.logger.info(`Connected to tuya id: ${this.deviceid}, ip: ${this.device.device.ip}, prefix: ${this.topicname}`)
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this.startWatcher()
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// subscribe to topic
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this.mqtt.subscribe(this.topic_set, (err) => {
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if (err) {
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this.logger.error(`Cannot subscribe to ${this.topic_set}`)
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} else {
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this.logger.info(`Subscribed to ${this.topic_set}`)
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}
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});
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this.logger.debug(`publish ${this.totopic_statepic_get}: "online"`)
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this.mqtt.publish(this.topic_state, "online")
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});
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this.device.on('disconnected', () => {
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clearInterval(this.timer)
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this.logger.info(`Disconnected`)
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this.logger.debug(`publish ${this.topic_state}: "offline"`)
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this.mqtt.publish(this.topic_state, "offline")
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setTimeout(() => this.reconnect(), this.reconnect_timout)
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this.device.device.ip = undefined // will error without? WHY???
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});
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this.device.on('error', error => {
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clearInterval(this.timer)
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this.logger.debug(`publish ${this.topic_state}: "offline"`)
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this.mqtt.publish(this.topic_state, "offline")
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setTimeout(() => this.reconnect(), this.reconnect_timout)
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});
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}
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reconnect() {
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this.device.find().then(el => {
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if (el) {
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this.device.connect()
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} else {
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this.logger.debug("Reconnect failed: device offline")
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setTimeout(() => this.reconnect(), this.reconnect_timout)
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}
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}).catch(el => {
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this.logger.debug("Reconnect failed: device timed out")
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setTimeout(() => this.reconnect(), this.reconnect_timout)
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})
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}
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disconnect() {
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this.connected = false
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clearInterval(this.timer)
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this.device.disconnect()
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this.logger.info(`Disconnected for id: ${this.deviceid}`)
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this.reconnect = () => {} // prevent reconnect on exit
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}
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}
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module.exports = DeviceBase |