iobroker.lg-ess-home/main.js

Adapter to read data from a LG ESS inverter.

'use strict';

/*
 * Created with @iobroker/create-adapter v1.30.1
 */

// The adapter-core module gives you access to the core ioBroker functions
// you need to create an adapter
const utils 	= require('@iobroker/adapter-core');


// Load your modules here, e.g.:
const LgEss     = require('./lib/LgEss');

let lgEss;

function decrypt(key, value) {
    let result = '';
    for (let i = 0; i < value.length; ++i) {
        result += String.fromCharCode(key[i % key.length].charCodeAt(0) ^ value.charCodeAt(i));
    }
    return result;
}

class LgEssHome extends utils.Adapter {

    /**
	 * @param {Partial<utils.AdapterOptions>} [options={}]
	 */
    constructor(options) {
        super({
            ...options,
            name: 'lg-ess-home',
        });
        this.on('ready', this.onReady.bind(this));
        this.on('stateChange', this.onStateChange.bind(this));
        // this.on("objectChange", this.onObjectChange.bind(this));
        this.on('message', this.onMessage.bind(this));
        this.on('unload', this.onUnload.bind(this));
    }

    /**
	 * Is called when databases are connected and adapter received configuration.
	 */
    async onReady() {
        // Initialize your adapter here

        // The adapters config (in the instance object everything under the attribute "native") is accessible via
        // this.config:
        /*this.log.info("Config Password: " + this.config.userpassword);
		this.log.info("Config refresh time Home: " + this.config.refreshTime);
		this.log.info("Config refresh time Common: " + this.config.refreshTimeCommon);
		*/

        if (/^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/.test(this.config.ipadress) == false){
            this.log.info('Ip Adress: ' + this.config.ipadress + ' is invalid');
            return;
        }

        this.getForeignObject('system.config', (err, obj) => {
            if (!this.supportsFeature || !this.supportsFeature('ADAPTER_AUTO_DECRYPT_NATIVE')) {
                if (obj && obj.native && obj.native.secret) {
                    //noinspection JSUnresolvedVariable
                    this.config.userpassword = decrypt(obj.native.secret, this.config.userpassword);
                    this.config.installerPassword = decrypt(obj.native.secret, this.config.installerPassword);
                } else {
                    //noinspection JSUnresolvedVariable
                    this.config.userpassword = decrypt('Zgfr56gFe87jJOM', this.config.userpassword);
                    this.config.installerPassword = decrypt('Zgfr56gFe87jJOM', this.config.installerPassword);
                }
            }
            this.main();
        });



    }

    /**
	 * Main Routine
	 */
    main(){
        lgEss = new LgEss(this, this.config.ipadress, this.config.userpassword,
						  this.config.refreshTime, this.config.refreshTimeCommon,
						  this.config.loginInstaller, this.config.installerPassword);
        lgEss.Start();
        this.subscribeStates('commands.*');

    }



    /**
	 * Is called when adapter shuts down - callback has to be called under any circumstances!
	 * @param {() => void} callback
	 */
    onUnload(callback) {
        try {
            // Here you must clear all timeouts or intervals that may still be active
            // clearTimeout(timeout1);
            // clearTimeout(timeout2);
            // ...
            //clearInterval(timer);
            lgEss.Stop();


            callback();
        // eslint-disable-next-line no-unused-vars
        } catch (e) {
            callback();
        }
    }

    // If you need to react to object changes, uncomment the following block and the corresponding line in the constructor.
    // You also need to subscribe to the objects with `this.subscribeObjects`, similar to `this.subscribeStates`.
    // /**
    //  * Is called if a subscribed object changes
    //  * @param {string} id
    //  * @param {ioBroker.Object | null | undefined} obj
    //  */
    // onObjectChange(id, obj) {
    // 	if (obj) {
    // 		// The object was changed
    // 		this.log.info(`object ${id} changed: ${JSON.stringify(obj)}`);
    // 	} else {
    // 		// The object was deleted
    // 		this.log.info(`object ${id} deleted`);
    // 	}
    // }

    /**
	 * Is called if a subscribed state changes
	 * @param {string} id
	 * @param {ioBroker.State | null | undefined} state
	 */
    onStateChange(id, state) {
        if (state) {
            // The state was changed
            if (state.ack == false)
                lgEss.SetCommand(id, state.val);

            //this.log.info(`state ${id} changed: ${state.val} (ack = ${state.ack})`);
        } else {
            // The state was deleted
            this.log.info(`state ${id} deleted`);
        }

    }


    // If you need to accept messages in your adapter, uncomment the following block and the corresponding line in the constructor.
    /**
	* Some message was sent to this instance over message box. Used by email, pushover, text2speech, ...
	* Using this method requires "common.message" property to be set to true in io-package.json
	* @param {ioBroker.Message} obj
	*/
    async onMessage(obj) {
        if (typeof obj === 'object' && obj.message) {
            if (obj.command === 'getChart') {
	 			// e.g. send email or pushover or whatever
	 			this.log.debug('[LG_ESS] Message getChart Date: '+ obj.message);

				 await lgEss.GetGraphs(new Date(obj.message));

	 			// Send response in callback if required
	 			if (obj.callback) this.sendTo(obj.from, obj.command, 'Message received', obj.callback);
	 		}
        }
    }
}


// @ts-ignore parent is a valid property on module
if (module.parent) {
    // Export the constructor in compact mode
    /**
	 * @param {Partial<utils.AdapterOptions>} [options={}]
	 */
    module.exports = (options) => new LgEssHome(options);
} else {
    // otherwise start the instance directly
    new LgEssHome();
}