MIgrate adapter to Typescript
This commit is contained in:
GermanBluefox
+248
@@ -0,0 +1,248 @@
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import { EventEmitter } from 'node:events';
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import WebSocket from 'ws';
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interface HassOptions {
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host: string;
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port: number;
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password?: string;
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secure?: boolean;
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}
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interface HassRequest {
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type: string;
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ts: number;
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cb?: (err: boolean | string | null, result?: any) => void;
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}
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/*
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const ERRORS: Record<number, string> = {
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1: 'ERR_CANNOT_CONNECT',
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2: 'ERR_INVALID_AUTH',
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3: 'ERR_CONNECTION_LOST',
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};
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*/
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export default class HASS extends EventEmitter {
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private socket: WebSocket | null = null;
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private readonly options: HassOptions;
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private readonly log: ioBroker.Logger;
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private currentId: number = 1;
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private readonly requests: Record<number, HassRequest> = {};
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private _connected: boolean = false;
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private connectTimeout: ReturnType<typeof setTimeout> | null = null;
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private closed: boolean = false;
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constructor(options: HassOptions, log: ioBroker.Logger) {
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super();
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this.options = {
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host: options.host || '127.0.0.1',
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port: parseInt(String(options.port), 10) || 8123,
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password: options.password,
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secure: options.secure,
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};
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this.log = log;
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}
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private subscribeEvents(socket: WebSocket, callback?: (err: boolean | string | null) => void): void {
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if (socket && typeof socket.send === 'function') {
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const id = this.currentId++;
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this.requests[id] = { type: 'subscribe_events', ts: Date.now(), cb: callback };
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socket.send(
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JSON.stringify({
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id,
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type: 'subscribe_events',
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}),
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);
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} else {
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callback?.('not connected');
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}
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}
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private sendCommand(
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socket: WebSocket | null,
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type: string,
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callback?: (err: boolean | string | null, result?: any) => void,
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extra?: Record<string, any>,
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): void {
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if (socket && typeof socket.send === 'function') {
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const id = this.currentId++;
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this.requests[id] = { type, cb: callback, ts: Date.now() };
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socket.send(
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JSON.stringify({
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id,
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type,
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...extra,
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}),
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);
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} else {
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callback?.('not connected');
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}
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}
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private sendAuth(socket: WebSocket, pass: string): void {
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if (socket && typeof socket.send === 'function') {
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socket.send(
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JSON.stringify({
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type: 'auth',
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access_token: pass,
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}),
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);
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}
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}
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private initSocket(socket: WebSocket): void {
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socket.on('message', (msg: WebSocket.Data): void => {
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const msgStr = (msg as Buffer).toString();
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this.log.silly(msgStr);
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const response = JSON.parse(msgStr);
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if (response.type === 'event') {
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if (response.event?.data && response.event.event_type === 'system_log_event') {
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if (response.event.data.level === 'WARNING') {
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this.log.warn(`EVENT: ${response.event.data.message}`);
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} else if (response.event.data.level === 'ERROR') {
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this.log.error(`EVENT: ${response.event.data.message}`);
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} else {
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this.log.debug(`EVENT: ${response.event.data.message}`);
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}
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} else if (response.event?.event_type === 'state_changed') {
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this.emit('state_changed', response.event.data.new_state);
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}
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} else if (response.type === 'auth_required') {
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if (!this.options.password) {
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this.emit('error', 'Password required. Connection closed');
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socket.terminate();
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} else {
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setTimeout(() => this.sendAuth(socket, this.options.password!), 50);
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}
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} else if (response.type === 'auth_ok') {
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setImmediate(() =>
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this.subscribeEvents(socket, err => {
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if (!err) {
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this._connected = true;
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this.emit('connected');
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}
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}),
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);
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} else if (response.id === undefined) {
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this.log.error(`Invalid answer: ${msgStr}`);
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} else {
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if (response.type === 'result' && this.requests[response.id]) {
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this.log.debug(
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`got answer for ${this.requests[response.id].type} success = ${response.success}, result = ${JSON.stringify(response.result)}`,
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);
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if (typeof this.requests[response.id].cb === 'function') {
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this.requests[response.id].cb!(!response.success, response.result);
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delete this.requests[response.id];
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}
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}
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}
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});
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socket.on('error', (err: Error) => {
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this.socket = null;
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if (err?.message?.indexOf('RSV2 and RSV3 must be clear') !== -1) {
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// ignore deflate error
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} else {
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this.log.error(err.toString());
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}
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});
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socket.on('open', () => {
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// connection opened
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});
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socket.on('close', () => {
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this.socket = null;
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if (this._connected) {
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this._connected = false;
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this.emit('disconnected');
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}
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if (!this.connectTimeout && !this.closed) {
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this.connectTimeout = setTimeout(() => {
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this.connectTimeout = null;
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this.connect();
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}, 3000);
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}
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});
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}
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isConnected(): boolean {
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return this._connected;
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}
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getConfig(callback: (err: boolean | string | null, result?: any) => void): void {
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if (!this._connected) {
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callback('not connected');
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} else {
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this.sendCommand(this.socket, 'get_config', callback);
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}
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}
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getStates(callback: (err: boolean | string | null, result?: any) => void): void {
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if (!this._connected) {
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callback('not connected');
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} else {
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this.sendCommand(this.socket, 'get_states', callback);
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}
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}
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getServices(callback: (err: boolean | string | null, result?: any) => void): void {
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if (!this._connected) {
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callback('not connected');
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} else {
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this.sendCommand(this.socket, 'get_services', callback);
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}
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}
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getPanels(callback: (err: boolean | string | null, result?: any) => void): void {
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if (!this._connected) {
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callback('not connected');
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} else {
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this.sendCommand(this.socket, 'get_panels', callback);
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}
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}
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callService(
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service: string,
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domain: string,
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serviceData: Record<string, any>,
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target: Record<string, any>,
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callback: (err: boolean | string | null, result?: any) => void,
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): void {
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if (!this._connected) {
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callback('not connected');
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} else {
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this.sendCommand(this.socket, 'call_service', callback, {
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domain: domain || '',
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service,
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service_data: serviceData,
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target,
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});
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}
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}
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connect(): void {
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if (this.connectTimeout) {
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clearTimeout(this.connectTimeout);
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this.connectTimeout = null;
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}
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this.socket = new WebSocket(
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`ws${this.options.secure ? 's' : ''}://${this.options.host}:${this.options.port}/api/websocket`,
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{ perMessageDeflate: false },
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);
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this.initSocket(this.socket);
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}
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close(): void {
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if (this.connectTimeout) {
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clearTimeout(this.connectTimeout);
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this.connectTimeout = null;
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}
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this.closed = true;
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if (this.socket) {
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this.socket.close();
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}
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}
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}
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+480
@@ -0,0 +1,480 @@
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import { Adapter, type AdapterOptions } from '@iobroker/adapter-core';
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import HASS from './lib/hass';
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interface HassAdapterConfig {
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host: string;
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port: number;
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password: string;
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secure: boolean;
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}
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const knownAttributes: Record<string, { write: boolean; read: boolean; unit: string }> = {
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azimuth: { write: false, read: true, unit: '°' },
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elevation: { write: false, read: true, unit: '°' },
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};
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const mapTypes: Record<string, ioBroker.CommonType> = {
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string: 'string',
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number: 'number',
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object: 'mixed',
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boolean: 'boolean',
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};
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const skipServices: string[] = ['persistent_notification'];
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class HassAdapter extends Adapter {
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declare config: HassAdapterConfig;
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private hassConnected: boolean = false;
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private hass: HASS | null = null;
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private readonly hassObjects: Record<string, ioBroker.ChannelObject | ioBroker.StateObject> = {};
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private delayTimeout: ReturnType<typeof setTimeout> | null = null;
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private stopped: boolean = false;
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public constructor(options: Partial<AdapterOptions> = {}) {
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super({
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...options,
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name: 'hass',
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ready: () => this.main(),
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unload: callback => this.onUnload(callback),
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stateChange: (id, state) => this.onStateChange(id, state),
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});
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}
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private onStateChange(id: string, state: ioBroker.State | null | undefined): void {
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if (!state || state.ack) {
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return;
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}
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if (!this.hassConnected) {
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this.log.warn(`Cannot send command to "${id}", because not connected`);
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return;
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}
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if (!this.hassObjects[id]) {
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return;
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}
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if (!(this.hassObjects[id] as ioBroker.StateObject).common.write) {
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this.log.warn(`Object ${id} is not writable!`);
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return;
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}
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const serviceData: Record<string, any> = {};
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const fields: { entity_id: string } = this.hassObjects[id].native.fields;
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const target: Record<string, any> = {};
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let requestFields: Record<string, any> = {};
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if (typeof state.val === 'string') {
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state.val = state.val.trim();
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if (state.val.startsWith('{') && state.val.endsWith('}')) {
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try {
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requestFields = JSON.parse(state.val) || {};
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} catch (err) {
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this.log.info(`Ignore data for service call ${id} is no valid JSON: ${err.message}`);
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requestFields = {};
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}
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}
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}
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// If a non-JSON value was set, and we only have one relevant field, use this field as value
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if (fields && !Object.keys(requestFields).length) {
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const fieldList = Object.keys(fields);
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if (fieldList.length === 1 && fieldList[0] !== 'entity_id') {
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requestFields[fieldList[0]] = state.val;
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} else if (fieldList.length === 2 && fields.entity_id) {
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requestFields[fieldList[1 - fieldList.indexOf('entity_id')]] = state.val;
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}
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}
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this.log.debug(
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`Prepare service call for ${id} with (mapped) request parameters ${JSON.stringify(requestFields)} from value: ${JSON.stringify(state.val)}`,
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);
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if (fields) {
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for (const field in fields) {
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if (!Object.prototype.hasOwnProperty.call(fields, field)) {
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continue;
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}
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if (field === 'entity_id') {
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target.entity_id = this.hassObjects[id].native.entity_id;
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} else if (requestFields[field] !== undefined) {
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serviceData[field] = requestFields[field];
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}
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}
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}
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const noFields = Object.keys(serviceData).length === 0;
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serviceData.entity_id = this.hassObjects[id].native.entity_id;
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this.log.debug(
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`Send to HASS for service ${this.hassObjects[id].native.attr} with ${this.hassObjects[id].native.domain || this.hassObjects[id].native.type} and data ${JSON.stringify(serviceData)}`,
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);
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this.hass!.callService(
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this.hassObjects[id].native.attr,
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this.hassObjects[id].native.domain || this.hassObjects[id].native.type,
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serviceData,
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target,
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err => {
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if (err) {
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this.log.error(`Cannot control ${id}: ${err}`);
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}
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if (err && fields && noFields) {
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this.log.warn(
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`Please make sure to provide a stringified JSON as value to set relevant fields! Please refer to the Readme for details!`,
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);
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this.log.warn(`Allowed field keys are: ${Object.keys(fields).join(', ')}`);
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}
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},
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);
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}
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private onUnload(callback?: () => void): void {
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this.stopped = true;
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if (this.delayTimeout) {
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clearTimeout(this.delayTimeout);
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this.delayTimeout = null;
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}
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this.hass?.close();
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callback?.();
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}
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private async syncStates(
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states: { id?: string; lc?: number; ts?: number; val: ioBroker.StateValue; ack: boolean }[],
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): Promise<void> {
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if (states?.length) {
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for (const state of states) {
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const id = state.id!;
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delete state.id;
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try {
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await this.setForeignStateAsync(id, state);
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} catch (err) {
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this.log.error(err.toString());
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}
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}
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}
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}
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private async syncObjects(objects: (ioBroker.ChannelObject | ioBroker.StateObject)[]): Promise<void> {
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if (objects?.length) {
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for (const obj of objects) {
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this.hassObjects[obj._id] = obj;
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try {
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const oldObj = await this.getForeignObjectAsync(obj._id);
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if (!oldObj) {
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this.log.debug(`Create "${obj._id}": ${JSON.stringify(obj.common)}`);
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this.hassObjects[obj._id] = obj;
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await this.setForeignObjectAsync(obj._id, obj);
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} else {
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this.hassObjects[obj._id] = oldObj as ioBroker.StateObject | ioBroker.ChannelObject;
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if (JSON.stringify(obj.native) !== JSON.stringify(oldObj.native)) {
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oldObj.native = obj.native;
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this.log.debug(`Update "${obj._id}": ${JSON.stringify(obj.common)}`);
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await this.setForeignObjectAsync(obj._id, oldObj);
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}
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}
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} catch (err) {
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this.log.error(err.toString());
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}
|
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}
|
||||
}
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}
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|
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private async parseStates(
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entities: {
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name: string;
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attributes: { friendly_name?: string; attribution?: string; unit_of_measurement?: string };
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entity_id: string;
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object_id: string;
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last_changed?: string;
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last_updated?: string;
|
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state: ioBroker.StateValue;
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domain: string;
|
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}[],
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services: Record<string, { [serviceType: string]: { description: string; fields: { entity_id: string } } }>,
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): Promise<void> {
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const objs: (ioBroker.ChannelObject | ioBroker.StateObject)[] = [];
|
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const states: { id: string; lc?: number; ts?: number; val: ioBroker.StateValue; ack: boolean }[] = [];
|
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for (let e = 0; e < entities.length; e++) {
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const entity = entities[e];
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if (!entity) {
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continue;
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}
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const name = entity.name || entity.attributes?.friendly_name || entity.entity_id;
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const desc = entity.attributes?.attribution || undefined;
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const channel: ioBroker.ChannelObject = {
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_id: `${this.namespace}.entities.${entity.entity_id}`,
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common: {
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name,
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},
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type: 'channel',
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native: {
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object_id: entity.object_id,
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entity_id: entity.entity_id,
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},
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};
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if (desc) {
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channel.common.desc = desc;
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}
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objs.push(channel);
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const lc = entity.last_changed ? new Date(entity.last_changed).getTime() : undefined;
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const ts = entity.last_updated ? new Date(entity.last_updated).getTime() : undefined;
|
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if (entity.state !== undefined) {
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const obj: ioBroker.StateObject = {
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_id: `${this.namespace}.entities.${entity.entity_id}.state`,
|
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type: 'state',
|
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common: {
|
||||
name: `${name} STATE`,
|
||||
type: typeof entity.state as ioBroker.CommonType,
|
||||
role: 'state',
|
||||
read: true,
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write: false,
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},
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native: {
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object_id: entity.object_id,
|
||||
domain: entity.domain,
|
||||
entity_id: entity.entity_id,
|
||||
},
|
||||
};
|
||||
if (entity.attributes?.unit_of_measurement) {
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||||
obj.common.unit = entity.attributes.unit_of_measurement;
|
||||
}
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||||
this.log.debug(
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||||
`Found Entity state ${obj._id}: ${JSON.stringify(obj.common)} / ${JSON.stringify(obj.native)}`,
|
||||
);
|
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objs.push(obj);
|
||||
|
||||
let val = entity.state;
|
||||
if ((typeof val === 'object' && val !== null) || Array.isArray(val)) {
|
||||
val = JSON.stringify(val);
|
||||
}
|
||||
|
||||
states.push({ id: obj._id, lc, ts, val, ack: true });
|
||||
}
|
||||
|
||||
if (entity.attributes) {
|
||||
for (const attr in entity.attributes) {
|
||||
if (Object.prototype.hasOwnProperty.call(entity.attributes, attr)) {
|
||||
if (attr === 'friendly_name' || attr === 'unit_of_measurement' || attr === 'icon') {
|
||||
continue;
|
||||
}
|
||||
|
||||
let common: ioBroker.StateCommon;
|
||||
if (knownAttributes[attr]) {
|
||||
common = { ...knownAttributes[attr] } as ioBroker.StateCommon;
|
||||
} else {
|
||||
common = {} as ioBroker.StateCommon;
|
||||
}
|
||||
|
||||
const attrId = attr.replace(this.FORBIDDEN_CHARS, '_').replace(/\.+$/, '_');
|
||||
const obj: ioBroker.StateObject = {
|
||||
_id: `${this.namespace}.entities.${entity.entity_id}.${attrId}`,
|
||||
type: 'state',
|
||||
common,
|
||||
native: {
|
||||
object_id: entity.object_id,
|
||||
domain: entity.domain,
|
||||
entity_id: entity.entity_id,
|
||||
attr,
|
||||
},
|
||||
};
|
||||
common.name ||= `${name} ${attr.replace(/_/g, ' ')}`;
|
||||
common.read ??= true;
|
||||
common.write ??= false;
|
||||
common.type ??=
|
||||
mapTypes[
|
||||
typeof entity.attributes[
|
||||
attr as 'friendly_name' | 'attribution' | 'unit_of_measurement'
|
||||
]
|
||||
];
|
||||
|
||||
this.log.debug(
|
||||
`Found Entity attribute ${obj._id}: ${JSON.stringify(obj.common)} / ${JSON.stringify(obj.native)}`,
|
||||
);
|
||||
|
||||
objs.push(obj);
|
||||
|
||||
let val: string | null =
|
||||
entity.attributes[attr as 'friendly_name' | 'attribution' | 'unit_of_measurement'] ?? null;
|
||||
if ((typeof val === 'object' && val !== null) || Array.isArray(val)) {
|
||||
val = JSON.stringify(val);
|
||||
}
|
||||
|
||||
states.push({ id: obj._id, lc, ts, val, ack: true });
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
const serviceType = entity.entity_id.split('.')[0];
|
||||
|
||||
if (services[serviceType] && !skipServices.includes(serviceType)) {
|
||||
const service = services[serviceType];
|
||||
for (const s in service) {
|
||||
if (Object.prototype.hasOwnProperty.call(service, s)) {
|
||||
const obj: ioBroker.StateObject = {
|
||||
_id: `${this.namespace}.entities.${entity.entity_id}.${s}`,
|
||||
type: 'state',
|
||||
common: {
|
||||
name: entity.entity_id,
|
||||
desc: service[s].description,
|
||||
read: false,
|
||||
write: true,
|
||||
type: 'mixed' as ioBroker.CommonType,
|
||||
role: 'state',
|
||||
},
|
||||
native: {
|
||||
object_id: entity.object_id,
|
||||
domain: entity.domain,
|
||||
fields: service[s].fields,
|
||||
entity_id: entity.entity_id,
|
||||
attr: s,
|
||||
type: serviceType,
|
||||
},
|
||||
};
|
||||
|
||||
this.log.debug(
|
||||
`Found Entity service ${obj._id}: ${JSON.stringify(obj.common)} / ${JSON.stringify(obj.native)}`,
|
||||
);
|
||||
|
||||
objs.push(obj);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
await this.syncObjects(objs);
|
||||
await this.syncStates(states);
|
||||
}
|
||||
|
||||
private async main(): Promise<void> {
|
||||
this.config.host ||= '127.0.0.1';
|
||||
this.config.port = parseInt(String(this.config.port), 10) || 8123;
|
||||
|
||||
await this.setStateAsync('info.connection', false, true);
|
||||
|
||||
this.hass = new HASS(this.config, this.log);
|
||||
|
||||
this.hass.on('error', err => this.log.error(err));
|
||||
|
||||
this.hass.on('state_changed', entity => {
|
||||
this.log.debug(`HASS-Message: State Changed: ${JSON.stringify(entity)}`);
|
||||
if (!entity || typeof entity.entity_id !== 'string') {
|
||||
return;
|
||||
}
|
||||
|
||||
const id = `entities.${entity.entity_id}.`;
|
||||
const lc = entity.last_changed ? new Date(entity.last_changed).getTime() : undefined;
|
||||
const ts = entity.last_updated ? new Date(entity.last_updated).getTime() : undefined;
|
||||
|
||||
if (entity.state !== undefined) {
|
||||
if (this.hassObjects[`${this.namespace}.${id}state`]) {
|
||||
this.setState(`${id}state`, { val: entity.state, ack: true, lc, ts });
|
||||
} else {
|
||||
this.log.info(
|
||||
`State changed for unknown object ${id}state. Please restart the adapter to resync the objects.`,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
if (entity.attributes) {
|
||||
for (const attr in entity.attributes) {
|
||||
if (
|
||||
!Object.prototype.hasOwnProperty.call(entity.attributes, attr) ||
|
||||
attr === 'friendly_name' ||
|
||||
attr === 'unit_of_measurement' ||
|
||||
attr === 'icon' ||
|
||||
!attr.length
|
||||
) {
|
||||
continue;
|
||||
}
|
||||
let val = entity.attributes[attr];
|
||||
if ((typeof val === 'object' && val !== null) || Array.isArray(val)) {
|
||||
val = JSON.stringify(val);
|
||||
}
|
||||
const attrId = attr.replace(this.FORBIDDEN_CHARS, '_').replace(/\.+$/, '_');
|
||||
if (this.hassObjects[`${this.namespace}.${id}state`]) {
|
||||
this.setState(id + attrId, { val, ack: true, lc, ts });
|
||||
} else {
|
||||
this.log.info(
|
||||
`State changed for unknown object ${id + attrId}. Please restart the adapter to resync the objects.`,
|
||||
);
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
this.hass.on('connected', () => {
|
||||
if (!this.hassConnected) {
|
||||
this.log.debug('Connected');
|
||||
this.hassConnected = true;
|
||||
this.setState('info.connection', true, true);
|
||||
this.hass!.getConfig(err => {
|
||||
if (err) {
|
||||
this.log.error(`Cannot read config: ${err}`);
|
||||
return;
|
||||
}
|
||||
this.delayTimeout = setTimeout(() => {
|
||||
this.delayTimeout = null;
|
||||
if (!this.stopped) {
|
||||
this.hass!.getStates((err, states) => {
|
||||
if (this.stopped) {
|
||||
return;
|
||||
}
|
||||
if (err) {
|
||||
this.log.error(`Cannot read states: ${err}`);
|
||||
return;
|
||||
}
|
||||
this.delayTimeout = setTimeout(() => {
|
||||
this.delayTimeout = null;
|
||||
if (!this.stopped) {
|
||||
this.hass!.getServices(async (err, services): Promise<void> => {
|
||||
if (this.stopped) {
|
||||
return;
|
||||
}
|
||||
if (err) {
|
||||
this.log.error(`Cannot read states: ${err}`);
|
||||
} else {
|
||||
await this.parseStates(states, services);
|
||||
this.log.debug(
|
||||
'Initial parsing of states done, subscribe to ioBroker states',
|
||||
);
|
||||
await this.subscribeStatesAsync('*');
|
||||
}
|
||||
});
|
||||
}
|
||||
}, 100);
|
||||
});
|
||||
}
|
||||
}, 100);
|
||||
});
|
||||
}
|
||||
});
|
||||
|
||||
this.hass.on('disconnected', () => {
|
||||
if (this.hassConnected) {
|
||||
this.log.debug('Disconnected');
|
||||
this.hassConnected = false;
|
||||
this.setState('info.connection', false, true);
|
||||
}
|
||||
});
|
||||
|
||||
this.hass.connect();
|
||||
}
|
||||
}
|
||||
|
||||
export default HassAdapter;
|
||||
|
||||
if (require.main !== module) {
|
||||
// Export the constructor in compact mode
|
||||
module.exports = (options: Partial<AdapterOptions> | undefined) => new HassAdapter(options);
|
||||
} else {
|
||||
// otherwise start the instance directly
|
||||
(() => new HassAdapter())();
|
||||
}
|
||||
Reference in New Issue
Block a user