implement power status

Author: coding-lemur

src/models/controller-info.ts

@@ -4,6 +4,7 @@ export interface ControllerInfo {
     version: string;
     chipID: string;
     lux: number;
+    powerOn: boolean;
     network: Network;
     roomWeather: RoomWeather;
 }

src/server.ts

@@ -11,7 +11,6 @@ export class Server {
     private readonly apps: App[] = [];
     private readonly controller: SmartDisplayController;
 
-    private powerOn = true;
     private currentAppIndex = 0;
     private appIterations = 0;
 
@@ -55,7 +54,9 @@ export class Server {
         switch (command) {
             case 'power': {
                 if (message === 'on' || message === 'off') {
-                    this.powerOn = message === 'on' ? true : false;
+                    const powerOn = message === 'on' ? true : false;
+
+                    this.controller.power(powerOn);
                 }
 
                 break;

src/smart-display-controller.ts

@@ -15,6 +15,8 @@ import { MqttHelper } from './helper';
 export class SmartDisplayController {
     private readonly _info = new LastUpdated<ControllerInfo>();
 
+    private _powerStatus: boolean = true; // true = on; false = off
+
     get info(): ControllerInfo | null {
         // TODO return NULL if data too old
         return this._info.value;
@@ -46,6 +48,22 @@ export class SmartDisplayController {
         switch (command) {
             case 'info': {
                 this._info.value = JSON.parse(message);
+
+                const powerOnDevice = this._info.value?.powerOn;
+
+                // check power status
+                if (powerOnDevice !== this._powerStatus) {
+                    // inconsistence detected
+                    console.warn(
+                        'power status inconstistence:',
+                        `server: ${this._powerStatus}`,
+                        `device: ${powerOnDevice}`
+                    );
+
+                    // fix status
+                    this.power(this._powerStatus);
+                }
+
                 break;
             }
         }
@@ -111,6 +129,18 @@ export class SmartDisplayController {
         );
     }
 
+    power(status: boolean): void {
+        this._powerStatus = status;
+
+        const dataOut = {
+            on: status
+        };
+        this.client.publish(
+            'smartDisplay/client/in/power',
+            JSON.stringify(dataOut)
+        );
+    }
+
     destroy(): void {
         this.client.end(true);
     }