typescriptifying

src/AItem.ts

@@ -0,0 +1,31 @@
+import * as logger from './log'
+import { mqttHandler } from './MqttDispatcher'
+
+
+export abstract class AItem {
+    protected topicFirstPart: string;
+    private itemId: string;
+    private item: string;
+    private room: string;
+    private floor: string
+    protected subscribeTopics: string[]
+
+    constructor(floor: string, room: string, item: string) {
+        this.floor = floor
+        this.room = room    
+        this.item = item
+        this.itemId = `${this.floor}.${this.room}.${this.item}`
+        this.topicFirstPart = `dispatcher_ng/items/${this.floor}/${this.room}/${this.item}`
+    }
+
+    abstract processMessage(topic: string, payload: string) : void
+
+    start() : void {
+        mqttHandler.register(this.subscribeTopics, (topic: string, payload: string) : void => {
+            logger.info(`item ${this.itemId}: ${topic}, ${payload}`)
+            this.processMessage(topic, payload)
+        })
+    }
+}
+
+