typescriptifying completed

src/HomematicDimmerItem.ts

@@ -0,0 +1,76 @@
+import * as logger from './log'
+import { mqttHandler } from './MqttDispatcher'
+import { AHomematicItem } from './AHomematicItem'
+
+
+export class HomematicDimmerItem extends AHomematicItem {
+    private oldBright: number|undefined
+    private bright: number
+    private oldState: string|undefined
+    private state: string
+    private errorReducedTopic: string
+    private errorOverloadTopic: string
+    private errorOverheatTopic: string
+    private actionTopic: string
+    private brightFeedbackTopic: string
+    private stateFeedbackTopic: string
+    private brightTopic: string
+    private stateTopic: string
+
+    constructor(floor: string, room: string, item: string, hmId: number) {
+        super(floor, room, item, hmId)
+        this.stateTopic = `${this.topicFirstPart}/state`
+        this.brightTopic = `${this.topicFirstPart}/bright`
+        this.stateFeedbackTopic = `${this.topicFirstPart}/state/feedback`
+        this.brightFeedbackTopic = `${this.topicFirstPart}/bright/feedback`
+        this.actionTopic = `${this.actionTopicPre}/1/LEVEL`
+        this.errorOverheatTopic = `${this.deviceTopicPre}/1/ERROR_OVERHEAT`
+        this.errorOverloadTopic = `${this.deviceTopicPre}/1/ERROR_OVERLOAD`
+        this.errorReducedTopic = `${this.deviceTopicPre}/1/ERROR_REDUCED`
+        this.subscribeTopics = [
+            this.stateTopic,
+            this.brightTopic,
+            this.errorOverheatTopic,
+            this.errorOverloadTopic,
+            this.errorReducedTopic
+        ]
+        this.state = 'OFF'
+        this.oldState = undefined
+        this.bright = 0.0
+        this.oldBright = undefined
+    }
+
+    dimmerAction() : void {
+        if ((this.state != this.oldState) || (this.bright != this.oldBright)) {                
+            if (this.state == 'ON') {
+                mqttHandler.send(this.actionTopic, `${this.bright / 100.0}`)
+            } else {
+                mqttHandler.send(this.actionTopic, '0')
+            }
+            this.oldState = this.state
+            this.oldBright = this.bright
+        }
+    }
+
+    processMessage(topic: string, payload: string) : void {
+        switch (topic) {
+            case this.stateTopic:
+                this.state = payload
+                mqttHandler.send(this.stateFeedbackTopic, this.state)
+                this.dimmerAction()
+                break
+            case this.brightTopic:
+                this.bright = parseFloat(payload)
+                mqttHandler.send(this.brightFeedbackTopic, `${this.bright}`)
+                this.dimmerAction()
+                break
+            case this.errorOverheatTopic:
+            case this.errorOverloadTopic:
+            case this.errorReducedTopic:
+                if (payload != 'false') {
+                    logger.warn(`Homematic dimmer ${this.hmId}, ${this.itemId} reports: ${topic}: ${payload}`)
+                }
+                break
+        }
+    }
+}