CHANGE: automatic topic generation in class

src/app/_models/mqtt-light.ts

@@ -1,9 +1,48 @@
-import { MQTTEntity } from './mqtt_base';
+import { iMQTTEntityBase, MQTTEntity } from './mqtt_base';
 
 export class MqttLight extends MQTTEntity {
-  cmd_t: string = 'command/topic';
-  bri_cmd_t: string = 'brightness/command/topic';
   pl_on: string = '1';
   pl_off: string = '0';
   val_tpl: string = '';
+  bri_cmd_t: string = 'brightness/command/topic';
+  _cmd_t: string = 'command/topic';
+
+  override readonly ent_type: string = 'light';
+  override attrs: Set<string> = new Set([
+    'name',
+    'uniq_id',
+    'stat_t',
+    'pl_on',
+    'pl_off',
+    'val_tpl',
+    'bri_cmd_t',
+    'cmd_t',
+  ]);
+
+  get cmd_t() {
+    return this._cmd_t;
+  }
+  set cmd_t(data: string) {
+    this._cmd_t = data;
+  }
+
+  override set name(data: string) {
+    super.name = data;
+    this.topic_updates.next('cmd_t');
+    this.topic_updates.next('bri_cmd_t');
+  }
+
+  override get name() {
+    return this._name;
+  }
+
+  override set uniq_id(data: string) {
+    super.uniq_id = data;
+    this.topic_updates.next('cmd_t');
+    this.topic_updates.next('bri_cmd_t');
+  }
+
+  override get uniq_id() {
+    return this._uniq_id;
+  }
 }