Add full support for mode controller

src/Alex2Node.ts

@@ -145,7 +145,7 @@ class Alex2MQTT extends EventEmitter {
       this.rootTopic,
       name,
       endpointId,
-      normalizedCategory
+      normalizedCategory|| [DisplayCategory.LIGHT]
     );
     this.devices.push(device);
     return device;

src/AlexaInterface.ts

@@ -81,6 +81,7 @@ interface FriendlyName {
 export class AlexaInterface {
   private friendlyNames: FriendlyName[] = [];
   private actionMappings: ActionMapping[] = [];
+  private supportedModes: string[] = [];
 
   constructor(
     public type: AlexaInterfaceType,
@@ -96,7 +97,9 @@ export class AlexaInterface {
   addFriendlyName(name: string, locale: string): void {
     this.friendlyNames.push({ text: name, locale });
   }
-
+  addSupportedModes(modes: string[]): void {
+    this.supportedModes = modes;
+  }
   setInstance(name: string): void {
     this.instance = name;
   }
@@ -209,6 +212,8 @@ export class AlexaInterface {
         return ["connectivity"];
       case AlexaInterfaceType.TOGGLE_CONTROLLER:
         return ["toggleState"];
+        case AlexaInterfaceType.MODE_CONTROLLER:
+        return ["mode"];
       case AlexaInterfaceType.TEMPERATURE_SENSOR:
         return ["temperature"];
       case AlexaInterfaceType.THERMOSTAT_CONTROLLER:
@@ -241,7 +246,6 @@ export class AlexaInterface {
       case AlexaInterfaceType.LOCK_CONTROLLER:
       case AlexaInterfaceType.MEDIA_PLAYBACK:
       case AlexaInterfaceType.MEDIA_SEARCH:
-      case AlexaInterfaceType.MODE_CONTROLLER:
       case AlexaInterfaceType.MOTION_SENSOR:
       case AlexaInterfaceType.PERCENTAGE_CONTROLLER:
       case AlexaInterfaceType.PLAYBACK_CONTROLLER:
@@ -291,6 +295,11 @@ export class AlexaInterface {
         "supportedModes": ["HEAT", "COOL", "AUTO", "OFF"],
         "supportsScheduling": false
       }
+    }else if (this.supportedModes.length > 0) {
+      doc["configuration"] = {
+        ordered:true,
+        supportedModes: this.supportedModes,
+      };
     }
     if (this.instance) {
       doc.instance = this.instance;
@@ -306,6 +315,7 @@ export class AlexaInterface {
         };
         friendlyNamesArray.push(friendlyNameObj);
       });
+      capabilityResources.friendlyNames=friendlyNamesArray
       doc["capabilityResources"] = capabilityResources;
     }
     if (this.actionMappings.length > 0) {

src/AlexaStatusMessage.ts

@@ -115,6 +115,15 @@ export class AlexaStatusMessage {
     this.context.properties.push(prop);
     return this;
   }
+  public addModeControllerProp(instance: string, value: string, uncertaintyInMs = 0): this {
+      return this.addProperty(
+        AlexaInterfaceType.MODE_CONTROLLER,
+        "mode",
+        value,
+        uncertaintyInMs,
+        instance
+      );
+    }     
   public addThermostatModeProp(mode: string, uncertaintyInMs = 0): this {
     return this.addProperty(
       AlexaInterfaceType.THERMOSTAT_CONTROLLER,