Identify support

Resolves #77

Author: karlvr

.changeset/loud-goats-rhyme.md

@@ -0,0 +1,5 @@
+---
+"homebridge-roomba2": minor
+---
+
+Added support for Identify method (supported in 3rd party HomeKit apps)

README.md

@@ -20,6 +20,7 @@
 - Roomba docked notification 
 - Roomba running notification
 - Roomba bin full notification
+- Find Roomba (Identify Function, supported in 3rd Party HomeKit apps)
 
 The homebridge-roomba2 plugin polls Roomba for its status when requested by HomeKit, so when you first open
 the Home app you may see an old status, or no status, until Roomba has had time to respond (which may take

src/accessory.ts

@@ -170,7 +170,7 @@ export default class RoombaAccessory implements AccessoryPlugin {
 
         this.accessoryInfo.setCharacteristic(Characteristic.Manufacturer, "iRobot");
         this.accessoryInfo.setCharacteristic(Characteristic.SerialNumber, this.serialnum);
-        this.accessoryInfo.setCharacteristic(Characteristic.Identify, false);
+        this.accessoryInfo.setCharacteristic(Characteristic.Identify, true);
         this.accessoryInfo.setCharacteristic(Characteristic.Name, this.name);
         this.accessoryInfo.setCharacteristic(Characteristic.Model, this.model);
         this.accessoryInfo.setCharacteristic(Characteristic.FirmwareRevision, version);
@@ -222,8 +222,18 @@ export default class RoombaAccessory implements AccessoryPlugin {
         this.startLongWatch();
     }
 
-    public identify(): void {
-        this.log.debug("Identify requested. Not supported yet.");
+    public identify() {
+        this.log("Identify requested");
+        this.connect(async(error, roomba) => {
+            if (error || !roomba) {
+                return;
+            }
+            try {
+                await roomba.find();
+            } catch (error) {
+                this.log("Roomba failed to locate: %s", (error as Error).message);
+            }
+        });
     }
 
     public getServices(): Service[] {

src/dorita980.d.ts

@@ -12,6 +12,7 @@ declare module "dorita980" {
         stop(): Promise<CommandResult>
         end(): Promise<CommandResult>
         dock(): Promise<CommandResult>
+        find(): Promise<CommandResult>
         getRobotState(states: string[]): Promise<RobotState>
     }
 
@@ -44,6 +45,7 @@ declare module "dorita980" {
         public stop(): Promise<CommandResult>
         public end(): Promise<CommandResult>
         public dock(): Promise<CommandResult>
+        public find(): Promise<CommandResult>
         public getRobotState(states: string[]): Promise<RobotState>
     }
 }