Add android get wired headset.

Author: lahsuk

android/src/main/java/com/zxcpoiu/incallmanager/InCallManagerModule.java

@@ -1718,12 +1718,19 @@ private boolean hasWiredHeadset() {
                 } else if (type == AudioDeviceInfo.TYPE_USB_DEVICE) {
                     Log.d(TAG, "hasWiredHeadset: found USB audio device");
                     return true;
+                } else if (type == AudioDeviceInfo.TYPE_WIRED_HEADPHONES) {
+                    Log.d(TAG, "hasWiredHeadset: found wired headphones");
+                    return true;
                 }
             }
             return false;
         }
     }
 
+    @ReactMethod
+    public void getIsWiredHeadsetPluggedIn(Promise promise) {
+        promise.resolve(this.hasWiredHeadset());
+    }
 
     /**
      * Updates list of possible audio devices and make new device selection.

index.js

@@ -38,12 +38,8 @@ class InCallManager {
     }
 
     async getIsWiredHeadsetPluggedIn() {
-        if (Platform.OS === 'ios') {
-            return await _InCallManager.getIsWiredHeadsetPluggedIn();
-        } else {
-            console.log("Android doesn't support getIsWiredHeadsetPluggedIn() yet.");
-            return null;
-        }
+        let isPluggedIn = await _InCallManager.getIsWiredHeadsetPluggedIn();
+        return { isWiredHeadsetPluggedIn: isPluggedIn };
     }
 
     setFlashOn(enable, brightness) {

ios/RNInCallManager/RNInCallManager.m

@@ -434,9 +434,7 @@ - (void)dealloc
                                       reject:(RCTPromiseRejectBlock)reject)
 {
     BOOL wiredHeadsetPluggedIn = [self isWiredHeadsetPluggedIn];
-    resolve(@{
-        @"isWiredHeadsetPluggedIn": wiredHeadsetPluggedIn ? @YES : @NO,
-    });
+    resolve(wiredHeadsetPluggedIn ? @YES : @NO);
 }
 
 - (void)updateAudioRoute