Add endAllCalls method to Android

Author: Brandon Huang

android/src/main/java/io/wazo/callkeep/RNCallKeepModule.java

@@ -61,6 +61,7 @@
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.ResourceBundle;
 
 import static android.support.v4.app.ActivityCompat.requestPermissions;
@@ -192,6 +193,22 @@ public void endCall(String uuid) {
         Log.d(TAG, "endCall executed");
     }
 
+    @ReactMethod
+    public void endAllCalls() {
+        Log.d(TAG, "endAllCalls called");
+        if (!isConnectionServiceAvailable() || !hasPhoneAccount()) {
+            return;
+        }
+
+        Map<String, VoiceConnection> currentConnections = VoiceConnectionService.currentConnections;
+        for (Map.Entry<String, VoiceConnection> connectionEntry : currentConnections.entrySet()) {
+            Connection connectionToEnd = connectionEntry.getValue();
+            connectionToEnd.onDisconnect();
+        }
+
+        Log.d(TAG, "endAllCalls executed");
+    }
+
     @ReactMethod
     public void checkPhoneAccountPermission(ReadableArray optionalPermissions, Promise promise) {
         Activity currentActivity = this.getCurrentActivity();

android/src/main/java/io/wazo/callkeep/VoiceConnectionService.java

@@ -63,7 +63,7 @@
 public class VoiceConnectionService extends ConnectionService {
     private static Boolean isAvailable = false;
     private static String TAG = "RNCK:VoiceConnectionService";
-    private static Map<String, VoiceConnection> currentConnections = new HashMap<>();
+    public static Map<String, VoiceConnection> currentConnections = new HashMap<>();
 
     public static Connection getConnection(String connectionId) {
         if (currentConnections.containsKey(connectionId)) {

index.js

@@ -94,7 +94,7 @@ class RNCallKeep {
   };
 
   endAllCalls = () => {
-    isIOS ? RNCallKeepModule.endAllCalls() : RNCallKeepModule.endCall();
+    RNCallKeepModule.endAllCalls();
   };
 
   supportConnectionService = () => supportConnectionService;