Can respond to friendship requests

lib/helpers/friends_helper.dart

@@ -24,15 +24,31 @@ class FriendsHelper {
 
     // Parse and return the list of friends
     FriendsList list = FriendsList();
-    response.getArray().forEach((f) =>
-        list.add(Friend(
-          id: f["ID_friend"],
-          accepted: f["accepted"] == 1,
-          lastActive: f["time_last_activity"],
-          following: f["following"] == 1,
-          canPostTexts: f["canPostTexts"],),),
-    );
+    response.getArray().forEach(
+          (f) => list.add(
+                Friend(
+                  id: f["ID_friend"],
+                  accepted: f["accepted"] == 1,
+                  lastActive: f["time_last_activity"],
+                  following: f["following"] == 1,
+                  canPostTexts: f["canPostTexts"],
+                ),
+              ),
+        );
 
     return list;
   }
-}
+
+  /// Respond to friendship request
+  Future<bool> respondRequest(int friendID, bool accept) async {
+    final response = await APIRequest(
+        uri: "friends/respondRequest",
+        needLogin: true,
+        args: {
+          "friendID": friendID.toString(),
+          "accept": accept.toString()
+        }).exec();
+
+    return response.code == 200;
+  }
+}