Added did tap on ios need testing

ios/Classes/FluttertoastPlugin.m

@@ -4,9 +4,13 @@
 
 static NSString *const CHANNEL_NAME = @"PonnamKarthik/fluttertoast";
 
+@interface FluttertoastPlugin ()
+@property(nonatomic, retain) FluttertoastPlugin *channel;
+@end
 
 @implementation FluttertoastPlugin {
     FlutterResult _result;
+
 }
 
 + (void)registerWithRegistrar:(NSObject <FlutterPluginRegistrar> *)registrar {
@@ -16,6 +20,7 @@ static NSString *const CHANNEL_NAME = @"PonnamKarthik/fluttertoast";
     UIViewController *viewController =
             [UIApplication sharedApplication].delegate.window.rootViewController;
     FluttertoastPlugin *instance = [[FluttertoastPlugin alloc] init];
+    instance.channel = channel;
     [registrar addMethodCallDelegate:instance channel:channel];
 
 }
@@ -38,6 +43,7 @@ static NSString *const CHANNEL_NAME = @"PonnamKarthik/fluttertoast";
         NSString *durationTime = call.arguments[@"time"];
         NSNumber *bgcolor = call.arguments[@"bgcolor"];
         NSNumber *textcolor = call.arguments[@"textcolor"];
+        NSNumber *size = call.arguments[@"size"];
 
         int time = 1;
         @try {
@@ -64,7 +70,15 @@ static NSString *const CHANNEL_NAME = @"PonnamKarthik/fluttertoast";
             [[UIApplication sharedApplication].delegate.window.rootViewController.view makeToast:msg
                                                                                         duration:time
                                                                                         position:CSToastPositionCenter
-                                                                                           style:style];
+                                                                                           style:style
+                                                                                           completion:^(BOOL didTap){
+
+                                                                                               [self.channel invokeMethod:@"onTap" arguments:@{
+                                                                                                   @"didTao" : didTap
+                                                                                                   }];
+                                                                                               
+
+                                                                                           }];
         } else {
             [[UIApplication sharedApplication].delegate.window.rootViewController.view makeToast:msg
                                                                                         duration:time

ios/Classes/UIView+Toast.m

@@ -80,6 +80,11 @@ static const NSString * CSToastQueueKey             = @"CSToastQueueKey";
     [self showToast:toast duration:duration position:position completion:nil];
 }
 
+- (void)makeToast:(NSString *)message duration:(NSTimeInterval)duration position:(id)position style:(CSToastStyle *)style completion:(void(^)(BOOL didTap))completion {
+    UIView *toast = [self toastViewForMessage:message title:nil image:nil style:style];
+    [self showToast:toast duration:duration position:position completion:completion];
+}
+
 - (void)makeToast:(NSString *)message duration:(NSTimeInterval)duration position:(id)position title:(NSString *)title image:(UIImage *)image style:(CSToastStyle *)style completion:(void(^)(BOOL didTap))completion {
     UIView *toast = [self toastViewForMessage:message title:title image:image style:style];
     [self showToast:toast duration:duration position:position completion:completion];

lib/fluttertoast.dart

@@ -13,14 +13,33 @@ class Fluttertoast {
   static const MethodChannel _channel =
       const MethodChannel('PonnamKarthik/fluttertoast');
 
-  static Future<String> showToast({
+  Fluttertoast _instance;
+
+  Fluttertoast get instance {
+    if (_instance == null) {
+
+    }
+  }
+
+
+
+  Fluttertoast(){
+    _channel.setMethodCallHandler(_handleMethod);
+  }
+
+
+  Function(bool) didTap;
+
+  Future<String> showToast({
     @required String msg,
     Toast toastLength,
     int timeInSecForIos = 1,
     ToastGravity gravity,
     Color backgroundColor,
     Color textColor,
+    Function(bool) didTap,
   }) async {
+    this.didTap = didTap;
     String toast = "short";
     if (toastLength == Toast.LENGTH_LONG) {
       toast = "long";
@@ -53,4 +72,14 @@ class Fluttertoast {
     String res = await _channel.invokeMethod('showToast', params);
     return res;
   }
+
+  Future<dynamic> _handleMethod(MethodCall call) async {
+  switch(call.method) {
+    case "onTap":
+
+      didTap(true);
+      
+      return new Future.value("");
+  }
+}
 }