- Add (void) dismissViewControllerAnimated:(BOOL)animated completion:(void (^ _Nullable)(void))completion

Pod/Classes/PNImagePickerViewController.m

@@ -478,7 +478,8 @@
         }
         [_imagePickerView setNeedsUpdateConstraints];
         [_imagePickerView updateConstraintsIfNeeded];
-
+        
+        _isVisible = NO;
         if (animated) {
 
             [UIView animateWithDuration:_animationTime
@@ -519,6 +520,13 @@
     }
 }
 
+- (void) dismissViewControllerAnimated:(BOOL)animated completion:(void (^ _Nullable)(void))completion {
+    [self dismissAnimated:animated];
+    if (completion) {
+        completion();
+    }
+}
+
 @end