Add a callback that fires instantly when the button is clicked

FaveButton.podspec

@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
 
   s.name         = "FaveButton"
-  s.version      = "3.2.1"
+  s.version      = "3.2.2"
   s.summary      = "Twitter's heart like animated button written in Swift"
   s.license      = 'MIT'
   s.homepage     = 'https://github.com/janselv/fave-button'

Source/FaveButton.swift

@@ -29,7 +29,11 @@ public typealias DotColors = (first: UIColor, second: UIColor)
 
 
 public protocol FaveButtonDelegate{
+    // This callback happens after the animation in the UI finishes (which takes 1 second to complete)
     func faveButton(_ faveButton: FaveButton, didSelected selected: Bool)
+
+    // The instant callback is fired immediately when the user taps the button
+    func instantCallback(_ faveButton: FaveButton, didSelected selected: Bool) 
 
     func faveButtonDotColors(_ faveButton: FaveButton) -> [DotColors]?
 }
@@ -38,6 +42,7 @@ public protocol FaveButtonDelegate{
 // MARK: Default implementation
 public extension FaveButtonDelegate{
     func faveButtonDotColors(_ faveButton: FaveButton) -> [DotColors]?{ return nil }
+    func instantCallback(_ faveButton: FaveButton, didSelected selected: Bool) { }
 }
 
 open class FaveButton: UIButton {
@@ -191,15 +196,18 @@ extension FaveButton{
     }
 
     @objc func toggle(_ sender: FaveButton){
-        sender.isSelected = !sender.isSelected
+        let selected = !sender.isSelected
+        sender.isSelected = selected
 
         guard case let delegate as FaveButtonDelegate = self.delegate else{
             return
         }
+
+        delegate.instantCallback(sender, didSelected: selected)
 
         let delay = DispatchTime.now() + Double(Int64(Double(NSEC_PER_SEC) * Const.duration)) / Double(NSEC_PER_SEC)
         DispatchQueue.main.asyncAfter(deadline: delay){
-            delegate.faveButton(sender, didSelected: sender.isSelected)
+            delegate.faveButton(sender, didSelected: selected)
         }
     }
 }