From 097e4476bc20b0166b27b9f2c4772e5f0050c550 Mon Sep 17 00:00:00 2001
From: Pavel Lyskov <pointspy@icloud.com>
Date: Wed, 17 Oct 2018 10:28:35 +0500
Subject: [PATCH] More smooth

Hi. I made some changes to your project. It works smoother now.
---
 AppStoreInteractiveTransition/Misc/GlobalConstants.swift    | 2 +-
 .../Transition/CardPresentationController.swift             | 6 +++---
 .../Transition/DismissCardAnimator.swift                    | 4 ++--
 .../ViewControllers/CardDetailViewController.swift          | 4 ++--
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/AppStoreInteractiveTransition/Misc/GlobalConstants.swift b/AppStoreInteractiveTransition/Misc/GlobalConstants.swift
index 66d2cb4..113ed40 100644
--- a/AppStoreInteractiveTransition/Misc/GlobalConstants.swift
+++ b/AppStoreInteractiveTransition/Misc/GlobalConstants.swift
@@ -12,7 +12,7 @@ enum GlobalConstants {
     static let cardHighlightedFactor: CGFloat = 0.96
     static let statusBarAnimationDuration: TimeInterval = 0.4
     static let cardCornerRadius: CGFloat = 16
-    static let dismissalAnimationDuration = 0.6
+    static let dismissalAnimationDuration = 0.85
 
     static let cardVerticalExpandingStyle: CardVerticalExpandingStyle = .fromTop
 
diff --git a/AppStoreInteractiveTransition/Transition/CardPresentationController.swift b/AppStoreInteractiveTransition/Transition/CardPresentationController.swift
index 9c15a74..687bdf1 100644
--- a/AppStoreInteractiveTransition/Transition/CardPresentationController.swift
+++ b/AppStoreInteractiveTransition/Transition/CardPresentationController.swift
@@ -26,13 +26,13 @@ final class CardPresentationController: UIPresentationController {
         blurView.translatesAutoresizingMaskIntoConstraints = false
         container.addSubview(blurView)
         blurView.edges(to: container)
-        blurView.alpha = 0.0
+        blurView.effect = nil
 
         presentingViewController.beginAppearanceTransition(false, animated: false)
         presentedViewController.transitionCoordinator!.animate(alongsideTransition: { (ctx) in
             UIView.animate(withDuration: 0.5, animations: {
                 self.blurView.effect = UIBlurEffect(style: .light)
-                self.blurView.alpha = 1
+                
             })
         }) { (ctx) in }
     }
@@ -44,7 +44,7 @@ final class CardPresentationController: UIPresentationController {
     override func dismissalTransitionWillBegin() {
         presentingViewController.beginAppearanceTransition(true, animated: true)
         presentedViewController.transitionCoordinator!.animate(alongsideTransition: { (ctx) in
-            self.blurView.alpha = 0.0
+            self.blurView.effect = nil
         }, completion: nil)
     }
 
diff --git a/AppStoreInteractiveTransition/Transition/DismissCardAnimator.swift b/AppStoreInteractiveTransition/Transition/DismissCardAnimator.swift
index 60fa49c..80ac163 100644
--- a/AppStoreInteractiveTransition/Transition/DismissCardAnimator.swift
+++ b/AppStoreInteractiveTransition/Transition/DismissCardAnimator.swift
@@ -62,8 +62,8 @@ final class DismissCardAnimator: NSObject, UIViewControllerAnimatedTransitioning
 
         animatedContainerView.centerXAnchor.constraint(equalTo: container.centerXAnchor).isActive = true
         let animatedContainerTopConstraint = animatedContainerView.topAnchor.constraint(equalTo: container.topAnchor, constant: 0)
-        let animatedContainerWidthConstraint = animatedContainerView.widthAnchor.constraint(equalToConstant: cardDetailView.frame.width)
-        let animatedContainerHeightConstraint = animatedContainerView.heightAnchor.constraint(equalToConstant: cardDetailView.frame.height)
+        let animatedContainerWidthConstraint = animatedContainerView.widthAnchor.constraint(equalToConstant: container.frame.width)
+        let animatedContainerHeightConstraint = animatedContainerView.heightAnchor.constraint(equalToConstant: container.frame.height)
 
         NSLayoutConstraint.activate([animatedContainerTopConstraint, animatedContainerWidthConstraint, animatedContainerHeightConstraint])
 
diff --git a/AppStoreInteractiveTransition/ViewControllers/CardDetailViewController.swift b/AppStoreInteractiveTransition/ViewControllers/CardDetailViewController.swift
index 1ad6bb2..4b13ab9 100644
--- a/AppStoreInteractiveTransition/ViewControllers/CardDetailViewController.swift
+++ b/AppStoreInteractiveTransition/ViewControllers/CardDetailViewController.swift
@@ -160,13 +160,13 @@ class CardDetailViewController: StatusBarAnimatableViewController, UIScrollViewD
                 dismissalAnimator!.stopAnimation(false)
                 dismissalAnimator!.addCompletion { (pos) in
                     switch pos {
-                    case .end:
+                    case .current:
                         self.didSuccessfullyDragDownToDismiss()
                     default:
                         fatalError("Must finish dismissal at end!")
                     }
                 }
-                dismissalAnimator!.finishAnimation(at: .end)
+                dismissalAnimator!.finishAnimation(at: .current)
             }
 
         case .ended, .cancelled: