From e0cff212b71468f4a76df00d08390da26b3491d8 Mon Sep 17 00:00:00 2001
From: onur <onursunecli@hotmail.com>
Date: Sat, 26 Mar 2022 03:56:54 +0300
Subject: [PATCH] Left and Right swipe allowed control added

---
 lib/draggable_card.dart | 35 ++++++++++++++++++++++++++++-------
 lib/swipe_cards.dart    |  8 ++++++++
 2 files changed, 36 insertions(+), 7 deletions(-)

diff --git a/lib/draggable_card.dart b/lib/draggable_card.dart
index 08d686a..44051d9 100644
--- a/lib/draggable_card.dart
+++ b/lib/draggable_card.dart
@@ -16,6 +16,8 @@ class DraggableCard extends StatefulWidget {
   final bool upSwipeAllowed;
   final EdgeInsets padding;
   final bool isBackCard;
+  final bool leftSwipeAllowed;
+  final bool rightSwipeAllowed;
 
   DraggableCard(
       {this.card,
@@ -26,7 +28,9 @@ class DraggableCard extends StatefulWidget {
       this.onSlideRegionUpdate,
       this.upSwipeAllowed = true,
       this.isBackCard = false,
-      this.padding = EdgeInsets.zero});
+      this.padding = EdgeInsets.zero,
+      this.leftSwipeAllowed = true,
+      this.rightSwipeAllowed = true});
 
   @override
   _DraggableCardState createState() => _DraggableCardState();
@@ -229,13 +233,30 @@ class _DraggableCardState extends State<DraggableCard>
     final isInTopRegion = (cardOffset!.dy / context.size!.height) < -0.15;
 
     setState(() {
-      if (isInLeftRegion || isInRightRegion) {
-        slideOutTween = Tween(
-            begin: cardOffset, end: dragVector * (2 * context.size!.width));
-        slideOutAnimation.forward(from: 0.0);
+      if (isInRightRegion) {
+        if (widget.rightSwipeAllowed) {
+          slideOutTween = Tween(
+              begin: cardOffset, end: dragVector * (2 * context.size!.width));
+          slideOutAnimation.forward(from: 0.0);
+
+          slideOutDirection =
+              isInLeftRegion ? SlideDirection.left : SlideDirection.right;
+        } else {
+          slideBackStart = cardOffset;
+          slideBackAnimation.forward(from: 0.0);
+        }
+      } else if (isInLeftRegion) {
+        if (widget.leftSwipeAllowed) {
+          slideOutTween = Tween(
+              begin: cardOffset, end: dragVector * (2 * context.size!.width));
+          slideOutAnimation.forward(from: 0.0);
 
-        slideOutDirection =
-            isInLeftRegion ? SlideDirection.left : SlideDirection.right;
+          slideOutDirection =
+              isInLeftRegion ? SlideDirection.left : SlideDirection.right;
+        } else {
+          slideBackStart = cardOffset;
+          slideBackAnimation.forward(from: 0.0);
+        }
       } else if (isInTopRegion) {
         if (widget.upSwipeAllowed) {
           slideOutTween = Tween(
diff --git a/lib/swipe_cards.dart b/lib/swipe_cards.dart
index cf8e1ff..7e21a8f 100644
--- a/lib/swipe_cards.dart
+++ b/lib/swipe_cards.dart
@@ -12,6 +12,8 @@ class SwipeCards extends StatefulWidget {
   Function(SwipeItem, int)? itemChanged;
   final bool fillSpace;
   final bool upSwipeAllowed;
+  final bool leftSwipeAllowed;
+  final bool rightSwipeAllowed;
 
   SwipeCards({
     Key? key,
@@ -21,6 +23,8 @@ class SwipeCards extends StatefulWidget {
     this.fillSpace = true,
     this.upSwipeAllowed = false,
     this.itemChanged,
+    this.leftSwipeAllowed = true,
+    this.rightSwipeAllowed = true,
   }) : super(key: key);
 
   @override
@@ -169,6 +173,8 @@ class _SwipeCardsState extends State<SwipeCards> {
             card: _buildBackCard(),
             upSwipeAllowed: widget.upSwipeAllowed,
             isBackCard: true,
+            leftSwipeAllowed: widget.leftSwipeAllowed,
+            rightSwipeAllowed: widget.rightSwipeAllowed,
           ),
         if (widget.matchEngine.currentItem != null)
           DraggableCard(
@@ -179,6 +185,8 @@ class _SwipeCardsState extends State<SwipeCards> {
             onSlideOutComplete: _onSlideOutComplete,
             upSwipeAllowed: widget.upSwipeAllowed,
             isBackCard: false,
+            leftSwipeAllowed: widget.leftSwipeAllowed,
+            rightSwipeAllowed: widget.rightSwipeAllowed,
           )
       ],
     );