From 7909991612b29d4799bc3e4510514380d7ef1037 Mon Sep 17 00:00:00 2001
From: Sailesh Dahal <saileshbro@gmail.com>
Date: Thu, 28 Sep 2023 10:58:33 +0545
Subject: [PATCH] feat: add key to `DragAndDropItem` and `DragAndDropList`

---
 lib/drag_and_drop_item.dart           | 3 ++-
 lib/drag_and_drop_list.dart           | 5 ++++-
 lib/drag_and_drop_list_interface.dart | 1 -
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/lib/drag_and_drop_item.dart b/lib/drag_and_drop_item.dart
index 2f0dccf..e96f45e 100644
--- a/lib/drag_and_drop_item.dart
+++ b/lib/drag_and_drop_item.dart
@@ -12,10 +12,11 @@ class DragAndDropItem implements DragAndDropInterface {
   /// Set to true if it can be reordered.
   /// Set to false if it must remain fixed.
   final bool canDrag;
-
+  final Key? key;
   DragAndDropItem({
     required this.child,
     this.feedbackWidget,
     this.canDrag = true,
+    this.key,
   });
 }
diff --git a/lib/drag_and_drop_list.dart b/lib/drag_and_drop_list.dart
index d071581..e2c347e 100644
--- a/lib/drag_and_drop_list.dart
+++ b/lib/drag_and_drop_list.dart
@@ -47,9 +47,10 @@ class DragAndDropList implements DragAndDropListInterface {
   /// Set to true if it can be reordered.
   /// Set to false if it must remain fixed.
   final bool canDrag;
-
+  final Key? key;
   DragAndDropList({
     required this.children,
+    this.key,
     this.header,
     this.footer,
     this.leftSide,
@@ -95,6 +96,7 @@ class DragAndDropList implements DragAndDropListInterface {
     }
 
     return Container(
+      key: key,
       width: params.axis == Axis.vertical
           ? double.infinity
           : params.listWidth - params.listPadding!.horizontal,
@@ -122,6 +124,7 @@ class DragAndDropList implements DragAndDropListInterface {
       }
       for (int i = 0; i < children.length; i++) {
         allChildren.add(DragAndDropItemWrapper(
+          key: children[i].key,
           child: children[i],
           parameters: parameters,
         ));
diff --git a/lib/drag_and_drop_list_interface.dart b/lib/drag_and_drop_list_interface.dart
index 839528c..a7e8520 100644
--- a/lib/drag_and_drop_list_interface.dart
+++ b/lib/drag_and_drop_list_interface.dart
@@ -10,7 +10,6 @@ abstract class DragAndDropListInterface implements DragAndDropInterface {
   /// Set to true if it can be reordered.
   /// Set to false if it must remain fixed.
   bool get canDrag;
-
   Widget generateWidget(DragAndDropBuilderParameters params);
 }