chore: disable log and try to fix some weird bugs

frontend/app_flowy/packages/appflowy_board/lib/src/utils/log.dart

@@ -4,9 +4,7 @@ import 'package:flutter/material.dart';
 const DART_LOG = "Dart_LOG";
 
 class Log {
-  // static const enableLog = bool.hasEnvironment(DART_LOG);
+  static const enableLog = false;
-  // static final shared = Log();
-  static const enableLog = true;
 
   static void info(String? message) {
     if (enableLog) {
@@ -28,7 +26,7 @@ class Log {
 
   static void trace(String? message) {
     if (enableLog) {
-      // debugPrint('❗️[Trace] - ${DateTime.now().second}=> $message');
+      debugPrint('❗️[Trace] - ${DateTime.now().second}=> $message');
     }
   }
 }

frontend/app_flowy/packages/appflowy_board/lib/src/widgets/board.dart

@@ -159,7 +159,7 @@ class _BoardContentState extends State<BoardContent> {
           dataSource: widget.dataController,
           direction: Axis.horizontal,
           interceptor: interceptor,
-          children: _buildColumns(),
+          children: _buildColumns(interceptor.columnKeys),
         );
 
         return Stack(
@@ -191,7 +191,7 @@ class _BoardContentState extends State<BoardContent> {
     );
   }
 
-  List<Widget> _buildColumns() {
+  List<Widget> _buildColumns(List<ColumnKey> columnKeys) {
     final List<Widget> children =
         widget.dataController.columnDatas.asMap().entries.map(
       (item) {
@@ -208,9 +208,7 @@ class _BoardContentState extends State<BoardContent> {
           value: widget.dataController.columnController(columnData.id),
           child: Consumer<AFBoardColumnDataController>(
             builder: (context, value, child) {
-              return ConstrainedBox(
+              final boardColumn = AFBoardColumnWidget(
-                constraints: widget.columnConstraints,
-                child: AFBoardColumnWidget(
                 margin: _marginFromIndex(columnIndex),
                 itemMargin: widget.config.columnItemPadding,
                 headerBuilder: widget.headerBuilder,
@@ -222,7 +220,21 @@ class _BoardContentState extends State<BoardContent> {
                 onReorder: widget.dataController.moveColumnItem,
                 cornerRadius: widget.config.cornerRadius,
                 backgroundColor: widget.config.columnBackgroundColor,
-                ),
+              );
+
+              // columnKeys
+              //     .removeWhere((element) => element.columnId == columnData.id);
+
+              // columnKeys.add(
+              //   ColumnKey(
+              //     columnId: columnData.id,
+              //     key: boardColumn.columnGlobalKey,
+              //   ),
+              // );
+
+              return ConstrainedBox(
+                constraints: widget.columnConstraints,
+                child: boardColumn,
               );
             },
           ),

frontend/app_flowy/packages/appflowy_board/lib/src/widgets/board_column/board_column.dart

@@ -87,7 +87,9 @@ class AFBoardColumnWidget extends StatefulWidget {
 
   final Color backgroundColor;
 
-  const AFBoardColumnWidget({
+  final GlobalKey columnGlobalKey = GlobalKey();
+
+  AFBoardColumnWidget({
     Key? key,
     this.headerBuilder,
     this.footBuilder,
@@ -136,8 +138,8 @@ class _AFBoardColumnWidgetState extends State<AFBoardColumnWidget> {
           draggableTargetBuilder: PhantomDraggableBuilder(),
         );
 
-        final reorderFlex = ReorderFlex(
+        Widget reorderFlex = ReorderFlex(
-          key: widget.key,
+          key: widget.columnGlobalKey,
           scrollController: widget.scrollController,
           config: widget.config,
           onDragStarted: (index) {
@@ -160,6 +162,9 @@ class _AFBoardColumnWidgetState extends State<AFBoardColumnWidget> {
           children: children,
         );
 
+        // reorderFlex =
+        //     KeyedSubtree(key: widget.columnGlobalKey, child: reorderFlex);
+
         return Container(
           margin: widget.margin,
           clipBehavior: Clip.hardEdge,

frontend/app_flowy/packages/appflowy_board/lib/src/widgets/reorder_flex/drag_state.dart

@@ -132,7 +132,7 @@ class DraggingState {
   }
 
   void updateNextIndex(int index) {
-    Log.trace('$reorderFlexId updateNextIndex: $index');
+    Log.debug('$reorderFlexId updateNextIndex: $index');
     nextIndex = index;
   }
 

frontend/app_flowy/packages/appflowy_board/lib/src/widgets/reorder_flex/drag_target.dart

@@ -1,4 +1,3 @@
-import 'package:appflowy_board/src/utils/log.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
 import 'package:provider/provider.dart';
@@ -448,9 +447,9 @@ class _FakeDragTargetState<T extends DragTargetData>
     /// Start insert animation
     widget.insertAnimationController.forward(from: 0.0);
 
-    widget.eventTrigger.fakeOnDragStart((insertIndex) {
+    // widget.eventTrigger.fakeOnDragStart((insertIndex) {
-      Log.debug("[$FakeDragTarget] on drag $insertIndex");
+    //   Log.trace("[$FakeDragTarget] on drag $insertIndex");
-    });
+    // });
 
     widget.eventTrigger.fakeOnDragEnded(() {
       WidgetsBinding.instance.addPostFrameCallback((_) {

frontend/app_flowy/packages/appflowy_board/lib/src/widgets/reorder_flex/drag_target_interceptor.dart

@@ -55,6 +55,7 @@ class OverlappingDragTargetInterceptor extends DragTargetInterceptor {
   final String reorderFlexId;
   final List<String> acceptedReorderFlexId;
   final OverlapDragTargetDelegate delegate;
+  final List<ColumnKey> columnKeys = [];
   Timer? _delayOperation;
 
   OverlappingDragTargetInterceptor({
@@ -87,6 +88,15 @@ class OverlappingDragTargetInterceptor extends DragTargetInterceptor {
           Log.trace(
               '[$OverlappingDragTargetInterceptor] move to $dragTargetId at $index');
           delegate.moveTo(dragTargetId, dragTargetData, index);
+
+          // final columnIndex = columnKeys
+          //     .indexWhere((element) => element.columnId == dragTargetId);
+          // if (columnIndex != -1) {
+          //   final state = columnKeys[columnIndex].key.currentState;
+          //   if (state is ReorderFlexState) {
+          //     state.handleOnWillAccept(context, index);
+          //   }
+          // }
         }
       });
     }
@@ -95,6 +105,12 @@ class OverlappingDragTargetInterceptor extends DragTargetInterceptor {
   }
 }
 
+class ColumnKey {
+  String columnId;
+  GlobalKey key;
+  ColumnKey({required this.columnId, required this.key});
+}
+
 abstract class CrossReorderFlexDragTargetDelegate {
   /// * [reorderFlexId] is the id that the [ReorderFlex] passed in.
   bool acceptNewDragTargetData(

frontend/app_flowy/packages/appflowy_board/lib/src/widgets/reorder_flex/reorder_flex.dart

@@ -213,8 +213,8 @@ class ReorderFlexState extends State<ReorderFlex>
         shiftedIndex = dragState.calculateShiftedIndex(childIndex);
       }
 
-      // Log.trace(
+      Log.trace(
-      //     'Rebuild: Column:[${dragState.id}] ${dragState.toString()}, childIndex: $childIndex shiftedIndex: $shiftedIndex');
+          'Rebuild: Column:[${dragState.reorderFlexId}] ${dragState.toString()}, childIndex: $childIndex shiftedIndex: $shiftedIndex');
       final currentIndex = dragState.currentIndex;
       final dragPhantomIndex = dragState.phantomIndex;
 

frontend/app_flowy/packages/appflowy_board/lib/src/widgets/reorder_phantom/phantom_controller.dart

@@ -214,12 +214,6 @@ class BoardPhantomController extends OverlapDragTargetDelegate
     } else {
       return 0;
     }
-
-    if (delegate.controller(dragTargetId)?.columnData.items.isEmpty ?? false) {
-      return 0;
-    } else {
-      return -1;
-    }
   }
 }