feature/IO-3242-Visual-Production-Board-Vertical-Drag-Bug - Fix bug

client/src/components/production-board-kanban/trello-board/controllers/Board.jsx

@@ -20,7 +20,7 @@ const Board = ({ id, className, orientation, cardSettings, ...additionalProps })
       default:
         return cardSizesVertical.small;
     }
-  }, [cardSettings]);
+  }, [cardSettings?.cardSize]);
 
   return (
     <>

client/src/components/production-board-kanban/trello-board/controllers/BoardContainer.jsx

@@ -101,11 +101,33 @@ const BoardContainer = ({
     async ({ draggableId, type, source, reason, mode, destination, combine }) => {
       setIsDragging(false);
 
-      // Only update drag time if it's a valid drop with a different destination
-      if (type === "lane" && source && destination && !isEqual(source, destination)) {
-        setDragTime(source.droppableId);
-        setIsProcessing(true);
+      // Validate drag type and source
+      if (type !== "lane" || !source) {
+        // Invalid drag type or missing source, attempt to revert if possible
+        if (source) {
+          dispatch(
+            actions.moveCardAcrossLanes({
+              fromLaneId: source.droppableId,
+              toLaneId: source.droppableId,
+              cardId: draggableId,
+              index: source.index
+            })
+          );
+        }
+        setIsProcessing(false);
+        try {
+          await onDragEnd({ draggableId, type, source, reason, mode, destination, combine });
+        } catch (err) {
+          console.error("Error in onLaneDrag for invalid drag type or source", err);
+        }
+        return;
+      }
 
+      setDragTime(source.droppableId);
+      setIsProcessing(true);
+
+      // Handle valid drop to a different lane or position
+      if (destination && !isEqual(source, destination)) {
         dispatch(
           actions.moveCardAcrossLanes({
             fromLaneId: source.droppableId,
@@ -114,14 +136,33 @@ const BoardContainer = ({
             index: destination.index
           })
         );
+      } else {
+        // Same-lane drop or no destination, revert to original position
+        dispatch(
+          actions.moveCardAcrossLanes({
+            fromLaneId: source.droppableId,
+            toLaneId: source.droppableId,
+            cardId: draggableId,
+            index: source.index
+          })
+        );
+      }
 
-        try {
-          await onDragEnd({ draggableId, type, source, reason, mode, destination, combine });
-        } catch (err) {
-          console.error("Error in onLaneDrag", err);
-        } finally {
-          setIsProcessing(false);
-        }
+      try {
+        await onDragEnd({ draggableId, type, source, reason, mode, destination, combine });
+      } catch (err) {
+        console.error("Error in onLaneDrag", err);
+        // Ensure revert on error
+        dispatch(
+          actions.moveCardAcrossLanes({
+            fromLaneId: source.droppableId,
+            toLaneId: source.droppableId,
+            cardId: draggableId,
+            index: source.index
+          })
+        );
+      } finally {
+        setIsProcessing(false);
       }
     },
     [dispatch, onDragEnd, setDragTime]

client/src/components/production-board-kanban/trello-board/controllers/Lane.jsx

@@ -133,7 +133,9 @@ const Lane = ({
           Item: ItemComponent
         },
         itemContent: (index, item) => <ItemWrapper>{renderDraggable(index, item)}</ItemWrapper>,
-        overscan: { main: 10, reverse: 10 }
+        overscan: { main: 10, reverse: 10 },
+        // Ensure a minimum height for empty lanes to allow dropping
+        style: renderedCards.length === 0 ? { minHeight: "5px" } : {}
       };
 
       const horizontalProps = {
@@ -149,8 +151,6 @@ const Lane = ({
 
       const componentProps = orientation === "vertical" ? verticalProps : horizontalProps;
 
-      // If the lane is collapsed, we want to render a div instead of the virtualized list, and we want to set the height to the max height of the lane so that
-      // the lane doesn't shrink when collapsed (in horizontal mode)
       const finalComponentProps = collapsed
         ? orientation === "horizontal"
           ? {
@@ -161,9 +161,8 @@ const Lane = ({
           : {}
         : componentProps;
 
-      // If the lane is horizontal and collapsed, we want to render a placeholder so that the lane doesn't shrink to 0 height and grows when
-      // a card is dragged over it
-      const shouldRenderPlaceholder = orientation !== "horizontal" && (collapsed || renderedCards.length === 0);
+      // Always render placeholder for empty lanes in vertical mode to ensure droppable area
+      const shouldRenderPlaceholder = orientation === "vertical" ? collapsed || renderedCards.length === 0 : collapsed;
 
       return (
         <HeightMemoryWrapper
@@ -178,8 +177,8 @@ const Lane = ({
           override={orientation !== "horizontal" && (collapsed || !renderedCards.length)}
         >
           <div
-            ref={laneRef} // Ensure laneRef is set here
-            style={{ height: "100%", width: "100%" }} // Make it scrollable
+            ref={laneRef}
+            style={{ height: "100%", width: "100%" }}
             className={`react-trello-lane ${collapsed ? "lane-collapsed" : ""}`}
           >
             <div {...provided.droppableProps} ref={provided.innerRef} style={{ ...provided.droppableProps.style }}>