Improve keyboard navigation (#234)

* update ticket in the panel as we toggle through the tasks

* shortcut to delete task, fix enter key triggering multiple events

* cleanup

frontend/src/components/tasks/TaskCard.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useRef } from 'react';
+import { KeyboardEvent, useCallback, useEffect, useRef } from 'react';
 import { Button } from '@/components/ui/button';
 import {
   DropdownMenu,
@@ -48,6 +48,21 @@ export function TaskCard({
     }
   }, [isFocused]);
 
+  const handleKeyDown = useCallback(
+    (e: KeyboardEvent) => {
+      if (e.key === 'Backspace') {
+        onDelete(task.id);
+      } else if (e.key === 'Enter' || e.key === ' ') {
+        onViewDetails(task);
+      }
+    },
+    [task, onDelete, onViewDetails]
+  );
+
+  const handleClick = useCallback(() => {
+    onViewDetails(task);
+  }, [task, onViewDetails]);
+
   return (
     <KanbanCard
       key={task.id}
@@ -55,9 +70,10 @@ export function TaskCard({
       name={task.title}
       index={index}
       parent={status}
-      onClick={() => onViewDetails(task)}
+      onClick={handleClick}
       tabIndex={tabIndex}
       forwardedRef={localRef}
+      onKeyDown={handleKeyDown}
     >
       <div className="space-y-2">
         <div className="flex items-start justify-between">
@@ -82,6 +98,7 @@ export function TaskCard({
               onPointerDown={(e) => e.stopPropagation()}
               onMouseDown={(e) => e.stopPropagation()}
               onClick={(e) => e.stopPropagation()}
+              onKeyDown={(e) => e.stopPropagation()}
             >
               <DropdownMenu>
                 <DropdownMenuTrigger asChild>

frontend/src/components/tasks/TaskKanbanBoard.tsx

@@ -23,6 +23,7 @@ interface TaskKanbanBoardProps {
   onEditTask: (task: Task) => void;
   onDeleteTask: (taskId: string) => void;
   onViewTaskDetails: (task: Task) => void;
+  isPanelOpen: boolean;
 }
 
 const allTaskStatuses: TaskStatus[] = [
@@ -56,6 +57,7 @@ function TaskKanbanBoard({
   onEditTask,
   onDeleteTask,
   onViewTaskDetails,
+  isPanelOpen,
 }: TaskKanbanBoardProps) {
   const { projectId, taskId } = useParams<{
     projectId: string;
@@ -130,13 +132,20 @@ function TaskKanbanBoard({
   // Keyboard navigation handler
   useKanbanKeyboardNavigation({
     focusedTaskId,
-    setFocusedTaskId: (id) => setFocusedTaskId(id as string | null),
+    setFocusedTaskId: (id) => {
+      setFocusedTaskId(id as string | null);
+      if (isPanelOpen) {
+        const task = filteredTasks.find((t: any) => t.id === id);
+        if (task) {
+          onViewTaskDetails(task);
+        }
+      }
+    },
     focusedStatus,
     setFocusedStatus: (status) => setFocusedStatus(status as TaskStatus | null),
     groupedTasks,
     filteredTasks,
     allTaskStatuses,
-    onViewTaskDetails,
   });
 
   return (

frontend/src/components/ui/shadcn-io/kanban/index.tsx

@@ -12,7 +12,7 @@ import {
   useSensor,
   useSensors,
 } from '@dnd-kit/core';
-import type { ReactNode, Ref } from 'react';
+import type { ReactNode, Ref, KeyboardEvent } from 'react';
 
 export type { DragEndEvent } from '@dnd-kit/core';
 
@@ -61,6 +61,7 @@ export type KanbanCardProps = Pick<Feature, 'id' | 'name'> & {
   onClick?: () => void;
   tabIndex?: number;
   forwardedRef?: Ref<HTMLDivElement>;
+  onKeyDown?: (e: KeyboardEvent) => void;
 };
 
 export const KanbanCard = ({
@@ -73,6 +74,7 @@ export const KanbanCard = ({
   onClick,
   tabIndex,
   forwardedRef,
+  onKeyDown,
 }: KanbanCardProps) => {
   const { attributes, listeners, setNodeRef, transform, isDragging } =
     useDraggable({
@@ -108,6 +110,7 @@ export const KanbanCard = ({
       ref={combinedRef}
       tabIndex={tabIndex}
       onClick={onClick}
+      onKeyDown={onKeyDown}
     >
       {children ?? <p className="m-0 font-medium text-sm">{name}</p>}
     </Card>

frontend/src/lib/keyboard-shortcuts.ts

@@ -174,7 +174,7 @@ export function useKanbanKeyboardNavigation({
   groupedTasks: Record<string, any[]>;
   filteredTasks: any[];
   allTaskStatuses: string[];
-  onViewTaskDetails: (task: any) => void;
+  onViewTaskDetails?: (task: any) => void;
   preserveIndexOnColumnSwitch?: boolean;
 }) {
   useEffect(() => {
@@ -237,7 +237,7 @@ export function useKanbanKeyboardNavigation({
             break;
           }
         }
-      } else if (e.key === 'Enter' || e.key === ' ') {
+      } else if ((e.key === 'Enter' || e.key === ' ') && onViewTaskDetails) {
         const task = filteredTasks.find((t: any) => t.id === focusedTaskId);
         if (task) {
           onViewTaskDetails(task);

frontend/src/pages/project-tasks.tsx

@@ -495,6 +495,7 @@ export function ProjectTasks() {
                 onEditTask={handleEditTask}
                 onDeleteTask={handleDeleteTask}
                 onViewTaskDetails={handleViewTaskDetails}
+                isPanelOpen={isPanelOpen}
               />
             </div>
           </div>