fix: Restored the up/down arrow key navigation for the file changes list

apps/array/src/renderer/components/KeyboardShortcutsSheet.tsx

@@ -23,7 +23,6 @@ export function KeyboardShortcutsSheet({
     "general",
     "navigation",
     "panels",
-    "taskList",
     "editor",
   ];
 

apps/array/src/renderer/constants/keyboard-shortcuts.ts

@@ -11,20 +11,12 @@ export const SHORTCUTS = {
   SWITCH_TAB: "mod+1,mod+2,mod+3,mod+4,mod+5,mod+6,mod+7,mod+8,mod+9",
   OPEN_IN_EDITOR: "mod+o",
   COPY_PATH: "mod+shift+c",
-  TASK_NAV_UP: "up",
-  TASK_NAV_DOWN: "down",
-  TASK_SELECT: "enter",
   TASK_REFRESH: "mod+r",
   BLUR: "escape",
   SUBMIT_BLUR: "mod+enter",
 } as const;
 
-export type ShortcutCategory =
-  | "general"
-  | "navigation"
-  | "panels"
-  | "editor"
-  | "taskList";
+export type ShortcutCategory = "general" | "navigation" | "panels" | "editor";
 
 export interface KeyboardShortcut {
   id: string;
@@ -117,20 +109,6 @@ export const KEYBOARD_SHORTCUTS: KeyboardShortcut[] = [
     category: "panels",
     context: "Task detail",
   },
-  {
-    id: "task-nav-up",
-    keys: SHORTCUTS.TASK_NAV_UP,
-    description: "Navigate up",
-    category: "taskList",
-    context: "Task list",
-  },
-  {
-    id: "task-nav-down",
-    keys: SHORTCUTS.TASK_NAV_DOWN,
-    description: "Navigate down",
-    category: "taskList",
-    context: "Task list",
-  },
   {
     id: "editor-bold",
     keys: "mod+b",
@@ -166,7 +144,6 @@ export const CATEGORY_LABELS: Record<ShortcutCategory, string> = {
   navigation: "Navigation",
   panels: "Panels & Tabs",
   editor: "Editor",
-  taskList: "Task List",
 };
 
 export function getShortcutsByCategory(): Record<
@@ -178,7 +155,6 @@ export function getShortcutsByCategory(): Record<
     navigation: [],
     panels: [],
     editor: [],
-    taskList: [],
   };
   for (const shortcut of KEYBOARD_SHORTCUTS) {
     grouped[shortcut.category].push(shortcut);

apps/array/src/renderer/features/task-detail/components/ChangesPanel.tsx

@@ -1,10 +1,13 @@
 import { FileIcon } from "@components/ui/FileIcon";
 import { PanelMessage } from "@components/ui/PanelMessage";
 import { isDiffTabActiveInTree, usePanelLayoutStore } from "@features/panels";
+import { usePendingPermissionsForTask } from "@features/sessions/stores/sessionStore";
 import { GitActionsBar } from "@features/task-detail/components/GitActionsBar";
 import { useTaskData } from "@features/task-detail/hooks/useTaskData";
 import {
   ArrowCounterClockwiseIcon,
+  CaretDownIcon,
+  CaretUpIcon,
   CodeIcon,
   CopyIcon,
   FilePlus,
@@ -24,7 +27,8 @@ import { useExternalAppsStore } from "@stores/externalAppsStore";
 import { useQuery, useQueryClient } from "@tanstack/react-query";
 import { showMessageBox } from "@utils/dialog";
 import { handleExternalAppAction } from "@utils/handleExternalAppAction";
-import { useState } from "react";
+import { useCallback, useState } from "react";
+import { useHotkeys } from "react-hotkeys-hook";
 import {
   selectWorktreePath,
   useWorkspaceStore,
@@ -350,6 +354,9 @@ export function ChangesPanel({ taskId, task }: ChangesPanelProps) {
   const worktreePath = useWorkspaceStore(selectWorktreePath(taskId));
   const repoPath = worktreePath ?? taskData.repoPath;
   const layout = usePanelLayoutStore((state) => state.getLayout(taskId));
+  const openDiff = usePanelLayoutStore((state) => state.openDiff);
+  const pendingPermissions = usePendingPermissionsForTask(taskId);
+  const hasPendingPermissions = pendingPermissions.size > 0;
 
   const { data: changedFiles = [], isLoading } = useQuery({
     queryKey: ["changed-files-head", repoPath],
@@ -362,6 +369,50 @@ export function ChangesPanel({ taskId, task }: ChangesPanelProps) {
     refetchOnWindowFocus: true,
   });
 
+  const getActiveIndex = useCallback((): number => {
+    if (!layout) return -1;
+    return changedFiles.findIndex((file) =>
+      isDiffTabActiveInTree(layout.panelTree, file.path, file.status),
+    );
+  }, [layout, changedFiles]);
+
+  const handleKeyNavigation = useCallback(
+    (direction: "up" | "down") => {
+      if (changedFiles.length === 0) return;
+
+      const currentIndex = getActiveIndex();
+      const startIndex =
+        currentIndex === -1
+          ? direction === "down"
+            ? -1
+            : changedFiles.length
+          : currentIndex;
+      const newIndex =
+        direction === "up"
+          ? Math.max(0, startIndex - 1)
+          : Math.min(changedFiles.length - 1, startIndex + 1);
+
+      const file = changedFiles[newIndex];
+      if (file) {
+        openDiff(taskId, file.path, file.status);
+      }
+    },
+    [changedFiles, getActiveIndex, openDiff, taskId],
+  );
+
+  useHotkeys(
+    "up",
+    () => handleKeyNavigation("up"),
+    { enabled: !hasPendingPermissions },
+    [handleKeyNavigation, hasPendingPermissions],
+  );
+  useHotkeys(
+    "down",
+    () => handleKeyNavigation("down"),
+    { enabled: !hasPendingPermissions },
+    [handleKeyNavigation, hasPendingPermissions],
+  );
+
   const isFileActive = (file: ChangedFile): boolean => {
     if (!layout) return false;
     return isDiffTabActiveInTree(layout.panelTree, file.path, file.status);
@@ -404,6 +455,16 @@ export function ChangesPanel({ taskId, task }: ChangesPanelProps) {
               isActive={isFileActive(file)}
             />
           ))}
+          <Flex align="center" justify="center" gap="1" py="2">
+            <CaretUpIcon size={12} color="var(--gray-10)" />
+            <Text size="1" className="text-gray-10">
+              /
+            </Text>
+            <CaretDownIcon size={12} color="var(--gray-10)" />
+            <Text size="1" className="text-gray-10" ml="1">
+              to switch files
+            </Text>
+          </Flex>
         </Flex>
       </Box>
       <GitActionsBar taskId={taskId} repoPath={repoPath} hasChanges={true} />