Add keyboard navigation and jump-to-message modal for long conversations

apps/code/src/renderer/components/GlobalEventHandlers.tsx

@@ -9,8 +9,10 @@ import { useSidebarStore } from "@features/sidebar/stores/sidebarStore";
 import { useTasks } from "@features/tasks/hooks/useTasks";
 import { useFocusWorkspace } from "@features/workspace/hooks/useFocusWorkspace";
 import { useWorkspaces } from "@features/workspace/hooks/useWorkspace";
+import { useShortcut } from "@hooks/useShortcut";
 import { SHORTCUTS } from "@renderer/constants/keyboard-shortcuts";
 import { useTRPC } from "@renderer/trpc";
+import { isMac } from "@renderer/utils/platform";
 import type { Task } from "@shared/types";
 import { useCommandMenuStore } from "@stores/commandMenuStore";
 import { useNavigationStore } from "@stores/navigationStore";
@@ -157,33 +159,43 @@ export function GlobalEventHandlers({
     preventDefault: true,
   } as const;
 
-  useHotkeys(SHORTCUTS.COMMAND_MENU, onToggleCommandMenu, {
+  const commandMenuKey = useShortcut("command-menu");
+  const newTaskKey = useShortcut("new-task");
+  const settingsKey = useShortcut("settings");
+  const goBackKey = useShortcut("go-back");
+  const goForwardKey = useShortcut("go-forward");
+  const toggleLeftSidebarKey = useShortcut("toggle-left-sidebar");
+  const toggleReviewPanelKey = useShortcut("toggle-review-panel");
+  const shortcutsSheetKey = useShortcut("shortcuts");
+  const inboxKey = useShortcut("inbox");
+  const prevTaskKey = useShortcut("prev-task");
+  const nextTaskKey = useShortcut("next-task");
+  const toggleFocusKey = useShortcut("toggle-focus");
+
+  useHotkeys(commandMenuKey, onToggleCommandMenu, {
     ...globalOptions,
     enabled: !commandMenuOpen,
   });
-  useHotkeys(SHORTCUTS.NEW_TASK, handleFocusTaskMode, globalOptions);
-  useHotkeys(SHORTCUTS.SETTINGS, handleOpenSettings, globalOptions);
-  useHotkeys(SHORTCUTS.GO_BACK, goBack, globalOptions);
-  useHotkeys(SHORTCUTS.GO_FORWARD, goForward, globalOptions);
+  useHotkeys(newTaskKey, handleFocusTaskMode, globalOptions);
+  useHotkeys(settingsKey, handleOpenSettings, globalOptions);
+  useHotkeys(goBackKey, goBack, globalOptions);
+  useHotkeys(goForwardKey, goForward, globalOptions);
+
   const handleToggleReview = useCallback(() => {
     if (!currentTaskId) return;
     const mode = getReviewMode(currentTaskId);
     setReviewMode(currentTaskId, mode === "closed" ? "split" : "closed");
   }, [currentTaskId, getReviewMode, setReviewMode]);
 
-  useHotkeys(SHORTCUTS.TOGGLE_LEFT_SIDEBAR, toggleLeftSidebar, globalOptions);
-  useHotkeys(SHORTCUTS.TOGGLE_REVIEW_PANEL, handleToggleReview, globalOptions);
-  useHotkeys(SHORTCUTS.SHORTCUTS_SHEET, onToggleShortcutsSheet, globalOptions);
-  useHotkeys(SHORTCUTS.INBOX, navigateToInbox, globalOptions);
-  useHotkeys(SHORTCUTS.PREV_TASK, handlePrevTask, globalOptions, [
-    handlePrevTask,
-  ]);
-  useHotkeys(SHORTCUTS.NEXT_TASK, handleNextTask, globalOptions, [
-    handleNextTask,
-  ]);
+  useHotkeys(toggleLeftSidebarKey, toggleLeftSidebar, globalOptions);
+  useHotkeys(toggleReviewPanelKey, handleToggleReview, globalOptions);
+  useHotkeys(shortcutsSheetKey, onToggleShortcutsSheet, globalOptions);
+  useHotkeys(inboxKey, navigateToInbox, globalOptions);
+  useHotkeys(prevTaskKey, handlePrevTask, globalOptions, [handlePrevTask]);
+  useHotkeys(nextTaskKey, handleNextTask, globalOptions, [handleNextTask]);
 
   useHotkeys(
-    SHORTCUTS.TOGGLE_FOCUS,
+    toggleFocusKey,
     handleToggleFocus,
     {
       ...globalOptions,
@@ -192,11 +204,13 @@ export function GlobalEventHandlers({
     [handleToggleFocus],
   );
 
-  // Task switching with mod+1-9
+  // Task switching with mod+1-9. On macOS, Ctrl+1..9 is reserved for
+  // SWITCH_TAB (panel tabs), so ignore plain-Ctrl there; on Windows/Linux,
+  // Ctrl IS mod, so the same event must trigger task switching.
   useHotkeys(
     SHORTCUTS.SWITCH_TASK,
     (event, handler) => {
-      if (event.ctrlKey && !event.metaKey) return;
+      if (isMac && event.ctrlKey && !event.metaKey) return;
 
       const keyPressed = handler.keys?.[0];
       if (!keyPressed) return;