Function handleKeyDown

src/hooks/useTypeahead.tsx:1294–1362

(e: KeyboardEvent)

  // Handle keyboard input for behaviors not covered by keybindings
  const handleKeyDown = (e: KeyboardEvent): void => {
    // Handle right arrow to accept prompt suggestion ghost text
    if (e.key === 'right' && !isViewingTeammate) {
      const suggestionText = promptSuggestion.text;
      const suggestionShownAt = promptSuggestion.shownAt;
      if (suggestionText && suggestionShownAt > 0 && input === '') {
        markAccepted();
        acceptSuggestionText(suggestionText);
        e.stopImmediatePropagation();
        return;
      }
    }

    // Handle Tab key fallback behaviors when no autocomplete suggestions
    // Don't handle tab if shift is pressed (used for mode cycle)
    if (e.key === 'tab' && !e.shift) {
      // Skip if autocomplete is handling this (suggestions or ghost text exist)
      if (suggestions.length > 0 || effectiveGhostText) {
        return;
      }
      // Accept prompt suggestion if it exists in AppState
      const suggestionText = promptSuggestion.text;
      const suggestionShownAt = promptSuggestion.shownAt;
      if (suggestionText && suggestionShownAt > 0 && input === '' && !isViewingTeammate) {
        e.preventDefault();
        markAccepted();
        acceptSuggestionText(suggestionText);
        return;
      }
      // Remind user about thinking toggle shortcut if empty input
      if (input.trim() === '') {
        e.preventDefault();
        addNotification({
          key: 'thinking-toggle-hint',
          jsx: <Text dimColor>
              Use {thinkingToggleShortcut} to toggle thinking
            </Text>,
          priority: 'immediate',
          timeoutMs: 3000
        });
      }
      return;
    }

    // Only continue with navigation if we have suggestions
    if (suggestions.length === 0) return;

    // Handle Ctrl-N/P for navigation (arrows handled by keybindings)
    // Skip if we're in the middle of a chord sequence to allow chords like ctrl+f n
    const hasPendingChord = keybindingContext?.pendingChord != null;
    if (e.ctrl && e.key === 'n' && !hasPendingChord) {
      e.preventDefault();
      handleAutocompleteNext();
      return;
    }
    if (e.ctrl && e.key === 'p' && !hasPendingChord) {
      e.preventDefault();
      handleAutocompletePrevious();