Function navigateDown

cli/src/hooks/__tests__/use-input-history.test.ts:174–221

()

  }

  const navigateDown = () => {
    const history = state.messageHistory
    if (history.length === 0) return
    if (state.historyIndex === -1) return

    state.isNavigating = true

    if (state.historyIndex < history.length - 1) {
      state.historyIndex += 1
      const historyMessage = history[state.historyIndex]
      if (historyMessage === undefined) {
        state.isNavigating = false
        return
      }

      const { mode, displayText } = parseHistoryItem(historyMessage)

      // Switch mode if needed
      if (mode !== state.inputMode) {
        setInputMode(mode)
      }

      setInputValue({
        text: displayText,
        cursorPosition: displayText.length,
        lastEditDueToNav: true,
      })
    } else {
      state.historyIndex = -1
      const draft = state.currentDraft
      const draftMode = state.currentDraftMode

      if (draftMode !== state.inputMode) {
        setInputMode(draftMode)
      }

      const textToShow =
        draftMode === 'bash' && draft.startsWith('!') ? draft.slice(1) : draft

      setInputValue({
        text: textToShow,
        cursorPosition: textToShow.length,
        lastEditDueToNav: true,
      })
    }

    state.isNavigating = false
  }

  const simulateInputModeChange = (newMode: InputMode) => {
    const oldMode = state.inputMode