Function TextInput

src/components/TextInput.tsx:37–123

(props: Props)

  highlights?: TextHighlight[];
};
export default function TextInput(props: Props): React.ReactNode {
  const [theme] = useTheme();
  const isTerminalFocused = useTerminalFocus();
  // Hoisted to mount-time — this component re-renders on every keystroke.
  const accessibilityEnabled = useMemo(() => isEnvTruthy(process.env.CLAUDE_CODE_ACCESSIBILITY), []);
  const settings = useSettings();
  const reducedMotion = settings.prefersReducedMotion ?? false;
  const voiceState = feature('VOICE_MODE') ?
  // biome-ignore lint/correctness/useHookAtTopLevel: feature() is a compile-time constant
  useVoiceState(s => s.voiceState) : 'idle' as const;
  const isVoiceRecording = voiceState === 'recording';
  const audioLevels = feature('VOICE_MODE') ?
  // biome-ignore lint/correctness/useHookAtTopLevel: feature() is a compile-time constant
  useVoiceState(s_0 => s_0.voiceAudioLevels) : [];
  const smoothedRef = useRef<number[]>(new Array(CURSOR_WAVEFORM_WIDTH).fill(0));
  const needsAnimation = isVoiceRecording && !reducedMotion;
  const [animRef, animTime] = feature('VOICE_MODE') ?
  // biome-ignore lint/correctness/useHookAtTopLevel: feature() is a compile-time constant
  useAnimationFrame(needsAnimation ? 50 : null) : [() => {}, 0];

  // Show hint when terminal regains focus and clipboard has an image
  useClipboardImageHint(isTerminalFocused, !!props.onImagePaste);

  // Cursor invert function: mini waveform during voice recording,
  // standard chalk.inverse otherwise. No warmup pulse — the ~120ms
  // warmup window is too short for a 1s-period pulse to register, and
  // driving TextInput re-renders at 50ms during warmup (while spaces
  // are simultaneously arriving every 30-80ms) causes visible stutter.
  const canShowCursor = isTerminalFocused && !accessibilityEnabled;
  let invert: (text: string) => string;
  if (!canShowCursor) {
    invert = (text: string) => text;
  } else if (isVoiceRecording && !reducedMotion) {
    // Single-bar waveform from the latest audio level
    const smoothed = smoothedRef.current;
    const raw = audioLevels.length > 0 ? audioLevels[audioLevels.length - 1] ?? 0 : 0;
    const target = Math.min(raw * LEVEL_BOOST, 1);
    smoothed[0] = (smoothed[0] ?? 0) * SMOOTH + target * (1 - SMOOTH);
    const displayLevel = smoothed[0] ?? 0;
    const barIndex = Math.max(1, Math.min(Math.round(displayLevel * (BARS.length - 1)), BARS.length - 1));
    const isSilent = raw < SILENCE_THRESHOLD;
    const hue = animTime / 1000 * 90 % 360;
    const {
      r,
      g,
      b
    } = isSilent ? {
      r: 128,
      g: 128,
      b: 128
    } : hueToRgb(hue);
    invert = () => chalk.rgb(r, g, b)(BARS[barIndex]!);
  } else {
    invert = chalk.inverse;
  }
  const textInputState = useTextInput({
    value: props.value,
    onChange: props.onChange,