codex-reviewer

  on('ui.render', { component: 'AbovePrompt' }, async ($, e, next) => {
    if (e.props.hasSurvey || await read($, isBandHidden)) return next(e)
    const state = await readReview($, live.active?.kind === 'running')
    if (state.phase === 'idle') return next(e)
    return (
      <ReviewBand
        elements={$.ui.resolve(e)}
        state={state}
        columns={e.props.bodyColumns}
        onOpen={() => $.ui.open({ id: PANE, title: PANE_TITLE })}
        onCancel={() => {
          if (live.active?.kind === 'running') live.active.controller.abort()
        }}
        onDismiss={() => update($, isBandHidden, () => true)}
      >
        {await next(e)}
      </ReviewBand>
    )
  })

export function ReviewBand({
  elements, state, columns, onOpen, onCancel, onDismiss, children,
}: BandProps) {
  const { Box, Text, Button } = elements
  const look = PHASE_LOOK[state.phase]
  const isRunning = state.phase === 'running'
  const frame = frameOf(state)
  const status = `${isRunning ? spinnerOf(frame, look.icon) : look.icon} ${look.label}`
  const elapsed = formatElapsed(state.now - state.startedAt)
  const counts = `${state.commands} commands  ${filesSummary(state.files)}`
  const model =
    state.model === undefined
      ? ''
      : state.reasoningEffort === undefined
        ? state.model
        : `${state.model} · ${state.reasoningEffort}`
  const actions = isRunning ? ['o: Open', 'c: Cancel'] : ['o: Open', 'x: Hide']

  const room = (columns ?? FALLBACK_COLUMNS) - BAND_LABEL_COLUMNS - BAND_GAP
  const hasModel = model !== '' && fits([status, elapsed, counts, ...actions, model], room)

  const current = isRunning ? state.recent.at(-1) : undefined

  return (
    <Box flexDirection="column" marginTop={1}>
      <Box columnGap={BAND_GAP}>
        <Box width={BAND_LABEL_COLUMNS}>
          <Text dimColor>Codex</Text>
        </Box>
        <Text bold color={look.color}>
          {status}
        </Text>
        <Text>{elapsed}</Text>
        <Text dimColor>{counts}</Text>
        {hasModel && <Text dimColor>{model}</Text>}
        <Button
          key="open"
          label="Open"
          hotkey="o"
          plain
          onPress={onOpen}
        />
        {isRunning ? (
          <Button key="cancel" label="Cancel" hotkey="c" plain onPress={onCancel} />
        ) : (
          <Button
            key="dismiss"
            label="Hide"
            hotkey="x"
            plain
            onPress={onDismiss}
          />
        )}
      </Box>
      {current !== undefined && (
        <Box paddingLeft={BAND_LABEL_COLUMNS + BAND_GAP}>
          <Text wrap="truncate-end">
            <Text color={ACTIVITY_LOOK[current.kind].color}>
              {ACTIVITY_LOOK[current.kind].icon}
            </Text>{' '}
            <Text dimColor>{current.text}</Text>
          </Text>
        </Box>
      )}
      {!isRunning && state.detail !== undefined && state.phase !== 'done' && (
        <Box paddingLeft={BAND_LABEL_COLUMNS + BAND_GAP}>
          <Text wrap="truncate-end" color={look.color}>
            {state.detail}
          </Text>
        </Box>
      )}
      {children}
    </Box>
  )
}

  on('ui.render', { component: 'Pane', requestId: PANE }, async ($, e) => (
    <ReviewPane
      elements={$.ui.resolve(e)}
      state={await readReview($, live.active?.kind === 'running')}
      columns={e.props.bodyColumns}
      onCancel={() => {
        if (live.active?.kind === 'running') live.active.controller.abort()
      }}
      onClose={() => $.ui.close({ id: PANE })}
    />
  ))

export function ReviewPane({
  elements, state, columns, onCancel, onClose,
}: ReviewProps & { onClose: () => unknown }) {
  const { Box, Text, Button } = elements
  if (state.phase === 'idle') return <Text dimColor>No review yet. Run /{COMMAND}.</Text>

  const isRunning = state.phase === 'running'
  const look = PHASE_LOOK[state.phase]
  const width = columns ?? FALLBACK_COLUMNS
  const frame = frameOf(state)
  const spinner = spinnerOf(frame, look.icon)
  const isPulseOn = Math.floor(frame / PULSE_FRAMES) % 2 === 0
  const [before, head, after] = sweepSegments(frame, width)
  const lastIndex = state.recent.length - 1
  const { added, deleted } = lineTotals(state.files)

  return (
    <Box flexDirection="column" gap={1}>
      <Box flexDirection="column">
        <Box justifyContent="space-between">
          <Text bold color={look.color}>
            {isRunning ? spinner : look.icon} {look.label}
          </Text>
          <Text dimColor>{formatElapsed(state.now - state.startedAt)}</Text>
        </Box>
        {isRunning ? (
          <Box flexDirection="row">
            <Text dimColor>{BAR_CELL.repeat(before)}</Text>
            <Text bold color={look.color}>
              {BAR_CELL.repeat(head)}
            </Text>
            <Text dimColor>{BAR_CELL.repeat(after)}</Text>
          </Box>
        ) : (
          <Text color={look.color}>{BAR_CELL.repeat(width)}</Text>
        )}
        <Box flexDirection="column" marginTop={1}>
          <Box columnGap={BAND_GAP}>
            <Box width={PANE_LABEL_COLUMNS}>
              <Text dimColor>model</Text>
            </Box>
            <Text bold>{state.model ?? 'default'}</Text>
            {state.reasoningEffort !== undefined && <Text dimColor>{state.reasoningEffort}</Text>}
          </Box>
          {state.focus !== '' && (
            <Box columnGap={BAND_GAP}>
              <Box width={PANE_LABEL_COLUMNS}>
                <Text dimColor>focus</Text>
              </Box>
              <Text wrap="truncate-end">{state.focus}</Text>
            </Box>
          )}
          <Box columnGap={BAND_GAP}>
            <Box width={PANE_LABEL_COLUMNS}>
              <Text dimColor>work</Text>
            </Box>
            <Text>
              <Text bold>{state.commands}</Text>
              <Text dimColor> commands </Text>
              <Text bold color={state.files.length > 0 ? 'green' : undefined}>
                {state.files.length}
              </Text>
              <Text dimColor> files edited</Text>
              {state.files.length > 0 && (
                <Text>
                  <Text color="green"> +{added}</Text>
                  <Text color="red"> −{deleted}</Text>
                </Text>
              )}
            </Text>
          </Box>
        </Box>
      </Box>

      <Box flexDirection="column">
        {state.recent.length === 0 && isRunning && (
          <Text dimColor>
            Waiting for Codex{'.'.repeat(1 + (Math.floor(frame / PULSE_FRAMES) % DOT_FRAMES))}
          </Text>
        )}
        {state.recent.map((activity, index) => {
          const { icon, color } = ACTIVITY_LOOK[activity.kind]
          const isCurrent = isRunning && index === lastIndex
          return (
            <Box key={`${index}-${activity.text}`} gap={1}>
              <Text color={color} dimColor={!isCurrent || !isPulseOn}>
                {icon}
              </Text>
              <Text wrap="truncate-end" dimColor={!isCurrent} bold={isCurrent}>
                {activity.text}
              </Text>
            </Box>
          )
        })}
      </Box>

      {state.detail !== undefined && (
        <Text color={state.phase === 'failed' ? 'red' : look.color}>{state.detail}</Text>
      )}

      <Box gap={2}>
        {isRunning && (
          <Button key="cancel" variant="secondary" onPress={onCancel}>
            Cancel
          </Button>
        )}
        <Button role="dismiss" onPress={onClose}>
          Close
        </Button>
      </Box>
    </Box>
  )
}