import React from 'react'
import { act, create, type ReactTestRenderer } from 'react-test-renderer'
import type { AudioPipelineResult, LocalAudioInput } from '../src/features/import/audio-import-types'

const USER_ID = '11111111-1111-4111-8111-111111111111'
const MEETING_ID = '22222222-2222-4222-8222-222222222222'

const mockBeginMeetingRecording = jest.fn(async () => ({}))
const mockCancelMeetingRecording = jest.fn(async () => ({}))
const mockFailMeetingRecording = jest.fn(async () => ({}))
const mockGetMeetingRecordingLanguage = jest.fn(async (): Promise<string | null> => 'ko')
const mockEnqueueAudioProcessing = jest.fn()
const mockProcessQueuedAudioNow = jest.fn()
const mockValidateLocalAudio = jest.fn()
const mockCleanup = jest.fn(async () => undefined)
const mockStart = jest.fn(async () => undefined)
const mockStop = jest.fn()

jest.mock('react-native-safe-area-context', () => ({
  useSafeAreaInsets: () => ({ top: 0, bottom: 0, left: 0, right: 0 }),
}))
jest.mock('@d3ro/i18n', () => ({
  useI18n: () => ({ t: (key: string) => key, locale: 'ko' }),
}))
jest.mock('../src/lib/auth-context', () => ({
  useAuth: () => ({ user: { id: '11111111-1111-4111-8111-111111111111' } }),
}))
jest.mock('../src/lib/preferences-context', () => ({
  useMobilePreferences: () => ({
    palette: {
      bg: { app: 'app', card: 'card', inset: 'inset' },
      accent: { main: 'accent' },
      tag: { red: 'red' },
    },
  }),
}))
jest.mock('@d3ro/ui-native', () => {
  const { Pressable, Text, View } = require('react-native') as typeof import('react-native')
  const Passthrough = ({ children }: React.PropsWithChildren<Record<string, unknown>>) => <View>{children}</View>
  return {
    AppStatusBar: () => null,
    Header: () => null,
    Led: () => null,
    WaveBars: () => null,
    NativeThemeProvider: Passthrough,
    PhosphorText: ({ children, ...props }: React.PropsWithChildren<Record<string, unknown>>) => (
      <Text {...props}>{children}</Text>
    ),
    PhysicalButton: ({ label, onPress, disabled, testID }: {
      label: string
      onPress?: () => void
      disabled?: boolean
      testID?: string
    }) => (
      <Pressable testID={testID} disabled={disabled} onPress={onPress}>
        <Text>{label}</Text>
      </Pressable>
    ),
    d3roNativeFonts: { mono: 'mono' },
  }
})
jest.mock('../src/lib/audio-recorder', () => {
  class RecorderBusyError extends Error {}
  const session = {
    restore: async () => ({ state: 'idle', recording: null, meetingId: null, interruptionReason: null }),
    start: () => mockStart(),
    stop: () => mockStop(),
    cleanup: () => mockCleanup(),
    cancel: async () => undefined,
    pause: async () => undefined,
    resume: async () => undefined,
  }
  return {
    RecorderBusyError,
    audioRecorder: {
      acquire: async () => session,
      requestPermission: async () => true,
    },
  }
})
jest.mock('../src/features/import/audio-validation', () => ({
  validateLocalAudio: (options: unknown) => mockValidateLocalAudio(options),
}))
jest.mock('../src/features/import/audio-file-picker', () => ({ pickAudioFile: jest.fn() }))
jest.mock('../src/features/import/incoming-media-intent', () => ({ consumeIncomingMediaAudio: jest.fn() }))
jest.mock('../src/features/notifications/notification-native', () => ({
  showLocalTranscriptionCompleted: jest.fn(async () => true),
}))
jest.mock('../src/features/recording/durable-processing-queue', () => {
  class QueuedAudioPendingError extends Error {}
  return {
    QueuedAudioPendingError,
    discardQueuedAudio: jest.fn(async () => undefined),
    enqueueAudioProcessing: (...args: unknown[]) => mockEnqueueAudioProcessing(...args),
    processQueuedAudioNow: (...args: unknown[]) => mockProcessQueuedAudioNow(...args),
    retryQueuedAudio: jest.fn(async () => undefined),
    subscribeToDurableQueue: () => () => undefined,
  }
})
jest.mock('../src/features/meetings/meetings-service', () => ({
  beginMeetingRecording: (...args: unknown[]) => mockBeginMeetingRecording(...(args as [])),
  cancelMeetingRecording: (...args: unknown[]) => mockCancelMeetingRecording(...(args as [])),
  failMeetingRecording: (...args: unknown[]) => mockFailMeetingRecording(...(args as [])),
  getMeetingRecordingLanguage: (...args: unknown[]) => mockGetMeetingRecordingLanguage(...(args as [])),
}))

import RecordScreen from '../src/screens/RecordScreen'
import { AudioPipelineError } from '../src/features/import/audio-import-types'

const RECORDING = {
  uri: 'file:///mock/capture.wav',
  path: '/mock/capture.wav',
  fileName: 'capture.wav',
  mimeType: 'audio/wav',
  size: 64,
  durationMs: 20 * 60_000,
}

function validInput(): LocalAudioInput {
  return {
    uri: RECORDING.uri,
    path: RECORDING.path,
    fileName: RECORDING.fileName,
    mimeType: 'audio/wav',
    sizeBytes: RECORDING.size,
    durationMs: RECORDING.durationMs,
    source: 'recording',
    dispose: async () => undefined,
  }
}

function meetingResult(): AudioPipelineResult {
  return {
    historyId: null,
    audioFileId: 'audio',
    meetingId: MEETING_ID,
    processingJobId: 'job',
    transcript: 'meeting transcript',
    provider: 'test',
    language: 'ko',
    durationSeconds: 1,
    deduplicated: false,
  }
}

type Params = { meetingId?: string; meetingTitle?: string; meetingLanguage?: string }

async function render(params: Params, setParams: (next: Params) => void): Promise<ReactTestRenderer> {
  let renderer: ReactTestRenderer | undefined
  await act(async () => {
    renderer = create(
      <RecordScreen
        route={{ params }}
        navigation={{ getParent: () => undefined, setParams }}
      />,
    )
  })
  if (renderer === undefined) throw new Error('RecordScreen did not render')
  return renderer
}

async function press(renderer: ReactTestRenderer, testID: string): Promise<void> {
  await act(async () => {
    renderer.root.findByProps({ testID }).props.onPress()
  })
}

function has(renderer: ReactTestRenderer, testID: string): boolean {
  return renderer.root.findAllByProps({ testID }).length > 0
}

describe('RecordScreen meeting durability (redteam r2-27)', () => {
  beforeEach(() => {
    jest.clearAllMocks()
    mockStop.mockResolvedValue(RECORDING)
    mockValidateLocalAudio.mockImplementation(async () => validInput())
  })

  test('a hand-off that fails before persistence keeps the capture recoverable', async () => {
    mockEnqueueAudioProcessing.mockRejectedValue(new AudioPipelineError('file-read', 'disk full'))
    const renderer = await render({ meetingId: MEETING_ID, meetingLanguage: 'ko' }, jest.fn())

    await press(renderer, 'record-start')
    await press(renderer, 'record-stop')

    expect(mockCleanup).not.toHaveBeenCalled()
    expect(has(renderer, 'record-process-recovered')).toBe(true)
    expect(has(renderer, 'record-discard-recovered')).toBe(true)
  })

  test('a recording over the upload limit is kept instead of deleted on STOP', async () => {
    mockValidateLocalAudio.mockRejectedValue(
      new AudioPipelineError('file-too-large', 'Audio files must be 25 MB or smaller'),
    )
    const renderer = await render({}, jest.fn())

    await press(renderer, 'record-start')
    await press(renderer, 'record-stop')

    expect(mockCleanup).not.toHaveBeenCalled()
    expect(mockEnqueueAudioProcessing).not.toHaveBeenCalled()
    expect(has(renderer, 'record-process-recovered')).toBe(true)
  })

  test('an offline meeting language lookup does not block the hand-off', async () => {
    mockGetMeetingRecordingLanguage.mockRejectedValueOnce(new TypeError('Network request failed'))
    mockEnqueueAudioProcessing.mockResolvedValue({ id: 'item' })
    mockProcessQueuedAudioNow.mockResolvedValue(meetingResult())
    const renderer = await render({ meetingId: MEETING_ID }, jest.fn())

    await press(renderer, 'record-start')
    await press(renderer, 'record-stop')

    expect(mockEnqueueAudioProcessing).toHaveBeenCalledTimes(1)
    expect(has(renderer, 'record-transcript-result')).toBe(true)
  })

  test('a finished meeting capture releases the binding so NEW RECORDING cannot restart it', async () => {
    mockEnqueueAudioProcessing.mockResolvedValue({ id: 'item' })
    mockProcessQueuedAudioNow.mockResolvedValue(meetingResult())
    const setParams = jest.fn()
    const renderer = await render({ meetingId: MEETING_ID, meetingLanguage: 'ko' }, setParams)

    await press(renderer, 'record-start')
    expect(mockBeginMeetingRecording).toHaveBeenCalledWith(USER_ID, MEETING_ID)
    await press(renderer, 'record-stop')

    expect(setParams).toHaveBeenCalledWith({
      meetingId: undefined,
      meetingTitle: undefined,
      meetingLanguage: undefined,
    })
    expect(has(renderer, 'record-view-meeting')).toBe(true)
    expect(has(renderer, 'record-meeting-context')).toBe(false)

    // The tab bar can bring the screen back with its old params still set.
    await press(renderer, 'record-start')
    expect(mockBeginMeetingRecording).toHaveBeenCalledTimes(1)
    expect(mockStart).toHaveBeenCalledTimes(2)
  })
})