import { fireEvent, render, screen, waitFor } from '@testing-library/react';
import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
import { CodingComposer, type CodingComposerProps } from '@/pages/Chat/CodingComposer';
import { useAuthStore } from '@/stores/auth';

const voiceApi = vi.hoisted(() => ({
  blobToBase64: vi.fn(),
  convertAudioBlobTo16kMonoWav: vi.fn(),
  transcribeWorksSpeech: vi.fn(),
}));

vi.mock('@/lib/voice-recording', () => ({
  blobToBase64: (...args: unknown[]) => voiceApi.blobToBase64(...args),
  convertAudioBlobTo16kMonoWav: (...args: unknown[]) => (
    voiceApi.convertAudioBlobTo16kMonoWav(...args)
  ),
}));

vi.mock('@/lib/works-square', async (importOriginal) => ({
  ...await importOriginal<typeof import('@/lib/works-square')>(),
  transcribeWorksSpeech: (...args: unknown[]) => voiceApi.transcribeWorksSpeech(...args),
}));

const initialAuthState = useAuthStore.getState();
const initialMediaRecorder = window.MediaRecorder;
const initialMediaDevices = navigator.mediaDevices;

class MockMediaRecorder {
  static latest: MockMediaRecorder | null = null;
  static isTypeSupported(): boolean { return true; }
  ondataavailable: ((event: { data: Blob }) => void) | null = null;
  onstop: (() => void) | null = null;
  state: RecordingState = 'inactive';
  mimeType = 'audio/webm';

  constructor() {
    MockMediaRecorder.latest = this;
  }

  start(): void {
    this.state = 'recording';
  }

  stop(): void {
    this.state = 'inactive';
    this.ondataavailable?.({ data: new Blob(['voice bytes'], { type: 'audio/webm' }) });
    this.onstop?.();
  }
}

function composerProps(overrides: Partial<CodingComposerProps> = {}): CodingComposerProps {
  return {
    value: '',
    editable: true,
    canSend: false,
    preparing: false,
    recovering: false,
    runStatus: 'idle',
    mode: 'prompt',
    queue: { items: [] },
    error: null,
    recoverableError: false,
    acceptedCount: 0,
    attachments: [],
    submitting: false,
    placeholder: '随心输入',
    voiceScopeKey: 'conversation-1',
    onChange: vi.fn(),
    onModeChange: vi.fn(),
    onSubmit: vi.fn(),
    onRecover: vi.fn(),
    onAddFiles: vi.fn(),
    onRemoveAttachment: vi.fn(),
    ...overrides,
  };
}

describe('Coding Composer voice input', () => {
  beforeEach(() => {
    MockMediaRecorder.latest = null;
    voiceApi.convertAudioBlobTo16kMonoWav.mockResolvedValue(
      new Blob(['wav bytes'], { type: 'audio/wav' }),
    );
    voiceApi.blobToBase64.mockResolvedValue('voice-base64');
    voiceApi.transcribeWorksSpeech.mockResolvedValue({
      text: '补充单元测试',
      model: 'gpt-4o-mini-transcribe',
    });
    useAuthStore.setState({
      initialized: true,
      loading: false,
      error: null,
      accessToken: 'voice-access-token',
      tokenType: 'Bearer',
      expiresAt: Date.now() + 60_000,
      lastActiveAt: Date.now(),
      canRefresh: true,
      legacyRefreshToken: null,
      user: {
        username: 'coder',
        userId: 'coder-1',
        tenantId: null,
        deptId: null,
        authorities: [],
      },
    });
  });

  afterEach(() => {
    useAuthStore.setState(initialAuthState);
    Object.defineProperty(window, 'MediaRecorder', {
      configurable: true,
      value: initialMediaRecorder,
    });
    Object.defineProperty(navigator, 'mediaDevices', {
      configurable: true,
      value: initialMediaDevices,
    });
  });

  it('removes the project-write hint and keeps the idle model control transparent', () => {
    const conversation = {
      id: 'conversation-1',
      agentId: 'agent-1',
      title: 'Composer UI',
      archivedAt: null,
      unread: false,
      createdAt: '2026-08-28T00:00:00.000Z',
      updatedAt: '2026-08-28T00:00:00.000Z',
      model: null,
      modelResolution: 'required' as const,
    };
    render(<CodingComposer
      {...composerProps({
        conversation,
        onRefreshRuntime: vi.fn(async () => undefined),
      })}
    />);

    expect(screen.queryByText('项目内可写')).not.toBeInTheDocument();
    expect(screen.getByRole('button', { name: '语音输入' })).toBeInTheDocument();
    expect(screen.getByRole('button', { name: /模型与思考设置/ }))
      .toHaveClass('bg-transparent');
    expect(screen.getByRole('button', { name: /模型与思考设置/ }))
      .not.toHaveClass('bg-surface-subtle/75');
  });

  it('records, transcribes, and appends speech to the current draft', async () => {
    const stopTrack = vi.fn();
    const getUserMedia = vi.fn().mockResolvedValue({
      getTracks: () => [{ stop: stopTrack }],
    });
    Object.defineProperty(navigator, 'mediaDevices', {
      configurable: true,
      value: { getUserMedia },
    });
    Object.defineProperty(window, 'MediaRecorder', {
      configurable: true,
      value: MockMediaRecorder,
    });
    const onChange = vi.fn();
    render(<CodingComposer {...composerProps({ value: '现有需求', onChange })} />);

    fireEvent.click(screen.getByRole('button', { name: '语音输入' }));
    await screen.findByRole('button', { name: '停止语音输入' });
    fireEvent.click(screen.getByRole('button', { name: '停止语音输入' }));

    await waitFor(() => expect(voiceApi.transcribeWorksSpeech).toHaveBeenCalledWith({
      accessToken: 'voice-access-token',
      audioBase64: 'voice-base64',
      fileName: 'voice.wav',
      mimeType: 'audio/wav',
      language: 'zh',
    }));
    expect(onChange).toHaveBeenCalledWith('现有需求\n补充单元测试');
    expect(getUserMedia).toHaveBeenCalledWith({ audio: true });
    expect(stopTrack).toHaveBeenCalledOnce();
    await screen.findByRole('button', { name: '语音输入' });
  });

  it('stops an active recording when the draft scope changes', async () => {
    const stopTrack = vi.fn();
    Object.defineProperty(navigator, 'mediaDevices', {
      configurable: true,
      value: {
        getUserMedia: vi.fn().mockResolvedValue({
          getTracks: () => [{ stop: stopTrack }],
        }),
      },
    });
    Object.defineProperty(window, 'MediaRecorder', {
      configurable: true,
      value: MockMediaRecorder,
    });
    const { rerender } = render(<CodingComposer {...composerProps()} />);

    fireEvent.click(screen.getByRole('button', { name: '语音输入' }));
    await screen.findByRole('button', { name: '停止语音输入' });
    rerender(<CodingComposer {...composerProps({ voiceScopeKey: 'conversation-2' })} />);

    await waitFor(() => expect(stopTrack).toHaveBeenCalledOnce());
    expect(MockMediaRecorder.latest?.state).toBe('inactive');
    expect(voiceApi.transcribeWorksSpeech).not.toHaveBeenCalled();
    expect(screen.getByRole('button', { name: '语音输入' })).toBeEnabled();
  });
});