/* @vitest-environment jsdom */

import { act, render, screen } from '@testing-library/react';
import { afterEach, describe, expect, test, vi } from 'vitest';

import { PlatformGameLoadingSurface } from './PlatformGameLoadingSurface';
import {
  PLATFORM_GAME_LOADING_ASSET_PHASE_MS,
  PLATFORM_GAME_LOADING_ENGINE_PHASE_MS,
  PLATFORM_GAME_LOADING_SLOW_PHASE_MS,
  resolvePlatformGameLoadingMessage,
} from './platformGameLoadingSurfaceModel';

function readMessage() {
  return screen
    .getByRole('status')
    .querySelector('.platform-game-loading__message')?.textContent;
}

afterEach(() => {
  vi.useRealTimers();
});

describe('PlatformGameLoadingSurface', () => {
  test('阶段文案随等待时长推进，慢加载才追加提示行', () => {
    vi.useFakeTimers();
    render(<PlatformGameLoadingSurface title="星尘防线" />);

    const surface = screen.getByRole('status');
    expect(surface.getAttribute('aria-busy')).toBe('true');
    expect(surface.getAttribute('aria-label')).toContain('星尘防线');
    expect(readMessage()).toBe(resolvePlatformGameLoadingMessage(0));
    expect(surface.querySelector('.platform-game-loading__hint')).toBeNull();

    act(() => {
      vi.advanceTimersByTime(PLATFORM_GAME_LOADING_ASSET_PHASE_MS);
    });
    expect(readMessage()).toBe(
      resolvePlatformGameLoadingMessage(PLATFORM_GAME_LOADING_ASSET_PHASE_MS),
    );
    expect(
      screen.getByRole('status').querySelector('.platform-game-loading__hint'),
    ).toBeNull();

    act(() => {
      vi.advanceTimersByTime(
        PLATFORM_GAME_LOADING_ENGINE_PHASE_MS -
          PLATFORM_GAME_LOADING_ASSET_PHASE_MS,
      );
    });
    expect(readMessage()).toBe(
      resolvePlatformGameLoadingMessage(PLATFORM_GAME_LOADING_ENGINE_PHASE_MS),
    );

    act(() => {
      vi.advanceTimersByTime(
        PLATFORM_GAME_LOADING_SLOW_PHASE_MS -
          PLATFORM_GAME_LOADING_ENGINE_PHASE_MS,
      );
    });
    expect(
      screen.getByRole('status').querySelector('.platform-game-loading__hint')
        ?.textContent,
    ).toBeTruthy();
  });

  test('宿主文案与提示覆盖默认阶段文案，封面按宿主给的内容渲染', () => {
    render(
      <PlatformGameLoadingSurface
        title="待审版本试玩"
        tone="panel"
        message="正在创建试玩会话…"
        hint="会话过期后请重新创建"
        cover={<img alt="封面" src="data:image/gif;base64,R0lGOD" />}
      />,
    );

    const surface = screen.getByRole('status');
    expect(surface.className).toContain('platform-game-loading--panel');
    expect(readMessage()).toBe('正在创建试玩会话…');
    expect(
      surface.querySelector('.platform-game-loading__hint')?.textContent,
    ).toBe('会话过期后请重新创建');
    expect(screen.getByRole('img', { name: '封面' })).toBeTruthy();
  });

  test('宿主判定停止推进时不再声明 busy，并停掉进度动画', () => {
    render(<PlatformGameLoadingSurface title="待审版本试玩" stalled />);

    const surface = screen.getByRole('status');
    expect(surface.getAttribute('aria-busy')).toBe('false');
    expect(surface.className).toContain('platform-game-loading--stalled');
  });

  test('没有封面时渲染图标占位而不是空白区块', () => {
    const { container } = render(
      <PlatformGameLoadingSurface title="加载中" tone="player" />,
    );

    const surface = container.querySelector('.platform-game-loading');
    expect(surface?.className).toContain('platform-game-loading--player');
    expect(
      surface?.querySelector('.platform-game-loading__cover svg'),
    ).toBeTruthy();
  });
});