import { describe, expect, test } from 'vitest';

import {
  buildPlatformErrorDialogDismissKey,
  buildPlatformTaskCompletionDialogDismissKey,
  formatPlatformDialogSource,
  isBackgroundGenerationStillRunningMessage,
  normalizePlatformDialogMessage,
  PLATFORM_TASK_COMPLETION_MESSAGE,
  resolveActivePlatformDialog,
  resolvePlatformErrorDialog,
} from './platformDialogStateModel';

describe('platformDialogStateModel', () => {
  test('normalizes platform dialog messages', () => {
    expect(normalizePlatformDialogMessage(' 图片失败 ')).toBe('图片失败');
    expect(normalizePlatformDialogMessage('   ')).toBeNull();
    expect(normalizePlatformDialogMessage(null)).toBeNull();
  });

  test('formats dialog source with optional identity', () => {
    expect(formatPlatformDialogSource('拼图草稿', ' puzzle-session-1 ')).toBe(
      '拼图草稿 puzzle-session-1',
    );
    expect(formatPlatformDialogSource('拼图草稿', ' ')).toBe('拼图草稿');
  });

  test('detects background generation still running messages', () => {
    expect(
      isBackgroundGenerationStillRunningMessage('后台仍在处理，请稍后查看。'),
    ).toBe(true);
    expect(isBackgroundGenerationStillRunningMessage('素材生成失败。')).toBe(
      false,
    );
  });

  test('resolves the first non-empty error candidate', () => {
    expect(
      resolvePlatformErrorDialog([
        {
          key: 'empty',
          source: '空来源',
          message: '   ',
        },
        {
          key: 'puzzle',
          source: '拼图草稿 puzzle-session-1',
          message: ' 素材生成失败。 ',
        },
      ]),
    ).toEqual({
      key: 'puzzle',
      source: '拼图草稿 puzzle-session-1',
      message: '素材生成失败。',
    });

    expect(
      resolvePlatformErrorDialog([
        {
          key: 'empty',
          source: '空来源',
          message: null,
        },
      ]),
    ).toBeNull();
  });

  test('builds stable dismiss keys for error and completion dialogs', () => {
    expect(
      buildPlatformErrorDialogDismissKey({
        key: 'puzzle',
        source: '拼图草稿 puzzle-session-1',
        message: '素材生成失败。',
      }),
    ).toBe('puzzle:拼图草稿 puzzle-session-1:素材生成失败。');
    expect(buildPlatformErrorDialogDismissKey(null)).toBeNull();

    expect(
      buildPlatformTaskCompletionDialogDismissKey({
        key: 'match3d',
        source: '抓大鹅草稿 match3d-session-1',
        message: PLATFORM_TASK_COMPLETION_MESSAGE,
        completedAtMs: null,
      }),
    ).toBe(
      `match3d:抓大鹅草稿 match3d-session-1:${PLATFORM_TASK_COMPLETION_MESSAGE}:0`,
    );
  });

  test('hides active dialog when the dismiss key has already been recorded', () => {
    const dialog = {
      key: 'puzzle',
      source: '拼图草稿 puzzle-session-1',
      message: '素材生成失败。',
    };
    const dismissKey = buildPlatformErrorDialogDismissKey(dialog);

    expect(
      resolveActivePlatformDialog(
        dialog,
        dismissKey,
        buildPlatformErrorDialogDismissKey,
      ),
    ).toBeNull();
    expect(
      resolveActivePlatformDialog(
        dialog,
        'other-dismiss-key',
        buildPlatformErrorDialogDismissKey,
      ),
    ).toBe(dialog);
  });
});