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

import {
  type ChatComposerDraft,
  chatComposerDraftToDirectCodexUserItem,
  directCodexContentToPromptText,
  hasMeaningfulDirectCodexContent,
} from '../src/features/project-workspace/resourceReferences';

describe('DirectProject user Response item', () => {
  it('保留 Lexical content 的文本与引用交错顺序', () => {
    const draft: ChatComposerDraft = {
      content: [
        { type: 'input_text', text: '先看 ' },
        { type: 'agc_resource_reference', resourceId: 'asset-hero' },
        { type: 'input_text', text: ' 再看 ' },
        {
          type: 'agc_runtime_region_reference',
          label: '主画面',
          runId: 'run-1',
          versionId: 'version-1',
          elementTag: 'canvas',
          elementRole: 'playfield',
          text: '可试玩区域',
          width: 320,
          height: 180,
          resourceIds: ['asset-hero'],
        },
      ],
    };

    expect(
      chatComposerDraftToDirectCodexUserItem(draft, 'turn-1:user'),
    ).toEqual({
      type: 'message',
      role: 'user',
      id: 'turn-1:user',
      content: draft.content,
    });
  });

  it('资源引用只投影稳定 resourceId，不携带展示字段', () => {
    const draft: ChatComposerDraft = {
      content: [
        { type: 'input_text', text: '请使用素材' },
        { type: 'agc_resource_reference', resourceId: 'asset-hero' },
      ],
    };

    expect(
      chatComposerDraftToDirectCodexUserItem(draft, 'turn-2:user'),
    ).toEqual({
      type: 'message',
      role: 'user',
      id: 'turn-2:user',
      content: [
        { type: 'input_text', text: '请使用素材' },
        { type: 'agc_resource_reference', resourceId: 'asset-hero' },
      ],
    });
  });

  it('原样保留纯空白 input_text，不替用户改写提示词', () => {
    const draft: ChatComposerDraft = {
      content: [
        { type: 'input_text', text: '先看' },
        { type: 'input_text', text: '   ' },
        { type: 'agc_resource_reference', resourceId: 'asset-hero' },
        { type: 'input_text', text: '\n' },
      ],
    };

    expect(
      chatComposerDraftToDirectCodexUserItem(draft, 'turn-3:user').content,
    ).toEqual(draft.content);
  });

  it('只有最终 content 全为空白时才判定为空输入', () => {
    expect(
      hasMeaningfulDirectCodexContent([{ type: 'input_text', text: '   \n ' }]),
    ).toBe(false);
    expect(hasMeaningfulDirectCodexContent([])).toBe(false);
    // 空白文本仍然保留，但只要有实际文本或引用就不能当空输入拒发。
    expect(
      hasMeaningfulDirectCodexContent([
        { type: 'input_text', text: ' \n' },
        { type: 'input_text', text: '看' },
      ]),
    ).toBe(true);
    expect(
      hasMeaningfulDirectCodexContent([
        { type: 'agc_resource_reference', resourceId: 'asset-hero' },
      ]),
    ).toBe(true);
  });

  it('展示用文本由 content 派生，引用按 @ 显示名展开', () => {
    expect(
      directCodexContentToPromptText(
        [
          { type: 'input_text', text: '用 ' },
          { type: 'agc_resource_reference', resourceId: 'asset-hero' },
          { type: 'input_text', text: ' 做主视觉' },
        ],
        [],
      ),
    ).toBe('用 @asset-hero 做主视觉');
  });
});