/**
 * unifuncs DeepSearch API 快速验证脚本
 * 
 * 运行方式：
 * cd backend
 * npx tsx scripts/test-unifuncs-deepsearch.ts
 */

import OpenAI from 'openai';

// ========== 配置 ==========
const UNIFUNCS_API_KEY = 'sk-2fNwqUH73elGq0aDKJEM4ReqP7Ry0iqHo4OXyidDe2WpQ9XQ';
const UNIFUNCS_BASE_URL = 'https://api.unifuncs.com/deepsearch/v1';

// ========== 测试用例 ==========
const TEST_QUERIES = [
  // 简单测试
  '糖尿病 SGLT2抑制剂 心血管 RCT',
  
  // 复杂临床问题
  // '乳腺癌免疫治疗最新系统综述，近3年的研究进展',
];

// ========== 主函数 ==========
async function testDeepSearch() {
  console.log('🚀 unifuncs DeepSearch API 验证测试\n');
  console.log('=' .repeat(60));

  const client = new OpenAI({
    baseURL: UNIFUNCS_BASE_URL,
    apiKey: UNIFUNCS_API_KEY,
  });

  for (const query of TEST_QUERIES) {
    console.log(`\n📝 测试查询: "${query}"\n`);
    console.log('-'.repeat(60));

    try {
      const startTime = Date.now();

      // 方式1: 流式响应（推荐用于验证）
      const stream = await client.chat.completions.create({
        model: 's2',
        messages: [{ role: 'user', content: query }],
        stream: true,
        // @ts-ignore - unifuncs 扩展参数
        introduction: '你是一名专业的临床研究文献检索专家，请在 PubMed 中检索相关文献。输出每篇文献的 PMID、标题、作者、期刊、发表年份、研究类型。',
        max_depth: 10,  // 验证时用较小的深度，加快速度
        domain_scope: ['https://pubmed.ncbi.nlm.nih.gov/'],
        domain_blacklist: ['wanfang.com', 'cnki.net'],
        reference_style: 'link',
      } as any);

      let thinking = false;
      let thinkingContent = '';
      let responseContent = '';

      console.log('📡 流式响应中...\n');

      for await (const chunk of stream) {
        const delta = chunk.choices[0]?.delta;
        
        // 处理思考过程 (reasoning_content)
        if ((delta as any)?.reasoning_content) {
          if (!thinking) {
            console.log('💭 [思考过程]');
            thinking = true;
          }
          const content = (delta as any).reasoning_content;
          thinkingContent += content;
          process.stdout.write(content);
        } 
        // 处理正式回答 (content)
        else if (delta?.content) {
          if (thinking) {
            console.log('\n\n📄 [检索结果]');
            thinking = false;
          }
          responseContent += delta.content;
          process.stdout.write(delta.content);
        }
      }

      const endTime = Date.now();
      const duration = ((endTime - startTime) / 1000).toFixed(2);

      console.log('\n\n' + '='.repeat(60));
      console.log(`✅ 测试完成！耗时: ${duration} 秒`);
      console.log(`📊 思考过程长度: ${thinkingContent.length} 字符`);
      console.log(`📊 回答内容长度: ${responseContent.length} 字符`);

      // 尝试提取 PMID
      const pmidMatches = responseContent.match(/PMID[:\s]*(\d+)/gi) || [];
      const pubmedLinks = responseContent.match(/pubmed\.ncbi\.nlm\.nih\.gov\/(\d+)/gi) || [];
      const totalPmids = new Set([
        ...pmidMatches.map(m => m.replace(/PMID[:\s]*/i, '')),
        ...pubmedLinks.map(m => m.replace(/pubmed\.ncbi\.nlm\.nih\.gov\//i, '')),
      ]);
      
      console.log(`📚 检索到的文献数量: ${totalPmids.size} 篇`);
      if (totalPmids.size > 0) {
        console.log(`📚 PMID 列表: ${[...totalPmids].slice(0, 10).join(', ')}${totalPmids.size > 10 ? '...' : ''}`);
      }

    } catch (error: any) {
      console.error('\n❌ 测试失败:', error.message);
      if (error.response) {
        console.error('响应状态:', error.response.status);
        console.error('响应数据:', error.response.data);
      }
    }
  }

  console.log('\n' + '='.repeat(60));
  console.log('🏁 所有测试完成！');
}

// ========== 运行 ==========
testDeepSearch().catch(console.error);