const https = require('https');
const fs = require('fs');

// 获取 GitHub 趋势项目
function fetchGitHubTrending() {
  return new Promise((resolve, reject) => {
    const options = {
      hostname: 'api.github.com',
      path: '/search/repositories?q=stars:%3E1000&sort=stars&order=desc&per_page=10',
      headers: {
        'User-Agent': 'Node.js'
      }
    };

    https.get(options, (res) => {
      let data = '';
      
      res.on('data', (chunk) => {
        data += chunk;
      });
      
      res.on('end', () => {
        try {
          const result = JSON.parse(data);
          const trendingProjects = result.items.map(item => ({
            name: item.full_name,
            description: item.description || 'No description',
            stars: item.stargazers_count,
            language: item.language || 'Unknown',
            url: item.html_url
          }));
          
          resolve(trendingProjects);
        } catch (error) {
          reject(error);
        }
      });
    }).on('error', (error) => {
      reject(error);
    });
  });
}

// 生成文本文件
async function generateTrendingFile() {
  try {
    console.log('正在获取 GitHub 趋势项目...');
    const projects = await fetchGitHubTrending();
    
    let content = 'GitHub 趋势项目 (基于星标数排名)\n';
    content += '='.repeat(50) + '\n\n';
    
    projects.forEach((project, index) => {
      content += `${index + 1}. ${project.name}\n`;
      content += `   描述: ${project.description}\n`;
      content += `   语言: ${project.language}\n`;
      content += `   星标: ${project.stars}\n`;
      content += `   链接: ${project.url}\n\n`;
    });
    
    fs.writeFileSync('github_trending.txt', content, 'utf8');
    console.log('文件已生成: github_trending.txt');
    
  } catch (error) {
    console.error('获取数据时出错:', error.message);
    // 创建示例数据以防 API 调用失败
    const fallbackContent = `GitHub 趋势项目 (示例数据)
==================================================

1. microsoft/vscode
   描述: Visual Studio Code
   语言: TypeScript
   星标: 158000
   链接: https://github.com/microsoft/vscode

2. facebook/react
   描述: A declarative, efficient, and flexible JavaScript library for building user interfaces.
   语言: JavaScript
   星标: 218000
   链接: https://github.com/facebook/react

3. tensorflow/tensorflow
   描述: An Open Source Machine Learning Framework for Everyone
   语言: C++
   星标: 180000
   链接: https://github.com/tensorflow/tensorflow

4. kubernetes/kubernetes
   描述: Production-Grade Container Scheduling and Management
   语言: Go
   星标: 105000
   链接: https://github.com/kubernetes/kubernetes

5. golang/go
   描述: The Go programming language
   语言: Go
   星标: 118000
   链接: https://github.com/golang/go

6. flutter/flutter
   描述: Flutter makes it easy and fast to build beautiful apps for mobile and beyond
   语言: Dart
   星标: 162000
   链接: https://github.com/flutter/flutter

7. denoland/deno
   描述: A modern runtime for JavaScript and TypeScript.
   语言: Rust
   星标: 92000
   链接: https://github.com/denoland/deno

8. rust-lang/rust
   描述: Empowering everyone to build reliable and efficient software.
   语言: Rust
   星标: 89000
   链接: https://github.com/rust-lang/rust

9. vercel/next.js
   描述: The React Framework for the Web
   语言: JavaScript
   星标: 125000
   链接: https://github.com/vercel/next.js

10. nodejs/node
   描述: Node.js JavaScript runtime
   语言: JavaScript
   星标: 102000
   链接: https://github.com/nodejs/node`;

    fs.writeFileSync('github_trending.txt', fallbackContent, 'utf8');
    console.log('已生成示例数据文件: github_trending.txt');
  }
}

// 执行
generateTrendingFile();