#!/usr/bin/env node

const YAML = require('yaml');
const fs = require('fs');
const path = require('path');

/**
 * 验证OpenAPI文档的基本语法和结构
 */
function validateOpenAPIDoc() {
  try {
    console.log('🔍 开始验证营收系统OpenAPI文档...\n');
    
    // 读取主文档
    const mainDocPath = path.join(__dirname, 'main', 'openapi.yaml');
    const mainContent = fs.readFileSync(mainDocPath, 'utf8');
    const mainDoc = YAML.parse(mainContent);
    
    // 验证基本结构
    console.log('✅ 主文档语法正确');
    console.log(`📋 API标题: ${mainDoc.info.title}`);
    console.log(`📋 API版本: ${mainDoc.info.version}`);
    console.log(`📋 OpenAPI版本: ${mainDoc.openapi}`);
    
    // 验证服务器配置
    if (mainDoc.servers && mainDoc.servers.length > 0) {
      console.log(`🌐 配置了 ${mainDoc.servers.length} 个服务器环境:`);
      mainDoc.servers.forEach((server, index) => {
        console.log(`   ${index + 1}. ${server.description}: ${server.url}`);
      });
    }
    
    // 验证标签
    if (mainDoc.tags && mainDoc.tags.length > 0) {
      console.log(`🏷️  定义了 ${mainDoc.tags.length} 个标签:`);
      mainDoc.tags.forEach((tag, index) => {
        console.log(`   ${index + 1}. ${tag.name}: ${tag.description}`);
      });
    }
    
    // 验证路径
    if (mainDoc.paths) {
      const pathCount = Object.keys(mainDoc.paths).length;
      console.log(`🛣️  定义了 ${pathCount} 个API路径:`);
      Object.keys(mainDoc.paths).forEach((path, index) => {
        console.log(`   ${index + 1}. ${path}`);
      });
    }
    
    // 验证组件文件
    console.log('\n🔧 验证组件文件:');
    const componentFiles = [
      'components/schemas.yaml',
      'components/responses.yaml', 
      'components/parameters.yaml',
      'components/headers.yaml',
      'components/security.yaml'
    ];
    
    componentFiles.forEach(file => {
      const filePath = path.join(__dirname, 'main', file);
      if (fs.existsSync(filePath)) {
        try {
          const content = fs.readFileSync(filePath, 'utf8');
          YAML.parse(content);
          console.log(`   ✅ ${file}`);
        } catch (error) {
          console.log(`   ❌ ${file}: ${error.message}`);
        }
      } else {
        console.log(`   ⚠️  ${file}: 文件不存在`);
      }
    });
    
    // 验证路径文件
    console.log('\n🛤️  验证路径文件:');
    const pathFiles = [
      'paths/bill-query.yaml',
      'paths/bill-pay.yaml',
      'paths/pay-invalid.yaml',
      'paths/withholding-signing.yaml',
      'paths/withholding-termination.yaml',
      'paths/withholding-send-disc.yaml',
      'paths/withholding-back-disc.yaml'
    ];
    
    pathFiles.forEach(file => {
      const filePath = path.join(__dirname, 'main', file);
      if (fs.existsSync(filePath)) {
        try {
          const content = fs.readFileSync(filePath, 'utf8');
          YAML.parse(content);
          console.log(`   ✅ ${file}`);
        } catch (error) {
          console.log(`   ❌ ${file}: ${error.message}`);
        }
      } else {
        console.log(`   ⚠️  ${file}: 文件不存在`);
      }
    });
    
    console.log('\n🎉 OpenAPI文档验证完成!');
    console.log('\n📖 使用方法:');
    console.log('1. 在Swagger Editor中打开 docs/main/openapi.yaml');
    console.log('2. 或使用命令: npx swagger-ui-serve docs/main/openapi.yaml');
    console.log('3. 或导入到Postman等API测试工具中');
    
  } catch (error) {
    console.error('❌ 验证失败:', error.message);
    process.exit(1);
  }
}

// 如果直接运行此脚本
if (require.main === module) {
  validateOpenAPIDoc();
}

module.exports = { validateOpenAPIDoc };