/**
 * 检查当前数据库中的经纬度数据
 * @file check-current-data.js
 */

const { Farm } = require('./models');
const { sequelize } = require('./config/database-simple');

async function checkCurrentData() {
  try {
    console.log('连接数据库...');
    await sequelize.authenticate();
    
    console.log('\n查询最近的养殖场记录...');
    const farms = await Farm.findAll({
      attributes: ['id', 'name', 'location', 'created_at'],
      order: [['id', 'DESC']],
      limit: 10
    });
    
    console.log(`\n找到 ${farms.length} 条记录:`);
    console.log('=' .repeat(80));
    
    farms.forEach((farm, index) => {
      console.log(`${index + 1}. ID: ${farm.id}`);
      console.log(`   名称: ${farm.name}`);
      console.log(`   Location对象: ${JSON.stringify(farm.location)}`);
      
      if (farm.location && typeof farm.location === 'object') {
        const lng = farm.location.lng;
        const lat = farm.location.lat;
        console.log(`   经度 (lng): ${lng} (类型: ${typeof lng})`);
        console.log(`   纬度 (lat): ${lat} (类型: ${typeof lat})`);
        
        if (lng !== undefined || lat !== undefined) {
          console.log(`   ✅ 有经纬度数据`);
        } else {
          console.log(`   ❌ 无经纬度数据`);
        }
      } else {
        console.log(`   ❌ Location字段为空或格式错误`);
      }
      
      console.log(`   创建时间: ${farm.created_at}`);
      console.log('-'.repeat(60));
    });
    
    // 查找包含经纬度数据的记录
    console.log('\n查找包含经纬度数据的记录...');
    const farmsWithLocation = await Farm.findAll({
      where: sequelize.literal("JSON_EXTRACT(location, '$.lng') IS NOT NULL OR JSON_EXTRACT(location, '$.lat') IS NOT NULL"),
      attributes: ['id', 'name', 'location'],
      order: [['id', 'DESC']],
      limit: 5
    });
    
    console.log(`\n包含经纬度数据的记录 (${farmsWithLocation.length} 条):`);
    farmsWithLocation.forEach(farm => {
      console.log(`ID: ${farm.id}, 名称: ${farm.name}`);
      console.log(`经度: ${farm.location.lng}, 纬度: ${farm.location.lat}`);
      console.log('');
    });
    
  } catch (error) {
    console.error('查询失败:', error.message);
    if (error.sql) {
      console.error('SQL:', error.sql);
    }
  } finally {
    await sequelize.close();
    console.log('数据库连接已关闭');
  }
}

// 运行检查
if (require.main === module) {
  checkCurrentData();
}

module.exports = { checkCurrentData };