/**
 * 检查并同步数据库表结构脚本
 */
const { sequelize } = require('./models/index');

async function checkAndSyncDatabase() {
  try {
    console.log('连接数据库...');
    await sequelize.authenticate();
    console.log('数据库连接成功');
    
    // 强制同步数据库（这会删除现有表并重新创建）
    console.log('\n开始同步数据库模型...');
    await sequelize.sync({ force: true });
    console.log('数据库模型同步完成');
    
    // 检查创建的表
    console.log('\n=== 检查创建的表 ===');
    const [tables] = await sequelize.query("SHOW TABLES");
    console.log('已创建的表:', tables.map(row => Object.values(row)[0]));
    
    // 检查devices表结构
    console.log('\n=== devices表结构 ===');
    const [devicesFields] = await sequelize.query("DESCRIBE devices");
    console.log('devices表字段:');
    devicesFields.forEach(field => {
      console.log(`- ${field.Field}: ${field.Type} (${field.Null === 'YES' ? 'NULL' : 'NOT NULL'})`);
    });
    
    // 检查animals表结构
    console.log('\n=== animals表结构 ===');
    const [animalsFields] = await sequelize.query("DESCRIBE animals");
    console.log('animals表字段:');
    animalsFields.forEach(field => {
      console.log(`- ${field.Field}: ${field.Type} (${field.Null === 'YES' ? 'NULL' : 'NOT NULL'})`);
    });
    
    // 检查alerts表结构
    console.log('\n=== alerts表结构 ===');
    const [alertsFields] = await sequelize.query("DESCRIBE alerts");
    console.log('alerts表字段:');
    alertsFields.forEach(field => {
      console.log(`- ${field.Field}: ${field.Type} (${field.Null === 'YES' ? 'NULL' : 'NOT NULL'})`);
    });
    
  } catch (error) {
    console.error('操作失败:', error);
  } finally {
    await sequelize.close();
  }
}

checkAndSyncDatabase();