/**
 * 数据库连接测试脚本
 */

const mysql = require('mysql2/promise');
const sql = require('mssql');

// MySQL 配置
const mysqlConfig = {
    host: '192.168.195.16',
    port: 1887,
    user: 'root',
    password: 'Dbt@com@123',
    database: 'youdas',
    charset: 'utf8mb4'
};

// SQL Server 配置
const sqlServerConfig = {
    server: '192.168.195.15',
    port: 1433,
    user: 'sa',
    password: 'Dbt@com@123',
    database: 'honey_box',
    options: {
        encrypt: false,
        trustServerCertificate: true
    }
};

async function testMySQL() {
    console.log('========================================');
    console.log('测试 MySQL 连接');
    console.log('========================================');
    
    try {
        const conn = await mysql.createConnection(mysqlConfig);
        console.log('✅ MySQL 连接成功！');
        
        const [rows] = await conn.execute('SELECT VERSION() as version');
        console.log(`MySQL 版本: ${rows[0].version}`);
        
        const [tables] = await conn.execute('SHOW TABLES');
        console.log(`数据库表数量: ${tables.length}`);
        
        await conn.end();
        return true;
    } catch (err) {
        console.error('❌ MySQL 连接失败:', err.message);
        return false;
    }
}

async function testSQLServer() {
    console.log('\n========================================');
    console.log('测试 SQL Server 连接');
    console.log('========================================');
    
    try {
        const pool = await sql.connect(sqlServerConfig);
        console.log('✅ SQL Server 连接成功！');
        
        const result = await pool.request().query('SELECT @@VERSION as version');
        console.log(`SQL Server 版本: ${result.recordset[0].version.split('\n')[0]}`);
        
        const tablesResult = await pool.request().query(`
            SELECT COUNT(*) as count FROM INFORMATION_SCHEMA.TABLES 
            WHERE TABLE_TYPE = 'BASE TABLE'
        `);
        console.log(`数据库表数量: ${tablesResult.recordset[0].count}`);
        
        await pool.close();
        return true;
    } catch (err) {
        console.error('❌ SQL Server 连接失败:', err.message);
        return false;
    }
}

async function main() {
    console.log('数据库连接测试开始...\n');
    
    const mysqlOk = await testMySQL();
    const sqlServerOk = await testSQLServer();
    
    console.log('\n========================================');
    console.log('测试结果汇总');
    console.log('========================================');
    console.log(`MySQL: ${mysqlOk ? '✅ 正常' : '❌ 失败'}`);
    console.log(`SQL Server: ${sqlServerOk ? '✅ 正常' : '❌ 失败'}`);
}

main();