import mysql from 'mysql2/promise'

const pool = mysql.createPool({
  host: process.env.DB_HOST || 'localhost',
  port: parseInt(process.env.DB_PORT || '3306'),
  user: process.env.DB_USER || 'root',
  password: process.env.DB_PASSWORD || '',
  database: process.env.DB_NAME || 'cbd420',
  waitForConnections: true,
  connectionLimit: 50, // Increased from 10 to handle more concurrent requests
  queueLimit: 0,
  connectTimeout: 60000, // 60 seconds timeout for establishing connection
  idleTimeout: 600000, // 10 minutes - close idle connections after this time
})

export default pool