package store

import (
	"database/sql"
	"fmt"
	"time"

	_ "github.com/go-sql-driver/mysql"
)

type DB struct {
	*sql.DB
}

func Open(dsn string) (*DB, error) {
	db, err := sql.Open("mysql", dsn)
	if err != nil {
		return nil, err
	}
	db.SetMaxOpenConns(20)
	db.SetMaxIdleConns(5)
	db.SetConnMaxLifetime(5 * time.Minute)
	if err := db.Ping(); err != nil {
		return nil, fmt.Errorf("mysql ping: %w", err)
	}
	return &DB{DB: db}, nil
}