package db

import (
	"database/sql"
	"fmt"
	_ "github.com/go-sql-driver/mysql"
	"time"
)

//var DB *sql.DB


func ConnectDb() *sql.DB {
	//db, _ := sql.Open("mysql", "root:Skyinno251,@tcp(47.242.184.139:3306)/goftp")
	db, _ := sql.Open("mysql", "root:Skyinno251,@tcp(127.0.0.1:3306)/goftp")
	//if err != nil {
	//	fmt.Println(err.Error())
	//	return
	//}
	db.SetConnMaxLifetime(time.Minute * 3)
	db.SetMaxOpenConns(10)
	db.SetMaxIdleConns(10)
	if err := db.Ping(); err!=nil{
		fmt.Println("open database fail")
		return nil
	}
	fmt.Println("open database success")
	//DB=db
	//defer db.Close()
	return db
}

func ClosetDb(db *sql.DB) {
	defer db.Close()
}