package config

import (
	"fmt"
	"gorm.io/driver/mysql"
	"gorm.io/gorm"
	"log"
)

var DB *gorm.DB

func InitDB() {
	var err error
	// "%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local"
	dsn := fmt.Sprintf(
		"%s:%s@tcp(%s:%d)/%s?charset=utf8mb4&parseTime=True&loc=Local",
		Conf.DB.User,
		Conf.DB.Passwd,
		Conf.DB.Host,
		Conf.DB.Port,
		Conf.DB.Database)
	DB, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
	if err != nil {
		log.Fatalf("无法连接到数据库: %v", err)
	}
}