Files
go-gin-api/cmd/init/db/mysql/mysql.go
2021-03-20 22:05:59 +08:00

64 lines
1.0 KiB
Go

package mysql
import (
"fmt"
"github.com/pkg/errors"
"gorm.io/driver/mysql"
"gorm.io/gorm"
"gorm.io/gorm/schema"
)
var _ Repo = (*dbRepo)(nil)
type Repo interface {
i()
GetDb() *gorm.DB
DbClose() error
}
type dbRepo struct {
DbConn *gorm.DB
}
func New(dbAddr, dbUser, dbPass, dbName string) (Repo, error) {
dsn := fmt.Sprintf("%s:%s@tcp(%s)/%s?charset=utf8mb4&parseTime=%t&loc=%s",
dbUser,
dbPass,
dbAddr,
dbName,
true,
"Local")
db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{
NamingStrategy: schema.NamingStrategy{
SingularTable: true,
},
//Logger: logger.Default.LogMode(logger.Info), // 日志配置
})
if err != nil {
return nil, errors.Wrap(err, fmt.Sprintf("[db connection failed] Database name: %s", dbName))
}
db.Set("gorm:table_options", "CHARSET=utf8mb4")
return &dbRepo{
DbConn: db,
}, nil
}
func (d *dbRepo) i() {}
func (d *dbRepo) GetDb() *gorm.DB {
return d.DbConn
}
func (d *dbRepo) DbClose() error {
sqlDB, err := d.DbConn.DB()
if err != nil {
return err
}
return sqlDB.Close()
}