go-common/app/interface/main/up-rating/dao/dao.go
2019-04-22 18:49:16 +08:00

57 lines
1.1 KiB
Go

package dao
import (
"context"
"time"
"go-common/app/interface/main/up-rating/conf"
"go-common/library/cache/redis"
"go-common/library/database/sql"
"go-common/library/log"
)
// Dao def dao struct
type Dao struct {
c *conf.Config
db *sql.DB
rddb *sql.DB
redis *redis.Pool
upRatingExpire int64
}
// New fn
func New(c *conf.Config) (d *Dao) {
d = &Dao{
c: c,
db: sql.NewMySQL(c.DB.Main),
rddb: sql.NewMySQL(c.DB.Slave),
redis: redis.NewPool(c.Redis.Config),
upRatingExpire: int64(time.Duration(c.Redis.UpRatingExpire) / time.Second),
}
return d
}
// Ping ping db
func (d *Dao) Ping(c context.Context) (err error) {
if err = d.db.Ping(c); err != nil {
log.Error("d.db.Ping error(%v)", err)
return
}
return
}
// Close close db conn
func (d *Dao) Close() {
if d.db != nil {
d.db.Close()
}
if d.redis != nil {
d.redis.Close()
}
}
// BeginTran begin transcation
func (d *Dao) BeginTran(c context.Context) (tx *sql.Tx, err error) {
return d.db.Begin(c)
}