55 lines
1.1 KiB
Go
55 lines
1.1 KiB
Go
package show
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import (
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"context"
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"time"
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"go-common/app/interface/main/app-show/conf"
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"go-common/library/cache/redis"
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"go-common/library/database/sql"
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)
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// Dao is show dao.
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type Dao struct {
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// mysql
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db *sql.DB
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getHead *sql.Stmt
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getItem *sql.Stmt
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getHeadTmp *sql.Stmt
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getItemTmp *sql.Stmt
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// redis
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rcmmndRds *redis.Pool
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rcmmndExp int
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}
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// New new a show dao.
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func New(c *conf.Config) (d *Dao) {
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d = &Dao{
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// mysql
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db: sql.NewMySQL(c.MySQL.Show),
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// redis
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rcmmndRds: redis.NewPool(c.Redis.Recommend.Config),
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rcmmndExp: int(time.Duration(c.Redis.Recommend.Expire) / time.Second),
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}
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d.getHead = d.db.Prepared(_headSQL)
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d.getItem = d.db.Prepared(_itemSQL)
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d.getHeadTmp = d.db.Prepared(_headTmpSQL)
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d.getItemTmp = d.db.Prepared(_itemTmpSQL)
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return d
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}
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// Close close memcache resource.
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func (d *Dao) Close() (err error) {
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if d.rcmmndRds != nil {
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return d.rcmmndRds.Close()
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}
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return nil
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}
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func (d *Dao) Ping(c context.Context) (err error) {
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conn := d.rcmmndRds.Get(c)
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_, err = conn.Do("SET", "PING", "PONG")
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conn.Close()
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return
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}
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