82 lines
1.9 KiB
Go
82 lines
1.9 KiB
Go
package dao
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import (
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"context"
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"fmt"
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"go-common/library/cache/redis"
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"go-common/library/log"
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)
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func maxLikeKey(aid int64) string {
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return fmt.Sprintf(_prefixMaxLike, aid)
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}
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// MaxLikeCache max like cache
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func (d *Dao) MaxLikeCache(c context.Context, aid int64) (res int64, err error) {
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var (
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conn = d.redis.Get(c)
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key = maxLikeKey(aid)
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)
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defer conn.Close()
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if res, err = redis.Int64(conn.Do("GET", key)); err != nil {
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if err == redis.ErrNil {
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err = nil
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} else {
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PromError("redis:获取点赞最大数")
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log.Error("MaxLikeMCache GET(%s) error(%+v)", key, err)
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}
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return
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}
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return
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}
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// ExpireMaxLikeCache expire max like cache
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func (d *Dao) ExpireMaxLikeCache(c context.Context, aid int64) (res bool, err error) {
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var (
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conn = d.redis.Get(c)
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key = maxLikeKey(aid)
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)
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defer conn.Close()
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if res, err = redis.Bool(conn.Do("EXPIRE", key, d.redisMaxLikeExpire)); err != nil {
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PromError("redis:Expire点赞最大数")
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log.Error("MaxLikeCache EXPIRE(%s) error(%+v)", key, err)
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}
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return
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}
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// SetMaxLikeCache set max like cache
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func (d *Dao) SetMaxLikeCache(c context.Context, aid int64, value int64) (err error) {
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var (
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conn = d.redis.Get(c)
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key = maxLikeKey(aid)
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count int
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)
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defer conn.Close()
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if err = conn.Send("SET", key, value); err != nil {
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PromError("redis:设定点赞最大数")
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log.Error("conn.Send(SET, %s, %s) error(%+v)", key, value, err)
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return
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}
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count++
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if err = conn.Send("EXPIRE", key, d.redisMaxLikeExpire); err != nil {
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PromError("redis:Expire点赞最大数")
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log.Error("MaxLikeCache EXPIRE(%s) error(%+v)", key, err)
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return
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}
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count++
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if err = conn.Flush(); err != nil {
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PromError("redis:设定点赞最大数flush")
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log.Error("conn.Flush error(%+v)", err)
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return
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}
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for i := 0; i < count; i++ {
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if _, err = conn.Receive(); err != nil {
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PromError("redis:设定点赞最大数receive")
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log.Error("conn.Receive error(%+v)", err)
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return
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}
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}
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return
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}
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