95 lines
2.2 KiB
Go
95 lines
2.2 KiB
Go
package ads
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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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"github.com/dgryski/go-farm"
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)
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const (
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_prefixBuvid = "buvid:%d"
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)
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func (d *Dao) keyBuvid(buvid string) (key string) {
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num := int64(farm.Hash32([]byte(buvid)))
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key = fmt.Sprintf(_prefixBuvid, num%d.c.HashNum)
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return
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}
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// ExistsAuth if existes buvid in redis.
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func (d *Dao) ExistsAuth(c context.Context, key string) (ok bool, err error) {
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var conn = d.redis.Get(c)
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defer conn.Close()
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if ok, err = redis.Bool(conn.Do("EXISTS", key)); err != nil {
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log.Error("EXISTS key(%s), error(%v)", key, err)
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}
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return
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}
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// BuvidCount get buvid count info from redis.
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func (d *Dao) BuvidCount(c context.Context, faid int64, buvid string) (res int64, err error) {
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var (
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key = d.keyBuvid(buvid)
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conn = d.redis.Get(c)
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field = faid
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)
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defer conn.Close()
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if res, err = redis.Int64(conn.Do("HGET", key, field)); err != nil {
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if err != redis.ErrNil {
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log.Error("BuvidCount conn.Send HGET(%v, %v) error(%v)", key, field, err)
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return
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}
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err = nil
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}
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return
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}
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// AddBuvidCount add buvid count info into redis.
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func (d *Dao) AddBuvidCount(c context.Context, buvidCounts map[string]map[int64]int64) (err error) {
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var (
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key string
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count int
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conn = d.redis.Get(c)
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faid int64
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playCount int64
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ok bool
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)
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defer conn.Close()
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for buvid, buvidCount := range buvidCounts {
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key = d.keyBuvid(buvid)
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if ok, err = d.ExistsAuth(c, key); err != nil {
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log.Error("EXISTS key(%s) error(%v)", key, err)
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return
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}
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for faid, playCount = range buvidCount {
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if err = conn.Send("HSET", key, faid, playCount); err != nil {
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log.Error("HSET key(%s) field(%d) playCount(%d) error(%v)", key, faid, playCount, err)
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return
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}
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count++
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}
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if !ok {
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if err = conn.Send("EXPIRE", key, d.expire); err != nil {
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log.Error("EXPIRE key(%s) expire(%v) error(%v)", key, d.expire, err)
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return
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}
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count++
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}
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}
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if err = conn.Flush(); err != nil {
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log.Error("BuvidCount 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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log.Error("BuvidCount 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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