71 lines
1.8 KiB
Go
71 lines
1.8 KiB
Go
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package dao
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import (
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"context"
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"encoding/json"
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"fmt"
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"go-common/app/interface/main/web/model"
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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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const (
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_keyArchiveFmt = "va_%d"
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)
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func keyArchive(aid int64) string {
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return fmt.Sprintf(_keyArchiveFmt, aid)
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}
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// SetViewBakCache set view archive page data to cache.
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func (d *Dao) SetViewBakCache(c context.Context, aid int64, a *model.View) (err error) {
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key := keyArchive(aid)
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conn := d.redisBak.Get(c)
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defer conn.Close()
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var bs []byte
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if bs, err = json.Marshal(a); err != nil {
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log.Error("SetViewBakCache json.Marshal(%v) error(%v)", a, err)
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return
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}
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if err = conn.Send("SET", key, bs); err != nil {
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log.Error("SetViewBakCache conn.Send(SET,%s,%s) error(%v)", key, string(bs), err)
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return
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}
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if err = conn.Send("EXPIRE", key, d.redisArchiveBakExpire); err != nil {
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log.Error("SetViewBakCache conn.Send(EXPIRE,%s,%d) error(%v)", key, d.redisArchiveBakExpire, err)
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return
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}
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if err = conn.Flush(); err != nil {
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log.Error("SetViewBakCache conn.Flush error(%v)", err)
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return
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}
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for i := 0; i < 2; i++ {
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if _, err = conn.Receive(); err != nil {
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log.Error("SetViewBakCache conn.Recevie(%d) error(%v0", i, err)
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}
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}
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return
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}
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// ViewBakCache get view archive page data from cache.
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func (d *Dao) ViewBakCache(c context.Context, aid int64) (rs *model.View, err error) {
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key := keyArchive(aid)
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conn := d.redisBak.Get(c)
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defer conn.Close()
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var values []byte
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if values, err = redis.Bytes(conn.Do("GET", key)); err != nil {
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if err == redis.ErrNil {
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err = nil
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log.Warn("ViewBakCache redis (%s) return nil ", key)
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} else {
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log.Error("ViewBakCache conn.Do(GET,%s) error(%v)", key, err)
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}
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return
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}
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if err = json.Unmarshal(values, &rs); err != nil {
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log.Error("ViewBakCache json.Unmarshal(%v) error(%v)", values, err)
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}
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return
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}
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