go-common/app/interface/main/app-wall/dao/mobile/cache.go
2019-04-22 18:49:16 +08:00

134 lines
3.0 KiB
Go

package mobile
import (
"context"
"fmt"
"go-common/app/interface/main/app-wall/model/mobile"
"go-common/library/cache/memcache"
"go-common/library/log"
)
const (
_prefix = "mobiles_user_%v"
)
func keyMobile(usermob string) string {
return fmt.Sprintf(_prefix, usermob)
}
// AddMobileCache
func (d *Dao) AddMobileCache(c context.Context, usermob string, m []*mobile.Mobile) (err error) {
var (
key = keyMobile(usermob)
conn = d.mc.Get(c)
)
if err = conn.Set(&memcache.Item{Key: key, Object: m, Flags: memcache.FlagJSON, Expiration: d.expire}); err != nil {
log.Error("addMobileCache d.mc.Set(%s,%v) error(%v)", key, m, err)
}
conn.Close()
return
}
// MobileCache
func (d *Dao) MobileCache(c context.Context, usermob string) (m []*mobile.Mobile, err error) {
var (
key = keyMobile(usermob)
conn = d.mc.Get(c)
r *memcache.Item
)
defer conn.Close()
if r, err = conn.Get(key); err != nil {
if err == memcache.ErrNotFound {
err = nil
return
}
log.Error("mobileCache MemchDB.Get(%s) error(%v)", key, err)
return
}
if err = conn.Scan(r, &m); err != nil {
log.Error("r.Scan(%s) error(%v)", r.Value, err)
}
return
}
// DeleteMobileCache
func (d *Dao) DeleteMobileCache(c context.Context, usermob string) (err error) {
var (
key = keyMobile(usermob)
conn = d.mc.Get(c)
)
defer conn.Close()
if err = conn.Delete(key); err != nil {
if err == memcache.ErrNotFound {
err = nil
return
}
log.Error("mobileCache MemchDB.Delete(%s) error(%v)", key, err)
return
}
return
}
// UpdateMobileCache
func (d *Dao) UpdateMobileCache(c context.Context, usermob string, m *mobile.Mobile) (err error) {
var (
ms []*mobile.Mobile
mobiles []*mobile.Mobile
uproductid = map[string]struct{}{}
)
if ms, err = d.MobileCache(c, usermob); err != nil && len(ms) > 0 {
log.Error("d.MobileCache error(%v)", err)
return
}
if len(ms) > 0 {
for _, ml := range ms {
tmp := &mobile.Mobile{}
*tmp = *ml
if tmp.Productid == m.Productid {
tmp = m
if m.Threshold == 0 {
tmp.Threshold = ml.Threshold
}
uproductid[m.Productid] = struct{}{}
}
mobiles = append(mobiles, tmp)
}
if _, ok := uproductid[m.Productid]; !ok {
mobiles = append(mobiles, m)
}
if err = d.AddMobileCache(c, usermob, mobiles); err != nil {
log.Error("d.AddMobileCache error(%v)", err)
return
}
}
return
}
// UpdateMobileFlowCache
func (d *Dao) UpdateMobileFlowCache(c context.Context, usermob string, m *mobile.Mobile) (err error) {
var (
ms []*mobile.Mobile
mobiles []*mobile.Mobile
)
if ms, err = d.MobileCache(c, usermob); err != nil && len(ms) > 0 {
log.Error("d.MobileCache error(%v)", err)
return
}
if len(ms) > 0 {
for _, ml := range ms {
tmp := &mobile.Mobile{}
*tmp = *ml
if tmp.Productid == m.Productid {
tmp.Threshold = m.Threshold
}
mobiles = append(mobiles, tmp)
}
if err = d.AddMobileCache(c, usermob, mobiles); err != nil {
log.Error("d.AddMobileCache error(%v)", err)
return
}
}
return
}