Create & Init Project...

app/interface/main/creative/dao/template/memcache.go

@@ -0,0 +1,67 @@
+package template
+
+import (
+	"context"
+	"go-common/app/interface/main/creative/model/template"
+	"go-common/library/cache/memcache"
+	"go-common/library/log"
+	"strconv"
+)
+
+const (
+	_prefix = "tpl_"
+)
+
+func keyTpl(mid int64) string {
+	return _prefix + strconv.FormatInt(mid, 10)
+}
+
+// tplCache get tpl cache.
+func (d *Dao) tplCache(c context.Context, mid int64) (tps []*template.Template, err error) {
+	var (
+		conn = d.mc.Get(c)
+		r    *memcache.Item
+	)
+	defer conn.Close()
+	// get cache
+	r, err = conn.Get(keyTpl(mid))
+	if err != nil {
+		if err == memcache.ErrNotFound {
+			err = nil
+		} else {
+			log.Error("memcache conn.Get2(%d) error(%v)", mid, err)
+		}
+		return
+	}
+	tps = []*template.Template{}
+	if err = conn.Scan(r, &tps); err != nil {
+		log.Error("tplCache json.Unmarshal(%s) error(%v)", r.Value, err)
+		tps = nil
+	}
+	return
+}
+
+// addTplCache add tpl cache.
+func (d *Dao) addTplCache(c context.Context, mid int64, tps []*template.Template) (err error) {
+	var (
+		key = keyTpl(mid)
+	)
+	conn := d.mc.Get(c)
+	defer conn.Close()
+	if err = conn.Set(&memcache.Item{Key: key, Object: tps, Flags: memcache.FlagJSON, Expiration: d.mcExpire}); err != nil {
+		log.Error("tplCache memcache.Set(%v) error(%v)", key, err)
+	}
+
+	return
+}
+
+// delTplCache del tpl cache.
+func (d *Dao) delTplCache(c context.Context, mid int64) (err error) {
+	conn := d.mc.Get(c)
+	defer conn.Close()
+	// del cache
+	if err = conn.Delete(keyTpl(mid)); err == memcache.ErrNotFound {
+		err = nil
+	}
+	return
+}