go-common/app/interface/main/creative/service/archive/fav.go
2019-04-22 18:49:16 +08:00

44 lines
956 B
Go

package archive
import (
"context"
"sort"
"strconv"
"go-common/app/interface/main/creative/model/archive"
)
// get max 5 fav types
func (s *Service) favTypes(c context.Context, mid int64) (favTps []*archive.Type) {
favTps = make([]*archive.Type, 0)
var res map[string]int64
res, _ = s.arc.FavTypes(c, mid)
if len(res) > 0 {
type kv struct {
TidStr string
Timestamp int64
}
var kvSlice []kv
for k, v := range res {
kvSlice = append(kvSlice, kv{k, v})
}
sort.Slice(kvSlice, func(i, j int) bool {
return kvSlice[i].Timestamp > kvSlice[j].Timestamp
})
for _, v := range kvSlice {
tid, _ := strconv.Atoi(v.TidStr)
if tp, ok := s.p.TypeMapCache[int16(tid)]; ok && len(favTps) < 5 {
favTps = append(favTps, tp)
}
}
}
return
}
// Fav fn
func (s *Service) Fav(c context.Context, mid int64) (res map[string]interface{}) {
res = make(map[string]interface{})
res["typelist"] = s.favTypes(c, mid)
return
}