go-common/app/interface/live/app-interface/service/v2/live_rec.go
2019-04-22 18:49:16 +08:00

90 lines
2.7 KiB
Go

package v2
import (
"context"
v2pb "go-common/app/interface/live/app-interface/api/http/v2"
recommendV1 "go-common/app/service/live/recommend/api/grpc/v1"
"go-common/library/log"
)
const (
_recTypeRecommend = 5
_recNum = 6 //获取推荐的数量
)
func (s *IndexService) getLiveRecRoomList(ctx context.Context, respMyIdol *v2pb.MMyIdol, mid int64, build int64, platform string, recPage int64, quality int64) (respLiuGangRecRoomList []*v2pb.CommonRoomItem, err error) {
duplicate := make([]int64, 0)
// ctx可以换带cancel或timeout的
for _, idol := range respMyIdol.List {
duplicate = append(duplicate, idol.Roomid)
}
return s.getRecInfo(ctx, mid, duplicate, build, platform, recPage, quality)
}
func (s *IndexService) getLiveRecRoomListForChange(ctx context.Context, mid int64, build int64, platform string, duplicate []int64, recPage int64, quality int64) (respLiuGangRecRoomList []*v2pb.CommonRoomItem, err error) {
return s.getRecInfo(ctx, mid, duplicate, build, platform, recPage, quality)
}
func (s *IndexService) getRecInfo(ctx context.Context, mid int64, duplicate []int64, build int64, platform string, recPage int64, quality int64) (respLiveRecRoomList []*v2pb.CommonRoomItem, err error) {
// 天马对关注去重
duplicates := duplicate
idolDuplicateMap := make(map[int64]bool)
for _, id := range duplicates {
if _, ok := idolDuplicateMap[id]; !ok {
idolDuplicateMap[id] = true
}
}
// 获取强推
strongRecLen := 0
//不考虑位置好的
recPool := s.getRecPoolAllPosition(ctx, nil, duplicates)
// 获取强推
if len(recPool) > 0 {
for _, strongInfo := range recPool {
if strongInfo.Roomid == 0 {
continue
}
if _, ok := idolDuplicateMap[strongInfo.Roomid]; !ok {
duplicates = append(duplicates, strongInfo.Roomid)
strongRecLen++
}
}
}
respLiveRecRoomList = make([]*v2pb.CommonRoomItem, 0)
count := _recNum - strongRecLen
if count <= 0 {
count = _recNum
}
GetRandomRecResp, err := s.recommendConn.RandomRecsByUser(ctx, &recommendV1.GetRandomRecReq{
Uid: mid,
Count: uint32(count), // 首页6个推荐
ExistIds: duplicates,
})
if err != nil {
log.Error("[GetLiveRoomList]GetLiveRecResp err, err:%+v", err)
return
}
if GetRandomRecResp == nil {
log.Error("[GetLiveRoomList]GetLiveRecResp empty err")
return
}
if len(GetRandomRecResp.RoomIds) < count {
log.Info("[GetLiveRoomList]GetLiveRecResp not enough num:%d,mid:%d", len(GetRandomRecResp.RoomIds), mid)
return
}
respLiveRecRoomList, err = s.getRecRoomList(ctx, GetRandomRecResp.RoomIds, recPool, build, platform, idolDuplicateMap, _recTypeRecommend, quality)
if err != nil {
log.Error("[GetLiveRoomList]FillLiveRecRoomList err:%+v", err)
}
return
}