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app/interface/main/app-show/service/show/feed.go

@@ -0,0 +1,150 @@
+package show
+
+import (
+	"context"
+	"hash/crc32"
+	"strconv"
+	"time"
+
+	"go-common/app/interface/main/app-show/model"
+	"go-common/app/interface/main/app-show/model/card"
+	"go-common/app/interface/main/app-show/model/feed"
+	"go-common/app/service/main/archive/api"
+	"go-common/app/service/main/archive/model/archive"
+)
+
+var (
+	_emptyList = []*feed.Item{}
+)
+
+// FeedIndex feed index
+func (s *Service) FeedIndex(c context.Context, mid, idx int64, plat int8, build, loginEvent int, lastParam, mobiApp, device, buvid string, now time.Time) (res []*feed.Item) {
+	var (
+		ps               = 10
+		isIpad           = plat == model.PlatIPad
+		cards, cardCache []*card.PopularCard
+	)
+	if isIpad {
+		ps = 20
+	}
+	var key int
+	if mid > 0 {
+		key = int((mid / 1000) % 10)
+	} else {
+		key = int((crc32.ChecksumIEEE([]byte(buvid)) / 1000) % 10)
+	}
+	cardCache = s.PopularCardTenList(c, key)
+	if len(cardCache) > int(idx) {
+		cards = cardCache[idx:]
+	} else {
+		res = _emptyList
+		return
+	}
+	res = s.dealItem(c, plat, build, ps, cards, idx, lastParam, now)
+	if len(res) == 0 {
+		res = _emptyList
+		return
+	}
+	//infoc
+	infoc := &feedInfoc{
+		mobiApp:    mobiApp,
+		device:     device,
+		build:      strconv.Itoa(build),
+		now:        now.Format("2006-01-02 15:04:05"),
+		loginEvent: strconv.Itoa(loginEvent),
+		mid:        strconv.FormatInt(mid, 10),
+		buvid:      buvid,
+		page:       strconv.Itoa((int(idx) / ps) + 1),
+		feed:       res,
+	}
+	s.infocfeed(infoc)
+	return
+}
+
+// dealItem feed item
+func (s *Service) dealItem(c context.Context, plat int8, build, ps int, cards []*card.PopularCard, idx int64, lastParam string, now time.Time) (is []*feed.Item) {
+	const _rankCount = 3
+	var (
+		uri map[int64]string
+		// key
+		max             = int64(100)
+		_fTypeOperation = "operation"
+		aids            []int64
+		am              map[int64]*api.Arc
+		feedcards       []*card.PopularCard
+		err             error
+	)
+LOOP:
+	for pos, ca := range cards {
+		var cardIdx = idx + int64(pos+1)
+		if cardIdx > max && ca.FromType != _fTypeOperation {
+			continue
+		}
+		if config, ok := ca.PopularCardPlat[plat]; ok {
+			for _, l := range config {
+				if model.InvalidBuild(build, l.Build, l.Condition) {
+					continue LOOP
+				}
+			}
+		} else if ca.FromType == _fTypeOperation {
+			continue LOOP
+		}
+		tmp := &card.PopularCard{}
+		*tmp = *ca
+		tmp.Idx = cardIdx
+		feedcards = append(feedcards, tmp)
+		switch ca.Type {
+		case model.GotoAv:
+			aids = append(aids, ca.Value)
+		}
+		if len(feedcards) == ps {
+			break
+		}
+	}
+	if len(aids) != 0 {
+		if am, err = s.arc.ArchivesPB(c, aids); err != nil {
+			s.pMiss.Incr("popularcard_Archives")
+			err = nil
+		} else {
+			s.pHit.Incr("popularcard_Archives")
+		}
+	}
+	for _, ca := range feedcards {
+		i := &feed.Item{}
+		i.FromType = ca.FromType
+		i.Idx = ca.Idx
+		i.Pos = ca.Pos
+		switch ca.Type {
+		case model.GotoAv:
+			a := am[ca.Value]
+			isOsea := model.IsOverseas(plat)
+			if a != nil && a.IsNormal() && (!isOsea || (isOsea && a.AttrVal(archive.AttrBitOverseaLock) == 0)) {
+				i.FromPlayerAv(a, uri[a.Aid])
+				i.FromRcmdReason(ca)
+				// if tag, ok := s.hotArcTag[a.Aid]; ok {
+				// 	i.Tag = &feed.Tag{TagID: tag.ID, TagName: tag.Name}
+				// }
+				i.Goto = ca.Type
+				is = append(is, i)
+			}
+		case model.GotoRank:
+			if rankAids := s.rankAidsCache; len(rankAids) >= _rankCount {
+				i.FromRank(rankAids, s.rankScoreCache, s.rankArchivesCache)
+				// i.Param = strconv.FormatInt(ca.ID, 10)
+				if i.Goto != "" {
+					is = append(is, i)
+				}
+			}
+		case model.GotoHotTopic:
+			if hotTopics := s.hottopicsCache; len(hotTopics) > 0 {
+				i.FromHotTopic(hotTopics)
+				is = append(is, i)
+			}
+		}
+	}
+	if rl := len(is); rl == 0 {
+		is = _emptyList
+		return
+	}
+	return
+}