Initial commit

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

models/v/recommod/app.go

@@ -0,0 +1,32 @@
+package recommod
+
+import "91porn-server/models/v/vidmod"
+
+// BaseInfo 推荐用户信息
+type BaseInfo struct {
+	UID             uint64 `json:"uid"`
+	Name            string `json:"name"`
+	Gender          string `json:"gender"`
+	Portrait        string `json:"portrait"`
+	HasLocked       bool   `json:"hasLocked"`       //已禁止登陆
+	HasBanned       bool   `json:"hasBanned"`       //已禁言
+	CollectionCount int    `json:"collectionCount"` //作品总数
+}
+
+// UserListResp 主播推荐应答
+type UserListResp struct {
+	List    []BaseInfo `json:"list"`
+	HasNext bool       `json:"hasNext"`
+}
+
+// VideoListResp 视频推荐应答
+type VideoListResp struct {
+	//视频信息
+	VInfos []*vidmod.VideoInfo `json:"vInfos"`
+	//总页数
+	TotalPages int `json:"totalPages"`
+	//环形队列非空时始终可继续读取
+	HasNext bool `json:"hasNext"`
+	//当前全局推荐队列版本，仅用于排查
+	QueueVersion string `json:"queueVersion,omitempty"`
+}

models/v/recommod/m3u8sign.go

@@ -0,0 +1,10 @@
+package recommod
+
+import "91porn-server/models/v/vidmod"
+
+// SignM3u8 推荐视频列表(/api/app/recommend/vid/list)，供 m3u8ticket 零反射签票。
+func (r VideoListResp) SignM3u8(s vidmod.M3u8Signer) {
+	vidmod.SignM3u8Infos(s, r.VInfos)
+}
+
+var _ vidmod.M3u8Signable = VideoListResp{}

models/v/recommod/reco.go

@@ -0,0 +1,201 @@
+package recommod
+
+import (
+	"fmt"
+	"time"
+
+	"91porn-server/common/db"
+	"91porn-server/common/log"
+	"91porn-server/models"
+	"91porn-server/models/v/vidmod"
+
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/mongo/options"
+)
+
+var mdb, rdb *db.MongoDB
+
+const table = models.UserRecoRecord
+
+func coll(t *db.MongoTool) *db.MongoTool {
+	if t == nil {
+		return mdb.Coll(table)
+	}
+	return t.Coll(table)
+}
+
+func collRead() *db.MongoTool {
+	return rdb.Coll(table)
+}
+
+// initIndex 设置index
+func initIndex() {
+	many := []mongo.IndexModel{ //batch set indexes   //value is the type 1 or -1
+		{
+			Keys:    bson.D{{Key: "uid", Value: 1}, {Key: "type", Value: 1}, {Key: "mark", Value: 1}},
+			Options: options.Index().SetUnique(true),
+		},
+	}
+	if _, err := coll(nil).CreateIndex(many); err != nil {
+		panic(fmt.Sprintf("%s model set index err ==>[%+v]", table, err))
+	}
+}
+
+func insertRecoRecord(uid uint64, newsType string, typ string, mark string, line time.Time) error {
+	now := time.Now()
+	record := RecoRecord{
+		UID:       uid,
+		Type:      typ,
+		Mark:      mark,
+		TimeLine:  line,
+		UpdatedAt: now,
+		CreatedAt: now,
+	}
+	if vidmod.IsSP(newsType) {
+		record.TimeLine = line
+	}
+	if vidmod.IsCover(newsType) {
+		record.CoverTimeLine = line
+	}
+	if _, err := coll(nil).InsertOne(&record); err != nil {
+		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "insertRecoRecord", table, "InsertOne", err),
+			log.Any("uid", uid),
+			log.Any("typ", typ),
+			log.Any("mark", mark),
+			log.Any("line", line),
+			log.Any("newsType", newsType),
+		)
+		return err
+	}
+	return nil
+}
+
+func updateRecoRecord(uid uint64, newsType string, typ string, mark string, line time.Time) (int64, error) {
+	now := time.Now()
+	cond := bson.M{"uid": uid, "type": typ, "mark": mark}
+	update := bson.M{}
+	if vidmod.IsSP(newsType) {
+		update = bson.M{"$set": bson.M{"timeLine": line, "updatedAt": now}}
+	}
+	if vidmod.IsCover(newsType) {
+		update = bson.M{"$set": bson.M{"coverTimeLine": line, "updatedAt": now}}
+	}
+	result, err := coll(nil).UpdateOne(cond, update)
+	if err != nil {
+		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "updateRecoRecord", table, "UpdateOne", err),
+			log.Any("uid", uid),
+			log.Any("typ", typ),
+			log.Any("mark", mark),
+			log.Any("line", line),
+			log.Any("newsType", newsType),
+		)
+	}
+	if result == nil {
+		return 0, err
+	}
+	return result.MatchedCount, err
+}
+
+func findRecoRecord(uid uint64, typs []string) ([]RecoRecord, error) {
+	var record []RecoRecord
+	cond := bson.M{"uid": uid, "type": bson.M{"$in": typs}}
+	if err := coll(nil).Find(&record, cond); err != nil {
+		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "findRecoRecord", table, "Find", err),
+			log.Any("uid", uid),
+			log.Any("typs", typs),
+		)
+		return record, err
+	}
+	return record, nil
+}
+
+func findRecoRecordWithMark(uid uint64, typ string, marks []string) ([]RecoRecord, error) {
+	var record []RecoRecord
+	cond := bson.M{"uid": uid, "type": typ, "mark": bson.M{"$in": marks}}
+	if err := collRead().Find(&record, cond); err != nil {
+		log.Error(fmt.Sprintf("[METHOD-%s]==> Model %s %s fail error:%+v:", "findRecoRecordWithMark", table, "Find", err),
+			log.Any("uid", uid),
+			log.Any("typ", typ),
+			log.Any("marks", marks),
+		)
+		return record, err
+	}
+	return record, nil
+}
+
+// SetRecoTimeLines 刷新维度的推荐时间轴
+func SetRecoTimeLines(uid uint64, newsType string, set map[string]time.Time) error {
+	for typ, line := range set {
+		if line.IsZero() {
+			continue
+		}
+		matchCnt, err := updateRecoRecord(uid, newsType, typ, "", line)
+		if err != nil {
+			return err
+		}
+		if matchCnt == 0 {
+			if err = insertRecoRecord(uid, newsType, typ, "", line); err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}
+
+// SetRecoTimeLinesWithMark 刷新维度的推荐时间轴
+func SetRecoTimeLinesWithMark(uid uint64, newsType string, typ string, set map[string]time.Time) error {
+	for mark, line := range set {
+		if line.IsZero() {
+			continue
+		}
+		matchCnt, err := updateRecoRecord(uid, newsType, typ, mark, line)
+		if err != nil {
+			return err
+		}
+		if matchCnt == 0 {
+			if err = insertRecoRecord(uid, newsType, typ, mark, line); err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}
+
+// GetRecoTimeLines 获取维度的推荐时间轴
+func GetRecoTimeLines(uid uint64, newsType string, typs []string) (map[string]time.Time, error) {
+	m := make(map[string]time.Time)
+	records, err := findRecoRecord(uid, typs)
+	for _, r := range records {
+		if vidmod.IsSP(newsType) {
+			m[r.Type] = ReviseTimeline(r.TimeLine)
+		}
+		if vidmod.IsCover(newsType) {
+			m[r.Type] = ReviseTimeline(r.CoverTimeLine)
+		}
+	}
+	return m, err
+}
+
+// GetRecoTimeLinesWithMark 获取维度的推荐时间轴
+func GetRecoTimeLinesWithMark(uid uint64, newsType, typ string, marks []string) (map[string]time.Time, error) {
+	m := make(map[string]time.Time)
+	records, err := findRecoRecordWithMark(uid, typ, marks)
+	for _, r := range records {
+		if vidmod.IsSP(newsType) {
+			m[r.Mark] = ReviseTimeline(r.TimeLine)
+		}
+		if vidmod.IsCover(newsType) {
+			m[r.Mark] = ReviseTimeline(r.CoverTimeLine)
+		}
+	}
+	return m, err
+}
+
+func ReviseTimeline(line time.Time) time.Time {
+	tenMonthsBefore := time.Now().AddDate(0, -10, 0)
+	if line.Before(tenMonthsBefore) || line.After(time.Now()) {
+		return tenMonthsBefore
+	}
+	return line
+}

models/v/recommod/type.go

@@ -0,0 +1,24 @@
+package recommod
+
+import (
+	"time"
+
+	"91porn-server/common/db"
+)
+
+// RecoRecord 推荐记录
+type RecoRecord struct {
+	UID           uint64    `json:"uid" bson:"uid"`
+	Type          string    `json:"type" bson:"type"`         //记录推荐维度, chosenVideo,tagVideo,sameCityVideo,newVideo,unPopularVideo,pushVideo
+	Mark          string    `json:"mark" bson:"mark"`         //标示字段，维度下的区分字段
+	TimeLine      time.Time `json:"timeLine" bson:"timeLine"` //推荐进度
+	CoverTimeLine time.Time `json:"coverTimeLine" bson:"coverTimeLine"`
+	UpdatedAt     time.Time `json:"updatedAt" bson:"updatedAt"`
+	CreatedAt     time.Time `json:"createdAt" bson:"createdAt"`
+}
+
+func Init() {
+	mdb = db.Init(table)
+	rdb = db.InitRead(table)
+	initIndex()
+}