Initial commit

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

models/v/videodiscountmod/type.go

@@ -0,0 +1,32 @@
+package videodiscountmod
+
+import (
+	"time"
+
+	"91porn-server/common/db"
+
+	"go.mongodb.org/mongo-driver/bson/primitive"
+)
+
+var mdb *db.MongoDB
+
+type VideoDiscountLog struct {
+	ID            primitive.ObjectID `json:"id" bson:"_id,omitempty"`
+	UID           uint64             `json:"uid" bson:"uid"`                       //用户id
+	Expiration    time.Time          `json:"expiration" bson:"expiration"`         //过期时间
+	VideoDiscount int                `json:"videoDiscount" bson:"videoDiscount"`   //视频折扣率
+	CreatedAt     time.Time          `json:"createdAt" bson:"createdAt,omitempty"` //创建时间
+	UpdatedAt     time.Time          `json:"updatedAt" bson:"updatedAt,omitempty"` //修改时间
+}
+
+type EditSelector struct {
+	UID           *uint64    `json:"uid" bson:"uid,omitempty"`                     //用户id
+	Expiration    *time.Time `json:"expiration" bson:"expiration,omitempty"`       //过期时间
+	VideoDiscount *int       `json:"videoDiscount" bson:"videoDiscount,omitempty"` //楼凤折扣率
+	UpdatedAt     time.Time  `json:"updatedAt" bson:"updatedAt,omitempty"`         //修改时间
+}
+
+func Init() {
+	mdb = db.Init(table)
+	initIndex()
+}

models/v/videodiscountmod/videodiscount.go

@@ -0,0 +1,142 @@
+package videodiscountmod
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"strconv"
+	"time"
+
+	"91porn-server/app/appg"
+	"91porn-server/common/constant/redisconst"
+	"91porn-server/common/db"
+	"91porn-server/common/log"
+	"91porn-server/common/redis"
+	"91porn-server/models"
+	"91porn-server/skd/skdg"
+	"91porn-server/web/webg"
+
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/mongo/options"
+)
+
+const table = models.VideoDiscount
+
+func coll(t *db.MongoTool) *db.MongoTool {
+	if t == nil {
+		return mdb.Coll(table)
+	}
+	return t.Coll(table)
+}
+
+// InitIndex 设置index
+func initIndex() {
+	coll := coll(nil)
+	many := []mongo.IndexModel{
+		{
+			Keys:    bson.D{{Key: "uid", Value: 1}},
+			Options: options.Index().SetUnique(true),
+		},
+		{
+			Keys: bson.D{{Key: "expiration", Value: 1}},
+		},
+	}
+	if _, err := coll.CreateIndex(many); err != nil {
+		panic(fmt.Sprintf("%s model set index err ==>[%+v]", table, err))
+	}
+}
+
+func RefreshDiscountCache(uid uint64) {
+	redisCachDel(uid)
+	if _, err := GetByUID(uid); err != nil {
+		log.Error("RefreshDiscountCache", log.Any("uid", uid), log.E(err))
+	}
+}
+
+func redisCachDel(uid uint64) {
+	redisKey := redisconst.DataCachKey(table, strconv.FormatUint(uid, 10))
+	if _, err := getRedis().Del(redisKey); err != nil {
+		log.Error("redis del user, ", log.Any("err:", err.Error()), log.Any("uid:", uid))
+	}
+}
+
+func getRedis() *redis.Client {
+	if appg.Redis != nil {
+		return appg.Redis
+	}
+	if webg.Redis != nil {
+		return webg.Redis
+	}
+	if skdg.Redis != nil {
+		return skdg.Redis
+	}
+	return nil
+}
+
+// GetByUID 获取用户购买视频折扣卡记录（设置了缓存！）
+func GetByUID(uid uint64) (discount VideoDiscountLog, err error) {
+	redisKey := redisconst.DataCachKey(table, strconv.FormatUint(uid, 10))
+	redisc := appg.Redis
+	if redisc == nil || !redisc.Exists(redisKey) {
+		f := bson.M{"uid": uid}
+		if err = coll(nil).FindOne(&discount, f); err != nil {
+			log.Error("GetByUID", log.Any("uid", uid), log.E(err))
+			return
+		}
+		if discount.UID == 0 {
+			return
+		}
+		jsonBytes, err := json.Marshal(discount)
+		if err != nil {
+			return discount, err
+		}
+		_ = redisc.Set(redisKey, string(jsonBytes), redisconst.DataCachExpire)
+		return discount, err
+	}
+	str, err := redisc.Get(redisKey)
+	if err != nil {
+		return discount, err
+	}
+	if str == nil {
+		return discount, errors.New("redis key is null")
+	}
+	err = json.Unmarshal([]byte(*str), &discount)
+	return
+}
+
+// GetByUIDAndWeb 获取用户购买视频折扣卡记录（web后台使用, 不用redis）
+func GetByUIDAndWeb(uid uint64) (discount VideoDiscountLog, err error) {
+	f := bson.M{"uid": uid}
+	if err = coll(nil).FindOne(&discount, f); err != nil {
+		log.Error("GetByUIDAndWeb", log.Any("uid", uid), log.E(err))
+		return
+	}
+	if discount.UID == 0 {
+		return
+	}
+	return discount, err
+}
+
+func Upsert(t *db.MongoTool, set *EditSelector) (err error) {
+	defer RefreshDiscountCache(*set.UID)
+	set.UpdatedAt = time.Now()
+	res, err := coll(t).UpsertOne(
+		bson.M{"uid": set.UID},
+		bson.M{
+			"$set": set,
+			"$setOnInsert": bson.M{
+				"createdAt": set.UpdatedAt,
+			},
+		},
+	)
+	if err != nil {
+		log.Error("Upsert", log.Any("set", set), log.E(err))
+		return
+	}
+	if res.ModifiedCount+res.UpsertedCount < 1 {
+		err = errors.New("upsert fail")
+		log.Warn("Upsert", log.Any("set", set), log.Any("res", res))
+	}
+	return
+}