Initial commit

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

pub/models/videolikemod/like.go

@@ -0,0 +1,94 @@
+package videolikemod
+
+import (
+	"context"
+	"fmt"
+	"time"
+	"videoweb/pub/common/log"
+	"videoweb/pub/common/srvdef"
+	"videoweb/pub/mongos"
+
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/mongo/options"
+)
+
+var coll *mongos.Collection
+
+// Init 初始化 video_like 集合和常用查询索引
+func Init(ctx context.Context) {
+	coll = mongos.Shop.Coll(TN.VideoLike)
+	initIndex(ctx)
+}
+
+func initIndex(ctx context.Context) {
+	indexes := []mongo.IndexModel{
+		{
+			Keys: bson.D{
+				{Key: FN.VideoLike.UserId, Value: 1},
+				{Key: FN.VideoLike.VideoId, Value: 1},
+			},
+			Options: options.Index().SetUnique(true),
+		},
+		{
+			Keys: bson.D{
+				{Key: FN.VideoLike.VideoId, Value: 1},
+				{Key: FN.VideoLike.CreatedAt, Value: -1},
+			},
+		},
+		{
+			Keys: bson.D{
+				{Key: FN.VideoLike.CreatedAt, Value: 1},
+				{Key: FN.VideoLike.VideoId, Value: 1},
+			},
+		},
+	}
+	if _, err := coll.CreateIndex(ctx, indexes); err != nil {
+		panic(fmt.Sprintf("(videolikemod:initIndex) 创建索引失败 err:%+v:", err))
+	}
+}
+
+// InsertOneVideoLike 插入一条视频点赞关系
+func InsertOneVideoLike(ctx context.Context, doc *VideoLike) (bool, *srvdef.SrvErr) {
+	if doc.Id == 0 {
+		doc.Id = mongos.Lid.VideoLike.Get()
+	}
+	now := time.Now()
+	if doc.CreatedAt.IsZero() {
+		doc.CreatedAt = now
+	}
+	doc.UpdatedAt = now
+	if _, err := coll.InsertOne(ctx, doc); err != nil {
+		if mongo.IsDuplicateKeyError(err) {
+			return false, nil
+		}
+		log.Warn("插入视频点赞关系失败", log.Any("doc", doc), log.E(err))
+		return false, srvdef.New(srvdef.ErrDbInsertError, "", "")
+	}
+	return true, nil
+}
+
+// ExistsVideoLike 查询视频点赞关系是否存在
+func ExistsVideoLike(ctx context.Context, filter bson.M) (bool, *srvdef.SrvErr) {
+	var doc VideoLike
+	if err := coll.FindOneEx(ctx, &doc, filter, options.FindOne().SetProjection(bson.D{
+		{Key: FN.VideoLike.Id, Value: 1},
+	})); err != nil {
+		if err == mongo.ErrNoDocuments {
+			return false, nil
+		}
+		log.Warn("查询视频点赞关系失败", log.E(err), log.Any("filter", filter))
+		return false, srvdef.New(srvdef.ErrDbQueryError, "", "")
+	}
+	return true, nil
+}
+
+// DeleteOneVideoLike 删除一条视频点赞关系
+func DeleteOneVideoLike(ctx context.Context, filter bson.M) (int64, *srvdef.SrvErr) {
+	count, err := coll.DeleteOne(ctx, filter)
+	if err != nil {
+		log.Warn("删除视频点赞关系失败", log.E(err), log.Any("filter", filter))
+		return 0, srvdef.New(srvdef.ErrDbDeleteError, "", "")
+	}
+	return count, nil
+}

pub/models/videolikemod/tag.go

@@ -0,0 +1,28 @@
+package videolikemod
+
+// TagVideoLike 保存 video_like 集合字段名
+type TagVideoLike struct {
+	Id        string
+	UserId    string
+	VideoId   string
+	CreatedAt string
+	UpdatedAt string
+}
+
+var FN struct {
+	VideoLike TagVideoLike
+}
+
+var TN struct {
+	VideoLike string
+}
+
+func init() {
+	FN.VideoLike.Id = "_id"
+	FN.VideoLike.UserId = "userId"
+	FN.VideoLike.VideoId = "videoId"
+	FN.VideoLike.CreatedAt = "createdAt"
+	FN.VideoLike.UpdatedAt = "updatedAt"
+
+	TN.VideoLike = "video_like"
+}

pub/models/videolikemod/type.go

@@ -0,0 +1,17 @@
+package videolikemod
+
+import "time"
+
+// VideoLike @table: video_like
+//
+// VideoLike 视频点赞关系模型
+type VideoLike struct {
+	Id        int64     `json:"id" bson:"_id,omitempty"`    // 点赞记录ID
+	UserId    int64     `json:"userId" bson:"userId"`       // 用户ID
+	VideoId   int64     `json:"videoId" bson:"videoId"`     // 视频ID
+	CreatedAt time.Time `json:"createdAt" bson:"createdAt"` // 创建时间
+	UpdatedAt time.Time `json:"updatedAt" bson:"updatedAt"` // 修改时间
+}
+
+// VideoLikeList 视频点赞关系列表
+type VideoLikeList []*VideoLike