84 lines
3.0 KiB
Go
84 lines
3.0 KiB
Go
package videolikemod
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import (
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"context"
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"fmt"
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"time"
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"videoweb/pub/common/log"
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"videoweb/pub/common/srvdef"
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"videoweb/pub/mongos"
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"go.mongodb.org/mongo-driver/bson"
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"go.mongodb.org/mongo-driver/mongo"
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"go.mongodb.org/mongo-driver/mongo/options"
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)
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var coll *mongos.Collection
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// Init 初始化 video_like 集合和常用查询索引
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func Init(ctx context.Context) {
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coll = mongos.Shop.Coll(TN.VideoLike)
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initIndex(ctx)
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}
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func initIndex(ctx context.Context) {
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indexes := []mongo.IndexModel{
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{Keys: bson.D{{Key: FN.VideoLike.UserID, Value: 1}, {Key: FN.VideoLike.VideoID, Value: 1}}, Options: options.Index().SetUnique(true)},
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{Keys: bson.D{{Key: FN.VideoLike.VideoID, Value: 1}}},
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{Keys: bson.D{{Key: FN.VideoLike.CreatedAt, Value: -1}, {Key: FN.VideoLike.VideoID, Value: 1}}},
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{Keys: bson.D{{Key: FN.VideoLike.UserID, Value: 1}, {Key: FN.VideoLike.CreatedAt, Value: -1}, {Key: FN.VideoLike.Id, Value: -1}}},
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}
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if _, err := coll.CreateIndex(ctx, indexes); err != nil {
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panic(fmt.Sprintf("(videolikemod:initIndex) Create Index failed! err:%+v:", err))
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}
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}
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// UpsertOneVideoLike 按用户ID和视频ID写入点赞关系，返回是否新增点赞
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func UpsertOneVideoLike(ctx context.Context, userId, videoId int64, now time.Time) (bool, *srvdef.SrvErr) {
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filter := bson.M{FN.VideoLike.UserID: userId, FN.VideoLike.VideoID: videoId}
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update := bson.M{
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"$set": bson.M{FN.VideoLike.UpdatedAt: now},
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"$setOnInsert": bson.M{
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FN.VideoLike.Id: mongos.Lid.VideoLike.Get(),
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FN.VideoLike.UserID: userId,
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FN.VideoLike.VideoID: videoId,
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FN.VideoLike.CreatedAt: now,
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},
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}
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result, err := coll.UpdateOne(ctx, filter, update, options.Update().SetUpsert(true))
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if err != nil {
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log.Warn("videolikemod:UpsertOneVideoLike db.UpdateOne failed", log.Any("filter", filter), log.E(err))
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return false, srvdef.New(srvdef.ErrDbUpdateError, "", "")
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}
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return result.UpsertedCount > 0, nil
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}
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// DeleteOneVideoLike 删除一条视频点赞关系，返回是否实际删除
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func DeleteOneVideoLike(ctx context.Context, filter bson.M) (bool, *srvdef.SrvErr) {
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result, err := coll.DeleteOne(ctx, filter)
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if err != nil {
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log.Warn("videolikemod:DeleteOneVideoLike db.DeleteOne failed", log.Any("filter", filter), log.E(err))
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return false, srvdef.New(srvdef.ErrDbDeleteError, "", "")
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}
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return result > 0, nil
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}
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// CountVideoLike 统计视频点赞关系数量
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func CountVideoLike(ctx context.Context, filter bson.M) (int64, *srvdef.SrvErr) {
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count, err := coll.Count(ctx, filter)
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if err != nil {
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log.Warn("videolikemod:CountVideoLike db.Count failed", log.Any("filter", filter), log.E(err))
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return 0, srvdef.New(srvdef.ErrDbQueryError, "", "")
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}
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return count, nil
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}
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// AggregateVideoLike 聚合查询视频点赞关系
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func AggregateVideoLike(ctx context.Context, bind interface{}, pipeline []bson.M) *srvdef.SrvErr {
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if err := coll.Aggregate(ctx, bind, pipeline); err != nil {
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log.Warn("videolikemod:AggregateVideoLike db.Aggregate failed", log.Any("pipeline", pipeline), log.E(err))
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return srvdef.New(srvdef.ErrDbQueryError, "", "")
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}
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return nil
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}
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