feat: 点赞相关rabbitMQ

backend/internal/video/like_repo.go

@@ -2,7 +2,9 @@ package video
 
 import (
 	"context"
+	"errors"
 
+	"github.com/go-sql-driver/mysql"
 	"gorm.io/gorm"
 )
 
@@ -24,6 +26,31 @@ func (r *LikeRepository) Unlike(ctx context.Context, like *Like) error {
 		Delete(&Like{}).Error
 }
 
+func (r *LikeRepository) LikeIgnoreDuplicate(ctx context.Context, like *Like) (created bool, err error) {
+	if like == nil || like.VideoID == 0 || like.AccountID == 0 {
+		return false, nil
+	}
+	err = r.db.WithContext(ctx).Create(like).Error
+	if err == nil {
+		return true, nil
+	}
+	var mysqlErr *mysql.MySQLError
+	if errors.As(err, &mysqlErr) && mysqlErr.Number == 1062 {
+		return false, nil
+	}
+	return false, err
+}
+
+func (r *LikeRepository) DeleteByVideoAndAccount(ctx context.Context, videoID, accountID uint) (deleted bool, err error) {
+	if videoID == 0 || accountID == 0 {
+		return false, nil
+	}
+	res := r.db.WithContext(ctx).
+		Where("video_id = ? AND account_id = ?", videoID, accountID).
+		Delete(&Like{})
+	return res.RowsAffected > 0, res.Error
+}
+
 func (r *LikeRepository) IsLiked(ctx context.Context, videoID, accountID uint) (bool, error) {
 	var count int64
 	err := r.db.WithContext(ctx).Model(&Like{}).