Files
schisandra-album-cloud-micr…/app/community/api/internal/logic/comment/dislike_comment_logic.go
2024-12-24 00:38:41 +08:00

60 lines
1.7 KiB
Go

package comment
import (
"context"
"errors"
"github.com/zeromicro/go-zero/core/logx"
"net/http"
"schisandra-album-cloud-microservices/app/community/api/internal/svc"
"schisandra-album-cloud-microservices/app/community/api/internal/types"
errors2 "schisandra-album-cloud-microservices/common/errors"
"schisandra-album-cloud-microservices/common/i18n"
)
type DislikeCommentLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
func NewDislikeCommentLogic(ctx context.Context, svcCtx *svc.ServiceContext) *DislikeCommentLogic {
return &DislikeCommentLogic{
Logger: logx.WithContext(ctx),
ctx: ctx,
svcCtx: svcCtx,
}
}
func (l *DislikeCommentLogic) DislikeComment(req *types.CommentDisLikeRequest) (err error) {
uid, ok := l.ctx.Value("user_id").(string)
if !ok {
return errors.New("user_id not found")
}
tx := l.svcCtx.DB.Begin()
commentLike := l.svcCtx.DB.ScaCommentLike
resultInfo, err := tx.ScaCommentLike.Where(commentLike.TopicID.Eq(req.TopicId), commentLike.CommentID.Eq(req.CommentId), commentLike.UserID.Eq(uid)).Delete()
if err != nil {
_ = tx.Rollback()
return err
}
if resultInfo.RowsAffected == 0 {
_ = tx.Rollback()
return errors2.New(http.StatusInternalServerError, i18n.FormatText(l.ctx, "comment.LikeError"))
}
comment := l.svcCtx.DB.ScaCommentReply
updates, err := tx.ScaCommentReply.Where(comment.TopicID.Eq(req.TopicId), comment.ID.Eq(req.CommentId)).Update(comment.Likes, comment.Likes.Sub(1))
if err != nil {
_ = tx.Rollback()
return err
}
if updates.RowsAffected == 0 {
_ = tx.Rollback()
return errors2.New(http.StatusInternalServerError, i18n.FormatText(l.ctx, "comment.LikeError"))
}
err = tx.Commit()
if err != nil {
return err
}
return nil
}