Files
juwan-backend/app/community/rpc/internal/logic/delCommentLikesLogic.go
T

65 lines
1.6 KiB
Go

package logic
import (
"context"
"errors"
"juwan-backend/app/community/rpc/internal/models/commentlikes"
"juwan-backend/app/community/rpc/internal/models/comments"
"juwan-backend/app/community/rpc/internal/svc"
"juwan-backend/app/community/rpc/pb"
"github.com/zeromicro/go-zero/core/logx"
)
type DelCommentLikesLogic struct {
ctx context.Context
svcCtx *svc.ServiceContext
logx.Logger
}
func NewDelCommentLikesLogic(ctx context.Context, svcCtx *svc.ServiceContext) *DelCommentLikesLogic {
return &DelCommentLikesLogic{
ctx: ctx,
svcCtx: svcCtx,
Logger: logx.WithContext(ctx),
}
}
func (l *DelCommentLikesLogic) DelCommentLikes(in *pb.DelCommentLikesReq) (*pb.DelCommentLikesResp, error) {
if in.GetId() <= 0 {
return nil, errors.New("id is required")
}
if in.UserId != nil && in.GetUserId() > 0 {
n, err := l.svcCtx.CommunityModelRW.CommentLikes.Delete().
Where(commentlikes.CommentIDEQ(in.GetId()), commentlikes.UserIDEQ(in.GetUserId())).
Exec(l.ctx)
if err != nil {
logx.Errorf("delCommentLikes err: %v", err)
}
if n > 0 {
l.svcCtx.CommunityModelRW.Comments.Update().
Where(comments.IDEQ(in.GetId()), comments.LikeCountGT(0)).
AddLikeCount(-1).
Exec(l.ctx)
}
return &pb.DelCommentLikesResp{}, nil
}
n, err := l.svcCtx.CommunityModelRW.CommentLikes.Delete().
Where(commentlikes.CommentIDEQ(in.GetId())).
Exec(l.ctx)
if err != nil {
logx.Errorf("delCommentLikes err: %v", err)
}
if n > 0 {
l.svcCtx.CommunityModelRW.Comments.Update().
Where(comments.IDEQ(in.GetId()), comments.LikeCountGTE(n)).
AddLikeCount(-n).
Exec(l.ctx)
}
return &pb.DelCommentLikesResp{}, nil
}