ICollection <CommentGetDto> ICommentBusinessLogic.GetAll(Guid postId, UserInfoModel userInfo)
{
ICollection <Comment> comments = commentRepository.GetAllByFilter(c => c.PostId == postId, "Reacts");
ICollection <CommentGetDto> returnedComemnts = new List <CommentGetDto>();
foreach (Comment comment in comments)
{
CommentGetDto commentGetDto = mapper.Map <CommentGetDto>(comment);
if (userInfo != null && comment.Reacts != null)
{
CommentReact react = comment.Reacts.FirstOrDefault(cr => cr.UserId == userInfo.CreatorId);
if (react != null)
{
if (react.Type == ReactType.Like)
{
commentGetDto.Liked = true;
}
else if (react.Type == ReactType.Dislike)
{
commentGetDto.Disliked = true;
}
}
}
returnedComemnts.Add(commentGetDto);
}
return(returnedComemnts);
}
void ICommentBusinessLogic.PatchReact(CommentPatchReactDto commentPatchReact)
{
CommentReact commentReact = commentReactRepository.GetByFilter(
cr => cr.UserId == commentPatchReact.CreatorId && cr.CommentId == commentPatchReact.Id);
ReactType type = (ReactType)Enum.Parse(typeof(ReactType), commentPatchReact.Type);
int deltaUpvotes = 0, deltaDownvotes = 0;
if (commentReact == null)
{
commentReact = new CommentReact
{
CommentId = commentPatchReact.Id,
UserId = commentPatchReact.CreatorId,
Type = type
};
commentReactRepository.Insert(commentReact);
commentRepository.SaveChanges();
ReactsUtils.UpdateDeltas(ref deltaUpvotes, ref deltaDownvotes, type, ReactType.None);
}
else
{
if (type == ReactType.None)
{
ReactsUtils.UpdateDeltas(ref deltaUpvotes, ref deltaDownvotes, type, commentReact.Type);
commentReactRepository.Delete(commentReact.Id);
commentReactRepository.SaveChanges();
}
else if (type != commentReact.Type)
{
ReactsUtils.UpdateDeltas(ref deltaUpvotes, ref deltaDownvotes, type, commentReact.Type);
commentReact.Type = type;
commentReactRepository.Update(commentReact);
commentReactRepository.SaveChanges();
}
}
if (deltaUpvotes != 0 || deltaDownvotes != 0)
{
Comment comment = commentRepository.GetById(commentPatchReact.Id);
comment.Upvotes += deltaUpvotes;
comment.Downvotes += deltaDownvotes;
commentRepository.Update(comment);
commentRepository.SaveChanges();
}
}
