public static Post ToPost(IUserRepo userRepo, ICommentRepo commentRepo, PostApiModel apiModel)
{
apiModel.Content.EnforceNoSpecialCharacters(nameof(apiModel.Content));
// if status is not null, filter out any non-file allowed characters
if (!apiModel.PictureUrl.IsNullOrEmpty())
{
apiModel.PictureUrl.EnforceNoSpecialCharacters(nameof(apiModel.PictureUrl));
}
var user = userRepo.GetUserByIdAsync(apiModel.User.Id).Result;
List <Comment> comments = null;
List <User> likedByUsers = null;
if (apiModel.Comments is not null && apiModel.Comments.Any())
{
var commentIds = apiModel
.Comments
.Select(c => c.Id)
.ToList();
comments = commentRepo.GetCommentsByIdsAsync(commentIds)
.Result
.ToList();
}
if (apiModel.LikedByUserIds is not null && apiModel.LikedByUserIds.Any())
{
likedByUsers = userRepo.GetUsersByIdsAsync(apiModel.LikedByUserIds)
.Result
.ToList();
}
comments ??= new List <Comment>();
likedByUsers ??= new List <User>();
return(new Post
{
Id = apiModel.Id,
Content = apiModel.Content,
CreatedAt = apiModel.CreatedAt,
Picture = apiModel.PictureUrl,
User = user,
LikedByUsers = likedByUsers,
Comments = comments
});
}
public static Comment ToComment(ICommentRepo commentRepo, IUserRepo userRepo, IPostRepo postRepo, CommentApiModel apiModel)
{
// no special characters are allowed
apiModel.Content.EnforceNoSpecialCharacters(nameof(apiModel.Content));
var user = userRepo.GetUserByIdAsync(apiModel.User.Id)
.Result;
user.NullCheck(nameof(user));
var post = postRepo.GetPostByIdAsync(apiModel.PostId)
.Result;
post.NullCheck(nameof(user));
List <Comment> childComments = null;
if (apiModel.ChildCommentIds is not null && apiModel.ChildCommentIds.Any())
{
childComments = commentRepo.GetCommentsByIdsAsync(apiModel.ChildCommentIds)
.Result
.ToList();
}
childComments ??= new List <Comment>();
return(new Comment
{
Id = apiModel.Id,
Content = apiModel.Content,
CreatedAt = apiModel.CreatedAt,
User = user,
Post = post,
ChildrenComments = childComments
});
}