public bool DeleteRoom(int roomId, out string error)
{
error = string.Empty;
try
{
var entity = DiscussionClassRoomRepository.GetById(roomId);
if (entity == null)
{
error = "Room entity not found";
return(false);
}
DiscussionClassRoomRepository.Delete(entity);
DiscussionClassRoomRepository.UnitOfWork.CommitAndRefreshChanges();
return(true);
}
catch (Exception ex)
{
error = Utils.FormatError(ex);
Logger.Error("delete room", roomId, ex, CommonEnums.LoggerObjectTypes.Discussion);
return(false);
}
}
public List <MessageViewDTO> GetHashtagFeed(string hashtag, DiscussionSortFields field, CommonEnums.SortDirections dir, out long?hashtagId, out string error)
{
error = string.Empty;
hashtagId = null;
try
{
hashtagId = FindHashtagByName(hashtag);
if (hashtagId == null)
{
error = "Hashtag " + hashtag + " not found";
return(new List <MessageViewDTO>());
}
var messages = DiscussionClassRoomRepository.GetHashtagMessages((long)hashtagId).Select(s => s.Entity2MessageViewDto()).ToList();
return(BuildMessageFeedTree(messages.ToArray(), field, dir));
}
catch (Exception ex)
{
error = Utils.FormatError(ex);
Logger.Error("get hashtag " + hashtag + " feed", null, ex, CommonEnums.LoggerObjectTypes.Discussion);
return(new List <MessageViewDTO>());
}
}
public List <MessageViewDTO> GetRoomMessages(int roomId, DiscussionSortFields field, CommonEnums.SortDirections dir)
{
try
{
var messages = DiscussionClassRoomRepository.GetRoomMessages(roomId).Select(s => s.Entity2MessageViewDto()).ToList();
return(BuildMessageFeedTree(messages.ToArray(), field, dir));
}
catch (Exception ex)
{
Logger.Error("get room feed", roomId, ex, CommonEnums.LoggerObjectTypes.Discussion);
return(new List <MessageViewDTO>());
}
}
public DiscussionClassRoomDTO GetClassRoomDTO(int roomId)
{
return(roomId < 0 ? new DiscussionClassRoomDTO() : DiscussionClassRoomRepository.GetById(roomId).Entity2ClassRoomDto());
}
public List <AuthorRoomListDTO> GetAuthorClassRooms(int authorId)
{
return(DiscussionClassRoomRepository.GetAuthorRooms(authorId).Select(x => x.Entity2AuthorRoomListDto()).ToList());
}
public List <BaseListDTO> AuthorRoomsLOV(int authorId)
{
return(DiscussionClassRoomRepository.GetMany(x => x.AuthorId == authorId).Select(x => x.RoomEntity2BaseListDto()).ToList());
}