public async Task <MessageDataModel> AddAttachmentMessage(Message message, int groupId, string senderId)
{
var whoSent = await usersRepository.GetByIdAsync(senderId);
if (whoSent == null)
{
throw new InvalidDataException(
$"Failed to retrieve user with id {senderId} from database: no such user exists");
}
var attachmentKind = await attachmentKindsRepository.GetById(message.AttachmentInfo.AttachmentKind);
var attachment = await attachmentRepository.AddAsync(
MessageAttachmentDataModel.Create(attachmentKind, message));
var model = MessageDataModel
.Create(whoSent, groupId)
.AsAttachment(attachment);
var result = await messagesRepository.AddAsync(model);
await unitOfWork.Commit();
await SetLastMessage(senderId, groupId, result.MessageID);
return(result);
}
public static MessageAttachment ToMessageAttachment(this MessageAttachmentDataModel value)
{
return(new MessageAttachment
{
AttachmentKind = value.AttachmentKind.Kind,
ContentUrl = value.ContentUrl,
AttachmentName = value.AttachmentName,
ImageHeight = value.ImageHeight,
ImageWidth = value.ImageWidth,
FileSize = value.FileSize
});
}
public static MessageDataModel AsAttachment(this MessageDataModel value, MessageAttachmentDataModel attachment)
{
value.AttachmentInfo = attachment;
value.Type = MessageType.Attachment;
return(value);
}
