public async Task <ComradeRequest> FetchComradeRequest(int senderId, string receiverName, bool createOnly = false)
{
var receiverId = await GetUserId(receiverName);
if (senderId == receiverId)
{
throw new InvalidOperationException("comrade request sent by receiver.");
}
var request = await GetComradeRequest(senderId, receiverId);
if (request == null)
{
request = new ComradeRequest()
{
SenderId = senderId,
ReceiverId = receiverId,
Since = DateTime.Now
};
_context.ComradeRequests.Add(request);
SaveChanges();
}
else if (createOnly)
{
throw new SyncException("comrade request already exists.");
}
return(request);
}
public Comrades MakeComradesFromRequest([NotNull] ComradeRequest request)
{
var comrades = new Comrades()
{
FirstId = request.SenderId,
SecondId = request.ReceiverId,
Since = DateTime.Now
};
_context.Comrades.Add(comrades);
return(comrades);
}
