public async Task <ObjectResult <Member> > Add(Member model)
{
if (await _dal.Any(x => x.Username == model.Username))
{
return(new ObjectResult <Member>(Errors.Custom("Username Already exists")));
}
model.CreateDate = DateTime.Now;
model.Password = Functions.MD5(model.Password);
model.Id = Guid.NewGuid().ToString();
return(new ObjectResult <Member>(Success.success, _dal.Create(model.Id, model)));
}