public HttpResponseMessage Register(RegisterViewModel registerModel)
{
// check if user already exists
var user = dbContext.Users.SingleOrDefault(u => u.Name == registerModel.Name);
HttpResponseMessage response = new HttpResponseMessage();
if (user != null)
{
response = Request.CreateErrorResponse(HttpStatusCode.BadRequest,
$"Name = {registerModel.Name} already in use");
return(response);
}
user = new User
{
Name = registerModel.Name,
Password = registerModel.Password,
AvatarUrl = registerModel.AvatarUrl
};
dbContext.Users.Add(user);
dbContext.SaveChanges();
user = dbContext.Users.SingleOrDefault(u => u.Name == registerModel.Name);
response = Request.CreateResponse(HttpStatusCode.OK, new
{
status = "registered",
user = new AccountViewModel
{
Id = user.UserId,
Name = user.Name,
Password = user.Password,
AvatarUrl = user.AvatarUrl
}
});
return(response);
}
public HttpResponseMessage SendMessage(int userId, SendMessageViewModel model)
{
var sender = dbContext.Users.Find(userId);
if (sender == null)
{
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, "User not found"));
}
var receiver = dbContext.Users.Find(model.ReceiverId);
if (receiver == null)
{
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, "User not found"));
}
if (!ModelState.IsValid)
{
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState));
}
var message = new Message
{
Text = model.Text,
User = sender,
UserId = sender.UserId
};
// find dialog
var dialog = sender.Dialogs.SingleOrDefault(d => d.Users.Contains(receiver));
if (dialog == null)
{
dialog = new Dialog();
//dbContext.Dialogs.Add(dialog);
//dbContext.SaveChanges();
}
dialog.Users.Add(sender);
dialog.Users.Add(receiver);
dialog.Messages.Add(message);
//dbContext.Entry(dialog).State = EntityState.Modified;
message.Dialog = dialog;
message.DialogId = dialog.DialogId;
dbContext.Messages.Add(message);
dbContext.SaveChanges();
HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.OK, new
{
status = "delivered"
});
return(response);
}
