public ActionResult Add(AddChatModel model)
{
Account account = GetAccount();
model.Contacts = contactRepository.GetAllContactsForAccount(account.AccountId);
if (ModelState.IsValid) // Check for model errors
{
if (model.SelectedContact.HasValue) // Check if the selected contact has an account (otherwise you can't chat)
{
int receiverId = (int)model.SelectedContact;
int senderId = account.AccountId;
if (!chatRepository.CheckForDuplicateChats(receiverId, senderId)) // Check if the chat doesn't exist yet (no duplicate chats)
{
Chat chat = new Chat();
chat.ReceiverId = receiverId;
chat.SenderId = senderId;
chatRepository.AddChat(chat); // Add chat to DB
chatLogic.AddMessage(model.InitialMessage, senderId, chat); // Add initial message
return(RedirectToAction("ViewChat", "Chat", new { chatId = chat.ChatId }));
}
else
{
ModelState.AddModelError("", "You already have a chat with this contact. Try chatting in your existing chatroom.");
}
}
else
{
ModelState.AddModelError("", "The selected contact doesn't have an account yet. Try another contact!");
}
}
return(View(model));
}