/// <summary>
/// Join user to chat that
/// already exists.
/// </summary>
/// <param name="chatId"></param>
/// <param name="userId"></param>
/// <returns></returns>
public async Task <ChatResponse> JoinUserToChat(string chatId, string userId)
{
var realChatId = Guid.Parse(chatId);
var userChat = new ApplicationUserChat
{
ChatId = realChatId,
UserId = userId
};
var alreadyJoined = _repository.CheckUserChatExistance(userChat);
if (alreadyJoined)
{
return(ChatResponse.Successfull());
}
var success = await _repository.SaveUserChat(userChat);
if (!success)
{
return(ChatResponse.Unsuccessful("Error saving userchat relation."));
}
return(ChatResponse.Successfull());
}
