public Clue Create(ChatConversationModel value)
{
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
return(this.Create(EntityType.Discussion, value.Object.Id.UniqueId));
}
public async static Task OnReceiveNewChatMessage(ChatMessage chatMessage)
{
try
{
var navigationStack = Shell.Current.Navigation.NavigationStack;
if (navigationStack != null && navigationStack.Any())
{
var respone = await ApiHelper.Get <ChatConversation>($"api/chat/conversation?conversationid={chatMessage.ConversationId}");
if (respone.IsSuccess)
{
var chatConversation = respone.Content as ChatConversation;
var chatConversationModel = new ChatConversationModel
{
Id = chatConversation.Id,
LatestContent = chatConversation.LatestContent,
CreatedOn = chatConversation.CreatedOn,
ModifiedOn = chatConversation.ModifiedOn,
};
if (chatConversation.User1.Id == UserLogged.Id)
{
chatConversationModel.Receiver = chatConversation.User2;
}
else
{
chatConversationModel.Receiver = chatConversation.User1;
}
#region Update ChatConversation
//Check if conversationPage is opened?
var conversationPage = navigationStack.SingleOrDefault(x => x != null && x.GetType() == typeof(ChatConversationPage));
if (conversationPage != null)
{
var viewModel = conversationPage.BindingContext as ChatConversationViewModel;
var conv = viewModel.Data.FirstOrDefault(x => x.Id == chatConversationModel.Id);
//Check If Conversation of chatMessage is loaded
//if loaded => update view data
if (conv != null)
{
conv.LatestContent = chatConversationModel.LatestContent;
conv.ModifiedOn = chatConversationModel.ModifiedOn;
}
//else add conversation to list
else
{
viewModel.Data.Insert(0, chatConversationModel);
}
}
#endregion
#region Update ChatMessage
//add message to chatmessagepage if opened
var chatMessagePages = navigationStack.Where(x => x != null && x.GetType() == typeof(ChatMessagePage));
if (chatMessagePages != null && chatMessagePages.Any())
{
foreach (ChatMessagePage chatMessagePage in chatMessagePages)
{
var viewModel = chatMessagePage.BindingContext as ChatMessageViewModel;
//them vao dau danh sach
if ((viewModel.ConversationId == chatConversationModel.Id) ||
viewModel.Receiver.Id == chatConversationModel.Receiver.Id)
{
if (viewModel.IsNewConversation)
{
viewModel.IsNewConversation = false;
viewModel.ConversationId = chatConversationModel.Id;
await viewModel.Initilize();
}
else
{
viewModel.Data.Insert(0, chatMessage);
}
}
else
{
//to-do
}
}
}
#endregion
}
}
}
catch
{
}
}
