public static Task UpdateChatHistory(this ServerEventsClient client, ChatCommandHandler cmdReceiver)
{
return(client.ServiceClient.GetAsync(new GetChatHistory {
Channels = client.Channels
}).Success(chatHistory =>
{
cmdReceiver.FullHistory = new Dictionary <string, List <ChatMessage> >();
foreach (var channel in client.Channels)
{
var currentChannel = channel;
cmdReceiver.FullHistory.Add(channel,
chatHistory.Results
.Where(x => x.Channel == currentChannel)
.Select(x => x).ToList());
}
cmdReceiver.SyncAdapter();
}));
}
public static Task ChangeChannel(this ServerEventsClient client, string channel, ChatCommandHandler cmdReceiver)
{
if (cmdReceiver.FullHistory.ContainsKey(channel) && client.Channels.Contains(channel))
{
cmdReceiver.ChangeChannel(channel);
cmdReceiver.SyncAdapter();
return(Task.CompletedTask);
}
return(client.SubscribeToChannelsAsync(channel)
.Then(t =>
{
cmdReceiver.CurrentChannel = channel;
return client.UpdateChatHistory(cmdReceiver);
}));
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
LogManager.LogFactory = new GenericLogFactory(Console.WriteLine);
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.Main);
// Get our button from the layout resource,
// and attach an event to it
Button sendButton = FindViewById <Button>(Resource.Id.sendMessageButton);
messageBox = FindViewById <EditText>(Resource.Id.message);
SupportToolbar toolbar = FindViewById <SupportToolbar>(Resource.Id.toolbar);
drawerLayout = FindViewById <DrawerLayout>(Resource.Id.drawer_layout);
navigationView = FindViewById <NavigationView>(Resource.Id.nav_view);
rightDrawer = FindViewById <ListView>(Resource.Id.right_drawer);
var messageHistoryList = FindViewById <ListView>(Resource.Id.messageHistory);
var chatBackground = FindViewById <ImageView>(Resource.Id.chat_background);
InitDefaultBackground(chatBackground);
navigationView.Tag = 0;
rightDrawer.Tag = 1;
var messageHistoryAdapter = new MessageListViewAdapter(this, new List <ChatMessage>(), () => this.subscriberList);
messageHistoryList.Adapter = messageHistoryAdapter;
var channels = new[] { "home" };
cmdReceiver = new ChatCommandHandler(this, messageHistoryAdapter, "home");
var activity = this;
client = new ServerEventsClient(BaseUrl, channels)
{
OnConnect = connectMsg =>
{
client.UpdateChatHistory(cmdReceiver)
.ContinueWith(t =>
connectMsg.UpdateUserProfile(activity));
},
OnCommand = command =>
{
if (command is ServerEventJoin)
{
client.GetChannelSubscribersAsync()
.ContinueWith(t => {
subscriberList = t.Result;
Application.SynchronizationContext.Post(_ => {
// Refresh profile icons when users join
messageHistoryAdapter.NotifyDataSetChanged();
}, null);
});
}
},
OnException = error => {
Application.SynchronizationContext.Post(
_ => { Toast.MakeText(this, "Error : " + error.Message, ToastLength.Long); }, null);
},
//ServiceClient = new JsonHttpClient(BaseUrl),
Resolver = new MessageResolver(cmdReceiver)
};
client.RegisterNamedReceiver <ChatReceiver>("cmd");
client.RegisterNamedReceiver <TvReciever>("tv");
client.RegisterNamedReceiver <CssReceiver>("css");
SetSupportActionBar(toolbar);
var rightDataSet = new List <string>(commands.Keys);
var rightAdapter = new ActionListViewAdapter(this, rightDataSet);
rightDrawer.Adapter = rightAdapter;
rightDrawer.ItemClick += (sender, args) =>
{
Application.SynchronizationContext.Post(_ =>
{
messageBox.Text = commands[rightDataSet[args.Position]];
drawerLayout.CloseDrawer(rightDrawer);
}, null);
};
drawerToggle = new ChatActionBarDrawerToggle(
this, //Host Activity
drawerLayout, //DrawerLayout
toolbar, // Instance of toolbar, if you use other ctor, the hamburger icon/arrow animation won't work..
Resource.String.openDrawer, //Opened Message
Resource.String.closeDrawer //Closed Message
);
SupportActionBar.SetHomeButtonEnabled(true);
SupportActionBar.SetDisplayShowTitleEnabled(true);
drawerLayout.SetDrawerListener(drawerToggle);
drawerToggle.SyncState();
navigationView.NavigationItemSelected += OnChannelClick;
sendButton.Click += async(e, args) => { await OnSendClick(e, args); };
}
protected override void OnDestroy()
{
client.Stop();
cmdReceiver = null;
base.OnDestroy();
}
public ChatReceiver(ChatCommandHandler chatMessageHandler)
{
this.chatMessageHandler = chatMessageHandler;
}
public TvReciever(ChatCommandHandler chatMessageHandler)
{
this.chatMessageHandler = chatMessageHandler;
}
public MessageResolver(ChatCommandHandler messageHandler)
{
this.messageHandler = messageHandler;
}
