protected async Task SendMessageAsync()
{
await WebSocketDispatcher.SendMessageAsync(new SendMessageRequest {
ChannelId = "General",
Text = ChatMessage
});
ChatMessage = "";
LogMetric("Action.SendMessage", 1.0, LambdaMetricUnit.Count);
}
//--- Methods ---
protected override async Task OnInitializedAsync()
{
// configure WebSocket dispatcher
WebSocketDispatcher = new WebSocketDispatcher(new Uri($"wss://{HttpClient.BaseAddress.Host}/socket"));
WebSocketDispatcher.RegisterAction <UserMessageNotification>("message", ReceivedMessage);
WebSocketDispatcher.RegisterAction <UserNameChangedNotification>("username", ReceivedUserNameChanged);
WebSocketDispatcher.RegisterAction <WelcomeNotification>("welcome", ReceivedWelcomeAsync);
WebSocketDispatcher.RegisterAction <JoinedChannelNotification>("joined", ReceivedJoinedChannel);
// attempt to restore authentication tokens from local storage
var authenticationTokens = await GetAuthenticationTokens();
if (authenticationTokens == null)
{
var guard = await CreateReplayGuardAsync();
LoginUrl = CognitoSettings.GetLoginUrl(guard);
LogInfo($"Login URL: {LoginUrl}");
State = ConnectionState.Unauthorized;
}
else
{
LogInfo("Attempting to connect to websocket");
State = ConnectionState.Connecting;
// attempt to connect to the websocket
WebSocketDispatcher.IdToken = authenticationTokens.IdToken;
if (await WebSocketDispatcher.Connect())
{
LogInfo("Websocket connection succeeded");
await WebSocketDispatcher.SendMessageAsync(new HelloRequest());
}
else
{
LogInfo("Websocket connection failed");
await ClearAuthenticationTokens();
var guard = await CreateReplayGuardAsync();
LoginUrl = CognitoSettings.GetLoginUrl(guard);
LogInfo($"Login URL: {LoginUrl}");
State = ConnectionState.Unauthorized;
}
// TODO: set timer to refresh tokens and reconnect websocket
}
}
protected async Task RenameUserAsync()
{
await WebSocketDispatcher.SendMessageAsync(new RenameUserRequest {
UserName = UserName
});
}
