protected override async Task HandleTurnAsync(ITurnContext turnContext, ChatUserContext userContext,
MessageRouter messageRouter, NextDelegate next, CancellationToken cancellationToken = default(CancellationToken))
{
Activity activity = turnContext.Activity;
if (activity.TryGetChannelData(out Command command) && command.BaseCommand != Commands.Undefined)
{
// Check the activity for commands
ConversationReference selfConversation = activity.GetConversationReference();
switch (command.BaseCommand)
{
case Commands.GetTranscript:
if (userContext.Role == ChatUserRole.Admin)
{
var conversations = await _reportDataManager.GetActiveChatReports();
var readUsersStatus = await _routingDataManager.GetUsersReadStatusPerUser(userContext.Id);
await messageRouter.SendTranscriptAsync(activity.Conversation.Id, conversations, readUsersStatus);
}
else
{
var conversation = await _reportDataManager.GetActiveChatReportFromUser(activity.From.Id);
await messageRouter.SendTranscriptAsync(activity.Conversation.Id, new List <ChatReportModel>() { conversation });
}
break;
case Commands.ReadUserMessages:
//Update a date that shows the last time a message was read by an admin
if (userContext.Role == ChatUserRole.Admin)
{
if (JsonConvert.DeserializeObject <CommandReadUserMessages>(command.Data.ToString()) is CommandReadUserMessages properties)
{
var result = await _routingDataManager.UpdateUserReadMessageStatus(activity.From.Id, new ChatUserReadStatusModel()
{
Date = properties.Date,
UserId = properties.UserId
});
if (!result)
{
throw new Exception("Error while executing command ReadUserMessages");
}
}
}
break;
case Commands.EndConversation:
//End a conversation by adding an EndDate and delete the user conversation session so broadcast messages aren't sent to them anymore.
if (userContext.Role == ChatUserRole.Admin)
{
if (JsonConvert.DeserializeObject <CommandEndConversation>(command.Data.ToString()) is CommandEndConversation properties)
{
ChatReportModel userReport = await _reportDataManager.GetActiveChatReportFromUser(properties.UserId);
var result = await _reportDataManager.CloseReport(new ChatReportLogCloseModel()
{
EndDate = DateTime.UtcNow, UserId = properties.UserId
});
if (result)
{
var userConversationReference = await _routingDataManager.GetConversationsFromUser(properties.UserId);
if (userConversationReference != null && userConversationReference.Count() > 0)
{
//Warn the user that the conversation is over
await messageRouter.SendMessageAsync(userConversationReference.ToArray()[0],
CommandFactoryHelper.CreateCommandSendMessage(selfConversation.Bot.Id, properties.UserId, selfConversation.User)
, "The conversation was ended. If you have an issue, please start a new conversation.");
//Call EndOfConversation on the user
await messageRouter.SendEndConversationAsync(messageRouter.CreateEndOfConversationActivity(userConversationReference.ToArray()[0]));
result = await _routingDataManager.DeleteUserConversation(properties.UserId);
//Tell all admins about end of the conversation
var admins = await _routingDataManager.GetAdminConversations();
admins = _routingDataManager.RemoveSelfConversation(admins, selfConversation);
if (admins != null)
{
foreach (var admin in admins)
{
await messageRouter.SendMessageAsync(admin,
CommandFactoryHelper.CreateCommandEndConversation(selfConversation.Bot.Id, properties.UserId));
}
}
//Send event to event processor... if possible
if (userReport != null)
{
//Sanitize user
string userId = GetDatabaseUserId(userReport.ChannelId, userReport.User.Id);
DeviceModel device = await _deviceRestService.GetMobileDeviceFromUserId(userId);
//Send close message
await PushClosureMessageToEventProcessorSaga(device.DeviceId);
}
}
}
if (!result)
{
throw new Exception("Error while executing command EndConversation");
}
}
}
break;
case Commands.SendMessage:
if (userContext.Role == ChatUserRole.Admin && !string.IsNullOrWhiteSpace(activity.Text))
{
if (JsonConvert.DeserializeObject <CommandSendMessageProperties>(command.Data.ToString()) is CommandSendMessageProperties properties)
{
properties.UserId = properties.UserId;
properties.From = userContext; //Forcing admin, in case it isn't given by user
turnContext.TurnState.Add(typeof(CommandSendMessageProperties).FullName, properties);
//We forward to the next middleware
await next(cancellationToken).ConfigureAwait(false);
}
else
{
throw new Exception("Error while executing command SendMessage");
}
}
break;
default:
if (userContext.Role == ChatUserRole.Admin)
{
throw new Exception($"Command not recognized: '{command.BaseCommand}'.");
}
break;
}
}
