private async void StartTask(AppTask taskData)
        {
            switch (taskData.TaskType.IdName)
            {
            case "DRAW":
            case "DRAW_PHOTO":
                DrawingViewController drawingController = Storyboard.InstantiateViewController("DrawingController") as DrawingViewController;
                drawingController.StartTask(DisplayedActivity, taskData, TaskResultReturned, NavigationController);

                // check to see if should draw on previous task's result
                if (taskData.JsonData.StartsWith("TASK::", StringComparison.OrdinalIgnoreCase))
                {
                    int id = -1;
                    int.TryParse(taskData.JsonData.Substring(6), out id);
                    string[] paths = JsonConvert.DeserializeObject <string[]>(
                        ((TaskViewSource)TableView.Source).GetWithId(id)?.CompletionData.JsonData);

                    if (paths != null && paths.Length > 0)
                    {
                        drawingController.previousImage = paths[0];
                    }
                }

                break;

            case "LISTEN_AUDIO":
                ResultMediaViewerController listenAudioController = Storyboard.InstantiateViewController("MediaViewerController") as ResultMediaViewerController;
                listenAudioController.FilePath     = GetCacheFilePath(taskData.JsonData, DisplayedActivity.Id, ServerUtils.GetFileExtension(taskData.TaskType.IdName));;
                listenAudioController.Task         = taskData;
                listenAudioController.DeleteResult = null;
                NavigationController.PushViewController(listenAudioController, true);

                // Mark as complete
                TaskResultReturned(null, taskData.Id);

                break;

            case "MAP_MARK":
                MapMarkingViewController mapMarkController = Storyboard.InstantiateViewController("MapMarkController") as MapMarkingViewController;
                mapMarkController.StartTask(DisplayedActivity, taskData, TaskResultReturned, NavigationController);
                break;

            case "LOC_HUNT":
                LocationHuntViewController locHuntController = Storyboard.InstantiateViewController("LocationHuntController") as LocationHuntViewController;
                locHuntController.StartTask(DisplayedActivity, taskData, TaskResultReturned, NavigationController);
                break;

            case "ENTER_TEXT":
                EnterTextViewController textController = Storyboard.InstantiateViewController("EnterTextController") as EnterTextViewController;
                textController.StartTask(DisplayedActivity, taskData, TaskResultReturned, NavigationController);
                break;

            case "MULT_CHOICE":
                MultipleChoiceController mcController = Storyboard.InstantiateViewController("MultipleChoiceController") as MultipleChoiceController;
                mcController.StartTask(DisplayedActivity, taskData, TaskResultReturned, NavigationController);
                break;

            case "TAKE_VIDEO":
                bool hasMicPerms = await AppUtils.AuthorizeMic();

                if (!hasMicPerms)
                {
                    AppUtils.ShowSimpleDialog(this, "Requires Microphone", "Please grant OurPlace microphone access in the system settings to complete this task!", "Ok");
                    return;
                }
                goto case "TAKE_PHOTO";     // eew C# why u do dis

            case "MATCH_PHOTO":
            case "TAKE_PHOTO":
                bool hasCamPerms = await AppUtils.AuthorizeCamera();

                if (!hasCamPerms)
                {
                    AppUtils.ShowSimpleDialog(this, "Requires Camera", "Please grant OurPlace camera access in the system settings to complete this task!", "Ok");
                    return;
                }
                CameraViewController camController = Storyboard.InstantiateViewController("PhotoTaskViewController") as CameraViewController;
                camController.StartTask(DisplayedActivity, taskData, TaskResultReturned, NavigationController);
                break;

            case "REC_AUDIO":
                hasMicPerms = await AppUtils.AuthorizeMic();

                if (!hasMicPerms)
                {
                    AppUtils.ShowSimpleDialog(this, "Requires Microphone", "Please grant OurPlace microphone access in the system settings to complete this task!", "Ok");
                    return;
                }
                RecordAudioController audioController = Storyboard.InstantiateViewController("RecordAudioController") as RecordAudioController;
                audioController.StartTask(DisplayedActivity, taskData, TaskResultReturned, NavigationController);
                break;

            case "SCAN_QR":
                StartScanning(taskData);
                break;

            default:
                Console.WriteLine("Unknown task type: " + taskData.TaskType.IdName);
                break;
            }
        }