MainWindow.xaml.cs

using FFXIVOpcodeWizard.Models;
using FFXIVOpcodeWizard.PacketDetection;
using FFXIVOpcodeWizard.ViewModels;
using System;
using System.ComponentModel;
using System.Threading.Tasks;
using System.Windows;

namespace FFXIVOpcodeWizard
{
    public partial class MainWindow
    {
        private readonly ScannerRegistry scannerRegistry;

        private readonly ScannerRegistryViewModel scannerRegistryViewModel;
        private readonly RegionSelectorViewModel regionSelectorViewModel;
        private readonly CaptureModeSelectorViewModel captureModeSelectorViewModel;
        private readonly NumberFormatSelectorViewModel numberFormatSelectorViewModel;
        private readonly ResultsPanelViewModel resultsPanelViewModel;

        private DetectionProgram detectionProgram;

        public MainWindow()
        {
            InitializeComponent();

            this.scannerRegistry = new ScannerRegistry();

            this.scannerRegistryViewModel = new ScannerRegistryViewModel();
            this.scannerRegistryViewModel.Load(this.scannerRegistry);

            this.regionSelectorViewModel = new RegionSelectorViewModel();
            this.regionSelectorViewModel.Load();

            this.captureModeSelectorViewModel = new CaptureModeSelectorViewModel();
            this.captureModeSelectorViewModel.Load();

            this.numberFormatSelectorViewModel = new NumberFormatSelectorViewModel();
            this.numberFormatSelectorViewModel.Load();

            this.resultsPanelViewModel = new ResultsPanelViewModel();
            this.resultsPanelViewModel.Load(this.scannerRegistry, this.numberFormatSelectorViewModel);
        }

        private DetectionProgram.Args BuildDetectionProgramArgs()
        {
            return new DetectionProgram.Args
            {
                CaptureMode = this.captureModeSelectorViewModel.SelectedCaptureMode,
                Region = this.regionSelectorViewModel.SelectedRegion,
                Registry = this.scannerRegistry,
            };
        }

        private async Task RunDetectionProgram(int skipCount = 0)
        {
            this.detectionProgram?.Abort();

            RunButton.IsEnabled = false;
            StopButton.IsEnabled = true;

            this.detectionProgram = new DetectionProgram();
            var aborted = await detectionProgram.Run(
                BuildDetectionProgramArgs(),
                skipCount,
                DetectionProgram_Update,
                DetectionProgram_RequestParameter);

            if (!aborted)
            {
                RunButton.IsEnabled = true;
                StopButton.IsEnabled = false;
                SkipButton.IsEnabled = false;
            }
        }

        private async Task RunDetectionProgramOnSelected()
        {
            this.detectionProgram?.Abort();

            RunButton.IsEnabled = false;
            StopButton.IsEnabled = true;

            this.detectionProgram = new DetectionProgram();
            var aborted = await this.detectionProgram.RunOne(
                this.scannerRegistryViewModel.SelectedScanner,
                BuildDetectionProgramArgs(),
                DetectionProgram_UpdateOne,
                DetectionProgram_RequestParameter);

            if (!aborted)
            {
                RunButton.IsEnabled = true;
                StopButton.IsEnabled = false;
                SkipButton.IsEnabled = false;
            }
        }

        private void DetectionProgram_Update(DetectionProgram.State state)
        {
            this.scannerRegistryViewModel.SelectedScanner =
                this.scannerRegistryViewModel.Scanners[state.ScannerIndex];
            DetectionProgram_UpdateOne(state);
        }

        private void DetectionProgram_UpdateOne(DetectionProgram.State state)
        {
            TutorialField.Text = state.CurrentTutorial;
            this.resultsPanelViewModel.UpdateContents();
        }

        private (string, bool) DetectionProgram_RequestParameter(Scanner scanner, int paramIndex)
        {
            var auxWindow = new AuxInputPrompt(scanner.ParameterPrompts[paramIndex]);
            auxWindow.ShowDialog();
            auxWindow.Owner = this;
            auxWindow.WindowStartupLocation = WindowStartupLocation.CenterOwner;
            auxWindow.Activate();
            auxWindow.Focus();
            return (auxWindow.ReturnValue, auxWindow.Skipping);
        }

        private void RegistryViewModel_PropertyChanged(object sender, PropertyChangedEventArgs e)
        {
            var scanner = this.scannerRegistryViewModel.SelectedScanner;
            var format = this.numberFormatSelectorViewModel.SelectedFormat;

            PacketNameField.Text = scanner.PacketName;
            OpcodeField.Text = Util.NumberToString(scanner.Opcode, format);
            PacketSourceField.Text = scanner.PacketSource.ToString();

            SkipButton.IsEnabled = StopButton.IsEnabled;
        }

        private void NumberFormatSelectorViewModel_PropertyChanged(object sender, PropertyChangedEventArgs e)
        {
            var scanner = this.scannerRegistryViewModel.SelectedScanner;
            var format = this.numberFormatSelectorViewModel.SelectedFormat;
            OpcodeField.Text = Util.NumberToString(scanner.Opcode, format);
            this.resultsPanelViewModel.UpdateContents();
        }

        private void ResetButton_Click(object sender, EventArgs e)
        {
            foreach (var scanner in this.scannerRegistry.AsList())
            {
                scanner.Opcode = 0;
            }
        }

        private async void RunButton_Click(object sender, EventArgs e)
        {
            await RunDetectionProgram();
        }

        private void StopButton_Click(object sender, EventArgs e)
        {
            RunButton.IsEnabled = true;
            StopButton.IsEnabled = false;
            SkipButton.IsEnabled = false;

            this.detectionProgram.Stop();

            TutorialField.Text = "";
        }

        private void SkipButton_Click(object sender, EventArgs e)
        {
            var nextScannerIndex = this.scannerRegistryViewModel.Scanners.IndexOf(this.scannerRegistryViewModel.SelectedScanner) + 1;
            if (nextScannerIndex == this.scannerRegistryViewModel.Scanners.Count)
            {
                StopButton_Click(null, null);
            }
            else
            {
                this.scannerRegistryViewModel.SelectedScanner =
                    this.scannerRegistryViewModel.Scanners[nextScannerIndex];

                this.detectionProgram.Skip();
            }
        }

        #region Load Behaviors
        private void Registry_Loaded(object sender, RoutedEventArgs e)
        {
            this.scannerRegistryViewModel.RunOneCommand = async o =>
            {
                await RunDetectionProgramOnSelected();
            };

            this.scannerRegistryViewModel.RunFromHereCommand = async o =>
            {
                var scannerIndex = this.scannerRegistry.AsList().IndexOf(this.scannerRegistryViewModel.SelectedScanner);
                await RunDetectionProgram(scannerIndex);
            };

            this.scannerRegistryViewModel.PropertyChanged += RegistryViewModel_PropertyChanged;

            Registry.DataContext = this.scannerRegistryViewModel;
        }

        private void RegionSelector_Loaded(object sender, RoutedEventArgs e)
        {
            RegionSelector.DataContext = this.regionSelectorViewModel;
        }

        private void CaptureModeSelector_Loaded(object sender, RoutedEventArgs e)
        {
            CaptureModeSelector.DataContext = this.captureModeSelectorViewModel;
        }

        private void NumberFormatSelector_Loaded(object sender, RoutedEventArgs e)
        {
            this.numberFormatSelectorViewModel.PropertyChanged += NumberFormatSelectorViewModel_PropertyChanged;

            NumberFormatSelector.DataContext = this.numberFormatSelectorViewModel;
        }

        private void ResultsPanel_Loaded(object sender, RoutedEventArgs e)
        {
            ResultsPanel.DataContext = this.resultsPanelViewModel;
            this.resultsPanelViewModel.UpdateContents();
        }
        #endregion
    }
}