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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using Tango.Scripting;

namespace TestApp
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        private IScriptingEngine _engine;
        private ScriptSession _session;

        public MainWindow()
        {
            InitializeComponent();

            _engine = new ScriptingEngine();
        }

        private async void Button_Click(object sender, RoutedEventArgs e)
        {
            Script s = new Script();
            s.Code = 
@"
using System;
using System.Windows.Forms;

MessageBox.Show(""Hi Roy"");
";

            try
            {
                _session = await _engine.Run(s);
                _session.StateChanged += Session_StateChanged;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.ToString());
            }
        }

        private void Session_StateChanged(object sender, ScriptSessionStateChangedEventArgs e)
        {
            if (e.State == ScriptSessionState.Completed)
            {
                MessageBox.Show(e.ReturnValue.ToString());
            }
            else if (e.State == ScriptSessionState.Aborted)
            {
                MessageBox.Show("Aborted");
            }
            else if (e.State == ScriptSessionState.Failed)
            {
                MessageBox.Show(e.Exception.ToString());
            }
        }

        private void Button_Click_1(object sender, RoutedEventArgs e)
        {
            _session.Abort();
        }
    }
}
set { _selectedDispenser = value; RaisePropertyChangedAuto(); InvalidateRelayCommands(); } } private Dispenser _activeDispenser; public Dispenser ActiveDispenser { get { return _activeDispenser; } set { _activeDispenser = value; RaisePropertyChangedAuto(); } } private ObservableCollection<DispenserType> _dispenserTypes; public ObservableCollection<DispenserType> DispenserTypes { get { return _dispenserTypes; } set { _dispenserTypes = value; RaisePropertyChangedAuto(); } } private String _filter; public String Filter { get { return _filter; } set { _filter = value; RaisePropertyChangedAuto(); OnFilterChanged(); } } public RelayCommand AddDispenserCommand { get; set; } public RelayCommand RemoveDispenserCommand { get; set; } public RelayCommand ManageDispenserCommand { get; set; } public RelayCommand BackToDispensersCommand { get; set; } public RelayCommand SaveCommand { get; set; } public MainViewVM(INotificationProvider notificationProvider) { _notification = notificationProvider; _filter_timer = new ActionTimer(TimeSpan.FromMilliseconds(200)); ManageDispenserCommand = new RelayCommand(() => LoadSelectedDispenser(), () => SelectedDispenser != null); BackToDispensersCommand = new RelayCommand(() => { View.NavigateTo(DispensersNavigationView.DispensersView); }); SaveCommand = new RelayCommand(SaveActiveDispenser); AddDispenserCommand = new RelayCommand(AddNewDispenser); RemoveDispenserCommand = new RelayCommand(RemoveSelectedDispenser, () => SelectedDispenser != null); } private void OnFilterChanged() { if (Filter != null) { _filter_timer.ResetReplace(() => { IsFree = false; Dispensers = _dbContext.Dispensers.Where(x => x.SerialNumber.ToLower().StartsWith(Filter.ToLower())).Include(x => x.DispenserType).Include(x => x.IdsPacks).ToList().ToObservableCollection(); IsFree = true; }); } } private async void LoadSelectedDispenser(bool isNew = false) { if (_activeContext != null) { _activeContext.Dispose(); } using (_notification.PushTaskItem("Loading dispenser data...")) { try { IsFree = false; _activeContext = ObservablesContext.CreateDefault(); DispenserTypes = (await _activeContext.DispenserTypes.ToListAsync()).ToObservableCollection(); if (!isNew) { ActiveDispenser = await _activeContext.Dispensers.Include(x => x.DispenserType).Include(x => x.IdsPacks).SingleOrDefaultAsync(x => x.Guid == SelectedDispenser.Guid); ActiveDispenser.InitMachine(_activeContext); } else { ActiveDispenser = new Dispenser(); _activeContext.Dispensers.Add(ActiveDispenser); } View.NavigateTo(DispensersNavigationView.DispenserView); } catch (Exception ex) { LogManager.Log(ex, $"Error loading dispenser {SelectedDispenser.SerialNumber}."); _notification.ShowError($"An error occurred while trying to load the selected dispenser data.\n{ex.Message}"); } finally { IsFree = true; InvalidateRelayCommands(); } } } private void AddNewDispenser() { LoadSelectedDispenser(true); } private async void RemoveSelectedDispenser() { if (_notification.ShowQuestion("Are you sure you want to delete the selected dispenser?")) { try { IsFree = false; if (SelectedDispenser.IsInstalled) { _notification.ShowError("Cannot delete an installed dispenser. Please detach it first from it's machine and try again."); return; } _dbContext.Dispensers.Remove(SelectedDispenser); await _dbContext.SaveChangesAsync(); Dispensers.Remove(SelectedDispenser); } catch (Exception ex) { LogManager.Log(ex, $"Error removing dispenser {SelectedDispenser.SerialNumber}."); _notification.ShowError($"An error occurred while trying to remove the selected dispenser.\n{ex.FlattenMessage()}"); } finally { IsFree = true; } } } private async void SaveActiveDispenser() { using (_notification.PushTaskItem("Saving dispenser data...")) { try { IsFree = false; await _activeContext.SaveChangesAsync(); if (SelectedDispenser != null) { await SelectedDispenser.Reload(_dbContext); } View.NavigateTo(DispensersNavigationView.DispensersView); } catch (Exception ex) { LogManager.Log(ex, $"Error saving dispenser {ActiveDispenser.SerialNumber}."); _notification.ShowError($"An error occurred while trying to save the dispenser data.\n{ex.Message}"); } finally { IsFree = true; InvalidateRelayCommands(); } } } public async override void OnApplicationReady() { _dbContext = ObservablesContext.CreateDefault(); await _dbContext.DispenserTypes.LoadAsync(); } } }