prs/prs.mobile.new/PRS.Mobile/Modules/Deliveries/DeliveryModule.xaml.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Comal.Classes;
using InABox.Configuration;
using InABox.Core;
using InABox.Mobile;
using Syncfusion.OfficeChart.Implementation;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;
using XF.Material.Forms;
using XF.Material.Forms.UI;
using XF.Material.Forms.UI.Dialogs;

namespace PRS.Mobile
{
    
    [XamlCompilation(XamlCompilationOptions.Compile)]
    public partial class DeliveryModule
    {
        
        private DeliveryItemBarcodeModel _deliveryitems;

        private Task _cache;
        
        public DeliveryModule()
        {
            InitializeComponent();
            _deliveryitems = new DeliveryItemBarcodeModel(App.Data, null);
            _cache = Task.Run(() => _deliveryitems.Refresh(false));
        }
        
        private void DeliveryScanner_OnTapped(MobileModuleItem sender, ModuleMenuItemTappedArgs args)
        {
            var scannerPage = new ScannerPage();
            scannerPage.ItemScanned = async (e) =>
            {
                Device.BeginInvokeOnMainThread(() =>
                {
                    ProgressVisible = true;
                    _cache.Wait();
                    var barcode = _deliveryitems.FirstOrDefault(x => String.Equals(x.Barcode, e.Text));
                    if (barcode != null)
                        Navigation.PushAsync(new FrameDetailsPage(barcode.ID));
                    else
                        DisplayAlert("ERROR", "Barcode not found!", "OK");
                    ProgressVisible = false;
                });
            };
            Navigation.PushAsync(scannerPage);
        }

        private void DeliveryList_OnTapped(MobileModuleItem sender, ModuleMenuItemTappedArgs args)
        {
            Navigation.PushAsync(new DeliveryList());
        }
        
    }
}