using System;
using System.Linq;
using System.Threading.Tasks;
using comal.timesheets.Tasks;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;

namespace comal.timesheets
{
    [XamlCompilation(XamlCompilationOptions.Compile)]
    public partial class EquipmentList
    {
        public EquipmentList()
        {
            InitializeComponent();
            
            Equipment.Columns
                .BeginUpdate()
                .Clear()
                .Add(new MobileGridTextColumn<EquipmentShell>() { Column = x => x.Code, Width = 100 })
                .Add(new MobileGridTextColumn<EquipmentShell>() { Column = x => x.Description, Width = GridLength.Star })
                .EndUpdate();

            RefreshData(false);
            
        }
        
        private void RefreshData(bool force)
        {
            App.Data.Equipment.Refresh(force, 
                () => Device.BeginInvokeOnMainThread(() =>
                {
                    Equipment.ItemsSource = App.Data.Equipment.Items;
                })
            );
        }
        
        private void Equipment_OnRefreshRequested(object sender, MobileGridRefreshRequestArgs args)
        {
            RefreshData(true);
        }
        
        private void Equipment_OnSelectionChanged(object sender, MobileGridSelectionArgs args)
        {
            var shell = args.Selection.FirstOrDefault() as EquipmentShell;
            if (shell != null)
            {
                EquipmentDetailsPage page = new EquipmentDetailsPage(shell.ID);
                Navigation.PushAsync(page);
            }
        }


    }
}