using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using InABox.Mobile;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;

namespace PRS.Mobile
{
    [XamlCompilation(XamlCompilationOptions.Compile)]
    public partial class ConsignmentEditDetailsView 
    {
        public ConsignmentEditDetailsView()
        {
            InitializeComponent();
        }

        public override void Refresh()
        {
        }

        private void SelectSupplier_Clicked(object sender, MobileButtonClickEventArgs args)
        {
            ShowPopup(() => SelectionView.Execute<SupplierShell>(
            (columns) =>
            {
                columns.Add(new MobileGridTextColumn<SupplierShell>()
                {
                    Column = x => x.Name,
                    Width = GridLength.Star,
                    Caption = "Select Supplier",
                    Alignment = TextAlignment.Start
                });
            },
            (refresh) => App.Data.Suppliers.Refresh(false), 
            (suppliers) =>
            {
                ViewModel.Item.SupplierID = suppliers.FirstOrDefault()?.ID ?? Guid.Empty;
                ViewModel.Item.SupplierName = suppliers.FirstOrDefault()?.Name ?? string.Empty;
                DoChanged(nameof(ViewModel.Item), nameof(ConsignmentShell.SupplierName));
                DismissPopup();
            }));
        }

        private void SelectType_Clicked(object sender, MobileButtonClickEventArgs args)
        {
            ShowPopup(() => SelectionView.Execute<ConsignmentTypeShell>(
            (columns) =>
            {
                columns.Add(new MobileGridTextColumn<ConsignmentTypeShell>()
                {
                    Column = x => x.Description,
                    Width = GridLength.Star,
                    Caption = "Select Type",
                    Alignment = TextAlignment.Start
                });
            },
            (refresh) => App.Data.ConsignmentTypes.Refresh(false),
            (types) =>
            {
                ViewModel.Item.TypeID = types.FirstOrDefault()?.ID ?? Guid.Empty;
                ViewModel.Item.TypeDescription = types.FirstOrDefault()?.Description ?? string.Empty;
                DoChanged(nameof(ViewModel.Item), nameof(ConsignmentShell.TypeDescription));
                DismissPopup();
            }));
        }

        private void SelectETA_Clicked(object sender, MobileButtonClickEventArgs args)
        {
            ShowPopup(
                () =>
                {
                    var selector = new MobileDateSelector();
                    selector.Date = ViewModel.Item.EstimatedWarehouseArrival;
                    selector.Changed += (o, changedArgs) =>
                    {
                        ViewModel.Item.EstimatedWarehouseArrival = changedArgs.Date;
                        DismissPopup();
                    };
                    selector.Cancelled += (o, eventArgs) => DismissPopup();
                    return selector;
                }, 
                new PopupManagerConfiguration()
                {
                    Modal = true
                }
            );
        }

        private void Number_Changed(object sender, TextChangedEventArgs e)
        {
            DoChanged(nameof(ViewModel.Item), nameof(ConsignmentShell.Number));
        }

        private void Description_Changed(object sender, TextChangedEventArgs e)
        {
            DoChanged(nameof(ViewModel.Item), nameof(ConsignmentShell.Description));
        }

        private void SelectATA_Clicked(object sender, MobileButtonClickEventArgs args)
        {
            ShowPopup(
                () =>
                {
                    var selector = new MobileDateSelector();
                    selector.Date = ViewModel.Item.ActualWarehouseArrival;
                    selector.Changed += (o, changedArgs) =>
                    {
                        ViewModel.Item.ActualWarehouseArrival = changedArgs.Date;
                        DismissPopup();
                    };
                    selector.Cancelled += (o, eventArgs) => DismissPopup();
                    return selector;
                }, 
                new PopupManagerConfiguration()
                {
                    Modal = true
                }
            );
        }
    }
}