using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media.Imaging;
using Comal.Classes;
using InABox.Clients;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.Wpf;
using InABox.WPF;

namespace PRSDesktop
{
    /// <summary>
    ///     Interaction logic for TreatmentWindow.xaml
    /// </summary>
    public partial class ManufacturingTreatmentWindow : ThemableWindow
    {
        private readonly CoreTable _treatments;
        private readonly List<Guid> selected = new();

        private readonly BitmapImage tick = PRSDesktop.Resources.tick.AsBitmapImage();

        public ManufacturingTreatmentWindow(CoreTable treatments)
        {
            _treatments = treatments;
            InitializeComponent();
            Packets.OnFilterRecord += Packets_OnFilterRecord;
            Packets.HiddenColumns.Add(x => x.ID);
            Packets.HiddenColumns.Add(x => x.Packet.SetoutLink.JobLink.ID);
            Packets.ActionColumns.Add(new DynamicImageColumn(GetImage, SelectPacket));
            Packets.Reconfigure(options => options.AddRange(DynamicGridOption.RecordCount));
            Packets.Treatments = treatments;
        }

        public IEnumerable<CoreRow> Selected
        {
            get
            {
                return _treatments != null
                    ? _treatments.Rows.Where(row => selected.Contains(row.Get<ManufacturingTreatment, Guid>(col => col.ID)))
                    : new CoreRow[] { };
            }
        }

        public Guid ProductID => (Guid)Treatments.SelectedValue;
        //public String ProductName => (Treatments.SelectedItem as KeyValuePair<Guid, String>?)?.Value ?? "";
        public Guid SupplierID => (Guid)Suppliers.SelectedValue;
        public string SupplierName => ((KeyValuePair<Guid, string>)Suppliers.SelectedItem).Value;

        private bool SelectPacket(CoreRow? arg)
        {
            if (arg == null)
            {
                if (selected.Any())
                    selected.Clear();
                else
                    selected.AddRange(Packets.Data.Rows.Select(row => row.Get<ManufacturingTreatment, Guid>(col => col.ID)));
            }
            else
            {
                var id = arg.Get<ManufacturingTreatment, Guid>(col => col.ID);
                if (selected.Contains(id))
                    selected.Remove(id);
                else
                    selected.Add(id);
            }

            OKButton.IsEnabled = selected.Any() && Suppliers.SelectedValue != null && !Suppliers.SelectedValue.Equals(Guid.Empty) &&
                                 !Suppliers.SelectedValue.Equals(CoreUtils.FullGuid);
            return true;
        }

        private BitmapImage? GetImage(CoreRow? arg)
        {
            if (arg == null)
                return tick;
            var id = arg.Get<ManufacturingTreatment, Guid>(col => col.ID);
            return selected.Contains(id) ? tick : null;
        }

        private bool Packets_OnFilterRecord(CoreRow row)
        {
            var id = Treatments.SelectedValue != null ? (Guid)Treatments.SelectedValue : CoreUtils.FullGuid;
            return row.Get<ManufacturingTreatment, Guid>(col => col.Product.ID).Equals(id);
        }

        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            Packets.Refresh(true, true);
            var treatsource = new Dictionary<Guid, string>();
            foreach (var row in _treatments.Rows)
                treatsource[row.Get<ManufacturingTreatment, Guid>(col => col.Product.ID)] =
                    string.Format("{0}", row.Get<ManufacturingTreatment, string>(col => col.Product.Name));
            Treatments.ItemsSource = treatsource;
        }

        private void OKButton_Click(object sender, RoutedEventArgs e)
        {
            DialogResult = true;
            Close();
        }

        private void CancelButton_Click(object sender, RoutedEventArgs e)
        {
            DialogResult = false;
            Close();
        }

        private void Treatments_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            var productid = Treatments.SelectedValue != null ? (Guid)Treatments.SelectedValue : CoreUtils.FullGuid;
            selected.Clear();
            var treatments = _treatments.Rows.Where(row => row.Get<ManufacturingTreatment, Guid>(col => col.Product.ID).Equals(productid));
            //selected.AddRange(treatments.Select(row => row.Get<ManufacturingTreatment, Guid>(col => col.ID)));

            var suppdict = new Dictionary<Guid, string>();
            var _suppliers = new Client<SupplierProduct>().Query(new Filter<SupplierProduct>(x => x.Product.ID).IsEqualTo(productid));
            foreach (var row in _suppliers.Rows)
                suppdict[row.Get<SupplierProduct, Guid>(x => x.SupplierLink.ID)] =
                    string.Format("{0}", row.Get<SupplierProduct, string>(col => col.SupplierLink.Name));

            if (!suppdict.Any())
            {
                var allsups = new Client<Supplier>().Query();
                foreach (var row in allsups.Rows)
                    suppdict[row.Get<Supplier, Guid>(x => x.ID)] = string.Format("{0}", row.Get<Supplier, string>(col => col.Name));
            }

            Suppliers.ItemsSource = suppdict;
            using (new WaitCursor())
            {
                var defsup = new Client<Product>()
                    .Query(new Filter<Product>(x => x.ID).IsEqualTo(productid), new Columns<Product>(x => x.Supplier.ID))
                    .Rows.FirstOrDefault();
                if (defsup != null)
                    Suppliers.SelectedValue = defsup.Get<Product, Guid>(col => col.Supplier.ID);
            }

            Packets.Refresh(false, true);
            OKButton.IsEnabled = selected.Any() && Suppliers.SelectedValue != null && !Suppliers.SelectedValue.Equals(Guid.Empty) &&
                                 !Suppliers.SelectedValue.Equals(CoreUtils.FullGuid);
        }

        private void Suppliers_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            OKButton.IsEnabled = selected.Any() && Suppliers.SelectedValue != null && !Suppliers.SelectedValue.Equals(Guid.Empty) &&
                                 !Suppliers.SelectedValue.Equals(CoreUtils.FullGuid);
        }
    }
}