using System.IO;
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.Shapes;


namespace ACW2
{
    /// <summary>
    /// Interaction logic for InventoryWindow.xaml
    /// </summary>
    ///

    public partial class InventoryWindow : Window
    {
        public InventoryWindow()
        {
            InitializeComponent();

            categoryComboBox.Items.Add("All");
            categoryComboBox.Items.Add("Pizza");
            categoryComboBox.Items.Add("Burger");
            categoryComboBox.Items.Add("Sundry");
            categoryComboBox.SelectedValue = "All";
        }

        private void listBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {

        }

        private void categoryComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            listBox.Items.Clear();
            using (StreamReader sr = new StreamReader("inventory.txt"))
            {
                while (!sr.EndOfStream)
                {
                    for (int i = 0; i < 22; i++)
                    {
                        string StringListItem = sr.ReadLine();
                        if (!String.IsNullOrEmpty(StringListItem))
                            listBox.Items.Add(StringListItem);
                    }
                }
            }
        }
            public void PopulateList()
        {
            listBox.Items.Clear();
            using (StreamReader sr = new StreamReader("inventory.txt"))
            {
                while (!sr.EndOfStream)
                {
                    for (int i = 0; i < 22; i++)
                    {
                        string StringListItem = sr.ReadLine();
                        if (!String.IsNullOrEmpty(StringListItem) &&
                           (categoryComboBox.SelectedItem != null &&
                           (StringListItem.Contains(categoryComboBox.SelectedItem.ToString()))))
                        listBox.Items.Add(StringListItem);
                    }
                }
            }
        }
    }
    }