UP_WPF/UP_Venediktov/Pages/CardOrder.xaml.cs

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.Navigation;
using System.Windows.Shapes;
using UP_Venediktov.Classes;
using UP_Venediktov.ModelBase;

namespace UP_Venediktov.Pages
{
    /// <summary>
    /// Логика взаимодействия для CardOrder.xaml
    /// </summary>
    public partial class CardOrder : Page
    {
        Entities DB = new Entities();
        public static List<Product> Products = new List<Product>();
        public static List<AmountofProduct> AmountofProducts = new List<AmountofProduct>();
        public decimal? TotalCost = 0;
        public CardOrder()
        {
            InitializeComponent();
            CartList.ItemsSource = Products;
            foreach (Product p in Products)
            {
                TotalCost += p.ProductCost - (p.ProductCost / 100 * p.ProductDiscountAmount);
            }
            CostOrder.Text = "Стоимость заказа: " + string.Format("{0:C2}", TotalCost);
        }

        public CardOrder(int id)
        {
            InitializeComponent();
            CartList.ItemsSource = Products;
            foreach (Product p in Products)
            {
                TotalCost += p.ProductCost - (p.ProductCost / 100 * p.ProductDiscountAmount);
            }
            CostOrder.Text = string.Format("{0:C2}", TotalCost);
        }

        private void CostCalculate(object sender, RoutedEventArgs e)
        {
            TextBlock tb = (TextBlock)sender;
            string Article = tb.Uid.ToString();
            Product pr = DB.Product.Where(x => x.ProductArticleNumber == Article).FirstOrDefault();
            if (pr.ProductDiscountAmount > 0)
            {
                tb.Text = "Цена за единицу: " + string.Format("{0:C2}", pr.ProductCost - (pr.ProductCost / 100 * pr.ProductDiscountAmount));
            }
        }

        private void Photo(object sender, RoutedEventArgs e)
        {
            Image pic = (Image)sender;
            string Article = pic.Uid.ToString();
            string photoPath = DB.Product.Where(x => x.ProductArticleNumber == Article).Select(x => x.ProductPhoto).FirstOrDefault();
            if (photoPath != null && photoPath != "")
            {
                pic.Source = new BitmapImage(new Uri(Environment.CurrentDirectory + "\\Pictures\\" + photoPath, UriKind.RelativeOrAbsolute));
            }
            else
            {
                pic.Source = new BitmapImage(new Uri(Environment.CurrentDirectory + "\\Pictures\\picture.png", UriKind.RelativeOrAbsolute));
            }
        }

        private void AmountCalculate(object sender, RoutedEventArgs e)
        {
            TextBlock tb = (TextBlock)sender;
            string Article = tb.Uid.ToString();
            Product pr = Products.Where(x => x.ProductArticleNumber == Article).FirstOrDefault();
            int index = Products.IndexOf(pr);
            tb.Text = AmountofProducts[index].Amount.ToString();
        }

        private void MinusAmount(object sender, RoutedEventArgs e)
        {
            Button bt = (Button)sender;
            string article = bt.Uid.ToString();
            Product pr = Products.Where(x => x.ProductArticleNumber == article).First();
            AmountofProduct pa = AmountofProducts.Where(x => x.Article == article).First();
            if ((pa.Amount - 1) == 0)
            {
                AmountofProducts.Remove(pa);
                Products.Remove(pr);
                if (Products.Count == 0)
                {
                    MessageBox.Show("Корзина пуста");
                }
            }
            else
            {

                foreach (AmountofProduct pp in AmountofProducts)
                {
                    if (pp.Article == article)
                    {
                        pp.Amount--;
                    }
                }
            }
            TotalCost = 0;
            foreach (Product p in Products)
            {
                TotalCost += (p.ProductCost - (p.ProductCost / 100 * p.ProductDiscountAmount)) * AmountofProducts.Where(x => x.Article == p.ProductArticleNumber).Select(x => x.Amount).First();
            }
            CostOrder.Text = "Стоимость заказа: " + string.Format("{0:C2}", TotalCost);
            CartList.ItemsSource = Products.ToList();
        }

        private void PlusAmount(object sender, RoutedEventArgs e)
        {
            Button bt = (Button)sender;
            string article = bt.Uid.ToString();
            foreach (AmountofProduct pa in AmountofProducts)
            {
                if (pa.Article == article)
                {
                    pa.Amount++;
                }
            }
            TotalCost = 0;
            foreach (Product p in Products)
            {
                TotalCost += (p.ProductCost - (p.ProductCost / 100 * p.ProductDiscountAmount)) * AmountofProducts.Where(x => x.Article == p.ProductArticleNumber).Select(x => x.Amount).First();

            }
            CostOrder.Text = "Стоимость заказа: " + string.Format("{0:C2}", TotalCost);
            CartList.ItemsSource = Products.ToList();
        }

        private void DeleteProduct(object sender, RoutedEventArgs e)
        {
            Button bt = (Button)sender;
            string article = bt.Uid.ToString();
            Product pr = Products.Where(x => x.ProductArticleNumber == article).First();
            AmountofProduct pa = AmountofProducts.Where(x => x.Article == article).First();
            AmountofProducts.Remove(pa);
            Products.Remove(pr);
            if (Products.Count == 0)
            {
                MessageBox.Show("Корзина пуста");
            }
            TotalCost = 0;
            foreach (Product p in Products)
            {
                TotalCost += (p.ProductCost - (p.ProductCost / 100 * p.ProductDiscountAmount)) * AmountofProducts.Where(x => x.Article == p.ProductArticleNumber).Select(x => x.Amount).First();
            }
            CostOrder.Text = "Стоимость заказа: " + string.Format("{0:C2}", TotalCost);
            CartList.ItemsSource = Products.ToList();
        }

        private void CreateOrder(object sender, RoutedEventArgs e)
        {
            Random random = new Random();
            Order newOrder = new Order();
            newOrder.OrderDate = DateTime.Now;
            bool ThreeOrLess = false;
            foreach (Product p in Products)
            {
                if (p.ProductQuantityInStock <= 3)
                {
                    ThreeOrLess = true;
                }
            }
            if (ThreeOrLess)
            {
                newOrder.OrderDeliveryDate = DateTime.Now.AddDays(6);
            }
            else
            {
                newOrder.OrderDeliveryDate = DateTime.Now.AddDays(3);
            }
            newOrder.OrderPickupPoint = random.Next(1, 36);
            newOrder.OrderCode = random.Next(100, 999);
            newOrder.OrderStatus = "Новый";
            DB.Order.Add(newOrder);
            DB.SaveChanges();
            int id = DB.Order.Where(x => x.OrderDate == newOrder.OrderDate).Select(x => x.OrderID).FirstOrDefault();
            foreach (Product p in Products)
            {
                OrderProduct newOrderProduct = new OrderProduct();
                newOrderProduct.OrderID = id;
                newOrderProduct.ProductArticleNumber = p.ProductArticleNumber;
                newOrderProduct.ProductCont = AmountofProducts.Where(x => x.Article == p.ProductArticleNumber).Select(x => x.Amount).FirstOrDefault();
                DB.OrderProduct.Add(newOrderProduct);
            }
            DB.SaveChanges();
            MessageBox.Show("Заказ был сформирован, код получения: " + newOrder.OrderCode + " \nПункт выдачи: " +
                DB.PickupPoint.Where(x => x.Id_PickupPoint == newOrder.OrderPickupPoint).Select(x => x.AddressPP).FirstOrDefault() +
                "\nЗаказ будет доставлен " + newOrder.OrderDeliveryDate.ToShortDateString());
            Products.Clear();
            AmountofProducts.Clear();
            FrameClass.MainFrame.Navigate(new ProductListUser());
        }
    }
   
    }