OOP_Shoping

using System;
using System.Collections.Generic;

namespace Clight_36_OOP_Shoping
{
	class Program
	{
		static void Main(string[] args)
		{
			Product tomato = new Product("Томаты", 150);
			Product cucumber = new Product("Огурцы", 113);
			Product chiken = new Product("Курица", 470);
			Product chips = new Product("Чипсы", 110);
			Product juice = new Product("Сок", 100);
			Product potato = new Product("Картошка", 40);
			Product iceCream = new Product("Мороженое", 65);
			Product apple = new Product("Яблоки", 100);
			Product orange = new Product("Апельсины", 200);
			Product bubbleGum = new Product("Жевательная резинка", 50);
			Product chocolate = new Product("Шоколад", 150);
			Product stillWater = new Product("Не газированная вода", 50);
			Product soda = new Product("Газированная вода", 50);
			Product fish = new Product("Рыба", 230);
			List<Product> allProducts = new List<Product> { tomato, cucumber, chiken, juice, potato, iceCream, apple, orange, bubbleGum, chocolate, stillWater, soda, fish };

			List<string> names = new List<string> { "Иван", "Владимир", "Оксана", "Генадий", "Марина", "Игорь", "Евгений", "Мария", "Надежда", "Руслан", "Сергей", "Ирина" };

			Shop shop = new Shop("Продукты у Дома", 0, allProducts);
			Queue<Client> shopClients = shop.CollectClients(10, names);

			bool isOpen = true;

			while (isOpen)
			{
				Client currentClient = shopClients.Dequeue();

				Console.Clear();
				Console.WriteLine($"Магазин \"{shop.Name}\". Касса: {shop.Cash} руб.");
				Console.ForegroundColor = ConsoleColor.DarkGray;
				Console.WriteLine("Нажмите любую клавишу, чтобы пробить товары.\n");
				Console.ForegroundColor = ConsoleColor.White;
				Console.WriteLine($"На кассе {currentClient.Name}, имея в кошельке {currentClient.Wallet} руб.\n");
				Console.WriteLine("В корзине:");
				currentClient.ShowBasket();
				Console.ReadKey();

				bool isRemoveProducts = false;

				if (!currentClient.ReadyToBuy)
				{
					currentClient.RemoveProductsFromBasket();
					isRemoveProducts = true;
				}

				if (isRemoveProducts && currentClient.IsBasketEmpty())
				{
					Console.WriteLine("\nУ клиента оказалось мало денег и он решил ничего не покупать.");
					Console.ReadKey();
				}
				else if(isRemoveProducts)
				{
					Console.WriteLine($"\nНе на все товары хватило денег. {currentClient.Name} выбрал(а): \n");
					currentClient.ShowBasket();

					shop.MakePurchase(currentClient);

					Console.ReadKey();
				}
				else if (currentClient.ReadyToBuy && !isRemoveProducts)
				{
					shop.MakePurchase(currentClient);

					Console.WriteLine("\nПокупка прошла успешно.");
					 Console.ReadKey();
				}
				else
				{
					Console.WriteLine("\nПокупка не удалась.");
					Console.ReadKey();
				}

				if (shopClients.Count == 0)
				{
					Console.Clear();
					Console.WriteLine($"\nОчередь подошла к концу и магазин закрывается. Касса: {shop.Cash} руб.");
					Console.ReadKey();
					isOpen = false;
				}
			}
		}
	}

	class Shop
	{
		public string Name { get; private set; }
		public int Cash { get; private set; }
		private List<Product> _shopProducts;

		public Shop(string name, int cash, List<Product> products)
		{
			Name = name;
			Cash = cash;
			_shopProducts = products;
		}

		public Queue<Client> CollectClients(int numberClients, List<string> names)
		{
			if (numberClients <= 0)
				numberClients = 1;

			Queue<Client> currentClients = new Queue<Client>();

			for (int i = 0; i < numberClients; i++)
			{
				Client tempClient = new Client(names, _shopProducts);
				currentClients.Enqueue(tempClient);
			}

			return currentClients;
		}

		public void MakePurchase(Client client)
		{
			Cash += client.GetSumPriceProducts();
			client.MakePurchase();
		}
	}

	class Client
	{
		public string Name { get; private set; }
		public int Wallet { get; private set; }
		private Basket _basket;
		private Random _random = new Random();
		public bool ReadyToBuy { get { return _basket.GetSumPriceProducts() < Wallet; }}

		public Client(List<string> names, List<Product> products)
		{
			Name = names[_random.Next(0, (names.Count - 1))];
			Wallet = _random.Next(150, 2001);

			int numberProducts = _random.Next(1, (products.Count + 1));
			List<Product> tempProducts = new List<Product>(numberProducts);

			for (int i = 0; i < numberProducts; i++)
			{
				int tempNum = _random.Next(0, products.Count);
				tempProducts.Add(products[tempNum]);
			}

			_basket = new Basket(tempProducts);
		}

		public void RemoveProductsFromBasket()
		{
			while (_basket.GetSumPriceProducts() > Wallet && !_basket.IsEmpty())
			{
				int tempNumberProduct = _random.Next(0, _basket.GetNumberProductsOfBasket());
				_basket.RemoveProduct(tempNumberProduct);
			}
		}

		public void ShowBasket()
		{
			_basket.ShowProducts();
		}

		public int GetSumPriceProducts()
		{
			return _basket.GetSumPriceProducts();
		}

		public void MakePurchase()
		{
			Wallet -= _basket.GetSumPriceProducts();
			_basket.ClearBasket();
		}

		public bool IsBasketEmpty()
		{
			return _basket.IsEmpty();
		}
	}

	class Basket
	{
		private List<Product> _products;

		public Basket(List<Product> products)
		{
			_products = products;
		}

		public void ShowProducts()
		{
			for (int i = 0; i < _products.Count; i++)
			{
				if ((i + 1) < 10)
				{
					Console.Write("0" + (i + 1) + ". ");
					_products[i].ShowProduct();
				}
				else
				{
					Console.Write((i + 1) + ". ");
					_products[i].ShowProduct();
				}
			}
		}

		public int GetSumPriceProducts()
		{
			int sum = 0;
			foreach (var product in _products)
			{
				sum += product.Price;
			}

			return sum;
		}

		public bool IsEmpty()
		{
			return _products.Count == 0;
		}

		public int GetNumberProductsOfBasket()
		{
			return _products.Count;
		}

		public void RemoveProduct(int numberProduct)
		{
			_products.RemoveAt(numberProduct);
		}

		public void ClearBasket()
		{
			_products.Clear();
		}
	}

	class Product
	{
		public string Name { get; private set; }
		public int Price { get; private set; }

		public Product(string name, int price)
		{
			Name = name;
			Price = price;
		}

		public void ShowProduct()
		{
			Console.WriteLine(Name + ", " + Price + " руб.");
		}
	}
}