Hw34

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Shop
{
    class Program
    {
        static void Main(string[] args)
        {
            Shop shop = new Shop();
            shop.ShowCustomersInfo();
            Console.WriteLine();
            shop.Work();

            Console.ReadKey();
        }
    }

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

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

    class Customer
    {
        private List<Product> _products = new List<Product>();

        public int Cash { get; private set; }

        public Customer(int cash)
        {
            Fill();
            Cash = cash;
        }

        public int GetPrice()
        {
            int finalPrice = 0;

            foreach (Product product in _products)
            {
                finalPrice += product.Price;
            }

            return finalPrice;
        }

        public void RemoveProduct()
        {
            Random random = new Random();
            int productIndex;

            productIndex = random.Next(0, _products.Count);

            _products.RemoveAt(productIndex);
        }

        public void ShowInfo()
        {
            foreach (Product product in _products)
            {
                Console.WriteLine($"{product.Name} | Price - {product.Price}");
            }
        }

        public void BuyProducts(int price)
        {
            Cash -= price;
        }

        private void Fill()
        {
            _products.Add(new Product("Milk", 15));
            _products.Add(new Product("Eggs", 25));
            _products.Add(new Product("Meat", 40));
            _products.Add(new Product("Fish", 30));
            _products.Add(new Product("Sushi", 17));
            _products.Add(new Product("Bread", 27));
        }
    }

    class Shop
    {
        private List<Customer> _customers = new List<Customer>();

        public Shop()
        {
            CreateQueue(5);
        }

        private void CreateQueue(int quantity)
        {
            Random random = new Random();

            for (int i = 0; i < quantity; i++)
            {
                _customers.Add(new Customer(random.Next(100,200)));
            }

            Console.WriteLine($"Очередь из {quantity} человек");
        }

        public void ShowCustomersInfo()
        {
            for (int i = 0; i < _customers.Count; i++)
            {
                Console.WriteLine($"\n{i + 1} клиент. Cash - {_customers[i].Cash}");
                _customers[i].ShowInfo();
            }
            Console.WriteLine("\nДля старта кассы нажмите любую кнопку...");
            Console.ReadLine();
        }

        public void Work()
        {
            Console.WriteLine();
            int counter = 1;

            foreach (Customer customer in _customers)
            {
                Console.Clear();
                Console.WriteLine($"{counter} клиент. Кол-во cash - {customer.Cash}");
                counter++;

                while (customer.Cash < customer.GetPrice())
                {
                    customer.RemoveProduct();
                }

                Console.WriteLine($"Список покупок на сумму {customer.GetPrice()}:");
                customer.BuyProducts(customer.GetPrice());
                customer.ShowInfo();
                Console.WriteLine($"Остаток на счёте: {customer.Cash}");

                Console.WriteLine("\nДля следующего покупателя нажмите любую кнопку...");
                Console.ReadLine();
            }
        }
    }
}