dotNetStudyWithGPT/MySolution/InventoryManagement/Program.cs

using InventoryManagement.Components;

namespace InventoryManagement
{
    internal class Program
    {
        static void Main(string[] args)
        {
            using (var context = new InventoryContext())
            {
                context.Database.EnsureCreated();
            }

            var InventoryManager = new InventoryManager();
            while (true)
            {
                Console.WriteLine();
                Console.WriteLine("Pease Enter the command.");
                Console.WriteLine("(show: Show current Inventory, add: Add new product, buy: Buy product, sell: Sell product, acc: Add accessary)");
                Console.Write("CMD> ");
                string cmd = Console.ReadLine().ToLower();
                switch (cmd)
                {
                    case "show":
                        InventoryManager.ShowInventory();
                        break;
                    case "add":
                        {
                            Console.Write("\tName: ");
                            string name = Console.ReadLine();
                            Console.Write("\tDefault quantity: ");
                            string qt = Console.ReadLine();
                            int quantity = 0;
                            if (!int.TryParse(qt, out quantity))
                            {
                                Console.WriteLine("Invalid quanitity.");
                                break;
                            }
                            Product product = new Product() { Name = name, Quantity = quantity };
                            InventoryManager.AddProduct(product);
                            break;
                        }
                        
                    case "buy":
                        {
                            Console.Write("\tId or Name: ");
                            string name = Console.ReadLine();
                            int id = 0;
                            bool idAvailable = int.TryParse(name, out id);
                            Console.Write("\tQuantity: ");
                            string qt = Console.ReadLine();
                            int quantity = 0;
                            if (!int.TryParse(qt, out quantity))
                            {
                                Console.WriteLine("Invalid quanitity.");
                                break;
                            }
                            if (idAvailable)
                                InventoryManager.BuyProduct(id, quantity);
                            else
                                InventoryManager.BuyProduct(name, quantity);
                            break;
                        }
                    case "sell":
                        {
                            Console.Write("\tId or Name: ");
                            string name = Console.ReadLine();
                            int id = 0;
                            bool idAvailable = int.TryParse(name, out id);
                            Console.Write("\tQuantity: ");
                            string qt = Console.ReadLine();
                            int quantity = 0;
                            if (!int.TryParse(qt, out quantity))
                            {
                                Console.WriteLine("Invalid quanitity.");
                                break;
                            }
                            if (idAvailable)
                                InventoryManager.SellProduct(id, quantity);
                            else
                                InventoryManager.SellProduct(name, quantity);
                            break;
                        }
                    case "acc":
                        {
                            Console.Write("\tProduct id: ");
                            string productId = Console.ReadLine();
                            int pId = int.Parse(productId);
                            Console.Write("\tAccessary name: ");
                            string name = Console.ReadLine();
                            Console.Write("\tAccessary description: ");
                            string desc = Console.ReadLine();
                            InventoryManager.AddAccessary(pId, name, desc);
                            break;
                        }
                }

            }
        }
    }
}