ef core

MySolution/InventoryManagement/Program.cs

@@ -0,0 +1,89 @@
+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)");
+                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;
+                        }
+                }
+
+            }
+        }
+    }
+}