public void TestAddProductToCart(string productKey, Product expectProduct) { var sut = new Homework10(); var products = sut.GetAllProducts(); var product = products.FirstOrDefault(it => it.SKU == productKey); product.Should().BeEquivalentTo(expectProduct); }
public void TestGetAllProducts() { var sut = new Homework10(); var result = sut.GetAllProducts(); var products = GetProducts(); result.Should().BeEquivalentTo(products); }
public void TestGetProductsInCart(List <string> productKeys, List <Product> expectProducts) { var sut = new Homework10(); var products = sut.GetAllProducts(); foreach (var key in productKeys) { var product = products.FirstOrDefault(it => it.SKU == key); sut.AddProductToCart(product); } var productsInCart = sut.GetProductsInCart(); productsInCart.Should().BeEquivalentTo(expectProducts); }
static void Main(string[] args) { var svc = new Homework10(); while (true) { Console.Write("Please input a product key: "); var input = Console.ReadLine(); if (input == "save") { svc.SaveCurrentState(); } else { svc.GetProductById(input); } svc.DisplayPOS(); } }
static void Main(string[] args) { var pos = new Homework10(); var products = pos.GetAllProducts(); var displayProducts = new StringBuilder(); displayProducts.AppendLine("Current product in POS"); displayProducts.AppendLine("\tSKU\tName\t\t\t\tPrice"); foreach (var item in products) { displayProducts.AppendLine($"\t{item.SKU,-7} {item.Name,-31} {item.Price.ToString("N2")}"); } var rules = $"Rules Input{Environment.NewLine}\t'list' to display current product{Environment.NewLine}\t'exit' to exit program{Environment.NewLine}\t'save' to save current cart{Environment.NewLine}\t'load' to load saved cart{Environment.NewLine}\t'<product-SKU>' or '<product-SKU>,<add-to-cart-amount>' to add product(s) to cart"; Console.Write($"Hello Welcome to POS analysis (HomeWork 09){Environment.NewLine}{displayProducts}{Environment.NewLine}{rules}{Environment.NewLine}"); var isContinueInputLedOnScreen = true; while (isContinueInputLedOnScreen) { System.Console.WriteLine($"{new string('=', 60)}{Environment.NewLine}Products in your cart are"); var orderProducts = pos.GetProductsInCart().ToList(); if (orderProducts.Any()) { var group = orderProducts.GroupBy(it => it.Name); var index = 1; foreach (var item in group) { System.Console.WriteLine($"{index++}.{item.Key,-30} ({item.Count()}) {item.FirstOrDefault().Price.ToString("N2")}"); } } else { System.Console.WriteLine($"none"); } System.Console.WriteLine($"---{Environment.NewLine}Total amount: {orderProducts.Sum(it => it.Price).ToString("N2")} baht"); System.Console.Write("Please input a product key: "); var input = Console.ReadLine(); switch (input) { case "exit": isContinueInputLedOnScreen = false; break; case "list": System.Console.WriteLine(displayProducts); break; case "load": System.Console.WriteLine(pos.LoadSavedCart()); break; case "save": pos.SaveCurrentState(); break; default: var inputSplited = input.Split(','); var productId = inputSplited.FirstOrDefault(); var product = products.FirstOrDefault(it => it.SKU.Equals(productId, StringComparison.CurrentCultureIgnoreCase)); var isProductExist = product != null; if (!isProductExist) { System.Console.WriteLine($"Has not any product's key: {productId} in POS, Please try again"); break; } const int MinimumAmount = 1; var amountText = inputSplited.LastOrDefault(); int.TryParse(amountText, out int amount); if (amount < MinimumAmount) { amount = MinimumAmount; } for (int i = 0; i < amount; i++) { pos.AddProductToCart(product); } break; } } System.Console.WriteLine("Exit program!"); }
static void Main(string[] args) { var call = new Homework10(); var amount = double.Parse(getAmount()); var input = " "; var getAllProduct = call.GetAllProducts().ToList(); var massage = "Current state had been saved!"; while (true) { var productsInCart = call.GetProductsInCart().ToList(); var products = productsInCart.GroupBy(it => it.SKU); Console.WriteLine("Products in your cart are"); if (productsInCart.Capacity == 0) { Console.WriteLine("none"); } else { var no = 1; foreach (var item in products) { Console.WriteLine($"{no}.{item.First().Name,-29:G} ({item.Count()}) {item.First().Price,2:N}"); no++; } } Console.WriteLine("---"); Console.WriteLine($"Total amount: {amount,2:N} baht"); Console.Write("Please input a product key: "); input = Console.ReadLine(); if (string.IsNullOrEmpty(input)) { break; } else if (input == "save") { call.SaveCurrentState(); Console.WriteLine(massage); WriteAmonut(amount.ToString()); } else if (input.Contains(',')) { var split = input.Split(',').ToList(); var value = int.TryParse(split[1], out int test) ? int.Parse(split[1]) : 1; var addToCart = getAllProduct.Find(it => it.SKU == split[0]); for (int i = 0; i < value; i++) { call.AddProductToCart(addToCart); } amount += addToCart.Price; Console.WriteLine(); } else { var addToCart = getAllProduct.Find(it => it.SKU == input); call.AddProductToCart(addToCart); amount += addToCart.Price; Console.WriteLine(); } } }