public double GetPrice() { double price = 0; price += Dessert?.GetPrice() ?? 0; price += Drink?.GetPrice() ?? 0; price += Salad?.GetPrice() ?? 0; return(price); }
public string PrintStatus() { if (this.tables.Count == 0) { return(Message.NoSales); } StringBuilder output = new StringBuilder(); output.AppendLine(string.Format(Message.TotalTablesMsg, this.tables.Count)); output.AppendLine(string.Format(Message.TotalSales, this.sales, this.money)); output.AppendLine(Message.ByCategory); var tup = (1, 4m); tup.Item1 += 2; tup.Item2 += 5; Dictionary <string, (int count, decimal price)> grouped = new Dictionary <string, (int count, decimal price)>(); foreach (var table in tables) { foreach (Orders order in table.Value) { foreach (Product product in order.Products) { var category = product switch { Salad _ => "Салата", Soup _ => "Супа", MainDish _ => "Основно ястие", Dessert _ => "Десерт", Beverage _ => "Напитка", _ => "No Category" }; if (grouped.ContainsKey(category)) { var newCount = grouped[category].count + 1; var newPrice = grouped[category].price + product.Price; grouped[category] = (newCount, newPrice); } else { grouped.Add(category, (1, product.Price)); } } } } foreach (var entry in grouped) { output.AppendLine($" - {entry.Key}: {entry.Value.count} - {entry.Value.price:F2}"); } return(output.ToString().Trim('\n', '\r')); }
static void Main(string[] args) { Food fish = new Fish("bass", 6.50m); Console.WriteLine($"{fish.Name} -> {fish.Price}$ -> {fish.Grams}gr."); Dessert souffle = new Cake("souffle"); Console.WriteLine($"{souffle.Name} -> {souffle.Price}$ -> {souffle.Grams}gr. -> {souffle.Calories}"); Dessert garash = new Dessert("garash", 8.70m, 70, 280); Console.WriteLine($"{garash.Name} -> {garash.Price}$ -> {garash.Grams}gr. -> {garash.Calories}"); }
public static void Main(string[] args) { List <Product> listing = new List <Product>(); Coffee coffe = new Coffee("Lavaza", 30); Dessert desert = new Dessert("Nedelq", 25, 500, 1000); var tea = new Tea("Twings", 2, 250); var soup = new Soup("Potato", 3, 250); listing.Add(coffe); listing.Add(desert); listing.Add(tea); listing.Add(soup); foreach (var item in listing) { System.Console.WriteLine($"{item.GetType()}, {item.Name}, {item.Price},{item}"); } }