public static void FilterByCategory(ref RestarurantManager restarurantManager)
{
Console.WriteLine("Choose the category:");
string[] categoryNames = Enum.GetNames(typeof(Category));
for (int i = 0; i < categoryNames.Length; i++)
{
Console.WriteLine(" " + i + "-" + categoryNames[i]);
}
string selectedEnumStr = Console.ReadLine();
int selectedEnumInt;
while (!int.TryParse(selectedEnumStr, out selectedEnumInt) || selectedEnumInt < 0 || selectedEnumInt >= categoryNames.Length)
{
Console.WriteLine("Error! Choose the right option:");
selectedEnumStr = Console.ReadLine();
}
Category selectedCategory = (Category)selectedEnumInt;
try
{
restarurantManager.ShowAllItems(restarurantManager.MenuItemsSortByCategory(selectedCategory));
}
catch (MenuItemDoesNotExist ex)
{
Console.WriteLine("Error:" + ex.Message);
}
}
public static void FilterByPrices(ref RestarurantManager restarurantManager)
{
Console.WriteLine("Price:");
string priceStr = Console.ReadLine();
double price;
while (!double.TryParse(priceStr, out price) || price < 0)
{
Console.WriteLine("Error! Write the MenuItem price properly:");
priceStr = Console.ReadLine();
}
Console.WriteLine("Price 2:");
string priceStr1 = Console.ReadLine();
double price1;
while (!double.TryParse(priceStr1, out price1) || price1 < 0)
{
Console.WriteLine("Error! Write the MenuItem price properly:");
priceStr1 = Console.ReadLine();
}
try
{
restarurantManager.ShowAllItems(restarurantManager.MenuItemsSortByPrice(price, price1));
}
catch (MenuItemDoesNotExist ex)
{
Console.WriteLine("Error:" + ex.Message);
}
}
public static void SearchByName(ref RestarurantManager restarurantManager)
{
Console.WriteLine("Menu item name:");
string menuItemName = Console.ReadLine();
while (string.IsNullOrWhiteSpace(menuItemName))
{
Console.WriteLine("Error! Write the MenuItem name properly:");
menuItemName = Console.ReadLine();
}
try
{
restarurantManager.ShowAllItems(restarurantManager.MenuItemsSearch(menuItemName));
}
catch (MenuItemDoesNotExist ex)
{
Console.WriteLine("Error:" + ex.Message);
}
}
public static void ShowAllItems(ref RestarurantManager restarurantManager)
{
restarurantManager.ShowAllItems();
}