c#中的ReadOnly属性从枚举中获取项的价格

enum Item
{
    Item1,
    Item2,
    Item3
}

class ItemPrice
{
    public static decimal Item1Price { get; } = 10.99m;
    public static decimal Item2Price { get; } = 20.99m;
    public static decimal Item3Price { get; } = 30.99m;
}

Item item = Item.Item1;
decimal price = 0;

switch (item)
{
    case Item.Item1:
        price = ItemPrice.Item1Price;
        break;
    case Item.Item2:
        price = ItemPrice.Item2Price;
        break;
    case Item.Item3:
        price = ItemPrice.Item3Price;
        break;
}

Console.WriteLine($"The price of {item} is {price}");