// Fylder tanken op med den væske den har fået i sin parameter
public string Fill(Liquid liquid)
{
this.liquid = liquid;
amount = 1000;
return("Liqiud tank is filled with " + liquid.GetType().Name.ToLower());
}
public Coffee MakeBlackCoffee()
{
// Use them to make coffee
Console.WriteLine("Making coffee with {0} and {1}.",
Liquid.GetType().Name,
PowderedCoffee.GetType().Name);
return(new BlackCoffee());
}
public string Purchase()
{
return($"{Liquid.GetType().Name} - " + $"{Company.GetType().Name}");
}