public VendingMachine(Beverage[] menu)
{
Menu = new ObservableCollection <Beverage>(menu);
Stock = new IngredientsCollction();
Money = default;
//load the stock with empty ingredients
LoadAllStockItems();
}
//prepare to beverage based on the data known and by overrides in the derived class
internal string Prepare(IngredientsCollction stock)
{
string res = $"Making: {Name}\n{AddIngredients(stock)}\n{Stir()}";
//reset sugar
Recipe.ResetAmount(IngredientsEnum.Sugar);
return(res);
}
protected Beverage(string name, string image, decimal price)
{
Name = name;
Image = image;
Price = price;
Recipe = new IngredientsCollction
{
{ IngredientsEnum.Sugar, 0 }
};
}
//check if the collection contains the parameter collection
internal bool CanMake(IngredientsCollction recipe, out KeyValuePair <IngredientsEnum, int> missingIngredinet)
{
foreach (var ingredient in recipe._inerCollection)
{
//check if available in stock
if (ingredient.Value > _inerCollection[ingredient.Key])
{
missingIngredinet = new KeyValuePair <IngredientsEnum, int>
(ingredient.Key, ingredient.Value - _inerCollection[ingredient.Key]);
return(false);
}
}
return(true);
}
//adding all of the ingredients in the Recipe
private string AddIngredients(IngredientsCollction stock)
{
_sb = new StringBuilder("Adding:\n");
foreach (var ingredient in Recipe)
{
if (ingredient.Value != 0)
{
//create the string
_sb.AppendLine($"{ingredient.Value} {ingredient.Key}");
//use ingredient
stock.UseIngredient(ingredient);
}
}
return(_sb.ToString());
}