public CoffeePack Finish()
{
var res = _pack;
if (string.IsNullOrEmpty(res.CoffeeKindName))
{
throw new InvalidOperationException("Coffee kind name can't be an empty string");
}
if (string.IsNullOrEmpty(res.TorrefactoId))
{
throw new InvalidOperationException("Torrefacto ID can't be an empty string");
}
if (res.Weight <= 0)
{
throw new InvalidOperationException("Weight must be positive");
}
if (res.Price <= 0)
{
throw new InvalidOperationException("Price must be positive");
}
_pack = null;
return(res);
}
public string GetActualTorrefactoId(CoffeePack pack)
{
var ix = _availablePacks.IndexOf(pack);
if (ix == -1)
{
throw new ArgumentException("Unknown coffee pack: " + pack);
}
pack = _availablePacks[ix];
return(pack.TorrefactoId);
}
public void RemoveCoffeePack(CoffeePack pack)
{
_packs.Remove(pack);
}
public void AddCoffeePack(CoffeePack pack)
{
_packs.Add(pack);
}
protected bool Equals(CoffeePack other)
{
return(Weight == other.Weight && string.Equals(CoffeeKindName, other.CoffeeKindName));
}
public Builder(CoffeePack pack)
{
_pack = pack;
}