public static Sausage operator +(Sausage sausageOne, Sausage sausageTwo)
{
DateTime newDateOfExpiry;
Sausage sausageToReturn;
if (sausageOne.DateOfExpiry < sausageTwo.DateOfExpiry)
{
newDateOfExpiry = sausageOne.DateOfExpiry;
}
else
{
newDateOfExpiry = sausageTwo.DateOfExpiry;
}
if (sausageOne._sausageType == sausageTwo._sausageType)
{
sausageToReturn = new Sausage(sausageTwo._sausageType, newDateOfExpiry, sausageOne.Weight + sausageTwo.Weight);
}
else if (sausageOne._sausageType == SausageType.LeberKaese || sausageTwo._sausageType == SausageType.LeberKaese)
{
sausageToReturn = new Sausage(SausageType.LeberKaese, newDateOfExpiry, sausageOne.Weight + sausageTwo.Weight);
}
else
{
sausageToReturn = new Sausage(SausageType.Faschiertes, newDateOfExpiry, sausageOne.Weight + sausageTwo.Weight);
}
return(sausageToReturn);
}
public int GetPos(Sausage sausage)
{
int position = -1;
if (_listOfSausages.Contains(sausage))
{
position = _listOfSausages.IndexOf(sausage);
}
return(position);
}
public Sausage this[SausageType sausageType]
{
get
{
Sausage sausageToReturn = null;
foreach (Sausage sausage in _listOfSausages)
{
if (sausage.SausageType == sausageType)
{
sausageToReturn = sausage;
break;
}
}
return(sausageToReturn);
}
}
public void Add(Sausage sausage)
{
if (_listOfSausages.Count == 0)
{
_listOfSausages.Add(sausage);
}
else
{
foreach (Sausage sausageInList in _listOfSausages)
{
if (sausage.SausageType < sausageInList.SausageType)
{
_listOfSausages.Insert(_listOfSausages.IndexOf(sausageInList), sausage);
return;
}
}
_listOfSausages.Add(sausage);
}
}
public Sausage CutFromSausage(SausageType sausageType, double weight)
{
Sausage newSausage = null;
double maxWeight = weight;
bool isFirstSausage = true;
do
{
if (isFirstSausage)
{
foreach (Sausage sausage in _listOfSausages)
{
if (sausage.SausageType == sausageType)
{
if (sausage.Weight > weight)
{
newSausage = new Sausage(sausageType, sausage.DateOfExpiry, weight);
sausage.Weight -= weight;
weight = 0.0;
isFirstSausage = false;
}
else
{
newSausage = new Sausage(sausageType, sausage.DateOfExpiry, sausage.Weight);
weight -= sausage.Weight;
sausage.Weight = 0.0;
isFirstSausage = false;
}
break;
}
}
if (isFirstSausage)
{
break;
}
}
else
{
foreach (Sausage sausage in _listOfSausages)
{
if (weight <= 0.001)
{
break;
}
if (sausage.SausageType == sausageType)
{
if (sausage.Weight > weight)
{
newSausage.Weight += weight;
sausage.Weight -= weight;
weight = 0.0;
}
else
{
newSausage.Weight += sausage.Weight;
weight -= sausage.Weight;
sausage.Weight = 0.0;
}
}
}
break;
}
for (int i = _listOfSausages.Count - 1; i >= 0; i--)
{
if (_listOfSausages[i].Weight <= 0.001)
{
_listOfSausages.RemoveAt(i);
}
}
} while (weight > 0.001);
return(newSausage);
}
