private void ShuffleUnits(INumber newNumber, IEnumerable<int> positionsToShuffle, IList<int> lockedPositions, Random random)
{
foreach (var positionToShuffle in positionsToShuffle)
{
var contextLockedPositions = new List<int>();
contextLockedPositions.AddRange(lockedPositions);
contextLockedPositions.Add(positionToShuffle);
var firstPositionToShuffle = positionToShuffle;
var secondPositionToShuffle = this.GetRandomPosition(newNumber, contextLockedPositions, random, lockPosition: false);
var firstValueToShuffle = newNumber.GetUnitValue(firstPositionToShuffle);
var secondValueToShuffle = newNumber.GetUnitValue(secondPositionToShuffle);
newNumber.EditUnit(firstPositionToShuffle, secondValueToShuffle);
newNumber.EditUnit(secondPositionToShuffle, firstValueToShuffle);
}
}
private void ReplaceUnits(INumber newNumber, int unitsToReplace, IList<int> lockedPositions, IList<int> usedValues, Random random)
{
var exceededUnits = (unitsToReplace + lockedPositions.Count + this.unitsToInclude.Count()) - newNumber.Units.Count();
if (exceededUnits > 0)
{
unitsToReplace = unitsToReplace - exceededUnits;
}
for (var i = 0; i < unitsToReplace; i++)
{
var positionToReplace = this.GetRandomPosition(newNumber, lockedPositions, random);
var randomNumberUnitValue = this.GetRandomNumberUnitValue(newNumber, usedValues, random);
usedValues.Add(newNumber.GetUnitValue(positionToReplace));
newNumber.EditUnit(positionToReplace, randomNumberUnitValue);
}
}