// this method iterates through the entire storage of dead Units
// it converts all of the Units that meet the conditions of the parameter function into EnemyUnits
// it also removes the original Units from the graveyard and sends out the final converted EnemyUnits
public void ConvertToEnemies(ConversionCondition comparator)
{
List <Unit> result = new List <Unit>();
// iterate backwards through the units, because we may remove them as we go
for (int i = deadUnits.Count - 1; i >= 0; i--)
{
// if the given conditions are met with this particular unit
if (comparator(deadUnits[i]))
{
Debug.Log("Converting Unit " + deadUnits[i].GetName() + " at Location " + deadUnits[i].GetMapPosition() + " into EnemyUnit...");
// Get references
var oldComponent = deadUnits[i];
GameObject unitToConvert = deadUnits[i].gameObject;
// convert the GameObject: add an EnemyUnit component, transfer data over, and then delete the old component
EnemyUnit newEnemyComponent = unitToConvert.AddComponent <EnemyUnit>() as EnemyUnit;
UnitConversions.UnitToEnemy(oldComponent, newEnemyComponent);
deadUnits.RemoveAt(i);
Destroy(oldComponent);
// put it away to return at the end
result.Add(newEnemyComponent);
}
}
// "I've made new enemies, if anyone wants them"
NewEnemiesEvent.Invoke(result);
}