//--------------------------------------
// Redefined Methods
//--------------------------------------
/// <summary>
/// Dos something when get the goal.
/// </summary>
public override void doSomethingWhenGetTheGoal()
{
base.doSomethingWhenGetTheGoal();
//when an enemy get the goal catchs a crystal
CrystalCell cc = CurrentTarget.GetComponent <CrystalCell>();
//enemy catchs crystal
if (cc != null)
{
cc.catchCrystal(this);
Destroy(this.gameObject);
}
}
/// <summary>
/// Gets the living crystals cells.
/// </summary>
/// <value>The living crystals cells.</value>
public List <Cell> crystalsCells()
{
List <Cell> cells = new List <Cell>();
foreach (Cell cell in grid)
{
if (cell.Type == CellType.CRYSTAL)
{
CrystalCell cc = cell.GetComponent <CrystalCell>();
if (cc != null && !cc.HasCaught)
{
cells.Add(cell);
}
}
}
return(cells);
}
/// <summary>
/// Chooses a living target. Final Target (destiny) is set by a child class of Unit
/// Each Unit decides what is its preferred final target
/// </summary>
/// <param name="_finalTargetNode">_final target node.</param>
public override void chooseTarget(Node _finalTargetNode)
{
CrystalCell cc = FinalTarget != null?FinalTarget.GetComponent <CrystalCell> () : null;
bool keepFinalTarget = cc != null && !cc.HasCaught;
List <Cell> crystalCells = null;
int cellIndex = 0;
Node finalPreferredTarget = null;
//dont keep the first final crystal cell, get a new crystal cell target if there is
if (!keepFinalTarget)
{
crystalCells = GridGenerator.instance.crystalsCells(); //get living crystal cells
if (crystalCells.Count > 0)
{
cellIndex = Random.Range(0, crystalCells.Count);
finalPreferredTarget = crystalCells [cellIndex]; //get the final target cell
}
}
//Enemies prefer Crystal Cells like final target
base.chooseTarget(finalPreferredTarget);
}