public bool CanBuy(Unit.Name unitName)
{
if (!army)
{
return(false);
}
var king = King.dict[army.color];
if (King.kingNames.Contains(unitName))
{
if (unitName != king.name)
{
throw new Exception("Cannot buy King of other army but the Castle's Army !");
}
else if (king.gameObject.activeSelf)
{
return(false);
}
}
else if (unitName == Unit.Name.SKELETON || unitName == Unit.Name.CRYSTAL)
{
return(false);
}
var unit = unitName == king.name ? king : R.asset.prefab.units[unitName];
unit.transform.position = transform.position;
var pos = transform.position.WorldToArray();
return(army.money >= unit.cost && (!Unit.array[pos.x][pos.y] || UnitAlgorithm.FindMove(unit, army).Count > 0));
}
private void PrepareToBuy()
{
var king = King.dict[currentCastle.army.color];
// Calculate canBuyList
var tmp = new List <Unit.Name>();
foreach (var name in allNormalNamesCanBuy)
{
if (currentCastle.CanBuy(name))
{
tmp.Add(name);
}
}
castleKingName = king.name;
if (currentCastle.CanBuy(castleKingName))
{
tmp.Add(castleKingName);
}
canBuyList = tmp;
if (!king.gameObject.activeSelf)
{
kingButton.gameObject.SetActive(true);
kingButton.image.sprite = canBuyList.Contains(castleKingName) ? R.asset.prefab.units[castleKingName].spriteRenderer.sprite : king.sleepSprite;
}
else
{
kingButton.gameObject.SetActive(false);
}
// Modify all buttons by current battle conditions
foreach (var name in allNormalNamesCanBuy)
{
buttons[name].image.sprite = canBuyList.Contains(name) ? R.asset.sprite.units[name][currentCastle.army.color] : R.asset.prefab.units[name].sleepSprite;
}
}
public Unit Buy(Unit.Name unitName)
{
var pos = transform.position.WorldToArray();
bool hasUnit = Unit.array[pos.x][pos.y];
var king = King.dict[army.color];
if (unitName == king.name)
{
army.units.Add(king);
king.transform.position = transform.position;
if (!hasUnit)
{
Unit.array[pos.x][pos.y] = king;
}
king.gameObject.SetActive(true);
return(king);
}
var unit = Unit.New(unitName, army, transform.position);
unit.Use();
army.money -= unit.cost;
return(unit);
}
public BuyAction(Vector3Int currentPos, Unit.Name unitName) : base(currentPos)
{
this.unitName = unitName;
}