private IClassEquipment buyClassEquipment(BattlefieldRobot r, int classEquipmentId)
{
IClassEquipment classEquipment = null;
{
Tank tank = r as Tank;
if (tank != null)
{
classEquipment = tank.Gun;
if (gunsById.TryGetValue(classEquipmentId, out Gun wantedBuy) && !wantedBuy.Equals(classEquipment))
{
if (r.Gold >= wantedBuy.COST)
{
r.Gold -= wantedBuy.COST;
tank.Gun = wantedBuy;
}
}
}
}
{
MineLayer mineLayer = r as MineLayer;
if (mineLayer != null)
{
classEquipment = mineLayer.MineGun;
if (mineGunsById.TryGetValue(classEquipmentId, out MineGun wantedBuy) && !wantedBuy.Equals(classEquipment))
{
if (r.Gold >= wantedBuy.COST)
{
r.Gold -= wantedBuy.COST;
mineLayer.MineGun = wantedBuy;
}
}
}
}
{
Repairman repairman = r as Repairman;
if (repairman != null)
{
classEquipment = repairman.RepairTool;
if (repairToolsById.TryGetValue(classEquipmentId, out RepairTool wantedBuy) && !wantedBuy.Equals(classEquipment))
{
if (r.Gold >= wantedBuy.COST)
{
r.Gold -= wantedBuy.COST;
repairman.RepairTool = wantedBuy;
}
}
}
}
return(classEquipment);
}
/// <summary>
/// It buy and repair hit-points for robot r. Robot can only buy equipment witch is cheaper then robot gold.
/// </summary>
/// <param name="r"></param>
/// <param name="motorId"></param>
/// <param name="armorId"></param>
/// <param name="classEquipmentID"></param>
/// <param name="hp"></param>
/// <returns></returns>
public MerchantAnswerCommand Buy(BattlefieldRobot r, int motorId, int armorId, int classEquipmentID, int hp)
{
repairHp(r, r.Armor.MAX_HP / 10);
{
if (armorsById.TryGetValue(classEquipmentID, out Armor wantedBuy) && !wantedBuy.Equals(r.Armor))
{
if (r.Gold >= wantedBuy.COST)
{
r.Gold -= wantedBuy.COST;
r.Armor = wantedBuy;
repairHp(r, r.Armor.MAX_HP);
}
}
}
if (hp - r.HitPoints > 0)
{
int possibleToRepairHP = Math.Min(hp - r.HitPoints, r.Gold * 4);
r.Gold -= (possibleToRepairHP + 3) / 4;
repairHp(r, possibleToRepairHP);
}
{
if (motorsById.TryGetValue(motorId, out Motor wantedBuy) && !wantedBuy.Equals(r.Motor))
{
if (r.Gold >= wantedBuy.COST)
{
r.Gold -= wantedBuy.COST;
r.Motor = wantedBuy;
}
}
}
IClassEquipment classEquipment = buyClassEquipment(r, classEquipmentID);
return(new MerchantAnswerCommand(r.Motor.ID, r.Armor.ID, classEquipment.ID));
}
private static void repairHp(BattlefieldRobot r, int hp)
{
r.HitPoints += hp;
r.HitPoints = Math.Min(r.HitPoints, r.Armor.MAX_HP);
}
