/**
* Allows spread of horses and arms between settlements
*
* <p>FIXME: the hardwired goods/equipment types are a wart.
*
* @param settlement The other <code>IndianSettlement</code> to trade with.
*/
public void tradeGoodsWithSettlement(IndianSettlement settlement) {
GoodsType armsType = getSpecification().getGoodsType("model.goods.muskets");
GoodsType horsesType = getSpecification().getGoodsType("model.goods.horses");
List<GoodsType> goodsToTrade = new ArrayList<>();
goodsToTrade.add(armsType);
goodsToTrade.add(horsesType);
for (GoodsType goods : goodsToTrade) {
int goodsInStock = getGoodsCount(goods);
if (goodsInStock <= 50) {
continue;
}
int goodsTraded = goodsInStock / 2;
settlement.addGoods(goods, goodsTraded);
removeGoods(goods, goodsTraded);
}
}
/** {@inheritDoc} */
@Override
public Mission doMission(LogBuilder lb) {
lb.add(tag);
String reason = invalidReason();
if (reason != null) return lbFail(lb, false, reason);
final AIUnit aiUnit = getAIUnit();
final Unit unit = getUnit();
final IndianSettlement is = unit.getHomeIndianSettlement();
Direction d;
while (!this.demanded) {
Unit.MoveType mt = travelToTarget(getTarget(), null, lb);
switch (mt) {
case MOVE_HIGH_SEAS:
case MOVE_NO_MOVES:
case MOVE_ILLEGAL:
return lbWait(lb);
case MOVE_NO_REPAIR:
return lbFail(lb, false, AIUNITDIED);
case MOVE_NO_TILE:
return this;
case ATTACK_SETTLEMENT: // Arrived?
d = unit.getTile().getDirection(getTarget().getTile());
if (d != null) break; // Yes, arrived at target
// Fall through
case ATTACK_UNIT: // Something is blocking our path
Location blocker = resolveBlockage(aiUnit, getTarget());
if (blocker == null) {
moveRandomly(tag, null);
continue;
}
d = unit.getTile().getDirection(blocker.getTile());
if (AIMessage.askAttack(aiUnit, d)) {
return lbAttack(lb, blocker);
}
continue;
default:
return lbMove(lb, mt);
}
// Load the goods.
lbAt(lb);
Colony colony = (Colony) getTarget();
Player enemy = colony.getOwner();
Goods goods = selectGoods(colony);
GoodsType type = (goods == null) ? null : goods.getType();
int amount = (goods == null) ? 0 : goods.getAmount();
if (goods == null) {
if (!enemy.checkGold(1)) {
return lbDone(lb, false, "empty handed");
}
amount = enemy.getGold() / 20;
if (amount == 0) amount = enemy.getGold();
}
this.demanded = AIMessage.askIndianDemand(aiUnit, colony, type, amount);
if (this.demanded && (goods == null || hasTribute())) {
if (goods == null) {
return lbDone(lb, false, "accepted tribute ", amount, " gold");
}
lb.add(", accepted tribute ", goods);
return lbRetarget(lb);
}
// Consider attacking if not content.
int unitTension = (is == null) ? 0 : is.getAlarm(enemy).getValue();
int tension = Math.max(unitTension, unit.getOwner().getTension(enemy).getValue());
d = unit.getTile().getDirection(colony.getTile());
if (tension >= Tension.Level.CONTENT.getLimit() && d != null) {
if (AIMessage.askAttack(aiUnit, d)) lbAttack(lb, colony);
}
return lbDone(lb, false, "refused at ", colony);
}
// Take the goods home
for (; ; ) {
Unit.MoveType mt =
travelToTarget(getTarget(), CostDeciders.avoidSettlementsAndBlockingUnits(), lb);
switch (mt) {
case MOVE: // Arrived
break;
case MOVE_HIGH_SEAS:
case MOVE_NO_MOVES:
case MOVE_ILLEGAL:
return lbWait(lb);
case MOVE_NO_REPAIR:
return lbFail(lb, false, AIUNITDIED);
case MOVE_NO_TILE:
return this;
default:
return lbMove(lb, mt);
}
// Unload the goods
lbAt(lb);
GoodsContainer container = unit.getGoodsContainer();
for (Goods goods : container.getCompactGoods()) {
Goods tribute = container.removeGoods(goods.getType());
is.addGoods(tribute);
}
return lbDone(lb, false, "unloaded tribute");
}
}
