/**
* Calculates how much of the given goods type this settlement wants and should retain.
*
* @param type The <code>GoodsType</code>.
* @return The amount of goods wanted.
*/
protected int getWantedGoodsAmount(GoodsType type) {
if (getUnitCount() <= 0) return 0;
final Specification spec = getSpecification();
final UnitType unitType = getFirstUnit().getType();
final Role militaryRole =
Role.getAvailableRoles(getOwner(), unitType, spec.getMilitaryRoles()).get(0);
if (type.isMilitaryGoods()) {
// Retain enough goods to fully arm.
int need = 0;
for (Unit u : ownedUnits) {
if (u.getRole() == militaryRole) continue;
List<AbstractGoods> required = u.getGoodsDifference(militaryRole, 1);
need += AbstractGoods.getCount(type, required);
}
return need;
}
int consumption = getConsumptionOf(type);
if (type == spec.getPrimaryFoodType()) {
// Food is perishable, do not try to retain that much
return Math.max(40, consumption * 3);
}
if (type.isTradeGoods() || type.isNewWorldLuxuryType() || type.isRefined()) {
// Aim for 10 years supply, resupply is doubtful
return Math.max(80, consumption * 20);
}
// Just keep some around
return 2 * getUnitCount();
}
/** {@inheritDoc} */
@Override
public boolean add(Locatable locatable) {
boolean result = super.add(locatable);
if (result && locatable instanceof Unit) {
Unit indian = (Unit) locatable;
if (indian.getHomeIndianSettlement() == null) {
// Adopt homeless Indians
indian.setHomeIndianSettlement(this);
}
}
return result;
}
/** {@inheritDoc} */
@Override
public Unit getDefendingUnit(Unit attacker) {
Unit defender = null;
float defencePower = -1.0f;
for (Unit nextUnit : getUnitList()) {
float unitPower = attacker.getGame().getCombatModel().getDefencePower(attacker, nextUnit);
if (Unit.betterDefender(defender, defencePower, nextUnit, unitPower)) {
defender = nextUnit;
defencePower = unitPower;
}
}
return defender;
}
/**
* Gets the goods this settlement is willing to sell.
*
* @param limit The maximum number of goods required.
* @param unit The <code>Unit</code> that is trading.
* @return A list of goods to sell.
*/
public List<Goods> getSellGoods(int limit, Unit unit) {
List<Goods> result = new ArrayList<>();
List<Goods> settlementGoods = getCompactGoods();
Collections.sort(settlementGoods, exportGoodsComparator);
int count = 0;
for (Goods goods : settlementGoods) {
if (!willSell(goods.getType())) continue;
int amount = goods.getAmount();
int retain = getWantedGoodsAmount(goods.getType());
if (retain >= amount) continue;
amount -= retain;
if (amount > GoodsContainer.CARGO_SIZE) {
amount = GoodsContainer.CARGO_SIZE;
}
if (unit != null) {
amount =
Math.round(
applyModifiers(
(float) amount,
getGame().getTurn(),
unit.getModifiers(Modifier.TRADE_VOLUME_PENALTY)));
}
if (amount < TRADE_MINIMUM_SIZE) continue;
result.add(new Goods(getGame(), this, goods.getType(), amount));
count++;
if (count >= limit) break;
}
return result;
}
/** {@inheritDoc} */
@Override
protected void readChildren(FreeColXMLReader xr) throws XMLStreamException {
// Clear containers.
contactLevels.clear();
alarm.clear();
missionary = null;
ownedUnits.clear();
super.readChildren(xr);
// @compat 0.10.1
for (Unit u : getUnitList()) {
if (u.getLocation() != this) {
u.setLocationNoUpdate(this);
logger.warning("Fixing unit location" + " from " + u.getLocation() + " to " + this.getId());
}
}
// end @compat
}
/** {@inheritDoc} */
@Override
protected void readChild(FreeColXMLReader xr) throws XMLStreamException {
final Game game = getGame();
final String tag = xr.getLocalName();
if (ALARM_TAG.equals(tag)) {
Player player = xr.findFreeColGameObject(game, PLAYER_TAG, Player.class, (Player) null, true);
// @compat 0.10.5
if (getName() != null) {
// Alarm used to imply contact, but only set contacted if
// we also have a valid name for the settlement.
setContacted(player);
}
// end @compat
alarm.put(player, new Tension(xr.getAttribute(VALUE_TAG, 0)));
xr.closeTag(ALARM_TAG);
} else if (CONTACT_LEVEL_TAG.equals(tag)) {
ContactLevel cl = xr.getAttribute(LEVEL_TAG, ContactLevel.class, ContactLevel.UNCONTACTED);
Player player = xr.findFreeColGameObject(game, PLAYER_TAG, Player.class, (Player) null, true);
contactLevels.put(player, cl);
xr.closeTag(CONTACT_LEVEL_TAG);
// @compat 0.10.5
} else if (IS_VISITED_TAG.equals(tag)) {
Player player = xr.findFreeColGameObject(game, PLAYER_TAG, Player.class, (Player) null, true);
setScouted(player);
xr.closeTag(IS_VISITED_TAG);
// end @compat
} else if (MISSIONARY_TAG.equals(tag)) {
xr.nextTag();
missionary = xr.readFreeColGameObject(game, Unit.class);
missionary.setLocationNoUpdate(this);
xr.closeTag(MISSIONARY_TAG);
// @compat 0.10.1
} else if (OLD_UNITS_TAG.equals(tag)) {
while (xr.nextTag() != XMLStreamConstants.END_ELEMENT) {
super.readChild(xr);
}
// end @compat
} else if (OWNED_UNITS_TAG.equals(tag)) {
Unit unit = xr.makeFreeColGameObject(game, ID_ATTRIBUTE_TAG, Unit.class, true);
addOwnedUnit(unit);
xr.closeTag(OWNED_UNITS_TAG);
} else {
super.readChild(xr);
}
}
/**
* Is a unit permitted to make contact with this settlement? The unit must be from a nation that
* has already made contact, or in the first instance, must be arriving by land, with the
* exception of trading ships.
*
* @param unit The <code>Unit</code> that proposes to contact this settlement.
* @return True if the settlement accepts such contact.
*/
public boolean allowContact(Unit unit) {
return unit.getOwner().hasContacted(owner) || !unit.isNaval() || unit.hasGoodsCargo();
}
/** {@inheritDoc} */
@Override
protected void writeChildren(FreeColXMLWriter xw) throws XMLStreamException {
super.writeChildren(xw);
if (missionary != null) {
xw.writeStartElement(MISSIONARY_TAG);
missionary.toXML(xw);
xw.writeEndElement();
}
if (xw.validFor(getOwner())) {
for (Player p : getSortedCopy(contactLevels.keySet())) {
xw.writeStartElement(CONTACT_LEVEL_TAG);
xw.writeAttribute(LEVEL_TAG, contactLevels.get(p));
xw.writeAttribute(PLAYER_TAG, p);
xw.writeEndElement();
}
for (Player p : getSortedCopy(alarm.keySet())) {
xw.writeStartElement(ALARM_TAG);
xw.writeAttribute(PLAYER_TAG, p);
xw.writeAttribute(VALUE_TAG, alarm.get(p).getValue());
xw.writeEndElement();
}
for (Unit unit : getSortedCopy(ownedUnits)) {
xw.writeStartElement(OWNED_UNITS_TAG);
xw.writeAttribute(ID_ATTRIBUTE_TAG, unit);
xw.writeEndElement();
}
} else {
Player client = xw.getClientPlayer();
ContactLevel cl = contactLevels.get(client);
if (cl != null) {
xw.writeStartElement(CONTACT_LEVEL_TAG);
xw.writeAttribute(LEVEL_TAG, cl);
xw.writeAttribute(PLAYER_TAG, client);
xw.writeEndElement();
}
Tension alarm = getAlarm(client);
if (alarm != null) {
xw.writeStartElement(ALARM_TAG);
xw.writeAttribute(PLAYER_TAG, client);
xw.writeAttribute(VALUE_TAG, alarm.getValue());
xw.writeEndElement();
}
}
}