/**
* Assign a carrier for this treasure.
*
* @param lb A <code>LogBuilder</code> to log to.
* @return A suitable carrier <code>AIUnit</code>, to which this unit has been queued for
* transport.
*/
private AIUnit assignCarrier(LogBuilder lb) {
final AIUnit aiUnit = getAIUnit();
final Unit unit = getUnit();
final Player player = unit.getOwner();
final Europe europe = player.getEurope();
List<Unit> carriers = player.getCarriersForUnit(unit);
if (carriers.isEmpty()) return null;
// Pick the closest carrier and queue this unit.
final Location here = unit.getLocation();
int turns = INFINITY;
Unit closest = null;
for (Unit c : carriers) {
int t = c.getTurnsToReach(here);
if (turns > t) {
turns = t;
closest = c;
}
}
final AIMain aiMain = getAIMain();
TransportMission tm;
AIUnit aiCarrier;
if (closest != null
&& (aiCarrier = aiMain.getAIUnit(closest)) != null
&& (tm = aiCarrier.getMission(TransportMission.class)) != null) {
setTarget(europe);
aiUnit.changeTransport(aiCarrier);
if (tm.forceCollection(aiUnit, lb)) {
lb.add(" forced collection on ", aiCarrier.getUnit());
return aiCarrier;
}
}
return null;
}
/**
* Handle a "attack"-message.
*
* @param server The <code>FreeColServer</code> handling the message.
* @param player The <code>Player</code> the message applies to.
* @param connection The <code>Connection</code> message was received on.
* @return An update encapsulating the attack or an error <code>Element</code> on failure.
*/
public Element handle(FreeColServer server, Player player, Connection connection) {
ServerPlayer serverPlayer = server.getPlayer(connection);
Unit unit;
try {
unit = serverPlayer.getOurFreeColGameObject(unitId, Unit.class);
} catch (Exception e) {
return DOMMessage.clientError(e.getMessage());
}
Tile tile;
try {
tile = unit.getNeighbourTile(directionString);
} catch (Exception e) {
return DOMMessage.clientError(e.getMessage());
}
MoveType moveType = unit.getMoveType(tile);
if (moveType == MoveType.ENTER_INDIAN_SETTLEMENT_WITH_SCOUT
|| moveType == MoveType.ENTER_FOREIGN_COLONY_WITH_SCOUT
|| moveType.isAttack()) {; // OK
} else {
return DOMMessage.clientError(
"Illegal attack move for: "
+ unitId
+ " type: "
+ moveType
+ " from: "
+ unit.getLocation().getId()
+ " to: "
+ tile.getId());
}
Unit defender = tile.getDefendingUnit(unit);
if (defender == null) {
return DOMMessage.clientError(
"Could not find defender"
+ " in tile: "
+ tile.getId()
+ " from: "
+ unit.getLocation().getId());
}
// Proceed to attack.
return server.getInGameController().combat(serverPlayer, unit, defender, null);
}
/**
* Find a suitable cash in location for this unit.
*
* @param aiUnit The <code>AIUnit</code> to execute this mission.
* @param range The maximum number of moves to search.
* @param deferOK Enables deferring to a fallback colony.
* @return A <code>PathNode</code> to the target, or null if not found which includes the case
* when Europe should be preferred (because the unit can not get there by itself).
*/
private static PathNode findTargetPath(AIUnit aiUnit, int range, boolean deferOK) {
if (invalidAIUnitReason(aiUnit) != null) return null;
final Unit unit = aiUnit.getUnit();
final Location start = unit.getPathStartLocation();
final Player player = unit.getOwner();
final Europe europe = player.getEurope();
final Unit carrier = unit.getCarrier();
final CostDecider standardCd = CostDeciders.avoidSettlementsAndBlockingUnits();
PathNode path;
if (player.getNumberOfSettlements() <= 0 || start == null) {
// No settlements or not on the map, so go straight to
// Europe. If Europe does not exist then this mission is
// doomed.
return (europe == null)
? null
: unit.findPath(unit.getLocation(), europe, carrier, standardCd);
}
// Can the unit get to a cash in site?
return unit.search(start, getGoalDecider(aiUnit, deferOK), standardCd, range, carrier);
}
/** The constructor that will add the items to this panel. */
public ReportLabourPanel(FreeColClient freeColClient) {
super(freeColClient, "reportLabourAction");
this.data = new HashMap<>();
this.unitCount = new TypeCountMap<>();
for (Unit unit : getMyPlayer().getUnits()) {
UnitType type = unit.getType();
this.unitCount.incrementCount(type, 1);
Map<Location, Integer> unitMap = this.data.get(type);
if (unitMap == null) {
unitMap = new HashMap<>();
this.data.put(type, unitMap);
}
Location location = unit.getLocation();
if (location == null) {
logger.warning("Unit has null location: " + unit);
} else if (location.getSettlement() != null) {
location = location.getSettlement();
} else if (unit.isInEurope()) {
location = getMyPlayer().getEurope();
} else if (location.getTile() != null) {
location = location.getTile();
}
Integer count = unitMap.get(location);
if (count == null) {
unitMap.put(location, 1);
} else {
unitMap.put(location, count + 1);
}
}
this.colonies = freeColClient.getMySortedColonies();
DefaultListModel<LabourUnitPanel> model = new DefaultListModel<>();
for (UnitType unitType : getSpecification().getUnitTypeList()) {
if (unitType.isPerson() && unitType.isAvailableTo(getMyPlayer())) {
int count = this.unitCount.getCount(unitType);
model.addElement(new LabourUnitPanel(unitType, count));
}
}
Action selectAction =
new AbstractAction() {
@Override
public void actionPerformed(ActionEvent e) {
showDetails();
}
};
Action quitAction =
new AbstractAction() {
@Override
public void actionPerformed(ActionEvent e) {
getGUI().removeFromCanvas(ReportLabourPanel.this);
}
};
// Add all the components
this.panelList = new JList<>(model);
this.panelList.getInputMap().put(KeyStroke.getKeyStroke("ENTER"), "select");
this.panelList.getActionMap().put("select", selectAction);
this.panelList.getInputMap().put(KeyStroke.getKeyStroke("ESCAPE"), "quit");
this.panelList.getActionMap().put("quit", quitAction);
this.panelList.addMouseListener(
new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
if (e.getClickCount() == 2) {
showDetails();
}
}
});
this.panelList.setOpaque(false);
this.panelList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
this.panelList.setLayoutOrientation(JList.HORIZONTAL_WRAP);
this.panelList.setVisibleRowCount(-1);
this.panelList.setCellRenderer(new LabourUnitPanelRenderer());
this.scrollPane.setViewportView(this.panelList);
}