// In some versions, a transport can never unload into
// multiple territories in a given turn.
// In WW2V1 a transport can unload to multiple territories in
// non-combat phase, provided they are both adjacent to the sea zone.
public static boolean isTransportUnloadRestrictedToAnotherTerritory(
final Unit transport, final Territory territory) {
final Collection<Unit> unloaded = ((TripleAUnit) transport).getUnloaded();
if (unloaded.isEmpty()) {
return false;
}
// See if transport has unloaded anywhere yet
final GameData data = transport.getData();
for (final Unit u : unloaded) {
final TripleAUnit taUnit = (TripleAUnit) u;
if (isWW2V2(data) || isTransportUnloadRestricted(data)) {
// cannot unload to two different territories
if (!taUnit.getUnloadedTo().equals(territory)) {
return true;
}
} else {
// cannot unload to two different territories in combat phase
if (!GameStepPropertiesHelper.isNonCombatMove(transport.getData(), true)
&& !taUnit.getUnloadedTo().equals(territory)) {
return true;
}
}
}
return false;
}
// If a transport has been in combat, it cannot load AND unload in non-combat
public static boolean isTransportUnloadRestrictedInNonCombat(final Unit transport) {
final TripleAUnit taUnit = (TripleAUnit) transport;
if (GameStepPropertiesHelper.isNonCombatMove(transport.getData(), true)
&& taUnit.getWasInCombat()
&& taUnit.getWasLoadedAfterCombat()) {
return true;
}
return false;
}
public static boolean hasTransportUnloadedInPreviousPhase(final Unit transport) {
final Collection<Unit> unloaded = ((TripleAUnit) transport).getUnloaded();
// See if transport has unloaded anywhere yet
for (final Unit u : unloaded) {
final TripleAUnit taUnit = (TripleAUnit) u;
// cannot unload in two different phases
if (GameStepPropertiesHelper.isNonCombatMove(transport.getData(), true)
&& taUnit.getWasUnloadedInCombatPhase()) {
return true;
}
}
return false;
}
public static int getAvailableCapacity(final Unit unit) {
final UnitAttachment ua = UnitAttachment.get(unit.getType());
// Check if there are transports available, also check for destroyer capacity (Tokyo Express)
if (ua.getTransportCapacity() == -1
|| (unit.getData().getProperties().get(Constants.PACIFIC_THEATER, false)
&& ua.getIsDestroyer()
&& !unit.getOwner().getName().equals("Japanese"))) {
return 0;
}
final int capacity = ua.getTransportCapacity();
final int used = getCost(transporting(unit));
final int unloaded = getCost(unloaded(unit));
return capacity - used - unloaded;
}