Examples with Unit games.strategy.engine.data.Unit used on opensource projects

Example 56 with Unit

use of games.strategy.engine.data.Unit in project triplea by triplea-game.

the class MoveValidator method carrierMustMoveWith.

static Map<Unit, Collection<Unit>> carrierMustMoveWith(final Collection<Unit> units, final Collection<Unit> startUnits, final GameData data, final PlayerID player) {
    // we want to get all air units that are owned by our allies but not us that can land on a carrier
    final Predicate<Unit> friendlyNotOwnedAir = Matches.alliedUnit(player, data).and(Matches.unitIsOwnedBy(player).negate()).and(Matches.unitCanLandOnCarrier());
    final Collection<Unit> alliedAir = CollectionUtils.getMatches(startUnits, friendlyNotOwnedAir);
    if (alliedAir.isEmpty()) {
        return Collections.emptyMap();
    }
    // remove air that can be carried by allied
    final Predicate<Unit> friendlyNotOwnedCarrier = Matches.unitIsCarrier().and(Matches.alliedUnit(player, data)).and(Matches.unitIsOwnedBy(player).negate());
    final Collection<Unit> alliedCarrier = CollectionUtils.getMatches(startUnits, friendlyNotOwnedCarrier);
    for (final Unit carrier : alliedCarrier) {
        final Collection<Unit> carrying = getCanCarry(carrier, alliedAir, player, data);
        alliedAir.removeAll(carrying);
    }
    if (alliedAir.isEmpty()) {
        return Collections.emptyMap();
    }
    final Map<Unit, Collection<Unit>> mapping = new HashMap<>();
    // get air that must be carried by our carriers
    final Collection<Unit> ownedCarrier = CollectionUtils.getMatches(units, Matches.unitIsCarrier().and(Matches.unitIsOwnedBy(player)));
    for (final Unit carrier : ownedCarrier) {
        final Collection<Unit> carrying = getCanCarry(carrier, alliedAir, player, data);
        alliedAir.removeAll(carrying);
        mapping.put(carrier, carrying);
    }
    return mapping;
}

Example 57 with Unit

use of games.strategy.engine.data.Unit in project triplea by triplea-game.

the class MoveValidator method validateTransport.

private static MoveValidationResult validateTransport(final boolean isNonCombat, final GameData data, final List<UndoableMove> undoableMoves, final Collection<Unit> units, final Route route, final PlayerID player, final Collection<Unit> transportsToLoad, final MoveValidationResult result) {
    final boolean isEditMode = getEditMode(data);
    if (!units.isEmpty() && units.stream().allMatch(Matches.unitIsAir())) {
        return result;
    }
    if (!route.hasWater()) {
        return result;
    }
    // If there are non-sea transports return
    final boolean seaOrNoTransportsPresent = transportsToLoad.isEmpty() || transportsToLoad.stream().anyMatch(Matches.unitIsSea().and(Matches.unitCanTransport()));
    if (!seaOrNoTransportsPresent) {
        return result;
    }
    final Territory routeEnd = route.getEnd();
    final Territory routeStart = route.getStart();
    // if unloading make sure length of route is only 1
    if (!isEditMode && route.isUnload()) {
        if (route.hasMoreThenOneStep()) {
            return result.setErrorReturnResult("Unloading units must stop where they are unloaded");
        }
        for (final Unit unit : TransportTracker.getUnitsLoadedOnAlliedTransportsThisTurn(units)) {
            result.addDisallowedUnit(CANNOT_LOAD_AND_UNLOAD_AN_ALLIED_TRANSPORT_IN_THE_SAME_ROUND, unit);
        }
        final Collection<Unit> transports = TransportUtils.mapTransports(route, units, null).values();
        final boolean isScramblingOrKamikazeAttacksEnabled = Properties.getScrambleRulesInEffect(data) || Properties.getUseKamikazeSuicideAttacks(data);
        final boolean submarinesPreventUnescortedAmphibAssaults = Properties.getSubmarinesPreventUnescortedAmphibiousAssaults(data);
        final Predicate<Unit> enemySubmarineMatch = Matches.unitIsEnemyOf(data, player).and(Matches.unitIsSub());
        final Predicate<Unit> ownedSeaNonTransportMatch = Matches.unitIsOwnedBy(player).and(Matches.unitIsSea()).and(Matches.unitIsNotTransportButCouldBeCombatTransport());
        for (final Unit transport : transports) {
            if (!isNonCombat && route.numberOfStepsIncludingStart() == 2) {
                if (Matches.territoryHasEnemyUnits(player, data).test(routeEnd) || Matches.isTerritoryEnemyAndNotUnownedWater(player, data).test(routeEnd)) {
                    // this is an amphibious assault
                    if (submarinesPreventUnescortedAmphibAssaults && !Matches.territoryHasUnitsThatMatch(ownedSeaNonTransportMatch).test(routeStart) && Matches.territoryHasUnitsThatMatch(enemySubmarineMatch).test(routeStart)) {
                        // stops our unloading for amphibious assault
                        for (final Unit unit : TransportTracker.transporting(transport)) {
                            result.addDisallowedUnit(ENEMY_SUBMARINE_PREVENTING_UNESCORTED_AMPHIBIOUS_ASSAULT_LANDING, unit);
                        }
                    }
                } else if (!AbstractMoveDelegate.getBattleTracker(data).wasConquered(routeEnd)) {
                    // this is an unload to a friendly territory
                    if (isScramblingOrKamikazeAttacksEnabled || !Matches.territoryIsEmptyOfCombatUnits(data, player).test(routeStart)) {
                        // TODO: should we use the battle tracker for this instead?
                        for (final Unit unit : TransportTracker.transporting(transport)) {
                            result.addDisallowedUnit(TRANSPORT_MAY_NOT_UNLOAD_TO_FRIENDLY_TERRITORIES_UNTIL_AFTER_COMBAT_IS_RESOLVED, unit);
                        }
                    }
                }
            }
            // in which they perform their actions. check whether transport has already unloaded
            if (TransportTracker.hasTransportUnloadedInPreviousPhase(transport)) {
                for (final Unit unit : TransportTracker.transporting(transport)) {
                    result.addDisallowedUnit(TRANSPORT_HAS_ALREADY_UNLOADED_UNITS_IN_A_PREVIOUS_PHASE, unit);
                }
            // check whether transport is restricted to another territory
            } else if (TransportTracker.isTransportUnloadRestrictedToAnotherTerritory(transport, route.getEnd())) {
                final Territory alreadyUnloadedTo = getTerritoryTransportHasUnloadedTo(undoableMoves, transport);
                for (final Unit unit : TransportTracker.transporting(transport)) {
                    result.addDisallowedUnit(TRANSPORT_HAS_ALREADY_UNLOADED_UNITS_TO + alreadyUnloadedTo.getName(), unit);
                }
            // Check if the transport has already loaded after being in combat
            } else if (TransportTracker.isTransportUnloadRestrictedInNonCombat(transport)) {
                for (final Unit unit : TransportTracker.transporting(transport)) {
                    result.addDisallowedUnit(TRANSPORT_CANNOT_LOAD_AND_UNLOAD_AFTER_COMBAT, unit);
                }
            }
        }
    }
    // if we are land make sure no water in route except for transport situations
    final Collection<Unit> land = CollectionUtils.getMatches(units, Matches.unitIsLand());
    final Collection<Unit> landAndAir = CollectionUtils.getMatches(units, Matches.unitIsLand().or(Matches.unitIsAir()));
    // make sure we can be transported
    final Predicate<Unit> cantBeTransported = Matches.unitCanBeTransported().negate();
    for (final Unit unit : CollectionUtils.getMatches(land, cantBeTransported)) {
        result.addDisallowedUnit("Not all units can be transported", unit);
    }
    // make sure that the only the first or last territory is land don't want situation where they go sea land sea
    if (!isEditMode && route.hasLand() && !(route.getStart().isWater() || route.getEnd().isWater())) {
        // carried by the air and that the air has enough capacity
        if (nonParatroopersPresent(player, landAndAir)) {
            return result.setErrorReturnResult("Invalid move, only start or end can be land when route has water.");
        }
    }
    // TODO handle this
    if (!isEditMode && !route.getEnd().isWater() && !route.getStart().isWater() && nonParatroopersPresent(player, landAndAir)) {
        return result.setErrorReturnResult("Must stop units at a transport on route");
    }
    if (route.getEnd().isWater() && route.getStart().isWater()) {
        // make sure units and transports stick together
        for (final Unit unit : units) {
            final UnitAttachment ua = UnitAttachment.get(unit.getType());
            // make sure transports dont leave their units behind
            if (ua.getTransportCapacity() != -1) {
                final Collection<Unit> holding = TransportTracker.transporting(unit);
                if (!units.containsAll(holding)) {
                    result.addDisallowedUnit("Transports cannot leave their units", unit);
                }
            }
            // make sure units dont leave their transports behind
            if (ua.getTransportCost() != -1) {
                final Unit transport = TransportTracker.transportedBy(unit);
                if (transport != null && !units.contains(transport)) {
                    result.addDisallowedUnit("Unit must stay with its transport while moving", unit);
                }
            }
        }
    }
    if (route.isLoad()) {
        if (!isEditMode && !route.hasExactlyOneStep() && nonParatroopersPresent(player, landAndAir)) {
            return result.setErrorReturnResult("Units cannot move before loading onto transports");
        }
        final Predicate<Unit> enemyNonSubmerged = Matches.enemyUnit(player, data).and(Matches.unitIsSubmerged().negate());
        if (!Properties.getUnitsCanLoadInHostileSeaZones(data) && route.getEnd().getUnits().anyMatch(enemyNonSubmerged) && nonParatroopersPresent(player, landAndAir) && !onlyIgnoredUnitsOnPath(route, player, data, false) && !AbstractMoveDelegate.getBattleTracker(data).didAllThesePlayersJustGoToWarThisTurn(player, route.getEnd().getUnits().getUnits(), data)) {
            return result.setErrorReturnResult("Cannot load when enemy sea units are present");
        }
        final Map<Unit, Unit> unitsToTransports = TransportUtils.mapTransports(route, land, transportsToLoad);
        if (!isEditMode) {
            for (final Unit baseUnit : land) {
                final TripleAUnit unit = (TripleAUnit) baseUnit;
                if (Matches.unitHasMoved().test(unit)) {
                    result.addDisallowedUnit("Units cannot move before loading onto transports", unit);
                }
                final Unit transport = unitsToTransports.get(unit);
                if (transport == null) {
                    continue;
                }
                if (TransportTracker.hasTransportUnloadedInPreviousPhase(transport)) {
                    result.addDisallowedUnit(TRANSPORT_HAS_ALREADY_UNLOADED_UNITS_IN_A_PREVIOUS_PHASE, unit);
                } else if (TransportTracker.isTransportUnloadRestrictedToAnotherTerritory(transport, route.getEnd())) {
                    Territory alreadyUnloadedTo = getTerritoryTransportHasUnloadedTo(undoableMoves, transport);
                    for (final Unit transportToLoad : transportsToLoad) {
                        final TripleAUnit trn = (TripleAUnit) transportToLoad;
                        if (!TransportTracker.isTransportUnloadRestrictedToAnotherTerritory(trn, route.getEnd())) {
                            final UnitAttachment ua = UnitAttachment.get(unit.getType());
                            if (TransportTracker.getAvailableCapacity(trn) >= ua.getTransportCost()) {
                                alreadyUnloadedTo = null;
                                break;
                            }
                        }
                    }
                    if (alreadyUnloadedTo != null) {
                        result.addDisallowedUnit(TRANSPORT_HAS_ALREADY_UNLOADED_UNITS_TO + alreadyUnloadedTo.getName(), unit);
                    }
                }
            }
        }
        if (!unitsToTransports.keySet().containsAll(land)) {
            // some units didn't get mapped to a transport
            final Collection<UnitCategory> unitsToLoadCategories = UnitSeperator.categorize(land);
            if (unitsToTransports.size() == 0 || unitsToLoadCategories.size() == 1) {
                // set all unmapped units as disallowed if there are no transports or only one unit category
                for (final Unit unit : land) {
                    if (unitsToTransports.containsKey(unit)) {
                        continue;
                    }
                    final UnitAttachment ua = UnitAttachment.get(unit.getType());
                    if (ua.getTransportCost() != -1) {
                        result.addDisallowedUnit("Not enough transports", unit);
                    }
                }
            } else {
                // set all units as unresolved if there is at least one transport and mixed unit categories
                for (final Unit unit : land) {
                    final UnitAttachment ua = UnitAttachment.get(unit.getType());
                    if (ua.getTransportCost() != -1) {
                        result.addUnresolvedUnit("Not enough transports", unit);
                    }
                }
            }
        }
    }
    return result;
}

Example 58 with Unit

use of games.strategy.engine.data.Unit in project triplea by triplea-game.

the class MustFightBattle method markNoMovementLeft.

private void markNoMovementLeft(final IDelegateBridge bridge) {
    if (m_headless) {
        return;
    }
    final Collection<Unit> attackingNonAir = CollectionUtils.getMatches(m_attackingUnits, Matches.unitIsAir().negate());
    final Change noMovementChange = ChangeFactory.markNoMovementChange(attackingNonAir);
    if (!noMovementChange.isEmpty()) {
        bridge.addChange(noMovementChange);
    }
}

Example 59 with Unit

use of games.strategy.engine.data.Unit in project triplea by triplea-game.

the class MustFightBattle method fire.

private void fire(final String stepName, final Collection<Unit> firingUnits, final Collection<Unit> attackableUnits, final List<Unit> allEnemyUnitsAliveOrWaitingToDie, final boolean defender, final ReturnFire returnFire, final String text) {
    final PlayerID firing = defender ? m_defender : m_attacker;
    final PlayerID defending = !defender ? m_defender : m_attacker;
    if (firingUnits.isEmpty()) {
        return;
    }
    // Fire each type of suicide on hit unit separately and then remaining units
    final List<Collection<Unit>> firingGroups = createFiringUnitGroups(firingUnits);
    for (final Collection<Unit> units : firingGroups) {
        m_stack.push(new Fire(attackableUnits, returnFire, firing, defending, units, stepName, text, this, defender, m_dependentUnits, m_headless, m_battleSite, m_territoryEffects, allEnemyUnitsAliveOrWaitingToDie));
    }
}

Example 60 with Unit

use of games.strategy.engine.data.Unit in project triplea by triplea-game.

the class MustFightBattle method retreatUnits.

private void retreatUnits(Collection<Unit> retreating, final Territory to, final boolean defender, final IDelegateBridge bridge) {
    retreating.addAll(getDependentUnits(retreating));
    // our own air units don't retreat with land units
    final Predicate<Unit> notMyAir = Matches.unitIsNotAir().or(Matches.unitIsOwnedBy(m_attacker).negate());
    retreating = CollectionUtils.getMatches(retreating, notMyAir);
    final String transcriptText;
    // in WW2V1, defending subs can retreat so show owner
    if (isWW2V2()) {
        transcriptText = MyFormatter.unitsToTextNoOwner(retreating) + " retreated to " + to.getName();
    } else {
        transcriptText = MyFormatter.unitsToText(retreating) + " retreated to " + to.getName();
    }
    bridge.getHistoryWriter().addChildToEvent(transcriptText, new ArrayList<>(retreating));
    final CompositeChange change = new CompositeChange();
    change.add(ChangeFactory.moveUnits(m_battleSite, to, retreating));
    if (m_isOver) {
        final Collection<IBattle> dependentBattles = m_battleTracker.getBlocked(this);
        // If there are no dependent battles, check landings in allied territories
        if (dependentBattles.isEmpty()) {
            change.add(retreatFromNonCombat(retreating, to));
        // Else retreat the units from combat when their transport retreats
        } else {
            change.add(retreatFromDependents(retreating, to, dependentBattles));
        }
    }
    bridge.addChange(change);
    final Collection<Unit> units = defender ? m_defendingUnits : m_attackingUnits;
    final Collection<Unit> unitsRetreated = defender ? m_defendingUnitsRetreated : m_attackingUnitsRetreated;
    units.removeAll(retreating);
    unitsRetreated.addAll(retreating);
    if (units.isEmpty() || m_isOver) {
        endBattle(bridge);
        if (defender) {
            attackerWins(bridge);
        } else {
            defenderWins(bridge);
        }
    } else {
        getDisplay(bridge).notifyRetreat(m_battleID, retreating);
    }
}