Examples with BehaviorResult org.lanternpowered.server.behavior.BehaviorResult used on opensource projects

Example 1 with BehaviorResult

use of org.lanternpowered.server.behavior.BehaviorResult in project LanternServer by LanternPowered.

the class OpenableDoorInteractionBehavior method tryInteract.

@Override
public BehaviorResult tryInteract(BehaviorPipeline<Behavior> pipeline, BehaviorContext context) {
    BehaviorResult result = super.tryInteract(pipeline, context);
    if (result != BehaviorResult.SUCCESS && result != BehaviorResult.CONTINUE) {
        return result;
    }
    final Location<World> location = context.requireContext(ContextKeys.BLOCK_LOCATION);
    final BlockState baseState = location.getBlock();
    final LanternDoorHalf half = baseState.get(LanternKeys.DOOR_HALF).orElse(null);
    if (half == null) {
        return result;
    }
    final Direction dir = half == LanternDoorHalf.LOWER ? Direction.UP : Direction.DOWN;
    final LanternDoorHalf other = half == LanternDoorHalf.LOWER ? LanternDoorHalf.UPPER : LanternDoorHalf.LOWER;
    final Location<World> loc = location.getBlockRelative(dir);
    BlockState otherState = loc.getBlock();
    if (otherState.get(LanternKeys.DOOR_HALF).orElse(null) == other && otherState.with(LanternKeys.DOOR_HALF, half).orElse(null) == baseState) {
        result = super.tryInteract(pipeline, context);
    }
    return result;
}

Example 2 with BehaviorResult

use of org.lanternpowered.server.behavior.BehaviorResult in project LanternServer by LanternPowered.

the class PlayerInteractionHandler method handleHandItemInteraction.

private boolean handleHandItemInteraction(BehaviorContextImpl context, HandType handType, AbstractSlot slot, @Nullable BehaviorContext.Snapshot snapshot) {
    final Optional<HandType> activeHand = this.player.get(LanternKeys.ACTIVE_HAND).orElse(Optional.empty());
    // The player is already interacting
    if (activeHand.isPresent()) {
        return true;
    }
    final Optional<ItemStack> handItem = slot.peek();
    if (handItem.isPresent()) {
        final LanternItemType itemType = (LanternItemType) handItem.get().getType();
        context.addContext(ContextKeys.USED_ITEM_STACK, handItem.get());
        context.addContext(ContextKeys.USED_SLOT, slot);
        context.addContext(ContextKeys.INTERACTION_HAND, handType);
        context.addContext(ContextKeys.ITEM_TYPE, itemType);
        final BehaviorResult result = context.process(itemType.getPipeline().pipeline(InteractWithItemBehavior.class), (ctx, behavior) -> behavior.tryInteract(itemType.getPipeline(), ctx));
        if (result.isSuccess()) {
            return true;
        }
        if (snapshot != null) {
            context.popSnapshot(snapshot);
        }
    }
    return false;
}

Example 3 with BehaviorResult

use of org.lanternpowered.server.behavior.BehaviorResult in project LanternServer by LanternPowered.

the class InteractWithBlockItemBehavior method tryInteract.

@Override
public BehaviorResult tryInteract(BehaviorPipeline<Behavior> pipeline, BehaviorContext context) {
    final Optional<Location<World>> optLocation = context.getContext(ContextKeys.INTERACTION_LOCATION);
    if (!optLocation.isPresent()) {
        return BehaviorResult.CONTINUE;
    }
    final Direction blockFace = context.getContext(ContextKeys.INTERACTION_FACE).get();
    Location<World> location = optLocation.get();
    if (!location.getProperty(ReplaceableProperty.class).get().getValue()) {
        location = location.add(blockFace.asBlockOffset());
    }
    context.addContext(ContextKeys.BLOCK_LOCATION, location);
    final LanternBlockType blockType = (LanternBlockType) context.getContext(ContextKeys.ITEM_TYPE).get().getBlock().get();
    context.addContext(ContextKeys.BLOCK_TYPE, blockType);
    final BehaviorContext.Snapshot snapshot = context.pushSnapshot();
    // Continue processing through the placement pipeline
    final boolean success = context.process(blockType.getPipeline().pipeline(PlaceBlockBehavior.class), (context1, behavior1) -> behavior1.tryPlace(pipeline, context1)).isSuccess();
    if (success) {
        for (BlockSnapshot blockSnapshot : context.getBlockSnapshots()) {
            final Location<World> location1 = blockSnapshot.getLocation().get();
            final int buildHeight = location1.getExtent().getDimension().getBuildHeight();
            // Check if the block is placed within the building limits
            if (location1.getBlockY() >= buildHeight) {
                context.popSnapshot(snapshot);
                context.getContext(ContextKeys.PLAYER).ifPresent(player -> player.sendMessage(ChatTypes.ACTION_BAR, t("build.tooHigh", buildHeight)));
                return BehaviorResult.FAIL;
            }
        }
        context.getContext(ContextKeys.PLAYER).ifPresent(player -> {
            if (!player.get(Keys.GAME_MODE).orElse(GameModes.NOT_SET).equals(GameModes.CREATIVE)) {
                context.requireContext(ContextKeys.USED_SLOT).poll(1);
            }
        });
        return BehaviorResult.SUCCESS;
    }
    return BehaviorResult.PASS;
}

Example 4 with BehaviorResult

use of org.lanternpowered.server.behavior.BehaviorResult in project LanternServer by LanternPowered.

the class SlabItemInteractionBehavior method tryInteract.

@Override
public BehaviorResult tryInteract(BehaviorPipeline<Behavior> pipeline, BehaviorContext context) {
    final Optional<Location<World>> optLocation = context.getContext(ContextKeys.INTERACTION_LOCATION);
    if (!optLocation.isPresent()) {
        return BehaviorResult.CONTINUE;
    }
    final BlockType halfSlabType = this.halfSlabType.get();
    final BlockType doubleSlabType = this.doubleSlabType.get();
    Location<World> location = optLocation.get();
    final Direction blockFace = context.getContext(ContextKeys.INTERACTION_FACE).get().getOpposite();
    final LanternBlockType blockType = (LanternBlockType) context.getContext(ContextKeys.ITEM_TYPE).get().getBlock().get();
    if (blockType != halfSlabType) {
        return BehaviorResult.PASS;
    }
    BlockState state = location.getBlock();
    final BlockState.Builder stateBuilder = BlockState.builder();
    stateBuilder.blockType(blockType);
    context.getContext(ContextKeys.USED_ITEM_STACK).ifPresent(itemStack -> itemStack.getValues().forEach(value -> stateBuilder.add((Key) value.getKey(), value.get())));
    BlockState blockState = stateBuilder.build();
    BlockSnapshotBuilder snapshotBuilder = null;
    boolean success = false;
    if (state.getType() == blockType) {
        if (state.getTraitValue(this.variantTrait).get().equals(blockState.getTraitValue(this.variantTrait).get())) {
            final PortionType portionType = state.getTraitValue(LanternEnumTraits.PORTION_TYPE).get();
            if ((blockFace == Direction.DOWN && portionType == PortionTypes.BOTTOM) || (blockFace == Direction.UP && portionType == PortionTypes.TOP)) {
                snapshotBuilder = BlockSnapshotBuilder.create().blockState(doubleSlabType.getDefaultState());
                success = true;
            }
        }
    } else if (location.getProperty(ReplaceableProperty.class).get().getValue()) {
        success = true;
    }
    if (!success) {
        location = location.add(blockFace.getOpposite().asBlockOffset());
        state = location.getBlock();
        if (state.getType() == blockType) {
            if (state.getTraitValue(this.variantTrait).get().equals(blockState.getTraitValue(this.variantTrait).get())) {
                final PortionType portionType = state.getTraitValue(LanternEnumTraits.PORTION_TYPE).get();
                if ((blockFace == Direction.DOWN && portionType == PortionTypes.TOP) || (blockFace == Direction.UP && portionType == PortionTypes.BOTTOM)) {
                    snapshotBuilder = BlockSnapshotBuilder.create().blockState(doubleSlabType.getDefaultState());
                    success = true;
                }
            }
        } else if (location.getProperty(ReplaceableProperty.class).get().getValue()) {
            success = true;
        }
    }
    if (success) {
        if (snapshotBuilder == null) {
            PortionType portionType;
            if (blockFace == Direction.UP) {
                portionType = PortionTypes.TOP;
            } else if (blockFace == Direction.DOWN) {
                portionType = PortionTypes.BOTTOM;
            } else {
                final double y = location.getY() - location.getBlockY();
                if (y >= 0.5) {
                    portionType = PortionTypes.TOP;
                } else {
                    portionType = PortionTypes.BOTTOM;
                }
            }
            snapshotBuilder = BlockSnapshotBuilder.create().blockState(halfSlabType.getDefaultState()).add(Keys.PORTION_TYPE, portionType);
        }
        final BlockSnapshotBuilder snapshotBuilder1 = snapshotBuilder;
        snapshotBuilder1.location(location);
        context.getContext(ContextKeys.USED_ITEM_STACK).ifPresent(itemStack -> itemStack.getValues().forEach(value -> snapshotBuilder1.add((Key) value.getKey(), value.get())));
        context.addBlockChange(snapshotBuilder1.build());
        context.getContext(ContextKeys.PLAYER).ifPresent(player -> {
            if (!player.get(Keys.GAME_MODE).orElse(GameModes.NOT_SET).equals(GameModes.CREATIVE)) {
                context.requireContext(ContextKeys.USED_SLOT).poll(1);
            }
        });
        return BehaviorResult.SUCCESS;
    }
    return BehaviorResult.FAIL;
}

Example 5 with BehaviorResult

use of org.lanternpowered.server.behavior.BehaviorResult in project LanternServer by LanternPowered.

the class PlayerInteractionHandler method handleBlockPlacing.

public void handleBlockPlacing(MessagePlayInPlayerBlockPlacement message) {
    final HandType handType = message.getHandType();
    // the main hand message.
    if (handType == HandTypes.OFF_HAND) {
        return;
    }
    // Try the action of the hotbar item first
    final AbstractSlot hotbarSlot = this.player.getInventory().getHotbar().getSelectedSlot();
    final AbstractSlot offHandSlot = this.player.getInventory().getOffhand();
    // The offset can round up to 1, causing
    // an incorrect clicked block location
    final Vector3d pos2 = message.getClickOffset();
    final double dx = Math.min(pos2.getX(), 0.999);
    final double dy = Math.min(pos2.getY(), 0.999);
    final double dz = Math.min(pos2.getZ(), 0.999);
    final Location<World> clickedLocation = new Location<>(this.player.getWorld(), message.getPosition().toDouble().add(dx, dy, dz));
    final Direction face = message.getFace();
    final CauseStack causeStack = CauseStack.current();
    try (CauseStack.Frame frame = causeStack.pushCauseFrame()) {
        frame.pushCause(this.player);
        // Add context
        frame.addContext(ContextKeys.INTERACTION_FACE, face);
        frame.addContext(ContextKeys.INTERACTION_LOCATION, clickedLocation);
        frame.addContext(ContextKeys.BLOCK_LOCATION, new Location<>(clickedLocation.getExtent(), message.getPosition()));
        frame.addContext(ContextKeys.PLAYER, this.player);
        final BehaviorContextImpl context = new BehaviorContextImpl(causeStack);
        final BehaviorContext.Snapshot snapshot = context.pushSnapshot();
        if (!this.player.get(Keys.IS_SNEAKING).orElse(false)) {
            final BlockState blockState = this.player.getWorld().getBlock(message.getPosition());
            final LanternBlockType blockType = (LanternBlockType) blockState.getType();
            frame.addContext(ContextKeys.BLOCK_TYPE, blockState.getType());
            frame.addContext(ContextKeys.USED_BLOCK_STATE, blockState);
            BehaviorContext.Snapshot snapshot1 = context.pushSnapshot();
            // Try first with the main hand
            hotbarSlot.peek().ifPresent(stack -> frame.addContext(ContextKeys.USED_ITEM_STACK, stack));
            frame.addContext(ContextKeys.USED_SLOT, hotbarSlot);
            frame.addContext(ContextKeys.INTERACTION_HAND, HandTypes.MAIN_HAND);
            BehaviorResult result = context.process(blockType.getPipeline().pipeline(InteractWithBlockBehavior.class), (ctx, behavior) -> behavior.tryInteract(blockType.getPipeline(), ctx));
            if (!result.isSuccess()) {
                context.popSnapshot(snapshot1);
                snapshot1 = context.pushSnapshot();
                // Try again with the off hand
                offHandSlot.peek().ifPresent(stack -> frame.addContext(ContextKeys.USED_ITEM_STACK, stack));
                frame.addContext(ContextKeys.USED_SLOT, offHandSlot);
                frame.addContext(ContextKeys.INTERACTION_HAND, HandTypes.OFF_HAND);
                result = context.process(blockType.getPipeline().pipeline(InteractWithBlockBehavior.class), (ctx, behavior) -> behavior.tryInteract(blockType.getPipeline(), ctx));
            }
            if (result.isSuccess()) {
                snapshot1 = context.pushSnapshot();
                // We can still continue, doing other operations
                if (result == BehaviorResult.CONTINUE) {
                    handleMainHandItemInteraction(context, snapshot1);
                }
                context.accept();
                return;
            }
            context.popSnapshot(snapshot1);
            snapshot1 = context.pushSnapshot();
            if (result.isSuccess()) {
                snapshot1 = context.pushSnapshot();
                // We can still continue, doing other operations
                if (result == BehaviorResult.CONTINUE) {
                    handleOffHandItemInteraction(context, snapshot1);
                }
                context.accept();
                return;
            }
            context.popSnapshot(snapshot1);
        }
        handleItemInteraction(context, snapshot);
    }
}