Examples with EntityRef org.terasology.entitySystem.entity.EntityRef used on opensource projects

Example 71 with EntityRef

use of org.terasology.entitySystem.entity.EntityRef in project Terasology by MovingBlocks.

the class InventoryAuthoritySystem method giveItemToSlots.

private boolean giveItemToSlots(EntityRef instigator, EntityRef entity, EntityRef item, List<Integer> slots) {
    int toConsume = InventoryUtils.getStackCount(item);
    Map<Integer, Integer> consumableCount = new LinkedHashMap<>();
    // First: check which slots we can merge into
    for (int slot : slots) {
        EntityRef itemAtEntity = InventoryUtils.getItemAt(entity, slot);
        ItemComponent itemAt = itemAtEntity.getComponent(ItemComponent.class);
        if (itemAt != null && InventoryUtils.isSameItem(item, itemAtEntity)) {
            int spaceInSlot = itemAt.maxStackSize - itemAt.stackCount;
            int toAdd = Math.min(toConsume, spaceInSlot);
            if (toAdd > 0) {
                consumableCount.put(slot, toAdd);
                toConsume -= toAdd;
                if (toConsume == 0) {
                    break;
                }
            }
        }
    }
    int emptySlotNo = -1;
    int emptySlotCount = toConsume;
    if (toConsume > 0) {
        // Next: check which slots are empty and figure out where to add
        for (int slot : slots) {
            EntityRef itemAtEntity = InventoryUtils.getItemAt(entity, slot);
            ItemComponent itemAt = itemAtEntity.getComponent(ItemComponent.class);
            if (itemAt == null && canPutItemIntoSlot(instigator, entity, item, slot)) {
                emptySlotNo = slot;
                emptySlotCount = toConsume;
                toConsume = 0;
                break;
            }
        }
    }
    if (toConsume > 0) {
        return false;
    }
    for (Map.Entry<Integer, Integer> slotCount : consumableCount.entrySet()) {
        int slot = slotCount.getKey();
        int count = slotCount.getValue();
        EntityRef itemAtEntity = InventoryUtils.getItemAt(entity, slot);
        ItemComponent itemAt = itemAtEntity.getComponent(ItemComponent.class);
        InventoryUtils.adjustStackSize(entity, slot, itemAt.stackCount + count);
    }
    if (emptySlotNo > -1) {
        ItemComponent sourceItem = item.getComponent(ItemComponent.class);
        sourceItem.stackCount = (byte) emptySlotCount;
        item.saveComponent(sourceItem);
        InventoryUtils.putItemIntoSlot(entity, item, emptySlotNo);
    } else {
        item.destroy();
    }
    return true;
}

Example 72 with EntityRef

use of org.terasology.entitySystem.entity.EntityRef in project Terasology by MovingBlocks.

the class InventoryAuthoritySystem method removeItemInternal.

private EntityRef removeItemInternal(EntityRef inventory, EntityRef instigator, List<EntityRef> items, boolean destroyRemoved, Integer count) {
    final EntityRef firstItem = items.get(0);
    for (EntityRef item : items) {
        if (item != firstItem && !InventoryUtils.isSameItem(firstItem, item)) {
            return null;
        }
    }
    for (EntityRef item : items) {
        ItemComponent itemToRemove = item.getComponent(ItemComponent.class);
        if (itemToRemove == null) {
            return EntityRef.NULL;
        }
    }
    List<Integer> slotsWithItem = new LinkedList<>();
    for (EntityRef item : items) {
        int slotWithItem = InventoryUtils.getSlotWithItem(inventory, item);
        if (slotWithItem == -1) {
            return null;
        }
        slotsWithItem.add(slotWithItem);
    }
    Integer toRemove = count;
    if (toRemove == null) {
        toRemove = 0;
        for (EntityRef item : items) {
            toRemove += InventoryUtils.getStackCount(item);
        }
    }
    return removeItemFromSlots(instigator, destroyRemoved, inventory, slotsWithItem, toRemove);
}

Example 73 with EntityRef

use of org.terasology.entitySystem.entity.EntityRef in project Terasology by MovingBlocks.

the class InventoryClientSystem method moveItemFillClientTempEntities.

private boolean moveItemFillClientTempEntities(EntityRef fromInventory, EntityRef instigator, int slotFrom, EntityRef toInventory, int slotTo, Collection<EntityRef> clientTempEntities) {
    boolean slotFromEmpty = !InventoryUtils.getItemAt(fromInventory, slotFrom).exists();
    boolean slotToEmpty = !InventoryUtils.getItemAt(toInventory, slotTo).exists();
    if (!InventoryUtils.moveItem(instigator, fromInventory, slotFrom, toInventory, slotTo)) {
        return true;
    }
    if (slotFromEmpty) {
        EntityRef itemAt = InventoryUtils.getItemAt(fromInventory, slotFrom);
        if (itemAt.exists()) {
            clientTempEntities.add(itemAt);
        }
    }
    if (slotToEmpty) {
        EntityRef itemAt = InventoryUtils.getItemAt(toInventory, slotTo);
        if (itemAt.exists()) {
            clientTempEntities.add(itemAt);
        }
    }
    return false;
}

Example 74 with EntityRef

use of org.terasology.entitySystem.entity.EntityRef in project Terasology by MovingBlocks.

the class InventoryClientSystem method switchItem.

@Override
public boolean switchItem(EntityRef fromInventory, EntityRef instigator, int slotFrom, EntityRef toInventory, int slotTo) {
    Collection<EntityRef> clientTempEntities = new HashSet<>();
    if (moveItemFillClientTempEntities(fromInventory, instigator, slotFrom, toInventory, slotTo, clientTempEntities)) {
        return false;
    }
    MoveItemRequest request = new MoveItemRequest(instigator, fromInventory, slotFrom, toInventory, slotTo, changeId++, clientTempEntities);
    pendingMoves.put(request.getChangeId(), request);
    localPlayer.getClientEntity().send(request);
    return true;
}

Example 75 with EntityRef

use of org.terasology.entitySystem.entity.EntityRef in project Terasology by MovingBlocks.

the class InventoryClientSystem method moveItem.

@Override
public boolean moveItem(EntityRef fromInventory, EntityRef instigator, int slotFrom, EntityRef toInventory, int slotTo, int count) {
    Collection<EntityRef> clientTempEntities = new HashSet<>();
    if (moveItemAmountFillClientTempEntities(fromInventory, instigator, slotFrom, toInventory, slotTo, count, clientTempEntities)) {
        return false;
    }
    MoveItemAmountRequest request = new MoveItemAmountRequest(instigator, fromInventory, slotFrom, toInventory, slotTo, count, changeId++, clientTempEntities);
    pendingMoves.put(request.getChangeId(), request);
    localPlayer.getClientEntity().send(request);
    return true;
}