/
InventorySize.java
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/
InventorySize.java
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package com.denizenscript.denizen.objects.properties.inventory;
import com.denizenscript.denizen.objects.InventoryTag;
import com.denizenscript.denizencore.objects.core.ElementTag;
import com.denizenscript.denizencore.objects.Mechanism;
import com.denizenscript.denizencore.objects.ObjectTag;
import com.denizenscript.denizencore.objects.properties.Property;
import com.denizenscript.denizencore.objects.properties.PropertyParser;
import org.bukkit.event.inventory.InventoryType;
public class InventorySize implements Property {
public static boolean describes(ObjectTag inventory) {
// All inventories should have a size
return inventory instanceof InventoryTag;
}
public static InventorySize getFrom(ObjectTag inventory) {
if (!describes(inventory)) {
return null;
}
return new InventorySize((InventoryTag) inventory);
}
public static final String[] handledMechs = new String[] {
"size"
};
InventoryTag inventory;
public InventorySize(InventoryTag inventory) {
this.inventory = inventory;
}
public int getSize() {
if (inventory.getInventory() == null) {
return 0;
}
return inventory.getInventory().getSize();
}
public void setSize(int size) {
inventory.setSize(size);
}
@Override
public String getPropertyString() {
if (getSize() > 0 && (inventory.getIdType().equals("generic") || inventory.getIdType().equals("script")) && inventory.getInventoryType() == InventoryType.CHEST) {
return String.valueOf(getSize());
}
else {
return null;
}
}
@Override
public String getPropertyId() {
return "size";
}
public static void registerTags() {
// <--[tag]
// @attribute <InventoryTag.size>
// @returns ElementTag(Number)
// @group properties
// @mechanism InventoryTag.size
// @description
// Return the number of slots in the inventory.
// -->
PropertyParser.registerTag(InventorySize.class, ElementTag.class, "size", (attribute, inventory) -> {
return new ElementTag(inventory.getSize());
});
}
@Override
public void adjust(Mechanism mechanism) {
// <--[mechanism]
// @object InventoryTag
// @name size
// @input ElementTag(Number)
// @description
// Sets the size of the inventory. (Only works for "generic" chest inventories.)
// @tags
// <InventoryTag.size>
// -->
if (mechanism.matches("size") && mechanism.requireInteger()) {
if (inventory.getIdType().equals("generic") || inventory.getIdType().equals("script")) {
setSize(mechanism.getValue().asInt());
}
else {
mechanism.echoError("Inventories of type '" + inventory.getIdType() + "' cannot have their size changed!");
}
}
}
}