/
BasicRecipeTransferHandler.java
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/
BasicRecipeTransferHandler.java
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package mezz.jei.transfer;
import javax.annotation.Nullable;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import mezz.jei.Internal;
import mezz.jei.JustEnoughItems;
import mezz.jei.api.gui.IGuiIngredient;
import mezz.jei.api.gui.IGuiItemStackGroup;
import mezz.jei.api.gui.IRecipeLayout;
import mezz.jei.api.recipe.transfer.IRecipeTransferError;
import mezz.jei.api.recipe.transfer.IRecipeTransferHandler;
import mezz.jei.api.recipe.transfer.IRecipeTransferHandlerHelper;
import mezz.jei.api.recipe.transfer.IRecipeTransferInfo;
import mezz.jei.config.SessionData;
import mezz.jei.network.packets.PacketRecipeTransfer;
import mezz.jei.util.Log;
import mezz.jei.util.StackHelper;
import mezz.jei.util.Translator;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.inventory.Container;
import net.minecraft.inventory.Slot;
import net.minecraft.item.ItemStack;
public class BasicRecipeTransferHandler<C extends Container> implements IRecipeTransferHandler<C> {
private final IRecipeTransferInfo<C> transferHelper;
public BasicRecipeTransferHandler(IRecipeTransferInfo<C> transferHelper) {
this.transferHelper = transferHelper;
}
@Override
public Class<C> getContainerClass() {
return transferHelper.getContainerClass();
}
@Override
public String getRecipeCategoryUid() {
return transferHelper.getRecipeCategoryUid();
}
@Nullable
@Override
public IRecipeTransferError transferRecipe(C container, IRecipeLayout recipeLayout, EntityPlayer player, boolean maxTransfer, boolean doTransfer) {
IRecipeTransferHandlerHelper handlerHelper = Internal.getHelpers().recipeTransferHandlerHelper();
StackHelper stackHelper = Internal.getStackHelper();
if (!SessionData.isJeiOnServer()) {
String tooltipMessage = Translator.translateToLocal("jei.tooltip.error.recipe.transfer.no.server");
return handlerHelper.createUserErrorWithTooltip(tooltipMessage);
}
Map<Integer, Slot> inventorySlots = new HashMap<Integer, Slot>();
for (Slot slot : transferHelper.getInventorySlots(container)) {
inventorySlots.put(slot.slotNumber, slot);
}
Map<Integer, Slot> craftingSlots = new HashMap<Integer, Slot>();
for (Slot slot : transferHelper.getRecipeSlots(container)) {
craftingSlots.put(slot.slotNumber, slot);
}
int inputCount = 0;
IGuiItemStackGroup itemStackGroup = recipeLayout.getItemStacks();
for (IGuiIngredient<ItemStack> ingredient : itemStackGroup.getGuiIngredients().values()) {
if (ingredient.isInput() && !ingredient.getAllIngredients().isEmpty()) {
inputCount++;
}
}
if (inputCount > craftingSlots.size()) {
Log.error("Recipe Transfer helper {} does not work for container {}", transferHelper.getClass(), container.getClass());
return handlerHelper.createInternalError();
}
Map<Integer, ItemStack> availableItemStacks = new HashMap<Integer, ItemStack>();
int filledCraftSlotCount = 0;
int emptySlotCount = 0;
for (Slot slot : craftingSlots.values()) {
final ItemStack stack = slot.getStack();
if (stack != null) {
if (!slot.canTakeStack(player)) {
Log.error("Recipe Transfer helper {} does not work for container {}. Player can't move item out of Crafting Slot number {}", transferHelper.getClass(), container.getClass(), slot.slotNumber);
return handlerHelper.createInternalError();
}
filledCraftSlotCount++;
availableItemStacks.put(slot.slotNumber, stack.copy());
}
}
for (Slot slot : inventorySlots.values()) {
final ItemStack stack = slot.getStack();
if (stack != null) {
availableItemStacks.put(slot.slotNumber, stack.copy());
} else {
emptySlotCount++;
}
}
// check if we have enough inventory space to shuffle items around to their final locations
if (filledCraftSlotCount - inputCount > emptySlotCount) {
String message = Translator.translateToLocal("jei.tooltip.error.recipe.transfer.inventory.full");
return handlerHelper.createUserErrorWithTooltip(message);
}
StackHelper.MatchingItemsResult matchingItemsResult = stackHelper.getMatchingItems(availableItemStacks, itemStackGroup.getGuiIngredients());
if (matchingItemsResult.missingItems.size() > 0) {
String message = Translator.translateToLocal("jei.tooltip.error.recipe.transfer.missing");
return handlerHelper.createUserErrorForSlots(message, matchingItemsResult.missingItems);
}
List<Integer> craftingSlotIndexes = new ArrayList<Integer>(craftingSlots.keySet());
Collections.sort(craftingSlotIndexes);
List<Integer> inventorySlotIndexes = new ArrayList<Integer>(inventorySlots.keySet());
Collections.sort(inventorySlotIndexes);
// check that the slots exist and can be altered
for (Map.Entry<Integer, Integer> entry : matchingItemsResult.matchingItems.entrySet()) {
int craftNumber = entry.getKey();
int slotNumber = craftingSlotIndexes.get(craftNumber);
if (slotNumber < 0 || slotNumber >= container.inventorySlots.size()) {
Log.error("Recipes Transfer Helper {} references slot {} outside of the inventory's size {}", transferHelper.getClass(), slotNumber, container.inventorySlots.size());
return handlerHelper.createInternalError();
}
Slot slot = container.getSlot(slotNumber);
ItemStack stack = container.getSlot(entry.getValue()).getStack();
if (!slot.isItemValid(stack)) {
Log.error("The ItemStack {} is not valid for the slot number {}", stack, slotNumber);
return handlerHelper.createInternalError();
}
}
if (doTransfer) {
PacketRecipeTransfer packet = new PacketRecipeTransfer(matchingItemsResult.matchingItems, craftingSlotIndexes, inventorySlotIndexes, maxTransfer);
JustEnoughItems.getProxy().sendPacketToServer(packet);
}
return null;
}
}