/
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 net.minecraft.entity.player.PlayerEntity;
import net.minecraft.inventory.container.Container;
import net.minecraft.inventory.container.Slot;
import net.minecraft.item.ItemStack;
import mezz.jei.api.gui.IRecipeLayout;
import mezz.jei.api.gui.ingredient.IGuiIngredient;
import mezz.jei.api.gui.ingredient.IGuiItemStackGroup;
import mezz.jei.api.helpers.IStackHelper;
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.ServerInfo;
import mezz.jei.network.Network;
import mezz.jei.network.packets.PacketRecipeTransfer;
import net.minecraft.util.text.ITextComponent;
import net.minecraft.util.text.TranslationTextComponent;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
public class BasicRecipeTransferHandler<C extends Container> implements IRecipeTransferHandler<C> {
private static final Logger LOGGER = LogManager.getLogger();
private final IStackHelper stackHelper;
private final IRecipeTransferHandlerHelper handlerHelper;
private final IRecipeTransferInfo<C> transferHelper;
public BasicRecipeTransferHandler(IStackHelper stackHelper, IRecipeTransferHandlerHelper handlerHelper, IRecipeTransferInfo<C> transferHelper) {
this.stackHelper = stackHelper;
this.handlerHelper = handlerHelper;
this.transferHelper = transferHelper;
}
@Override
public Class<C> getContainerClass() {
return transferHelper.getContainerClass();
}
@Nullable
@Override
public IRecipeTransferError transferRecipe(C container, Object recipe, IRecipeLayout recipeLayout, PlayerEntity player, boolean maxTransfer, boolean doTransfer) {
if (!ServerInfo.isJeiOnServer()) {
ITextComponent tooltipMessage = new TranslationTextComponent("jei.tooltip.error.recipe.transfer.no.server");
return handlerHelper.createUserErrorWithTooltip(tooltipMessage);
}
if (!transferHelper.canHandle(container)) {
return handlerHelper.createInternalError();
}
Map<Integer, Slot> inventorySlots = new HashMap<>();
for (Slot slot : transferHelper.getInventorySlots(container)) {
inventorySlots.put(slot.slotNumber, slot);
}
Map<Integer, Slot> craftingSlots = new HashMap<>();
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()) {
LOGGER.error("Recipe Transfer helper {} does not work for container {}. " +
"{} ingredients are marked as inputs in IRecipeCategory#setRecipe, but there are only {} crafting slots defined for the recipe transfer helper.",
transferHelper.getClass(), container.getClass(), inputCount, craftingSlots.size()
);
return handlerHelper.createInternalError();
}
Map<Integer, ItemStack> availableItemStacks = new HashMap<>();
int filledCraftSlotCount = 0;
int emptySlotCount = 0;
for (Slot slot : craftingSlots.values()) {
final ItemStack stack = slot.getStack();
if (!stack.isEmpty()) {
if (!slot.canTakeStack(player)) {
LOGGER.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.isEmpty()) {
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) {
ITextComponent message = new TranslationTextComponent("jei.tooltip.error.recipe.transfer.inventory.full");
return handlerHelper.createUserErrorWithTooltip(message);
}
RecipeTransferUtil.MatchingItemsResult matchingItemsResult = RecipeTransferUtil.getMatchingItems(stackHelper, availableItemStacks, itemStackGroup.getGuiIngredients());
if (matchingItemsResult.missingItems.size() > 0) {
ITextComponent message = new TranslationTextComponent("jei.tooltip.error.recipe.transfer.missing");
return handlerHelper.createUserErrorForSlots(message, matchingItemsResult.missingItems);
}
List<Integer> craftingSlotIndexes = new ArrayList<>(craftingSlots.keySet());
Collections.sort(craftingSlotIndexes);
List<Integer> inventorySlotIndexes = new ArrayList<>(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()) {
LOGGER.error("Recipes Transfer Helper {} references slot {} outside of the inventory's size {}", transferHelper.getClass(), slotNumber, container.inventorySlots.size());
return handlerHelper.createInternalError();
}
}
if (doTransfer) {
PacketRecipeTransfer packet = new PacketRecipeTransfer(matchingItemsResult.matchingItems, craftingSlotIndexes, inventorySlotIndexes, maxTransfer, transferHelper.requireCompleteSets());
Network.sendPacketToServer(packet);
}
return null;
}
}