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/*
* Roughly Enough Items by Danielshe.
* Licensed under the MIT License.
*/
package me.shedaniel.rei.plugin.autocrafting;
import com.google.common.collect.Lists;
import io.netty.buffer.Unpooled;
import me.shedaniel.rei.RoughlyEnoughItemsNetwork;
import me.shedaniel.rei.api.AutoTransferHandler;
import me.shedaniel.rei.listeners.RecipeBookGuiHooks;
import me.shedaniel.rei.plugin.crafting.DefaultCraftingCategory;
import me.shedaniel.rei.plugin.crafting.DefaultCraftingDisplay;
import me.shedaniel.rei.plugin.crafting.DefaultShapedDisplay;
import net.fabricmc.fabric.api.network.ClientSidePacketRegistry;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.gui.screen.Screen;
import net.minecraft.client.gui.screen.ingame.CraftingTableScreen;
import net.minecraft.client.gui.screen.ingame.InventoryScreen;
import net.minecraft.client.gui.screen.recipebook.RecipeBookProvider;
import net.minecraft.container.CraftingContainer;
import net.minecraft.item.ItemStack;
import net.minecraft.util.DefaultedList;
import net.minecraft.util.PacketByteBuf;
import java.util.List;
public class AutoCraftingTableHandler implements AutoTransferHandler {
@Override
public Result handle(Context context) {
if (!(context.getRecipe() instanceof DefaultCraftingDisplay))
return Result.createNotApplicable();
if (!(context.getContainerScreen() instanceof CraftingTableScreen) && !(context.getContainerScreen() instanceof InventoryScreen))
return Result.createNotApplicable();
if (context.getContainerScreen() instanceof InventoryScreen && (((DefaultCraftingDisplay) context.getRecipe()).getWidth() > 2 || ((DefaultCraftingDisplay) context.getRecipe()).getHeight() > 2))
return Result.createFailed("error.rei.transfer.too_small");
if (!canUseMovePackets())
return Result.createFailed("error.rei.not.on.server");
if (!hasItems(context.getRecipe().getInput()))
return Result.createFailed("error.rei.not.enough.materials");
if (!context.isActuallyCrafting())
return Result.createSuccessful();
context.getMinecraft().openScreen(context.getContainerScreen());
((RecipeBookGuiHooks) ((RecipeBookProvider) context.getContainerScreen()).getRecipeBookGui()).rei_getGhostSlots().reset();
DefaultCraftingDisplay display = (DefaultCraftingDisplay) context.getRecipe();
PacketByteBuf buf = new PacketByteBuf(Unpooled.buffer());
buf.writeUuid(RoughlyEnoughItemsNetwork.CRAFTING_TABLE_MOVE);
buf.writeBoolean(Screen.hasShiftDown());
CraftingContainer craftingContainer = (CraftingContainer) context.getContainer();
List<List<ItemStack>> ogInput = display.getInput();
List<List<ItemStack>> input = Lists.newArrayListWithCapacity(craftingContainer.getCraftingWidth() * craftingContainer.getCraftingHeight());
for (int i = 0; i < craftingContainer.getCraftingWidth() * craftingContainer.getCraftingHeight(); i++) {
input.add(Lists.newArrayList());
}
for (int i = 0; i < ogInput.size(); i++) {
List<ItemStack> ogStacks = ogInput.get(i);
if (display instanceof DefaultShapedDisplay) {
if (!ogInput.get(i).isEmpty())
input.set(DefaultCraftingCategory.getSlotWithSize(display, i), ogInput.get(i));
} else if (!ogInput.get(i).isEmpty())
input.set(i, ogInput.get(i));
}
buf.writeInt(input.size());
for (List<ItemStack> stacks : input) {
buf.writeInt(stacks.size());
for (ItemStack stack : stacks) {
buf.writeItemStack(stack);
}
}
ClientSidePacketRegistry.INSTANCE.sendToServer(RoughlyEnoughItemsNetwork.MOVE_ITEMS_PACKET, buf);
return Result.createSuccessful();
}
@Override
public double getPriority() {
return -10;
}
public boolean canUseMovePackets() {
return ClientSidePacketRegistry.INSTANCE.canServerReceive(RoughlyEnoughItemsNetwork.MOVE_ITEMS_PACKET);
}
public boolean hasItems(List<List<ItemStack>> inputs) {
// Create a clone of player's inventory, and count
DefaultedList<ItemStack> copyMain = DefaultedList.create();
for (ItemStack stack : MinecraftClient.getInstance().player.inventory.main) {
copyMain.add(stack.copy());
}
for (List<ItemStack> possibleStacks : inputs) {
boolean done = possibleStacks.isEmpty();
for (ItemStack possibleStack : possibleStacks) {
if (!done) {
int invRequiredCount = possibleStack.getCount();
for (ItemStack stack : copyMain) {
if (ItemStack.areItemsEqualIgnoreDamage(possibleStack, stack)) {
while (invRequiredCount > 0 && !stack.isEmpty()) {
invRequiredCount--;
stack.decrement(1);
}
}
}
if (invRequiredCount <= 0) {
done = true;
}
}
}
if (!done)
return false;
}
return true;
}
}
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