package net.minecraft.server;

import java.util.ArrayList;

public class MerchantRecipeList extends ArrayList<MerchantRecipe> {

    public MerchantRecipeList() {}

    public MerchantRecipeList(NBTTagCompound nbttagcompound) {
        this.a(nbttagcompound);
    }

    public MerchantRecipe a(ItemStack itemstack, ItemStack itemstack1, int i) {
        if (i > 0 && i < this.size()) {
            MerchantRecipe merchantrecipe = (MerchantRecipe) this.get(i);

            return this.a(itemstack, merchantrecipe.getBuyItem1()) && (itemstack1 == null && !merchantrecipe.hasSecondItem() || merchantrecipe.hasSecondItem() && this.a(itemstack1, merchantrecipe.getBuyItem2())) && itemstack.count >= merchantrecipe.getBuyItem1().count && (!merchantrecipe.hasSecondItem() || itemstack1.count >= merchantrecipe.getBuyItem2().count) ? merchantrecipe : null;
        } else {
            for (int j = 0; j < this.size(); ++j) {
                MerchantRecipe merchantrecipe1 = (MerchantRecipe) this.get(j);

                if (this.a(itemstack, merchantrecipe1.getBuyItem1()) && itemstack.count >= merchantrecipe1.getBuyItem1().count && (!merchantrecipe1.hasSecondItem() && itemstack1 == null || merchantrecipe1.hasSecondItem() && this.a(itemstack1, merchantrecipe1.getBuyItem2()) && itemstack1.count >= merchantrecipe1.getBuyItem2().count)) {
                    return merchantrecipe1;
                }
            }

            return null;
        }
    }

    private boolean a(ItemStack itemstack, ItemStack itemstack1) {
        return ItemStack.c(itemstack, itemstack1) && (!itemstack1.hasTag() || itemstack.hasTag() && GameProfileSerializer.a(itemstack1.getTag(), itemstack.getTag(), false));
    }

    public void a(PacketDataSerializer packetdataserializer) {
        packetdataserializer.writeByte((byte) (this.size() & 255));

        for (int i = 0; i < this.size(); ++i) {
            MerchantRecipe merchantrecipe = (MerchantRecipe) this.get(i);

            packetdataserializer.a(merchantrecipe.getBuyItem1());
            packetdataserializer.a(merchantrecipe.getBuyItem3());
            ItemStack itemstack = merchantrecipe.getBuyItem2();

            packetdataserializer.writeBoolean(itemstack != null);
            if (itemstack != null) {
                packetdataserializer.a(itemstack);
            }

            packetdataserializer.writeBoolean(merchantrecipe.h());
            packetdataserializer.writeInt(merchantrecipe.e());
            packetdataserializer.writeInt(merchantrecipe.f());
        }

    }

    public void a(NBTTagCompound nbttagcompound) {
        NBTTagList nbttaglist = nbttagcompound.getList("Recipes", 10);

        for (int i = 0; i < nbttaglist.size(); ++i) {
            NBTTagCompound nbttagcompound1 = nbttaglist.get(i);

            this.add(new MerchantRecipe(nbttagcompound1));
        }

    }

    public NBTTagCompound a() {
        NBTTagCompound nbttagcompound = new NBTTagCompound();
        NBTTagList nbttaglist = new NBTTagList();

        for (int i = 0; i < this.size(); ++i) {
            MerchantRecipe merchantrecipe = (MerchantRecipe) this.get(i);

            nbttaglist.add(merchantrecipe.k());
        }

        nbttagcompound.set("Recipes", nbttaglist);
        return nbttagcompound;
    }
}