package net.minecraft.village;

import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;

public class MerchantRecipe
{
    /** Item the Villager buys. */
    private ItemStack itemToBuy;

    /** Second Item the Villager buys. */
    private ItemStack secondItemToBuy;

    /** Item the Villager sells. */
    private ItemStack itemToSell;

    /**
     * Saves how much has been tool used when put into to slot to be enchanted.
     */
    private int toolUses;

    /** Maximum times this trade can be used. */
    private int maxTradeUses;
    private boolean rewardsExp;

    public MerchantRecipe(NBTTagCompound p_i1940_1_)
    {
        this.readFromTags(p_i1940_1_);
    }

    public MerchantRecipe(ItemStack p_i1941_1_, ItemStack p_i1941_2_, ItemStack p_i1941_3_)
    {
        this(p_i1941_1_, p_i1941_2_, p_i1941_3_, 0, 7);
    }

    public MerchantRecipe(ItemStack p_i45760_1_, ItemStack p_i45760_2_, ItemStack p_i45760_3_, int p_i45760_4_, int p_i45760_5_)
    {
        this.itemToBuy = p_i45760_1_;
        this.secondItemToBuy = p_i45760_2_;
        this.itemToSell = p_i45760_3_;
        this.toolUses = p_i45760_4_;
        this.maxTradeUses = p_i45760_5_;
        this.rewardsExp = true;
    }

    public MerchantRecipe(ItemStack p_i1942_1_, ItemStack p_i1942_2_)
    {
        this(p_i1942_1_, (ItemStack)null, p_i1942_2_);
    }

    public MerchantRecipe(ItemStack p_i1943_1_, Item p_i1943_2_)
    {
        this(p_i1943_1_, new ItemStack(p_i1943_2_));
    }

    /**
     * Gets the itemToBuy.
     */
    public ItemStack getItemToBuy()
    {
        return this.itemToBuy;
    }

    /**
     * Gets secondItemToBuy.
     */
    public ItemStack getSecondItemToBuy()
    {
        return this.secondItemToBuy;
    }

    /**
     * Gets if Villager has secondItemToBuy.
     */
    public boolean hasSecondItemToBuy()
    {
        return this.secondItemToBuy != null;
    }

    /**
     * Gets itemToSell.
     */
    public ItemStack getItemToSell()
    {
        return this.itemToSell;
    }

    public int getToolUses()
    {
        return this.toolUses;
    }

    public int getMaxTradeUses()
    {
        return this.maxTradeUses;
    }

    public void incrementToolUses()
    {
        ++this.toolUses;
    }

    public void increaseMaxTradeUses(int p_82783_1_)
    {
        this.maxTradeUses += p_82783_1_;
    }

    public boolean isRecipeDisabled()
    {
        return this.toolUses >= this.maxTradeUses;
    }

    public void func_82785_h()
    {
        this.toolUses = this.maxTradeUses;
    }

    public boolean getRewardsExp()
    {
        return this.rewardsExp;
    }

    public void readFromTags(NBTTagCompound p_77390_1_)
    {
        NBTTagCompound var2 = p_77390_1_.getCompoundTag("buy");
        this.itemToBuy = ItemStack.loadItemStackFromNBT(var2);
        NBTTagCompound var3 = p_77390_1_.getCompoundTag("sell");
        this.itemToSell = ItemStack.loadItemStackFromNBT(var3);

        if (p_77390_1_.hasKey("buyB", 10))
        {
            this.secondItemToBuy = ItemStack.loadItemStackFromNBT(p_77390_1_.getCompoundTag("buyB"));
        }

        if (p_77390_1_.hasKey("uses", 99))
        {
            this.toolUses = p_77390_1_.getInteger("uses");
        }

        if (p_77390_1_.hasKey("maxUses", 99))
        {
            this.maxTradeUses = p_77390_1_.getInteger("maxUses");
        }
        else
        {
            this.maxTradeUses = 7;
        }

        if (p_77390_1_.hasKey("rewardExp", 1))
        {
            this.rewardsExp = p_77390_1_.getBoolean("rewardExp");
        }
        else
        {
            this.rewardsExp = true;
        }
    }

    public NBTTagCompound writeToTags()
    {
        NBTTagCompound var1 = new NBTTagCompound();
        var1.setTag("buy", this.itemToBuy.writeToNBT(new NBTTagCompound()));
        var1.setTag("sell", this.itemToSell.writeToNBT(new NBTTagCompound()));

        if (this.secondItemToBuy != null)
        {
            var1.setTag("buyB", this.secondItemToBuy.writeToNBT(new NBTTagCompound()));
        }

        var1.setInteger("uses", this.toolUses);
        var1.setInteger("maxUses", this.maxTradeUses);
        var1.setBoolean("rewardExp", this.rewardsExp);
        return var1;
    }
}
