TileEntityGrinder.java

package com.xenocorpse.wulfenite.tileentities;

import net.minecraft.block.Block;
import net.minecraft.block.material.Material;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.init.Items;
import net.minecraft.inventory.ISidedInventory;
import net.minecraft.item.Item;
import net.minecraft.item.ItemBlock;
import net.minecraft.item.ItemStack;
import net.minecraft.item.ItemTool;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagList;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.IChatComponent;
import net.minecraftforge.fml.common.registry.GameRegistry;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

import com.xenocorpse.wulfenite.blocks.BlockGrinder;
import com.xenocorpse.wulfenite.init.GrinderRecipes;
import com.xenocorpse.wulfenite.init.wulfeniteBlocks;
import com.xenocorpse.wulfenite.init.wulfeniteItems;

public class TileEntityGrinder extends TileEntity implements ISidedInventory{

    private static final int[] slotsTop = new int[] { 0 };
    private static final int[] slotsBottom = new int[] { 2, 1 };
    private static final int[] slotsSides = new int[] { 1 };

    private ItemStack[] grinderItemStacks = new ItemStack[3];

    public int grinderBurnTime;
    public int currentBurnTime;
    public int grinderGrindTime;

    private String grinderName;

    public void grinderName(String string){
        this.grinderName = string;
    }

    @Override
    public int getSizeInventory() {

        return this.grinderItemStacks.length;
    }

    @Override
    public ItemStack getStackInSlot(int slot) {

        return this.grinderItemStacks[slot];
    }

    @Override
    public ItemStack decrStackSize(int par1, int par2) {

        if(this.grinderItemStacks[par1] != null){
            ItemStack itemstack;
            if(this.grinderItemStacks[par1].stackSize <= par2){
                itemstack = this.grinderItemStacks[par1];
                this.grinderItemStacks[par1] = null;
                return itemstack;
            }else{
                itemstack = this.grinderItemStacks[par1].splitStack(par2);

                if(this.grinderItemStacks[par1].stackSize == 0){
                    this.grinderItemStacks[par1] = null;
                }
                return itemstack;
            }

        }else{
            return null;
        }
    }

    @Override
    public ItemStack getStackInSlotOnClosing(int par1) {
        if(this.grinderItemStacks[par1] != null){
            ItemStack itemstack = this.grinderItemStacks[par1];
            this.grinderItemStacks[par1] = null;
            return itemstack;
        }else{
            return null;
        }
    }

    @Override
    public void setInventorySlotContents(int par1, ItemStack itemstack) {
        this.grinderItemStacks[par1] = itemstack;

        if(itemstack != null && itemstack.stackSize > this.getInventoryStackLimit()){
            itemstack.stackSize = this.getInventoryStackLimit();
        }
    }

    @Override
    public String getName() {

        return this.hasCustomName() ? this.grinderName : "Grinder";
    }

    @Override
    public boolean hasCustomName() {

        return this.grinderName != null && this.grinderName.length() > 0;
    }

    @Override
    public int getInventoryStackLimit() {

        return 64;
    }

    public void readFromNBT(NBTTagCompound tagCompound) {
        super.readFromNBT(tagCompound);
        NBTTagList tagList = tagCompound.getTagList("Items", 10);
        this.grinderItemStacks = new ItemStack[this.getSizeInventory()];

        for (int i = 0; i < tagList.tagCount(); ++i) {
            NBTTagCompound tabCompound1 = tagList.getCompoundTagAt(i);
            byte byte0 = tabCompound1.getByte("Slot");

            if (byte0 >= 0 && byte0 < this.grinderItemStacks.length) {
                this.grinderItemStacks[byte0] = ItemStack.loadItemStackFromNBT(tabCompound1);
            }
        }

        this.grinderBurnTime = tagCompound.getShort("BurnTime");
        this.grinderGrindTime = tagCompound.getShort("GrindTime");
        this.currentBurnTime = getItemBurnTime(this.grinderItemStacks[1]);

        if (tagCompound.hasKey("CustomName", 8)) {
            this.grinderName = tagCompound.getString("CustomName");
        }
    }

    public void writeToNBT(NBTTagCompound tagCompound) {
        super.writeToNBT(tagCompound);
        tagCompound.setShort("BurnTime", (short) this.grinderBurnTime);
        tagCompound.setShort("GrindTime", (short) this.grinderBurnTime);
        NBTTagList tagList = new NBTTagList();

        for (int i = 0; i < this.grinderItemStacks.length; ++i) {
            if (this.grinderItemStacks[i] != null) {
                NBTTagCompound tagCompound1 = new NBTTagCompound();
                tagCompound1.setByte("Slot", (byte) i);
                this.grinderItemStacks[i].writeToNBT(tagCompound1);
                tagList.appendTag(tagCompound1);
            }
        }

        tagCompound.setTag("Items", tagList);

        if (this.hasCustomName()) {
            tagCompound.setString("CustomName", this.grinderName);
        }
    }

    @SideOnly(Side.CLIENT)
    public int getCookProgressScaled(int par1) {
        return this.grinderGrindTime * par1 / 200;
    }

    @SideOnly(Side.CLIENT)
    public int getBurnTimeRemainingScaled(int par1) {
        if (this.currentBurnTime == 0) {
            this.currentBurnTime = 200;
        }

        return this.grinderBurnTime * par1 / this.currentBurnTime;
    }

    public boolean isBurning() {
        return this.grinderBurnTime > 0;
    }

    public void updateEntity() {
        boolean flag = this.grinderBurnTime > 0;
        boolean flag1 = false;

        if (this.grinderBurnTime > 0) {
            --this.grinderBurnTime;
        }

        if (!this.worldObj.isRemote) {
            if (this.grinderBurnTime == 0 && this.canSmelt()) {
                this.currentBurnTime = this.grinderBurnTime = getItemBurnTime(this.grinderItemStacks[1]);

                if (this.grinderBurnTime > 0) {
                    flag1 = true;
                    if (this.grinderItemStacks[1] != null) {
                        --this.grinderItemStacks[1].stackSize;

                        if (this.grinderItemStacks[1].stackSize == 0) {
                            this.grinderItemStacks[1] = grinderItemStacks[1].getItem().getContainerItem(this.grinderItemStacks[1]);
                        }
                    }
                }
            }

            if (this.isBurning() && this.canSmelt()) {
                ++this.grinderGrindTime;
                if (this.grinderGrindTime == 200) {
                    this.grinderGrindTime = 0;
                    this.smeltItem();
                    flag1 = true;
                }
            } else {
                this.grinderGrindTime = 0;
            }
        }

        if (flag != this.grinderBurnTime > 0) {
            flag1 = true;
            BlockGrinder.updateBlockState(this.grinderBurnTime > 0, this.pos, this.worldObj);
        }

        if (flag1) {
            this.markDirty();
        }
    }

    private boolean canSmelt() {
        if (this.grinderItemStacks[0] == null) {
            return false;
        } else {
            ItemStack itemstack = GrinderRecipes.smelting().getSmeltingResult(this.grinderItemStacks[0]);
            if (itemstack == null) return false;
            if (this.grinderItemStacks[2] == null) return true;
            if (!this.grinderItemStacks[2].isItemEqual(itemstack)) return false;
            int result = grinderItemStacks[2].stackSize + itemstack.stackSize;
            return result <= getInventoryStackLimit() && result <= this.grinderItemStacks[2].getMaxStackSize();
        }
    }

    public void smeltItem() {
        if (this.canSmelt()) {
            ItemStack itemstack = GrinderRecipes.smelting().getSmeltingResult(this.grinderItemStacks[0]);

            if (this.grinderItemStacks[2] == null) {
                this.grinderItemStacks[2] = itemstack.copy();
            } else if (this.grinderItemStacks[2].getItem() == itemstack.getItem()) {
                this.grinderItemStacks[2].stackSize += itemstack.stackSize;
            }

            --this.grinderItemStacks[0].stackSize;

            if(this.grinderItemStacks[0].stackSize >= 0){
                this.grinderItemStacks[0] = null;
            }
        }
    }

    public static int getItemBurnTime(ItemStack itemstack){
        if(itemstack == null){
            return 0;
        }else{
            Item item = itemstack.getItem();

            if(item instanceof ItemBlock && Block.getBlockFromItem(item) != Blocks.air){
                Block block = Block.getBlockFromItem(item);

                if(block == wulfeniteBlocks.wulfenite_block){
                    return 200;
                }

                if(block.getMaterial() == Material.rock){
                    return 300;
                }
            }

            if(item == wulfeniteItems.item_wulfenite) return 1600;
            if(item instanceof ItemTool && ((ItemTool) item).getToolMaterialName().equals("EMERALD")) return 300;
            return GameRegistry.getFuelValue(itemstack);
        }
    }

    public static boolean isItemFuel(ItemStack itemstack){
        return getItemBurnTime(itemstack) > 0;
    }

    @Override
    public boolean isUseableByPlayer(EntityPlayer player) {
        return this.worldObj.getTileEntity(this.pos) != this ? false : player.getDistanceSq((double) this.pos.getX() + 0.5D, (double) this.pos.getY() + 0.5D, (double) this.pos.getZ() + 0.5D) <= 64.0D;
    }

    @Override
    public void openInventory(EntityPlayer player) {

    }

    @Override
    public void closeInventory(EntityPlayer player) {

    }

    @Override
    public boolean isItemValidForSlot(int par1, ItemStack itemstack) {
        return par1 == 2 ? false : (par1 == 1 ? isItemFuel(itemstack) : true);
    }

    @Override
    public int getField(int id) {

        return 0;
    }

    @Override
    public void setField(int id, int value) {


    }

    @Override
    public int getFieldCount() {

        return 0;
    }

    @Override
    public void clear() {


    }

    @Override
    public IChatComponent getDisplayName() {

        return null;
    }

    @Override
    public int[] getSlotsForFace(EnumFacing side) {

        return side == EnumFacing.UP ? slotsTop : slotsSides;
    }

    @Override
    public boolean canInsertItem(int par1, ItemStack itemstack, EnumFacing par3) {
        return this.isItemValidForSlot(par1, itemstack);

    }

    @Override
    public boolean canExtractItem(int par1, ItemStack itemstack, EnumFacing par3) {

        return true;

    }

}