TileEntityIceCreamMaker

package com.chef.mod.tileentity;

import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.init.Items;
import net.minecraft.inventory.Container;
import net.minecraft.inventory.IInventory;
import net.minecraft.inventory.ISidedInventory;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagList;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.EnumFacing;

import com.chef.mod.Debugger;
import com.chef.mod.blocks.IceCreamMaker;
import com.chef.mod.container.ContainerIceCreamMaker;
import com.chef.mod.crafting.IceCreamMakerRecipes;
import com.chef.mod.init.MyItems;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

public class TileEntityIceCreamMaker extends TileEntity implements ISidedInventory {
    private static final int[] slotsTop = new int[] { 0, 1 };
    private static final int[] slotsBottom = new int[] { 3 };
    private static final int[] slotsSides = new int[] { 2 };

    private ItemStack slots[];

    public TileEntityIceCreamMaker() {
        slots = new ItemStack[4];
    }

    public int ice;

    public int cookTime;

    public static final int maxIce = 10000;

    public static final int iceCreamMakerSpeed = 125;

    private String customName;

    public int scaledIceLevel;

    public int getSizeInventory() {
        return this.slots.length;
    }

    public ItemStack getStackInSlot(int index) {
        return this.slots[index];
    }

    public ItemStack decrStackSize(int index, int count) {
        if (this.slots[index] != null) {
            ItemStack itemstack;

            if (this.slots[index].stackSize <= count) {
                itemstack = this.slots[index];
                this.slots[index] = null;
                return itemstack;
            } else {
                itemstack = this.slots[index].splitStack(count);

                if (this.slots[index].stackSize == 0) {
                    this.slots[index] = null;
                }

                return itemstack;
            }
        } else {
            return null;
        }
    }

    public ItemStack getStackInSlotOnClosing(int index) {
        if (this.slots[index] != null) {
            ItemStack itemstack = this.slots[index];
            this.slots[index] = null;
            return itemstack;
        } else {
            return null;
        }
    }

    @Override
    public void setInventorySlotContents(int i, ItemStack itemstack) {
        slots[i] = itemstack;
        if (itemstack != null && itemstack.stackSize > getInventoryStackLimit()) {
            itemstack.stackSize = getInventoryStackLimit();
        }
    }

    public void readFromNBT(NBTTagCompound compound) {
        super.readFromNBT(compound);
        NBTTagList nbttaglist = compound.getTagList("Items", 10);
        this.slots = new ItemStack[this.getSizeInventory()];

        for (int i = 0; i < nbttaglist.tagCount(); ++i) {
            NBTTagCompound nbttagcompound1 = nbttaglist.getCompoundTagAt(i);
            byte b0 = nbttagcompound1.getByte("Slot");

            if (b0 >= 0 && b0 < this.slots.length) {
                this.slots[b0] = ItemStack.loadItemStackFromNBT(nbttagcompound1);
            }
        }

        ice = compound.getShort("PowerTime");
        cookTime = compound.getShort("CookTime");

        if (compound.hasKey("CustomName", 8)) {
            this.customName = compound.getString("CustomName");
        }
    }

    public void writeToNBT(NBTTagCompound compound) {
        super.writeToNBT(compound);

        compound.setShort("PowerTime", (short) ice);
        compound.setShort("CookTime", (short) cookTime);

        NBTTagList nbttaglist = new NBTTagList();

        for (int i = 0; i < this.slots.length; ++i) {
            if (this.slots[i] != null) {
                NBTTagCompound nbttagcompound1 = new NBTTagCompound();
                nbttagcompound1.setByte("Slot", (byte) i);
                this.slots[i].writeToNBT(nbttagcompound1);
                nbttaglist.appendTag(nbttagcompound1);
            }
        }

        compound.setTag("Items", nbttaglist);

        if (this.hasCustomInventoryName()) {
            compound.setString("CustomName", this.customName);
        }
    }

    public int getInventoryStackLimit() {
        return 64;
    }

    public boolean hasIce() {
        return ice > 0;
    }

    public boolean isIcing() {
        return this.cookTime > 0;
    }

    public void updateEntity() {

        boolean flag = this.hasIce();
        boolean flag1 = false;

        if (hasIce() && this.isIcing()) {

            this.ice--;
        }

        if (!worldObj.isRemote) {
            if (this.hasItemIceTime(this.slots[2]) && this.ice <= (this.maxIce - this.getItemIceTime(this.slots[2]))) {
                this.ice += getItemIceTime(this.slots[2]);

                if (this.slots[2] != null) {
                    flag1 = true;

                    this.slots[2].stackSize--;

                    if (this.slots[2].stackSize == 0) {
                        this.slots[2] = this.slots[2].getItem().getContainerItem(this.slots[2]);
                    }
                }
            }

                flag1 = true;

                scaledIceLevel = Math.round(this.ice / 1000);
                IceCreamMaker.updateBlockState(this.isIcing(), this.worldObj, this.xCoord, this.yCoord, this.zCoord);

            if (hasIce() && canIce()) {
                cookTime++;

                if (this.cookTime == this.iceCreamMakerSpeed) {
                    this.cookTime = 1;
                    this.iceItem();
                    flag1 = true;
                }
            } else {
                cookTime = 0;
            }
        }

        if (flag1) {

            this.markDirty();
        }
    }

    private boolean canIce() {

        if (slots[0] == null || slots[1] == null) {
            return false;

        } else {

            ItemStack itemstack = IceCreamMakerRecipes.getIceCreamResult(slots[0].getItem(), slots[1].getItem());

            if (itemstack == null)
                return false;
            if (this.slots[3] == null)
                return true;
            if (!this.slots[3].isItemEqual(itemstack))
                return false;

            int result = this.slots[3].stackSize + itemstack.stackSize;

            return (result <= getInventoryStackLimit() && result <= itemstack.getMaxStackSize());
        }
    }

    public void iceItem() {
        if (this.canIce()) {
            ItemStack itemstack = IceCreamMakerRecipes.getIceCreamResult(this.slots[0].getItem(), slots[1].getItem());

            if (this.slots[3] == null) {
                this.slots[3] = itemstack.copy();
            } else if (this.slots[3].getItem() == itemstack.getItem()) {
                this.slots[3].stackSize += itemstack.stackSize; // Forge BugFix:
                                                                // Results may
                                                                // have multiple
                                                                // items
            }

            for (int i = 0; i < 2; i++) {
                if (slots[i].stackSize <= 0) {
                    slots[i] = new ItemStack(slots[i].getItem().setFull3D());
                } else {
                    slots[i].stackSize--;
                }

                if (slots[i].stackSize <= 0) {
                    slots[i] = null;
                }
            }
        }
    }

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

            if (item == MyItems.ice_shard)
                return 50;

            return 0;
        }
    }

    public static boolean hasItemIceTime(ItemStack itemstack) {
        return getItemIceTime(itemstack) > 0;
    }

    public boolean isUseableByPlayer(EntityPlayer player) {
        return this.worldObj.getTileEntity(this.xCoord, this.yCoord, this.zCoord) != this ? false : player.getDistanceSq((double) this.xCoord + 0.5D,
                (double) this.yCoord + 0.5D, (double) this.zCoord + 0.5D) <= 64.0D;
    }

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

    public int[] getSlotsForFace(EnumFacing side) {
        return side == EnumFacing.DOWN ? slotsBottom : (side == EnumFacing.UP ? slotsTop : slotsSides);
    }

    public int getIceMakerProgressScaled(int i) {
        return (cookTime * i) / iceCreamMakerSpeed;
    }

    public int getIceRemainingScaled(int i) {
        return (ice * i) / maxIce;
    }

    public String getGuiID() {
        return "chef:iceCreamMaker";
    }

    public Container createContainer(InventoryPlayer playerInventory, EntityPlayer playerIn) {
        return new ContainerIceCreamMaker(playerInventory, this);
    }

    public int getField(int id) {
        switch (id) {
        case 0:
            // Burn time
            return this.ice;
        case 1:
            // Cook time
            return this.cookTime;
        default:
            return 0;
        }
    }

    public void setField(int id, int value) {
        switch (id) {
        case 0:
            this.ice = value;
            break;
        case 1:
            this.cookTime = value;
            break;
        }
    }

    public int getFieldCount() {
        return 3;
    }

    public void clear() {
        for (int i = 0; i < this.slots.length; ++i) {
            this.slots[i] = null;
        }
    }

    @Override
    public String getInventoryName() {
        return this.hasCustomInventoryName() ? this.customName : "container.iceCreamMaker";
    }

    @Override
    public boolean hasCustomInventoryName() {
        return this.customName != null && this.customName.length() > 0;
    }

    public void openInventory() {}
    public void closeInventory() {}

    @Override
    public int[] getAccessibleSlotsFromSide(int i) {
        if (i == 0) {
            return slotsBottom;
        } else if (i == 1) {
            return slotsTop;
        } else {
            return slotsSides;
        }
    }

    @Override
    public boolean canInsertItem(int i, ItemStack itemstack, int j) {
        return this.isItemValidForSlot(i, itemstack);
    }

    @Override
    public boolean canExtractItem(int i, ItemStack itemstack, int j) {
        return j != 0 || i != 1 || itemstack.getItem() == Items.bucket;
    }
}