redpower/src/main/java/com/eloraam/redpower/machine/TileFrameTube.java

package com.eloraam.redpower.machine;

import java.util.List;

import com.eloraam.redpower.RedPowerMachine;
import com.eloraam.redpower.core.BlockMultipart;
import com.eloraam.redpower.core.CoreLib;
import com.eloraam.redpower.core.IFrameLink;
import com.eloraam.redpower.core.WorldCoord;
import net.minecraft.block.Block;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;

public class TileFrameTube extends TileTube implements IFrameLink {
    public int StickySides = 63;

    @Override
    public boolean isFrameMoving() {
        return false;
    }

    @Override
    public boolean canFrameConnectIn(int dir) {
        return (this.StickySides & 1 << dir) > 0;
    }

    @Override
    public boolean canFrameConnectOut(int dir) {
        return (this.StickySides & 1 << dir) > 0;
    }

    @Override
    public WorldCoord getFrameLinkset() {
        return null;
    }

    @Override
    public int getExtendedID() {
        return 2;
    }

    @Override
    public Block getBlockType() {
        return RedPowerMachine.blockFrame;
    }

    @Override
    public void onHarvestPart(EntityPlayer player, int part, boolean willHarvest) {
        if (part == 29) {
            if (willHarvest) {
                CoreLib.dropItem(
                    super.worldObj,
                    super.xCoord,
                    super.yCoord,
                    super.zCoord,
                    new ItemStack(this.getBlockType(), 1, 2)
                );
            }

            super.flow.onRemove();
            if (super.CoverSides > 0) {
                this.replaceWithCovers();
                this.updateBlockChange();
            } else {
                this.deleteBlock();
            }
        } else {
            super.onHarvestPart(player, part, willHarvest);
        }
    }

    @Override
    public void addHarvestContents(List<ItemStack> ist) {
        this.addCoverableHarvestContents(ist);
        ist.add(new ItemStack(this.getBlockType(), 1, 2));
    }

    @Override
    public void setPartBounds(BlockMultipart block, int part) {
        if (part == 29) {
            block.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
        } else {
            super.setPartBounds(block, part);
        }
    }

    @Override
    public boolean canAddCover(int side, int cover) {
        if (side > 5) {
            return false;
        } else {
            int n = cover >> 8;
            return (n == 0 || n == 1 || n == 3 || n == 4)
                && (super.CoverSides & 1 << side) <= 0;
        }
    }

    void rebuildSticky() {
        int ss = 0;

        for (int i = 0; i < 6; ++i) {
            int m = 1 << i;
            if ((super.CoverSides & m) == 0) {
                ss |= m;
            } else {
                int n = super.Covers[i] >> 8;
                if (n == 1 || n == 4) {
                    ss |= m;
                }
            }
        }

        this.StickySides = ss;
    }

    @Override
    public boolean tryAddCover(int side, int cover) {
        if (!super.tryAddCover(side, cover)) {
            return false;
        } else {
            this.rebuildSticky();
            this.updateBlockChange();
            return true;
        }
    }

    @Override
    public int tryRemoveCover(int side) {
        int tr = super.tryRemoveCover(side);
        if (tr < 0) {
            return tr;
        } else {
            this.rebuildSticky();
            this.updateBlockChange();
            return tr;
        }
    }

    @Override
    public void readFromNBT(NBTTagCompound data) {
        super.readFromNBT(data);
        this.rebuildSticky();
    }

    @Override
    protected void readFromPacket(NBTTagCompound data) {
        super.readFromPacket(data);
        this.rebuildSticky();
    }

    @Override
    protected ItemStack getBasePickStack() {
        return new ItemStack(this.getBlockType(), 1, 2);
    }
}