/*
* Copyright (c) CovertJaguar, 2014 http://railcraft.info
*
* This code is the property of CovertJaguar
* and may only be used with explicit written
* permission unless otherwise specified on the
* license page at http://railcraft.info/wiki/info:license.
*/
package mods.railcraft.common.blocks.tracks;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import net.minecraft.entity.item.EntityMinecart;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.util.IIcon;
import mods.railcraft.api.carts.CartTools;
import mods.railcraft.api.carts.ILinkageManager;
import mods.railcraft.api.core.items.IToolCrowbar;
import mods.railcraft.api.tracks.ITrackPowered;
import mods.railcraft.common.carts.LinkageManager;
import mods.railcraft.common.util.misc.Game;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
public class TrackCoupler extends TrackBaseRailcraft implements ITrackPowered {
private EntityMinecart taggedCart;
private boolean powered = false;
private boolean decouple = false;
@Override
public EnumTrack getTrackType() {
return EnumTrack.COUPLER;
}
@Override
public IIcon getIcon() {
int iconIndex = 0;
if (!isPowered())
iconIndex++;
if (decouple)
iconIndex += 2;
return getIcon(iconIndex);
}
@Override
public boolean blockActivated(EntityPlayer player) {
ItemStack current = player.getCurrentEquippedItem();
if (current != null && current.getItem() instanceof IToolCrowbar) {
IToolCrowbar crowbar = (IToolCrowbar) current.getItem();
if (crowbar.canWhack(player, current, getX(), getY(), getZ())) {
decouple = !decouple;
crowbar.onWhack(player, current, getX(), getY(), getZ());
if (Game.isNotHost(getWorld()))
markBlockNeedsUpdate();
else
sendUpdateToClient();
return true;
}
}
return false;
}
@Override
public void onMinecartPass(EntityMinecart cart) {
if (isPowered()) {
ILinkageManager lm = CartTools.getLinkageManager(cart.worldObj);
if (decouple) {
lm.breakLinks(cart);
LinkageManager.printDebug("Reason For Broken Link: Passed Decoupler Track.");
} else {
lm.createLink(taggedCart, cart);
taggedCart = cart;
}
}
}
@Override
public boolean isPowered() {
return powered;
}
@Override
public void setPowered(boolean powered) {
this.powered = powered;
}
@Override
public int getPowerPropagation() {
return 8;
}
@Override
public void writeToNBT(NBTTagCompound data) {
super.writeToNBT(data);
data.setBoolean("powered", powered);
data.setBoolean("decouple", decouple);
}
@Override
public void readFromNBT(NBTTagCompound data) {
super.readFromNBT(data);
powered = data.getBoolean("powered");
decouple = data.getBoolean("decouple");
if (data.getInteger("trackId") == EnumTrack.DECOUPLER.ordinal())
decouple = true;
}
@Override
public void writePacketData(DataOutputStream data) throws IOException {
super.writePacketData(data);
data.writeBoolean(powered);
data.writeBoolean(decouple);
}
@Override
public void readPacketData(DataInputStream data) throws IOException {
super.readPacketData(data);
boolean p = data.readBoolean();
boolean d = data.readBoolean();
boolean needsUpdate = false;
if (p != powered) {
powered = p;
needsUpdate = true;
}
if (d != decouple) {
decouple = d;
needsUpdate = true;
}
if (needsUpdate)
markBlockNeedsUpdate();
}
}