ModItemEjector.java

package emasher.modules;

import cpw.mods.fml.common.registry.GameRegistry;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import emasher.api.SideConfig;
import emasher.api.SocketModule;
import emasher.api.SocketTileAccess;
import net.minecraft.entity.item.EntityItem;
import net.minecraft.init.Blocks;
import net.minecraft.item.ItemStack;
import net.minecraftforge.common.util.ForgeDirection;

import java.util.List;

public class ModItemEjector extends SocketModule {
	public ModItemEjector( int id ) {
		super( id, "eng_toolbox:itemEjector" );
	}

	@Override
	public String getLocalizedName() {
		return "Item Ejector";
	}
	
	@Override
	public void getToolTip( List l ) {
		l.add( "Ejects items into the world" );
	}
	
	@Override
	public void getIndicatorKey( List l ) {
		l.add( emasher.util.Config.PREF_GREEN() + "Inventory to pull from" );
		l.add( emasher.util.Config.PREF_RED() + "RS control circuit" );
		l.add( emasher.util.Config.PREF_DARK_PURPLE() + "RS control latch" );
	}
	
	@Override
	public void addRecipe() {
		GameRegistry.addShapedRecipe( new ItemStack( emasher.items.Items.module(), 1, moduleID ), "h", "d", "b", Character.valueOf( 'd' ), Blocks.dispenser, Character.valueOf( 'h' ), Blocks.trapdoor,
				Character.valueOf( 'u' ), Blocks.trapdoor, Character.valueOf( 'b' ), emasher.items.Items.blankSide() );
	}
	
	@Override
	public void onAdjChange( SocketTileAccess ts, SideConfig config, ForgeDirection side ) {
		onInventoryChange( config, config.inventory, ts, side, true );
	}
	
	@Override
	public void init( SocketTileAccess ts, SideConfig config, ForgeDirection side ) {
		onInventoryChange( config, config.inventory, ts, side, true );
	}
	
	@Override
	public void indicatorUpdated( SocketTileAccess ts, SideConfig config, ForgeDirection side ) {
		onInventoryChange( config, config.inventory, ts, side, true );
	}
	
	@Override
	public void onInventoryChange( SideConfig config, int index, SocketTileAccess ts, ForgeDirection side, boolean add ) {
		if( add ) {
			if( config.inventory != index ) return;
			if( config.inventory < 0 || config.inventory > 2 ) return;
			if( ts.getStackInInventorySlot( config.inventory ) == null ) return;
			int xo = ts.xCoord + side.offsetX;
			int yo = ts.yCoord + side.offsetY;
			int zo = ts.zCoord + side.offsetZ;
			//int id = ts.getWorldObj().getBlockId(xo, yo, zo);
			if( !ts.getWorldObj().isAirBlock( xo, yo, zo ) ) return;
			
			boolean allOff = true;
			
			for( int i = 0; i < 3; i++ ) {
				if( config.rsControl[i] ) {
					if( ts.getRSControl( i ) ) {
						dropItemsOnSide( ts, config, side, xo, yo, zo, ts.getStackInInventorySlot( config.inventory ) );
						return;
					}
					allOff = false;
				}
				
				if( config.rsLatch[i] ) {
					if( ts.getRSLatch( i ) ) {
						dropItemsOnSide( ts, config, side, xo, yo, zo, ts.getStackInInventorySlot( config.inventory ) );
						return;
					}
					allOff = false;
				}
			}
			
			if( allOff )
				dropItemsOnSide( ts, config, side, xo, yo, zo, ts.getStackInInventorySlot( config.inventory ) );
		}

		if( index == config.inventory ) {
			ts.sendClientInventorySlot( index );
		}
	}
	
	@Override
	public boolean hasInventoryIndicator() {
		return true;
	}
	
	@Override
	public boolean hasRSIndicator() {
		return true;
	}
	
	@Override
	public boolean hasLatchIndicator() {
		return true;
	}
	
	public void dropItemsOnSide( SocketTileAccess ts, SideConfig config, ForgeDirection side, int xo, int yo, int zo, ItemStack stack ) {
		if( !ts.getWorldObj().isRemote ) {
			float f = 0.7F;
			double d0 = ( double ) ( ts.getWorldObj().rand.nextFloat() * f ) + ( double ) ( 1.0F - f ) * 0.5D;
			double d1 = ( double ) ( ts.getWorldObj().rand.nextFloat() * f ) + ( double ) ( 1.0F - f ) * 0.5D;
			double d2 = ( double ) ( ts.getWorldObj().rand.nextFloat() * f ) + ( double ) ( 1.0F - f ) * 0.5D;
			EntityItem entityitem = new EntityItem( ts.getWorldObj(), ( double ) xo + d0, ( double ) yo + d1, ( double ) zo + d2, stack.copy() );
			entityitem.delayBeforeCanPickup = 1;
			ts.getWorldObj().spawnEntityInWorld( entityitem );
			ts.extractItemInternal( true, config.inventory, ts.getStackInInventorySlot( config.inventory ).stackSize );
			//ts.inventory.setInventorySlotContents(config.inventory, null);
		}
	}

	@SideOnly( Side.CLIENT )
	public ItemStack getItemToRender( SocketTileAccess ts, SideConfig config, ForgeDirection side ) {
		if( config.inventory != -1 ) return ts.getStackInInventorySlot( config.inventory );
		return null;
	}

}