BlockMachine.java

package org.halvors.electrometrics.common.block;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.block.Block;
import net.minecraft.block.material.Material;
import net.minecraft.client.renderer.texture.IIconRegister;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.ChatComponentText;
import net.minecraft.util.IIcon;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.world.World;
import org.halvors.electrometrics.Electrometrics;
import org.halvors.electrometrics.client.render.BlockRenderer;
import org.halvors.electrometrics.client.render.DefaultIcon;
import org.halvors.electrometrics.common.Reference;
import org.halvors.electrometrics.common.base.IElectricTier;
import org.halvors.electrometrics.common.base.ITier;
import org.halvors.electrometrics.common.base.MachineType;
import org.halvors.electrometrics.common.base.Tier;
import org.halvors.electrometrics.common.base.tile.ITileOwnable;
import org.halvors.electrometrics.common.base.tile.ITileRedstoneControl;
import org.halvors.electrometrics.common.item.ItemBlockMachine;
import org.halvors.electrometrics.common.tile.TileEntity;
import org.halvors.electrometrics.common.tile.machine.TileEntityElectricMachine;
import org.halvors.electrometrics.common.tile.machine.TileEntityElectricityMeter;
import org.halvors.electrometrics.common.tile.machine.TileEntityElectricityStorage;
import org.halvors.electrometrics.common.util.LanguageUtils;
import org.halvors.electrometrics.common.util.MachineUtils;
import org.halvors.electrometrics.common.util.PlayerUtils;

import java.util.List;

/**
 * Block class for handling multiple machine block IDs.
 *
 * 0: Basic Electricity Meter
 * 1: Advanced Electricity Meter
 * 2: Elite Electricity Meter
 * 3: Ultimate Electricity Meter
 */
public class BlockMachine extends BlockRotatable {
	public BlockMachine() {
		super("Machine", Material.iron);

		setHardness(2F);
		setResistance(4F);
		setStepSound(soundTypeMetal);
	}

	@Override
	public TileEntity createNewTileEntity(World world, int metadata) {
		MachineType machineType = MachineType.getType(this, metadata);

		return machineType.getTileEntity();
	}

	@Override
	@SideOnly(Side.CLIENT)
	public void registerIcons(IIconRegister iconRegister) {
		super.registerIcons(iconRegister);

		IIcon topIcon = iconRegister.registerIcon(Reference.PREFIX + name + "Top");
		IIcon inputIcon = iconRegister.registerIcon(Reference.PREFIX + name + "Input");
		IIcon outputIcon = iconRegister.registerIcon(Reference.PREFIX + name + "Output");
		DefaultIcon defaultTopIcon = DefaultIcon.getActivePair(topIcon, 1);

		// Adding all icons for the machine types.
		for (MachineType machineType : MachineType.values()) {
			BlockRenderer.loadDynamicTextures(iconRegister,
					machineType.getUnlocalizedName(),
					iconMetadataList[machineType.getMetadata()],
					defaultBlockIcon,
					defaultTopIcon,
					DefaultIcon.getActivePair(outputIcon, 4),
					DefaultIcon.getActivePair(inputIcon, 5));
		}
	}

	@SuppressWarnings("unchecked")
	@Override
	@SideOnly(Side.CLIENT)
	public void getSubBlocks(Item item, CreativeTabs creativetabs, List list) {
		// Making all MachineTypes available in creative mode.
        for (MachineType machineType : MachineType.values()) {
            if (machineType.isEnabled()) {
                switch (machineType) {
                    case BASIC_ELECTRICITY_METER:
                    case ADVANCED_ELECTRICITY_METER:
                    case ELITE_ELECTRICITY_METER:
                    case ULTIMATE_ELECTRICITY_METER:
                        ItemStack itemStack = machineType.getItemStack();
                        ItemBlockMachine itemBlockMachine = (ItemBlockMachine) itemStack.getItem();
                        itemBlockMachine.setElectricTier(itemStack, Tier.Electric.getFromMachineType(machineType));

                        list.add(itemStack);
                        break;

                    default:
                        list.add(machineType.getItemStack());
                        break;
                }
            }
		}
	}

	@Override
	public void onBlockClicked(World world, int x, int y, int z, EntityPlayer player) {
		if (!world.isRemote) {
			TileEntity tileEntity = TileEntity.getTileEntity(world, x, y, z);
			MachineType machineType = MachineType.getType(this, world.getBlockMetadata(x, y, z));

			// Display a message the the player clicking this block if not the owner.
			if (tileEntity instanceof ITileOwnable) {
				ITileOwnable tileOwnable = (ITileOwnable) tileEntity;

				if (!tileOwnable.isOwner(player)) {
					player.addChatMessage(new ChatComponentText(String.format(LanguageUtils.localize("tooltip.blockOwnedBy"), machineType.getLocalizedName(), tileOwnable.getOwnerName())));
				}
			}
		}
	}

	@Override
	public boolean onBlockActivated(World world, int x, int y, int z, EntityPlayer player, int facing, float playerX, float playerY, float playerZ) {
        TileEntity tileEntity = TileEntity.getTileEntity(world, x, y, z);

        if (!MachineUtils.hasUsableWrench(player, x, y, z)) {
            if (!player.isSneaking()) {
                // Check whether or not this ITileOwnable has a owner, if not set the current player as owner.
                if (tileEntity instanceof ITileOwnable) {
                    ITileOwnable tileOwnable = (ITileOwnable) tileEntity;

                    if (!tileOwnable.hasOwner()) {
                        tileOwnable.setOwner(player);
                    }
                }

                // Open the GUI.
                player.openGui(Electrometrics.getInstance(), 0, world, x, y, z);

                return true;
            }
        } else {
            if (!world.isRemote && player.isSneaking()) {
                dismantleBlock(world, x, y, z, false);

                return true;
            }
        }

		return super.onBlockActivated(world, x, y, z, player, facing, playerX, playerY, playerZ);
	}

	@Override
	public void onBlockPlacedBy(World world, int x, int y, int z, EntityLivingBase entity, ItemStack itemStack) {
		TileEntity tileEntity = TileEntity.getTileEntity(world, x, y, z);

		// If this TileEntity implements ITileRedstoneControl, check if it's getting powered.
		if (tileEntity instanceof ITileRedstoneControl) {
			ITileRedstoneControl tileRedstoneControl = (ITileRedstoneControl) tileEntity;
			tileRedstoneControl.setPowered(world.isBlockIndirectlyGettingPowered(x, y, z));
		}

		// Check if this entity is a player.
		if (entity instanceof EntityPlayer) {
			EntityPlayer player = (EntityPlayer) entity;

			// If this TileEntity implements ITileOwnable, we set the owner.
			if (tileEntity instanceof ITileOwnable) {
				ITileOwnable tileOwnable = (ITileOwnable) tileEntity;
				tileOwnable.setOwner(player);
			}
		}

		super.onBlockPlacedBy(world, x, y, z, entity, itemStack);
	}

	@Override
	public void onNeighborBlockChange(World world, int x, int y, int z, Block block) {
		if (!world.isRemote) {
			TileEntity tileEntity = TileEntity.getTileEntity(world, x, y, z);

			if (tileEntity instanceof TileEntityElectricMachine) {
				TileEntityElectricMachine tileEntityElectricMachine = (TileEntityElectricMachine) tileEntity;
				tileEntityElectricMachine.onNeighborChange();
			}
		}
	}

	@Override
	public boolean removedByPlayer(World world, EntityPlayer player, int x, int y, int z, boolean willHarvest) {
		if (!player.capabilities.isCreativeMode && !world.isRemote && canHarvestBlock(player, world.getBlockMetadata(x, y, z))) {
			dismantleBlock(world, x, y, z, false);
		}

		return world.setBlockToAir(x, y, z);
	}

	@Override
	public ItemStack getPickBlock(MovingObjectPosition target, World world, int x, int y, int z, EntityPlayer player) {
		TileEntity tileEntity = TileEntity.getTileEntity(world, x, y, z);
		MachineType machineType = MachineType.getType(this, tileEntity.getBlockMetadata());
		ItemStack itemStack = machineType.getItemStack();
		ItemBlockMachine itemBlockMachine = (ItemBlockMachine) itemStack.getItem();

		if (tileEntity instanceof ITier) {
			ITier tiered = (ITier) tileEntity;

			itemBlockMachine.setTier(itemStack, tiered.getTier());
		}

		if (tileEntity instanceof IElectricTier) {
			IElectricTier electricTiered = (IElectricTier) tileEntity;

			itemBlockMachine.setElectricTier(itemStack, electricTiered.getElectricTier());
		}

		if (tileEntity instanceof ITileRedstoneControl) {
			ITileRedstoneControl tileRedstoneControl = (ITileRedstoneControl) tileEntity;

			itemBlockMachine.setRedstoneControlType(itemStack, tileRedstoneControl.getControlType());
		}

		if (tileEntity instanceof TileEntityElectricityStorage) {
			TileEntityElectricityStorage tileEntityElectricityStorage = (TileEntityElectricityStorage) tileEntity;

			itemBlockMachine.setElectricityStored(itemStack, tileEntityElectricityStorage.getStorage().getEnergyStored());
		}

		if (tileEntity instanceof TileEntityElectricityMeter) {
			TileEntityElectricityMeter tileEntityElectricityMeter = (TileEntityElectricityMeter) tileEntity;

			itemBlockMachine.setElectricityCount(itemStack, tileEntityElectricityMeter.getElectricityCount());
			itemBlockMachine.setElectricityStored(itemStack, tileEntityElectricityMeter.getStorage().getEnergyStored());
		}

		return itemStack;
	}

	@Override
	public float getBlockHardness(World world, int x, int y, int z) {
		if (world.isRemote) {
			TileEntity tileEntity = TileEntity.getTileEntity(world, x, y, z);

			// If this TileEntity implements ITileOwnable, we check if there is a owner.
			if (tileEntity instanceof ITileOwnable) {
				ITileOwnable tileOwnable = (ITileOwnable) tileEntity;

				return tileOwnable.isOwner(PlayerUtils.getClientPlayer()) ? blockHardness : -1;
			}
		}

		return blockHardness;
	}

	@Override
	public float getExplosionResistance(Entity entity, World world, int x, int y, int z, double explosionX, double explosionY, double explosionZ) {
		if (world.isRemote) {
			TileEntity tileEntity = TileEntity.getTileEntity(world, x, y, z);

			if (tileEntity instanceof ITileOwnable) {
				ITileOwnable tileOwnable = (ITileOwnable) tileEntity;

				return tileOwnable.isOwner(PlayerUtils.getClientPlayer()) ? blockResistance : -1;
			}
		}

		return blockResistance;
	}
}