package de.ellpeck.actuallyadditions.blocks;

import de.ellpeck.actuallyadditions.api.ActuallyAdditionsAPI;
import de.ellpeck.actuallyadditions.api.laser.Network;
import de.ellpeck.actuallyadditions.ActuallyAdditions;
import de.ellpeck.actuallyadditions.blocks.base.BlockContainerBase;
import de.ellpeck.actuallyadditions.config.ConfigValues;
import de.ellpeck.actuallyadditions.inventory.GuiHandler;
import de.ellpeck.actuallyadditions.items.ItemEngineerGoggles;
import de.ellpeck.actuallyadditions.items.ItemLaserRelayUpgrade;
import de.ellpeck.actuallyadditions.items.ItemLaserWrench;
import de.ellpeck.actuallyadditions.tile.*;
import de.ellpeck.actuallyadditions.util.StackUtil;
import de.ellpeck.actuallyadditions.util.StringUtil;
import net.minecraft.block.BlockDirectional;
import net.minecraft.block.SoundType;
import net.minecraft.block.material.Material;
import net.minecraft.block.state.BlockFaceShape;
import net.minecraft.block.state.BlockStateContainer;
import net.minecraft.block.state.IBlockState;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.ScaledResolution;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.EnumRarity;
import net.minecraft.item.ItemStack;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.EnumHand;
import net.minecraft.util.Mirror;
import net.minecraft.util.Rotation;
import net.minecraft.util.math.AxisAlignedBB;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.RayTraceResult;
import net.minecraft.util.text.TextFormatting;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.common.ToolType;
import net.minecraftforge.event.entity.player.PlayerInteractEvent;
import net.minecraftforge.fml.common.eventhandler.Event;
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

public class BlockLaserRelay extends BlockContainerBase implements IHudDisplay {

    //This took way too much fiddling around. I'm not good with numbers.
    private static final float F = 1 / 16F;
    private static final AxisAlignedBB AABB_UP = new AxisAlignedBB(2 * F, 0, 2 * F, 1 - 2 * F, 10 * F, 1 - 2 * F);
    private static final AxisAlignedBB AABB_DOWN = new AxisAlignedBB(2 * F, 6 * F, 2 * F, 1 - 2 * F, 1, 1 - 2 * F);
    private static final AxisAlignedBB AABB_NORTH = new AxisAlignedBB(2 * F, 2 * F, 6 * F, 1 - 2 * F, 1 - 2 * F, 1);
    private static final AxisAlignedBB AABB_EAST = new AxisAlignedBB(0, 2 * F, 2 * F, 1 - 6 * F, 1 - 2 * F, 1 - 2 * F);
    private static final AxisAlignedBB AABB_SOUTH = new AxisAlignedBB(2 * F, 2 * F, 0, 1 - 2 * F, 1 - 2 * F, 1 - 6 * F);
    private static final AxisAlignedBB AABB_WEST = new AxisAlignedBB(6 * F, 2 * F, 2 * F, 1, 1 - 2 * F, 1 - 2 * F);

    private final Type type;

    public BlockLaserRelay(Type type) {
        super(Properties.create(Material.ROCK)
                .hardnessAndResistance(1.5f, 10.0f)
                .harvestTool(ToolType.PICKAXE)
                .sound(SoundType.STONE));

        this.type = type;

        // todo: migrate to better way of handling this...
        if (this.type.ordinal() == 0) {
            MinecraftForge.EVENT_BUS.register(this);
        }
    }

    @SubscribeEvent
    public void onBlockRightClick(PlayerInteractEvent.RightClickBlock event) {
        EntityPlayer player = event.getEntityPlayer();
        World world = event.getWorld();
        ItemStack stack = event.getItemStack();
        BlockPos pos = event.getPos();

        if (player != null && world != null && StackUtil.isValid(stack) && pos != null) {
            IBlockState state = event.getWorld().getBlockState(pos);
            if (state != null && state.getBlock() instanceof BlockLaserRelay) {
                if (player.isSneaking()) {
                    event.setUseBlock(Event.Result.ALLOW);
                }
            }
        }
    }

    @Override
    public AxisAlignedBB getBoundingBox(IBlockState state, IBlockAccess source, BlockPos pos) {
        switch (this.getMetaFromState(state)) {
        case 1:
            return AABB_UP;
        case 2:
            return AABB_NORTH;
        case 3:
            return AABB_SOUTH;
        case 4:
            return AABB_WEST;
        case 5:
            return AABB_EAST;
        default:
            return AABB_DOWN;
        }
    }

    @Override
    public boolean isFullCube(IBlockState state) {
        return false;
    }

    @Override
    public boolean isOpaqueCube(IBlockState state) {
        return false;
    }

    @Override
    public IBlockState getStateForPlacement(World world, BlockPos pos, EnumFacing side, float hitX, float hitY, float hitZ, int meta, EntityLivingBase base) {
        return this.getStateFromMeta(side.ordinal());
    }

    @Override
    public EnumRarity getRarity(ItemStack stack) {
        return EnumRarity.EPIC;
    }

    @Override
    public IBlockState getStateFromMeta(int meta) {
        return this.getDefaultState().withProperty(BlockDirectional.FACING, EnumFacing.byIndex(meta));
    }

    @Override
    public int getMetaFromState(IBlockState state) {
        return state.getValue(BlockDirectional.FACING).getIndex();
    }

    @Override
    protected BlockStateContainer createBlockState() {
        return new BlockStateContainer(this, BlockDirectional.FACING);
    }

    @Override
    public IBlockState withRotation(IBlockState state, Rotation rot) {
        return state.withProperty(BlockDirectional.FACING, rot.rotate(state.getValue(BlockDirectional.FACING)));
    }

    @Override
    public IBlockState withMirror(IBlockState state, Mirror mirror) {
        return this.withRotation(state, mirror.toRotation(state.getValue(BlockDirectional.FACING)));
    }

    @Override
    public boolean onBlockActivated(World world, BlockPos pos, IBlockState state, EntityPlayer player, EnumHand hand, EnumFacing par6, float par7, float par8, float par9) {
        ItemStack stack = player.getHeldItem(hand);
        TileEntity tile = world.getTileEntity(pos);
        if (tile instanceof TileEntityLaserRelay) {
            TileEntityLaserRelay relay = (TileEntityLaserRelay) tile;

            if (StackUtil.isValid(stack)) {
                if (stack.getItem() instanceof ItemLaserWrench) {
                    return false;
                } else if (stack.getItem() == ConfigValues.itemCompassConfigurator) {
                    if (!world.isRemote) {
                        relay.onCompassAction(player);

                        Network network = relay.getNetwork();
                        if (network != null) {
                            network.changeAmount++;
                        }

                        relay.markDirty();
                        relay.sendUpdate();
                    }

                    return true;
                } else if (stack.getItem() instanceof ItemLaserRelayUpgrade) {
                    ItemStack inRelay = relay.inv.getStackInSlot(0);
                    if (!StackUtil.isValid(inRelay)) {
                        if (!world.isRemote) {
                            if (!player.isCreative()) {
                                player.setHeldItem(hand, StackUtil.shrink(stack, 1));
                            }

                            ItemStack set = stack.copy();
                            set.setCount(1);
                            relay.inv.setStackInSlot(0, set);
                        }
                        return true;
                    }

                }
            }

            if (player.isSneaking()) {
                ItemStack inRelay = relay.inv.getStackInSlot(0).copy();
                if (StackUtil.isValid(inRelay)) {
                    if (!world.isRemote) {
                        relay.inv.setStackInSlot(0, StackUtil.getEmpty());

                        if (!player.inventory.addItemStackToInventory(inRelay)) {
                            player.entityDropItem(inRelay, 0);
                        }
                    }
                    return true;
                }
            }

            if (relay instanceof TileEntityLaserRelayItemWhitelist) {
                if (!world.isRemote) {
                    player.openGui(ActuallyAdditions.INSTANCE, GuiHandler.GuiTypes.LASER_RELAY_ITEM_WHITELIST.ordinal(), world, pos.getX(), pos.getY(), pos.getZ());
                }
                return true;
            }
        }
        return false;
    }

    @Override
    public TileEntity createNewTileEntity(World world, int i) {
        switch (this.type) {
        case ITEM:
            return new TileEntityLaserRelayItem();
        case ITEM_WHITELIST:
            return new TileEntityLaserRelayItemWhitelist();
        case ENERGY_ADVANCED:
            return new TileEntityLaserRelayEnergyAdvanced();
        case ENERGY_EXTREME:
            return new TileEntityLaserRelayEnergyExtreme();
        case FLUIDS:
            return new TileEntityLaserRelayFluids();
        default:
            return new TileEntityLaserRelayEnergy();
        }
    }

    @Override
    @SideOnly(Side.CLIENT)
    public void displayHud(Minecraft minecraft, EntityPlayer player, ItemStack stack, RayTraceResult posHit, ScaledResolution resolution) {
        if (posHit != null && posHit.getBlockPos() != null && minecraft.world != null) {
            boolean wearing = ItemEngineerGoggles.isWearing(player);
            if (wearing || StackUtil.isValid(stack)) {
                boolean compass = stack.getItem() == ConfigValues.itemCompassConfigurator;
                if (wearing || compass || stack.getItem() instanceof ItemLaserWrench) {
                    TileEntity tile = minecraft.world.getTileEntity(posHit.getBlockPos());
                    if (tile instanceof TileEntityLaserRelay) {
                        TileEntityLaserRelay relay = (TileEntityLaserRelay) tile;

                        String strg = relay.getExtraDisplayString();
                        minecraft.fontRenderer.drawStringWithShadow(strg, resolution.getScaledWidth() / 2 + 5, resolution.getScaledHeight() / 2 + 5, StringUtil.DECIMAL_COLOR_WHITE);

                        String expl;
                        if (compass) {
                            expl = relay.getCompassDisplayString();
                        } else {
                            expl = TextFormatting.GRAY.toString() + TextFormatting.ITALIC + StringUtil.localizeFormatted("info." + ActuallyAdditions.MODID + ".laserRelay.mode.noCompasss", StringUtil.localize(ConfigValues.itemCompassConfigurator.getTranslationKey() + ".name"));
                        }

                        StringUtil.drawSplitString(minecraft.fontRenderer, expl, resolution.getScaledWidth() / 2 + 5, resolution.getScaledHeight() / 2 + 15, Integer.MAX_VALUE, StringUtil.DECIMAL_COLOR_WHITE, true);
                    }
                }
            }
        }
    }

    @Override
    public void breakBlock(World world, BlockPos pos, IBlockState state) {
        super.breakBlock(world, pos, state);

        ActuallyAdditionsAPI.connectionHandler.removeRelayFromNetwork(pos, world);
    }

    @Override
    public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, IBlockState state, BlockPos pos, EnumFacing face) {
        return BlockFaceShape.UNDEFINED;
    }

    public enum Type {
        ENERGY_BASIC,
        ENERGY_ADVANCED,
        ENERGY_EXTREME,
        FLUIDS,
        ITEM,
        ITEM_WHITELIST
    }
}