package com.thevoxelbox.voxelsniper.brush;

import com.thevoxelbox.voxelsniper.Message;
import com.thevoxelbox.voxelsniper.SnipeData;
import com.thevoxelbox.voxelsniper.Undo;
import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.util.Vector;
import org.bukkit.util.noise.PerlinNoiseGenerator;

import java.util.ArrayList;
import java.util.Random;

public class HeatRayBrush extends Brush {

/*    private enum FlameableBlock
    {
        WOOD(Material.WOOD), SAPLING(Material.SAPLING), LOG(Material.LOG), LEAVES(Material.LEAVES), SPONGE(Material.SPONGE), WEB(Material.WEB), LONG_GRASS(Material.LONG_GRASS), DEAD_BUSH(Material.DEAD_BUSH), WOOL(Material.WOOL), YELLOW_FLOWER(Material.YELLOW_FLOWER), RED_ROSE(Material.RED_ROSE), TORCH(Material.TORCH), FIRE(Material.FIRE), WOOD_STAIRS(Material.WOOD_STAIRS), CROPS(Material.CROPS), SIGN_POST(Material.SIGN_POST), WOODEN_DOOR(Material.WOODEN_DOOR), LADDER(Material.LADDER), WALL_SIGN(Material.WALL_SIGN), WOOD_PLATE(Material.WOOD_PLATE), SNOW(Material.SNOW), ICE(Material.ICE), SUGAR_CANE_BLOCK(Material.SUGAR_CANE_BLOCK), FENCE(Material.FENCE), TRAP_DOOR(Material.TRAP_DOOR), VINE(Material.VINE), FENCE_GATE(Material.FENCE_GATE), WATER_LILLY(Material.WATER_LILY);

        private Material material;

        FlameableBlock(final Material material)
        {
            this.material = material;
        }
    }*/

    private static final double REQUIRED_OBSIDIAN_DENSITY = 0.6;
    private static final double REQUIRED_COBBLE_DENSITY = 0.5;
    private static final double REQUIRED_FIRE_DENSITY = -0.25;
    private static final double REQUIRED_AIR_DENSITY = 0;

    private static final ArrayList<Material> FLAMABLE_BLOCKS = new ArrayList<>();

    static {
        for (Material m : Material.values()) {
            if (!m.isLegacy() && m.isBlock() && m.isFlammable()) {
                FLAMABLE_BLOCKS.add(m);
            }
        }
    }

    private int octaves = 5;
    private double frequency = 1;
    private double amplitude = 0.3;


    /**
     * Default Constructor.
     */
    public HeatRayBrush() {
        this.setName("Heat Ray");
    }

    /**
     * Heat Ray executer.
     *
     * @param v
     */
    public final void heatRay(final SnipeData v) {
        final PerlinNoiseGenerator generator = new PerlinNoiseGenerator(new Random());

        final Vector targetLocation = this.getTargetBlock().getLocation().toVector();
        final Location currentLocation = new Location(this.getTargetBlock().getWorld(), 0, 0, 0);
        final Undo undo = new Undo();
        Block currentBlock;

        for (int z = v.getBrushSize(); z >= -v.getBrushSize(); z--) {
            for (int x = v.getBrushSize(); x >= -v.getBrushSize(); x--) {
                for (int y = v.getBrushSize(); y >= -v.getBrushSize(); y--) {
                    currentLocation.setX(this.getTargetBlock().getX() + x);
                    currentLocation.setY(this.getTargetBlock().getY() + y);
                    currentLocation.setZ(this.getTargetBlock().getZ() + z);

                    if (currentLocation.toVector().isInSphere(targetLocation, v.getBrushSize())) {
                        currentBlock = currentLocation.getBlock();
                        if (currentBlock.getType() == Material.CHEST) {
                            continue;
                        }

                        if (currentBlock.isLiquid()) {
                            undo.put(currentBlock);
                            currentBlock.setType(Material.AIR);
                            continue;
                        }

                        if (HeatRayBrush.FLAMABLE_BLOCKS.contains(currentBlock.getType())) {
                            undo.put(currentBlock);
                            currentBlock.setType(Material.FIRE);
                            continue;
                        }

                        if (!currentBlock.getType().equals(Material.AIR)) {
                            final double airDensity = generator.noise(currentLocation.getX(), currentLocation.getY(), currentLocation.getZ(), this.octaves, this.frequency, this.amplitude);
                            final double fireDensity = generator.noise(currentLocation.getX(), currentLocation.getY(), currentLocation.getZ(), this.octaves, this.frequency, this.amplitude);
                            final double cobbleDensity = generator.noise(currentLocation.getX(), currentLocation.getY(), currentLocation.getZ(), this.octaves, this.frequency, this.amplitude);
                            final double obsidianDensity = generator.noise(currentLocation.getX(), currentLocation.getY(), currentLocation.getZ(), this.octaves, this.frequency, this.amplitude);

                            if (obsidianDensity >= HeatRayBrush.REQUIRED_OBSIDIAN_DENSITY) {
                                undo.put(currentBlock);
                                if (currentBlock.getType() != Material.OBSIDIAN) {
                                    currentBlock.setType(Material.OBSIDIAN);
                                }
                            } else if (cobbleDensity >= HeatRayBrush.REQUIRED_COBBLE_DENSITY) {
                                undo.put(currentBlock);
                                if (currentBlock.getType() != Material.COBBLESTONE) {
                                    currentBlock.setType(Material.COBBLESTONE);
                                }
                            } else if (fireDensity >= HeatRayBrush.REQUIRED_FIRE_DENSITY) {
                                undo.put(currentBlock);
                                if (currentBlock.getType() != Material.FIRE) {
                                    currentBlock.setType(Material.FIRE);
                                }
                            } else if (airDensity >= HeatRayBrush.REQUIRED_AIR_DENSITY) {
                                undo.put(currentBlock);
                                if (!currentBlock.isEmpty()) {
                                    currentBlock.setType(Material.AIR);
                                }
                            }
                        }
                    }

                }
            }
        }

        v.owner().storeUndo(undo);
    }

    @Override
    protected final void arrow(final SnipeData v) {
        this.heatRay(v);
    }

    @Override
    protected final void powder(final SnipeData v) {
        this.heatRay(v);
    }

    @Override
    public final void info(final Message vm) {
        vm.brushName(this.getName());
        vm.custom(ChatColor.GREEN + "Octaves: " + this.octaves);
        vm.custom(ChatColor.GREEN + "Amplitude: " + this.amplitude);
        vm.custom(ChatColor.GREEN + "Frequency: " + this.frequency);
        vm.size();
    }

    @Override
    public final void parameters(final String[] par, final SnipeData v) {
        for (int i = 1; i < par.length; i++) {
            final String parameter = par[i].toLowerCase();

            if (parameter.equalsIgnoreCase("info")) {
                v.sendMessage(ChatColor.GOLD + "Heat Ray brush Parameters:");
                v.sendMessage(ChatColor.AQUA + "/b hr oct[int] -- Octaves parameter for the noise generator.");
                v.sendMessage(ChatColor.AQUA + "/b hr amp[float] -- Amplitude parameter for the noise generator.");
                v.sendMessage(ChatColor.AQUA + "/b hr freq[float] -- Frequency parameter for the noise generator.");
            }
            if (parameter.startsWith("oct")) {
                this.octaves = Integer.parseInt(parameter.replace("oct", ""));
                v.getVoxelMessage().custom(ChatColor.GREEN + "Octaves: " + this.octaves);
            } else if (parameter.startsWith("amp")) {
                this.amplitude = Double.parseDouble(parameter.replace("amp", ""));
                v.getVoxelMessage().custom(ChatColor.GREEN + "Amplitude: " + this.amplitude);
            } else if (parameter.startsWith("freq")) {
                this.frequency = Double.parseDouble(parameter.replace("freq", ""));
                v.getVoxelMessage().custom(ChatColor.GREEN + "Frequency: " + this.frequency);
            }
        }
    }

    @Override
    public String getPermissionNode() {
        return "voxelsniper.brush.heatray";
    }
}