FightSystem/FightSystem_14/src/de/steamwar/fightsystem/utils/FlatteningWrapper14.java

/*
    This file is a part of the SteamWar software.

    Copyright (C) 2021  SteamWar.de-Serverteam

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

package de.steamwar.fightsystem.utils;

import com.comphenix.tinyprotocol.Reflection;
import de.steamwar.fightsystem.record.REntity;
import org.bukkit.DyeColor;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.block.data.BlockData;
import org.bukkit.block.data.Waterlogged;
import org.bukkit.entity.EntityType;
import org.bukkit.event.block.BlockPhysicsEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.BlockDataMeta;
import org.bukkit.inventory.meta.ItemMeta;

import java.util.Objects;

public class FlatteningWrapper14 implements FlatteningWrapper.IFlatteningWrapper {
    @Override
    public DyeColor getSilver() {
        return DyeColor.LIGHT_GRAY;
    }

    @Override
    public boolean isWater(Block block) {
        if(block.getType() == Material.WATER)
            return true;

        BlockData data = block.getBlockData();
        if(!(data instanceof Waterlogged))
            return false;

        return ((Waterlogged) data).isWaterlogged();
    }

    @Override
    public boolean removeWater(Block block) {
        if(block.getType() == Material.WATER){
            block.setType(Material.AIR);
            return true;
        }

        BlockData data = block.getBlockData();
        if(!(data instanceof Waterlogged))
            return false;

        Waterlogged waterlogged = (Waterlogged) data;
        if(waterlogged.isWaterlogged()){
            block.setType(Material.AIR);
            return true;
        }

        return false;
    }

    @Override
    public boolean containsBlockMeta(ItemMeta meta) {
        return meta instanceof BlockDataMeta && ((BlockDataMeta)meta).hasBlockData();
    }

    @Override
    public boolean hasAttributeModifier(ItemStack stack) {
        return stack.hasItemMeta() && Objects.requireNonNull(stack.getItemMeta()).hasAttributeModifiers();
    }

    @Override
    public Material onBreak(Material type) {
        switch(type){
            case REDSTONE_WIRE:
                return Material.REDSTONE;
            case PISTON_HEAD:
                return Material.PISTON;
            case ICE:
                return Material.AIR;
            default:
                return type;
        }
    }

    @Override
    public boolean doRecord(BlockPhysicsEvent e) {
        return e.getBlock() == e.getSourceBlock() || e.getChangedType() == Material.AIR;
    }

    @Override
    public void forceLoadChunk(World world, int cX, int cZ) {
        world.setChunkForceLoaded(cX, cZ, true);
    }

    @Override
    public boolean checkPistonMoving(Block block) {
        return block.getType() == Material.MOVING_PISTON;
    }

    @Override
    public void setNamedSpawnPacketDataWatcher(Object packet) {
        // field not present
    }

    private static final Class<?> entityTypes = Reflection.getClass("{nms}.EntityTypes");
    private static final Reflection.FieldAccessor<?> spawnType = Reflection.getField(REntity.spawnPacket, entityTypes, 0);
    private static final Object tnt = Reflection.getField(entityTypes, "TNT", entityTypes).get(null);
    private static final Object arrow = Reflection.getField(entityTypes, "ARROW", entityTypes).get(null);
    private static final Object fireball = Reflection.getField(entityTypes, "FIREBALL", entityTypes).get(null);
    @Override
    public void setSpawnPacketType(Object packet, EntityType type) {
        switch(type) {
            case PRIMED_TNT:
                spawnType.set(packet, tnt);
                break;
            case ARROW:
                spawnType.set(packet, arrow);
                break;
            case FIREBALL:
                spawnType.set(packet, fireball);
                break;
        }
    }
}