TerraForged/src/main/java/com/terraforged/material/Materials.java

/*
 *
 * MIT License
 *
 * Copyright (c) 2020 TerraForged
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.terraforged.material;

import com.terraforged.api.material.WGTags;
import com.terraforged.api.material.layer.LayerManager;
import com.terraforged.api.material.state.States;
import com.terraforged.core.concurrent.ObjectPool;
import com.terraforged.util.DummyBlockReader;
import it.unimi.dsi.fastutil.objects.ObjectOpenHashSet;
import it.unimi.dsi.fastutil.objects.ObjectSets;
import net.minecraft.block.AirBlock;
import net.minecraft.block.Block;
import net.minecraft.block.BlockState;
import net.minecraft.block.ConcretePowderBlock;
import net.minecraft.block.GrassBlock;
import net.minecraft.block.MyceliumBlock;
import net.minecraft.tags.BlockTags;
import net.minecraft.tags.Tag;
import net.minecraft.util.math.BlockPos;

import java.util.Set;

public class Materials {

    public final LayerManager layerManager = new LayerManager();
    public final Set<Block> stone = create(WGTags.STONE, States.STONE.getBlock());
    public final Set<Block> dirt = create(WGTags.DIRT, States.DIRT.getBlock());
    public final Set<Block> clay = create(WGTags.CLAY, States.CLAY.getBlock());
    public final Set<Block> sediment = create(WGTags.SEDIMENT, States.GRAVEL.getBlock());
    public final Set<Block> erodible = create(WGTags.ERODIBLE, null);

    public LayerManager getLayerManager() {
        return layerManager;
    }

    public boolean isStone(Block block) {
        return stone.contains(block);
    }

    public boolean isEarth(Block block) {
        return dirt.contains(block);
    }

    public boolean isClay(Block block) {
        return clay.contains(block);
    }

    public boolean isSediment(Block block) {
        return sediment.contains(block);
    }

    public boolean isErodible(Block block) {
        return erodible.contains(block);
    }

    public boolean isAir(Block block) {
        return block instanceof AirBlock;
    }

    public boolean isGrass(Block block) {
        return block instanceof GrassBlock || block instanceof MyceliumBlock;
    }

    public boolean isSand(Block block) {
        return BlockTags.SAND.contains(block) && !(block instanceof ConcretePowderBlock);
    }

    private static Set<Block> create(Tag<Block> tag, Block def) {
        ObjectOpenHashSet<Block> set = new ObjectOpenHashSet<>(tag.getAllElements());
        if (set.isEmpty() && def != null) {
            set.add(def);
        }
        return ObjectSets.unmodifiable(set);
    }

    public static float getHardness(BlockState state) {
        try (ObjectPool.Item<DummyBlockReader> reader = DummyBlockReader.pooled()) {
            reader.getValue().set(state);
            return state.getBlockHardness(reader.getValue(), BlockPos.ZERO);
        }
    }
}