content: /*
   * SoulFire
   * Copyright (C) 2024  AlexProgrammerDE
   *
   * This program is free software: you can redistribute it and/or modify
   * it under the terms of the GNU 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 General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program.  If not, see <https://www.gnu.org/licenses/>.
   */
  package com.soulfiremc.server.command.brigadier;
  
  import com.mojang.brigadier.StringReader;
  import com.mojang.brigadier.arguments.ArgumentType;
  import com.mojang.brigadier.context.CommandContext;
  import com.mojang.brigadier.exceptions.CommandSyntaxException;
  import com.soulfiremc.shared.UUIDHelper;
  import net.minecraft.world.entity.Entity;
  import net.minecraft.world.entity.player.Player;
  
  import java.util.Collection;
  import java.util.List;
  import java.util.function.Predicate;
  
  public final class EntityArgumentType implements ArgumentType<EntityArgumentType.EntityPredicate> {
    public static final EntityArgumentType INSTANCE = new EntityArgumentType();
  
    private EntityArgumentType() {}
  
    public static EntityPredicate getEntityMatcher(CommandContext<?> c, String argument) {
      return c.getArgument(argument, EntityPredicate.class);
    }
  
    @Override
    public Collection<String> getExamples() {
      return List.of(
        "Pistonmaster",
        "b1ae0778-4817-436c-96a3-a72c67cda060",
        "b1ae07784817436c96a3a72c67cda060"
      );
    }
  
    @Override
    public EntityPredicate parse(StringReader stringReader) throws CommandSyntaxException {
      var input = stringReader.readString();
      var parsedUniqueId = UUIDHelper.tryParseUniqueId(input);
  
      return entity -> {
        if (parsedUniqueId.isPresent() && entity.getUUID().equals(parsedUniqueId.get())) {
          return true;
        }
  
        if (!(entity instanceof Player player)) {
          return false;
        }
  
        return player.getGameProfile().name().equalsIgnoreCase(input);
      };
    }
  
    public interface EntityPredicate extends Predicate<Entity> {
    }
  }
  