package net.minecraft.server.permissions;

import com.mojang.serialization.Codec;
import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import net.minecraft.core.registries.BuiltInRegistries;

public interface PermissionCheck {
	Codec<PermissionCheck> CODEC = BuiltInRegistries.PERMISSION_CHECK_TYPE.byNameCodec().dispatch(PermissionCheck::codec, c -> c);

	boolean check(PermissionSet source);

	MapCodec<? extends PermissionCheck> codec();

	public static class AlwaysPass implements PermissionCheck {
		public static final PermissionCheck.AlwaysPass INSTANCE = new PermissionCheck.AlwaysPass();
		public static final MapCodec<PermissionCheck.AlwaysPass> MAP_CODEC = MapCodec.unit(INSTANCE);

		private AlwaysPass() {
		}

		@Override
		public boolean check(final PermissionSet source) {
			return true;
		}

		@Override
		public MapCodec<PermissionCheck.AlwaysPass> codec() {
			return MAP_CODEC;
		}
	}

	public record Require(Permission permission) implements PermissionCheck {
		public static final MapCodec<PermissionCheck.Require> MAP_CODEC = RecordCodecBuilder.mapCodec(
			i -> i.group(Permission.CODEC.fieldOf("permission").forGetter(PermissionCheck.Require::permission)).apply(i, PermissionCheck.Require::new)
		);

		@Override
		public MapCodec<PermissionCheck.Require> codec() {
			return MAP_CODEC;
		}

		@Override
		public boolean check(final PermissionSet source) {
			return source.hasPermission(this.permission);
		}
	}
}