package net.minecraft.nbt;

import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import net.minecraft.util.Mth;

public record DoubleTag(double value) implements NumericTag {
	private static final int SELF_SIZE_IN_BYTES = 16;
	public static final DoubleTag ZERO = new DoubleTag(0.0);
	public static final TagType<DoubleTag> TYPE = new TagType.StaticSize<DoubleTag>() {
		public DoubleTag load(final DataInput input, final NbtAccounter accounter) throws IOException {
			return DoubleTag.valueOf(readAccounted(input, accounter));
		}

		@Override
		public StreamTagVisitor.ValueResult parse(final DataInput input, final StreamTagVisitor output, final NbtAccounter accounter) throws IOException {
			return output.visit(readAccounted(input, accounter));
		}

		private static double readAccounted(final DataInput input, final NbtAccounter accounter) throws IOException {
			accounter.accountBytes(16L);
			return input.readDouble();
		}

		@Override
		public int size() {
			return 8;
		}

		@Override
		public String getName() {
			return "DOUBLE";
		}

		@Override
		public String getPrettyName() {
			return "TAG_Double";
		}
	};

	@Deprecated(
		forRemoval = true
	)
	public DoubleTag(double value) {
		this.value = value;
	}

	public static DoubleTag valueOf(final double data) {
		return data == 0.0 ? ZERO : new DoubleTag(data);
	}

	@Override
	public void write(final DataOutput output) throws IOException {
		output.writeDouble(this.value);
	}

	@Override
	public int sizeInBytes() {
		return 16;
	}

	@Override
	public byte getId() {
		return 6;
	}

	@Override
	public TagType<DoubleTag> getType() {
		return TYPE;
	}

	public DoubleTag copy() {
		return this;
	}

	@Override
	public void accept(final TagVisitor visitor) {
		visitor.visitDouble(this);
	}

	@Override
	public long longValue() {
		return (long)Math.floor(this.value);
	}

	@Override
	public int intValue() {
		return Mth.floor(this.value);
	}

	@Override
	public short shortValue() {
		return (short)(Mth.floor(this.value) & 65535);
	}

	@Override
	public byte byteValue() {
		return (byte)(Mth.floor(this.value) & 0xFF);
	}

	@Override
	public double doubleValue() {
		return this.value;
	}

	@Override
	public float floatValue() {
		return (float)this.value;
	}

	@Override
	public Number box() {
		return this.value;
	}

	@Override
	public StreamTagVisitor.ValueResult accept(final StreamTagVisitor visitor) {
		return visitor.visit(this.value);
	}

	@Override
	public String toString() {
		StringTagVisitor visitor = new StringTagVisitor();
		visitor.visitDouble(this);
		return visitor.build();
	}
}