"use strict";

const BOOLEAN_FALSE = Buffer.from([ 0 ]);
const BOOLEAN_TRUE = Buffer.from([ 1 ]);

module.exports = {
	encode: function (value, _asIndexKey) {
		return {
			value: (value === true)
				? BOOLEAN_TRUE
				: BOOLEAN_FALSE,
			auxiliaryBlob: undefined
		};
	},
	decode: function (buffer, offset) {
		let value = buffer.readUInt8(offset);
		let booleanValue;

		if (value === 0) {
			booleanValue = false;
		} else if (value === 1) {
			booleanValue = true;
		} else {
			throw new Error(`Invalid byte value while decoding boolean: ${value}`);
		}

		return {
			bytesRead: 1,
			value: booleanValue,
			auxiliaryBlob: undefined
		};
	}
};