<?php

namespace TablePress\PhpOffice\PhpSpreadsheet\Calculation;

/**
 * PARTLY BASED ON:
 * Copyright (c) 2007 E. W. Bachtal, Inc.
 *
 * 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.
 *
 * https://ewbi.blogs.com/develops/2007/03/excel_formula_p.html
 * https://ewbi.blogs.com/develops/2004/12/excel_formula_p.html
 */
class FormulaToken
{
	// Token types
	const TOKEN_TYPE_NOOP = 'Noop';
	const TOKEN_TYPE_OPERAND = 'Operand';
	const TOKEN_TYPE_FUNCTION = 'Function';
	const TOKEN_TYPE_SUBEXPRESSION = 'Subexpression';
	const TOKEN_TYPE_ARGUMENT = 'Argument';
	const TOKEN_TYPE_OPERATORPREFIX = 'OperatorPrefix';
	const TOKEN_TYPE_OPERATORINFIX = 'OperatorInfix';
	const TOKEN_TYPE_OPERATORPOSTFIX = 'OperatorPostfix';
	const TOKEN_TYPE_WHITESPACE = 'Whitespace';
	const TOKEN_TYPE_UNKNOWN = 'Unknown';

	// Token subtypes
	const TOKEN_SUBTYPE_NOTHING = 'Nothing';
	const TOKEN_SUBTYPE_START = 'Start';
	const TOKEN_SUBTYPE_STOP = 'Stop';
	const TOKEN_SUBTYPE_TEXT = 'Text';
	const TOKEN_SUBTYPE_NUMBER = 'Number';
	const TOKEN_SUBTYPE_LOGICAL = 'Logical';
	const TOKEN_SUBTYPE_ERROR = 'Error';
	const TOKEN_SUBTYPE_RANGE = 'Range';
	const TOKEN_SUBTYPE_MATH = 'Math';
	const TOKEN_SUBTYPE_CONCATENATION = 'Concatenation';
	const TOKEN_SUBTYPE_INTERSECTION = 'Intersection';
	const TOKEN_SUBTYPE_UNION = 'Union';

	/**
	 * Value.
	 *
	 * @var string
	 */
	private $value;

	/**
	 * Token Type (represented by TOKEN_TYPE_*).
	 *
	 * @var string
	 */
	private $tokenType;

	/**
	 * Token SubType (represented by TOKEN_SUBTYPE_*).
	 *
	 * @var string
	 */
	private $tokenSubType;

	/**
	 * Create a new FormulaToken.
	 *
	 * @param string $value
	 * @param string $tokenType Token type (represented by TOKEN_TYPE_*)
	 * @param string $tokenSubType Token Subtype (represented by TOKEN_SUBTYPE_*)
	 */
	public function __construct($value, $tokenType = self::TOKEN_TYPE_UNKNOWN, $tokenSubType = self::TOKEN_SUBTYPE_NOTHING)
	{
		// Initialise values
		$this->value = $value;
		$this->tokenType = $tokenType;
		$this->tokenSubType = $tokenSubType;
	}

	/**
	 * Get Value.
	 *
	 * @return string
	 */
	public function getValue()
	{
		return $this->value;
	}

	/**
	 * Set Value.
	 *
	 * @param string $value
	 */
	public function setValue($value): void
	{
		$this->value = $value;
	}

	/**
	 * Get Token Type (represented by TOKEN_TYPE_*).
	 *
	 * @return string
	 */
	public function getTokenType()
	{
		return $this->tokenType;
	}

	/**
	 * Set Token Type (represented by TOKEN_TYPE_*).
	 *
	 * @param string $value
	 */
	public function setTokenType($value): void
	{
		$this->tokenType = $value;
	}

	/**
	 * Get Token SubType (represented by TOKEN_SUBTYPE_*).
	 *
	 * @return string
	 */
	public function getTokenSubType()
	{
		return $this->tokenSubType;
	}

	/**
	 * Set Token SubType (represented by TOKEN_SUBTYPE_*).
	 *
	 * @param string $value
	 */
	public function setTokenSubType($value): void
	{
		$this->tokenSubType = $value;
	}
}
