<?php

namespace TablePress\PhpOffice\PhpSpreadsheet\Calculation\MathTrig;

use TablePress\PhpOffice\PhpSpreadsheet\Calculation\ArrayEnabled;
use TablePress\PhpOffice\PhpSpreadsheet\Calculation\Exception;
use TablePress\PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError;

class Base
{
	use ArrayEnabled;

	/**
	 * BASE.
	 *
	 * Converts a number into a text representation with the given radix (base).
	 *
	 * Excel Function:
	 *        BASE(Number, Radix [Min_length])
	 *
	 * @param mixed $number expect float
	 *                      Or can be an array of values
	 * @param mixed $radix expect float
	 *                      Or can be an array of values
	 * @param mixed $minLength expect int or null
	 *                      Or can be an array of values
	 *
	 * @return array|string the text representation with the given radix (base)
	 *         If an array of numbers is passed as an argument, then the returned result will also be an array
	 *            with the same dimensions
	 */
	public static function evaluate($number, $radix, $minLength = null)
	{
		if (is_array($number) || is_array($radix) || is_array($minLength)) {
			return self::evaluateArrayArguments([self::class, __FUNCTION__], $number, $radix, $minLength);
		}

		try {
			$number = (float) floor(Helpers::validateNumericNullBool($number));
			$radix = (int) Helpers::validateNumericNullBool($radix);
		} catch (Exception $e) {
			return $e->getMessage();
		}

		return self::calculate($number, $radix, $minLength);
	}

	/**
				 * @param mixed $minLength
				 */
				private static function calculate(float $number, int $radix, $minLength): string
	{
		if ($minLength === null || is_numeric($minLength)) {
			if ($number < 0 || $number >= 2 ** 53 || $radix < 2 || $radix > 36) {
				return ExcelError::NAN(); // Numeric range constraints
			}

			$outcome = strtoupper((string) base_convert("$number", 10, $radix));
			if ($minLength !== null) {
				$outcome = str_pad($outcome, (int) $minLength, '0', STR_PAD_LEFT); // String padding
			}

			return $outcome;
		}

		return ExcelError::VALUE();
	}
}
