TxTextControl\ReportingCloud\Assert\AssertDateTimeTrait

Complexity

Total Complexity

11

Size/Duplication

Total Lines	74
Duplicated Lines	0 %

Test Coverage

Coverage

94.44%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
B	assertDateTime()	0	37	9
A	getDateTimeLength()	0	19	2

<?php
declare(strict_types=1);

/**
 * ReportingCloud PHP Wrapper
 *
 * PHP wrapper for ReportingCloud Web API. Authored and supported by Text Control GmbH.
 *
 * @link      https://www.reporting.cloud to learn more about ReportingCloud
 * @link      https://github.com/TextControl/txtextcontrol-reportingcloud-php for the canonical source repository
 * @license   https://raw.githubusercontent.com/TextControl/txtextcontrol-reportingcloud-php/master/LICENSE.md
 * @copyright © 2019 Text Control GmbH
 */

namespace TxTextControl\ReportingCloud\Assert;

use DateTime;
use DateTimeZone;
use Exception;
use TxTextControl\ReportingCloud\ReportingCloud;

/**
 * Trait AssertDateTimeTrait
 *
 * @package TxTextControl\ReportingCloud
 * @author  Jonathan Maron (@JonathanMaron)
 */
trait AssertDateTimeTrait
{
    /**
     * Validate DateTime string
     *
     * @param string $value
     * @param string $message
     *
     * @return null
     * @throws \TxTextControl\ReportingCloud\Exception\InvalidArgumentException
     */
    public static function assertDateTime(string $value, string $message = '')
    {
        $timeZone   = ReportingCloud::DEFAULT_TIME_ZONE;
        $dateFormat = ReportingCloud::DEFAULT_DATE_FORMAT;

        $dateTimeZone = new DateTimeZone($timeZone);

        if (self::getDateTimeLength() !== strlen($value)) {
            $format  = '%s has an invalid number of characters in it';
            $message = sprintf($message ?: $format, self::valueToString($value));
            self::reportInvalidArgument($message);
        }

        try {
            $dateTime = DateTime::createFromFormat($dateFormat, $value, $dateTimeZone);
            if (!$dateTime) {
                $format  = '%s is syntactically invalid';
                $message = sprintf($message ?: $format, self::valueToString($value));
                self::reportInvalidArgument($message);
            }
            if (0 !== $dateTime->getOffset()) {
                $format  = '%s has an invalid offset';
                $message = sprintf($message ?: $format, self::valueToString($value));
                self::reportInvalidArgument($message);
            }
        } catch (Exception $e) {
            $format  = 'Internal error validating %s - %s';
            $message = sprintf(
                $message ?:
                $format,
                self::valueToString($value),
                self::valueToString($e->getMessage())
            );
            self::reportInvalidArgument($message);
        }

        return null;
    }

    /**
     * Get the length of the required dateTime string
     *
     * @return int
     */
    private static function getDateTimeLength()
    {
        $ret = 0;

        $timeZone   = ReportingCloud::DEFAULT_TIME_ZONE;
        $dateFormat = ReportingCloud::DEFAULT_DATE_FORMAT;

        $dateTimeZone = new DateTimeZone($timeZone);

        try {
            $dateTime = new DateTime('now', $dateTimeZone);
            $ret      = strlen($dateTime->format($dateFormat));
        } catch (Exception $e) {
            // continue;
        }

        unset($dateTimeZone, $dateTime);

        return $ret;
    }
}