Recca0120\Lodash\JString\Extensions\Chinese::toNumber()

Complexity

Conditions	7
Paths	10

Size

Total Lines	41
Code Lines	28

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	30
CRAP Score	7.0016

Importance

Changes

0

<?php
    public function toNumber()
    {
        $sum = 0;
        $matches = [];
        if ((bool) preg_match_all('/(?P<number>[一二三四五六七八九]+)?(?P<unit>[萬千百十])?/u', $this->subject, $matches, PREG_SET_ORDER) === false) {
            return $sum;
        }

        $sum = 0;
        foreach ((array) $matches as $token) {
            $unit = empty($token['unit']) === false ? $token['unit'] : '個';
            $unit = static::$numberUnits[$unit];
            if (empty($token['number']) === true) {
                $sum = ($sum === 0 ? 1 : $sum) * $unit;

                continue;
            }

            $number = $token['number'];
            $number = strtr($number, [
                '零' => 0,
                '一' => 1,
                '二' => 2,
                '三' => 3,
                '四' => 4,
                '五' => 5,
                '六' => 6,
                '七' => 7,
                '八' => 8,
                '九' => 9,
            ]);

            if ($unit >= 10000) {
                $sum = $sum * $unit;
            }

            $sum += ($number * $unit);
        }

        return $sum;
    }
}