Laravel\ExtraFieldsValidator\ExtraFieldsDetector::getFirstExtraField()

Complexity

Conditions	8
Paths	2

Size

Total Lines	32
Code Lines	17

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php
    public function getFirstExtraField(array $data, array $rules): ?string
    {
        $original = Arr::dot($data);
        $rules = Collection::make($rules);
        $keys = $rules->keys();
        $filtered = [];

        $rules->each(function ($rules, $key) use ($original, $keys, &$filtered) {
            if (is_string($rules)) {
                $rules = explode('|', $rules);
            }

            $nestedRules = $keys->filter(fn ($otherKey) => strpos($otherKey, $key.'.') === 0);

            if (in_array('array', $rules) && $nestedRules->isEmpty()) {
                $key .= '.*';
            }

            foreach ($original as $dotIndex => $element) {
                if (fnmatch($key, $dotIndex)) {
                    Arr::set($filtered, $dotIndex, $element);
                }
            }
        });

        $dottedFiltered = Arr::dot($filtered);

        if (empty($dottedFiltered) && !empty($original)) {
            return array_key_first($original);
        }

        return $this->getFirstMissingField($original, $dottedFiltered);
    }