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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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namespace Spatie\LaravelIgnition\Support;
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use Illuminate\Support\Collection;
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class StringComparator
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{
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    /**
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     * @param array<int|string, string> $strings
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     * @param string $input
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     * @param int $sensitivity
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     *
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     * @return string|null
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     */
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    public static function findClosestMatch(array $strings, string $input, int $sensitivity = 4): ?string
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    {
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        $closestDistance = -1;
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        $closestMatch = null;
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        foreach ($strings as $string) {
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            $levenshteinDistance = levenshtein($input, $string);
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            if ($levenshteinDistance === 0) {
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                $closestMatch = $string;
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                $closestDistance = 0;
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                break;
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            }
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            if ($levenshteinDistance <= $closestDistance || $closestDistance < 0) {
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                $closestMatch = $string;
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                $closestDistance = $levenshteinDistance;
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            }
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        }
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        if ($closestDistance <= $sensitivity) {
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            return $closestMatch;
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        }
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        return null;
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    }
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    /**
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     * @param array<int, string> $strings
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     * @param string $input
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     *
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     * @return string|null
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     */
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    public static function findSimilarText(array $strings, string $input): ?string
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    {
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        if (empty($strings)) {
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            return null;
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        }
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        return Collection::make($strings)
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            ->sortByDesc(function (string $string) use ($input) {
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                similar_text($input, $string, $percentage);
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                return $percentage;
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            })
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            ->first();
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    }
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}