<?php

namespace FootyRoom\Support\Utils;

class EmailObfuscator
{
    /**
     * Obfuscates given email address.
     *
     * @param  string $email
     *
     * @return string
     */
    public static function obfuscate($email)
    {
        $chars = str_split($email);
        $hiddenEmail = [];

        for ($i = 0; $i < count($chars); $i++) {
            if ($i < 1 || $i+5 >= count($chars) || $chars[$i+1] == '@' || $chars[$i] == '@') {
                $hiddenEmail[] = $chars[$i];
            } else {
                $hiddenEmail[] = '*';
            }
        }

        return implode('', $hiddenEmail);
    }
}