<?php declare(strict_types=1);


namespace Komma\KMS\Auth;


class AuthValidationHelper
{
    /**
     * Get the password reset validation rules.
     *
     * @return array
     */
    public static function resetRules()
    {
        return [
            'token' => 'required',
            'email' => 'required|email',
            'password' => self::passwordRules().'|confirmed',
        ];
    }

    /**
     * Get the password reset validation messages.
     *
     * @return array
     */
    public static function resetMessages()
    {
        return [
            'required' => trans('KMS::validation.required'),
            'email' => trans('KMS::validation.email'),
            'confirmed' => trans('KMS::validation.confirmed'),
            'min' => trans('KMS::validation.min'),
            'password.regex' => trans('KMS::validation.custom.password.regex'),
        ];
    }

    /**
     * The rules for setting a password with a single password field
     *
     * @return array
     */
    public static function setRules() {
        return [
            'password' => self::passwordRules(),
        ];
    }

    /**
     * The special characters allowed in a password. But for displaying them to the user
     *
     * @return string
     */
    public static function allowedSpecialCharacters() {
        return '!@#$%^&*()_-+:;,.?';
    }

    /**
     * The special characters allowed in a password. But for use in regex
     */
    public static function allowedSpecialCharactersForRegex() {
        return '!@#$%^&*()_\-+:;,.?';
    }

    /**
     * Returns the minimum password length
     */
    public static function minLength()
    {
        return 8;
    }

    /**
     * @return string
     */
    private static function passwordRules() {
        return 'required|min:'.self::minLength().'|regex:/^[a-zA-Z0-9'.self::allowedSpecialCharactersForRegex().']+$/';
    }
}