<?php

namespace app\services;

use app\controllers\PublicController;
use yii\db\ActiveRecord;

class Validate
{

    /**
     * @param string $uc
     * @param $cb
     * @return mixed|null
     */
    public static function login(string $uc, $cb)
    {
        $p = self::getPost();
        if (!$p) return null;
        $email_login = $p('email_login');
        $password = $p('password');
        if (!$email_login)
            self::error('email_login', 'This field is required');
        if (!$password)
            self::error('password', 'This field is required');
        /** @var \app\models\_Base $uc */
        $user = $uc::find()->where(['email_login' => $email_login])->one();
        if (!$user)
            self::error('email_login', 'Unknown email');
        if (!$user->verifyPassword($password))
            self::error('password', 'Wrong password');

        if($user->is_active != 1)
            self::error('email_login', 'This user is not active');

        return $cb($user);
    }

    public static function defaultValidation($validation = null) {
            if($validation) {
                $key = array_keys($validation)[0];
                self::error($key, $validation[$key], $validation[0] ?? []);
            }
    }

    private static function error($field, $message, $params = [])
    {
        header('Content-type: application/json');
        echo json_encode([
            'error' => true,
            'field' => $field,
            'message' => \Yii::t('cms', $message, $params)
        ]);
        exit;
    }

    private static function getPost()
    {
        if ($_SERVER['REQUEST_METHOD'] == 'POST')
            return function ($param) {
                if (isset($_POST[$param]))
                    return $_POST[$param];
                return null;
            };
    }
}