<?php

/**
 * LDCCRM For Wordpress usage
 *
 * @category API
 * @package  None
 * @author   Jérémy Munsch <jeremy.munsch@ldc.fr>
 * @license  MIT https://opensource.org/licenses/MIT
 * @link     /
 */

namespace LDC\LDCCRM\WordPress;

use LDC\LDCCRM\Models\Question;
use ReflectionClass;

/**
 * Class de gestion de la segmentation question avec Wordpress (ce truc immonde)
 *
 * @category API
 * @package LDCCrmClient
 * @subpackage Wordpress
 * @author   Jérémy Munsch <jeremy.munsch@ldc.fr>
 * @license  MIT https://opensource.org/licenses/MIT
 * @link     /
 */
abstract class WPCrmQuestion
{

    /**
     * Get all questions only
     *
     * @return array
     *
     * with \LDC\LDCCRM\Models\Question[]
     * @throws \LDC\LDCCRM\Exceptions\CrmException
     * if an error occurs on server side or on getting response
     * @throws \LDC\LDCCRM\Exceptions\ApiErrorException
     * If any error or \LDC\LDCCRM\Enums\ApiError occurs
     */
    public function getAll(): array
    {
        return Question::all();
    }

    /**
     * Get all the questions with user answers
     *
     * @param \LDC\LDCCRM\WordPress\WPCrmUser $user
     * @return array
     *
     *   [
     *        0 => [
     *             'question' => \LDC\LDCCRM\Models\Question,
     *             'customerAnswers' => \LDC\LDCCRM\Models\Answer[]
     *        ]
     *   ]
     *
     * with \LDC\LDCCRM\Models\Question[]
     * and the customer \LDC\LDCCRM\Models\Answer[]
     * @throws \LDC\LDCCRM\Exceptions\CrmException
     * if an error occurs on server side or on getting response
     * @throws \LDC\LDCCRM\Exceptions\ApiErrorException
     * If any error or \LDC\LDCCRM\Enums\ApiError occurs
     */
    public function allWithCustomerAnswers(WPCrmUser $user): array
    {
        if (!self::getRawProperty($user, 'customer')) {
            WPCrm::getUserFromApi($user->hashcode);
        }
        /** @var \LDC\LDCCRM\Models\Customer */
        $customer = self::getRawProperty($user, 'customer');
        return Question::allWithCustomerAnswers($customer);
    }

    /**
     * Get unanswered question for a specific customer
     *
     * @param \LDC\LDCCRM\WordPress\WPCrmUser $user
     * @return \LDC\LDCCRM\Models\Question[]
     * @throws \LDC\LDCCRM\Exceptions\CrmException
     * if an error occurs on server side or on getting response
     * @throws \LDC\LDCCRM\Exceptions\ApiErrorException
     * If any error or \LDC\LDCCRM\Enums\ApiError occurs
     */
    public function unansweredBy(WPCrmUser $user): array
    {
        if (!self::getRawProperty($user, 'customer')) {
            WPCrm::getUserFromApi($user->hashcode);
        }
        /** @var \LDC\LDCCRM\Models\Customer */
        $customer = self::getRawProperty($user, 'customer');
        return Question::unansweredBy($customer);
    }

    /**
     * Get a property
     *
     * @param string $field
     * @param mixed $value
     * @return mixed
     */
    protected static function getRawProperty(object $object, string $field)
    {
        $refClass = new ReflectionClass(\get_class($object));
        $refProp = $refClass->getProperty($field);
        $refProp->setAccessible(true);
        return $refProp->getValue($object);
    }
}