<?php

namespace WPD_Platform\Integrations\Learnpress\Actions;

use Dollie\SDK\Attributes\Action;
use Dollie\SDK\Base\AutomateAction;
use WPD_Platform\Integrations\LearnPress\LearnPress;
use WPD_Platform\Integrations\WordPress\WordPress;
use Dollie\SDK\Traits\SingletonLoader;

/**
 * LpEnrollUserCourse.
 * php version 5.6
 *
 * @category LpEnrollUserCourse
 * @author   BSF <username@example.com>
 * @license  https://www.gnu.org/licenses/gpl-3.0.html GPLv3
 * @link     https://www.brainstormforce.com/
 * @since    1.0.0
 */
#[Action(
    id: 'lp_enroll_user_course',
    label: 'Enroll User To Course',
    since: '1.0.0'
)]

/**
 * LpEnrollUserCourse
 *
 * @category LpEnrollUserCourse
 * @author   BSF <username@example.com>
 * @license  https://www.gnu.org/licenses/gpl-3.0.html GPLv3
 * @link     https://www.brainstormforce.com/
 * @since    1.0.0
 */
class LpEnrollUserCourse extends AutomateAction
{
    use SingletonLoader;

    /**
     * Integration type.
     *
     * @var string
     */
    public $integration = 'LearnPress';

    /**
     * Action name.
     *
     * @var string
     */
    public $action = 'lp_enroll_user_course';

    /**
     * Register a action.
     *
     * @param array $actions actions.
     * @return array
     */
    public function register($actions)
    {
        $actions[$this->integration][$this->action] = [
            'label' => __('Enroll User To Course', 'dollie'),
            'action' => $this->action,
            'function' => [$this, 'action_listener'],
        ];

        return $actions;
    }

    /**
     * Action listener.
     *
     * @param int   $user_id user_id.
     * @param int   $automation_id automation_id.
     * @param array $fields fields.
     * @param array $selected_options selectedOptions.
     * @psalm-suppress UndefinedMethod
     * @throws Exception Exception.
     *
     * @return array|bool|void
     */
    public function _action_listener($user_id, $automation_id, $fields, $selected_options)
    {
        $course_id = $selected_options['course'];
        $user_id = $selected_options['wp_user_email'];
        if (! function_exists('learn_press_get_user') ||
        ! function_exists('learn_press_get_course') || ! function_exists('learn_press_get_ip') ||
        ! function_exists('learn_press_get_user_agent') || ! class_exists('\LP_User_Item_Course') ||
        ! class_exists('LP_Order')) {
            return [
                'success' => false,
                'message' => 'LearnPress plugin class and functions does not exist.',
            ];
        }

        if (is_email($user_id)) {
            $user_data = get_user_by('email', $user_id);

            if ($user_data) {
                $user_id = $user_data->ID;
                $user = learn_press_get_user($user_id);
                $course = learn_press_get_course($course_id);
                if ($user->has_enrolled_course($course_id)) {
                    return [
                        'status' => 'error',
                        'message' => 'User already enrolled in course.',
                    ];
                }
                if ($course && $course->exists()) {
                    $order = new LP_Order();
                    $order->set_customer_note(__('Order created by DollieAI', 'dollie'));
                    $order->set_status('pending');
                    $order->set_total(0);
                    $order->set_subtotal(0);
                    $order->set_user_ip_address(learn_press_get_ip());
                    $order->set_user_agent(learn_press_get_user_agent());
                    $order->set_created_via('DollieAI');
                    $order->set_user_id($user_id);
                    $order_id = $order->save();
                    $order_item = [];
                    $order_item['order_item_name'] = $course->get_title();
                    $order_item['item_id'] = $course_id;
                    $order_item['quantity'] = 1;
                    $order_item['subtotal'] = 0;
                    $order_item['total'] = 0;
                    $item_id = $order->add_item($order_item, 1);
                    $order->update_status('completed');
                    $user_item_data = [
                        'user_id' => $user->get_id(),
                        'item_id' => $course->get_id(),
                        'ref_id' => $order_id,
                    ];
                    $user_item_data['status'] = 'enrolled';
                    $user_item_data['graduation'] = 'in-progress';
                    $user_item_data['start_time'] = current_time('mysql', true);
                    $user_item_new = new \LP_User_Item_Course($user_item_data);
                    $result = $user_item_new->update();

                    if (! $result) {
                        return [
                            'status' => 'error',
                            'message' => 'Can not enroll user to course.',
                        ];
                    }
                    do_action('learnpress/user/course-enrolled', $order_id, $course->get_id(), $user->get_id()); // @phpcs:ignore

                    return array_merge(
                        WordPress::get_user_context($user->get_id()),
                        LearnPress::get_lpc_course_context($course->get_id())
                    );
                } else {
                    return [
                        'status' => 'error',
                        'message' => 'Course not found.',
                    ];
                }
            } else {
                return [
                    'status' => 'error',
                    'message' => 'User not found',
                ];
            }
        } else {
            return [
                'status' => 'error',
                'message' => 'Please enter valid email address.',
            ];
        }
    }
}

LpEnrollUserCourse::get_instance();
