<?php

if ( ! defined( 'ABSPATH' ) ) {
    exit; // Exit if accessed directly
}

class WPF_WPEP extends WPF_Integrations_Base {

    /**
     * Gets things started
     *
     * @access  public
     * @since   1.0
     * @return  void
     */

    public function init() {

        $this->slug = 'wpep';

        // Apply tags on course completion
        add_action( 'wpep_user_set_course_data', array( $this, 'apply_tags_wpep_complete' ), 10, 7 );

        // Restricted item button test
        add_filter( 'wpep_text_view_course', array( $this, 'restricted_item_button_text' ), 10, 2 );

        // Settings
        add_action( 'wpf_meta_box_content', array( $this, 'meta_box_content' ), 40, 2 );

    }


    /**
     * Applies tags when a WPEP course is completed
     *
     * @access public
     * @return void
     */

    public function apply_tags_wpep_complete( $key, $progress, $course_id, $section_id, $lesson_id, $user_id, $updated ) {

        if( $key == 'course_completed' && $progress == 1 ) {

            $wpf_settings = get_post_meta( $course_id, 'wpf-settings', true );

            if ( ! empty( $wpf_settings['apply_tags_wpep'] ) ) {
                wp_fusion()->user->apply_tags( $wpf_settings['apply_tags_wpep'], $user_id );
            }

        }

    }

    /**
     * Displays restricted item button text in course grid
     *
     * @access public
     * @return void
     */

    public function restricted_item_button_text( $text, $course_id ) {

        if( ! wp_fusion()->access->user_can_access( $course_id ) ) {

            $settings = get_post_meta( $course_id, 'wpf-settings', true );

            if( !empty( $settings['restricted_button_text'] ) ) {
                $text = $settings['restricted_button_text'];
            }

        }

        return $text;


    }


    /**
     * Adds WPEP fields to WPF meta box
     *
     * @access public
     * @return void
     */

    public function meta_box_content( $post, $settings ) {

        if ( $post->post_type != 'courses' ) {
            return;
        }

        echo '<p><label for="wpf-apply-tags-wpep"><small>Apply these tags when marked complete:</small></label>';

        wpf_render_tag_multiselect( array( 'setting' => $settings['apply_tags_wpep'], 'meta_name' => 'wpf-settings', 'field_id' => 'apply_tags_wpep' ) );

        echo '</p>';

        echo '<p><label for="wpf-restricted-course-message"><small>Button text to display when course is restricted:</small></label>';

        if( !isset( $settings['restricted_button_text'] ) ) {
            $settings['restricted_button_text'] = '';
        }

        echo '<input type="text" id="wpf-restricted-course-message" name="wpf-settings[restricted_button_text]" value="' . $settings['restricted_button_text']  . '">';

        echo '</p>';

    }


}

new WPF_WPEP;