<?php

add_action( 'init', 'register_communaute' );
function register_communaute() {
	register_post_type( 'communaute', array(
		'label'         => 'Communautés',
		'public'        => false,
		'show_ui'       => true,
		'supports'      => array( 'title', 'thumbnail', 'editor' ),
		'has_archive'   => false,
		'menu_icon'     => 'dashicons-groups',
		'menu_position' => 21,
	) );

    if ( function_exists('acf_add_local_field_group') ) {
        acf_add_local_field_group(array (
            'key'    => 'group_58e6ad73c6b2d',
            'title'  => 'Détails de la communauté',
            'fields' => array (
                array (
                    'key'               => 'field_58e6adcbc1c4f',
                    'label'             => 'Identifiant du groupe',
                    'name'              => 'id',
                    'type'              => 'text',
                    'instructions'      => '',
                    'required'          => 0,
                    'conditional_logic' => 0,
                    'wrapper'           => array (
                        'width' => '',
                        'class' => '',
                        'id'    => '',
                    ),
                    'default_value' => '',
                    'placeholder'   => '',
                    'prepend'       => '',
                    'append'        => '',
                    'maxlength'     => '',
                ),
            ),
            'location' => array (
                array (
                    array (
                        'param'    => 'post_type',
                        'operator' => ' == ',
                        'value'    => 'communaute',
                    ),
                ),
            ),
            'menu_order'            => 0,
            'position'              => 'normal',
            'style'                 => 'default',
            'label_placement'       => 'top',
            'instruction_placement' => 'label',
            'hide_on_screen'        => '',
            'active'                => 1,
            'description'           => '',
        ));
    }
}

function w_get_meetup_api( $action = false, $args ) {
    $url = 'https://api.meetup.com/';
    $key = '7d5e797b4b421f521f5a253568481050';
    if ( ! $action ) {
        return false;
    }
    $url .= $action;
    $args['key'] = $key;
    $args['sign'] = true;

    $url = add_query_arg( $args, $url );

    $q = wp_remote_get( $url, array( 
        'timeout' => 100,
    ) );
    if ( 200 === wp_remote_retrieve_response_code( $q ) ) {
        $body = wp_remote_retrieve_body( $q );
        $body = json_decode( $body );
        return $body;
    }
}

function w_get_group_id( $group ) {
    return get_post_meta( $group->ID, 'id', true );
}

function w_get_meetup_groups() {
    $groups = get_posts( array(
        'posts_per_page'   => 99,
        'post_type'        => 'communaute',
        'no_found_rows'    => 1,
        'suppress_filters' => false,
    ) );
    $groups = array_map( 'w_get_group_id', $groups );
    $groups = array_filter( $groups );
    return $groups;
}

function w_parse_events( $event ) {
    $out = [
        'post' => [
            'post_title'        => $event->name,
            'post_content'      => $event->description, 
            'post_date'         => date( 'Y-m-d H:i:s', $event->created / 1000 ),
            'post_date_gmt'     => gmdate( 'Y-m-d H:i:s', $event->created / 1000 ),
            'post_modified'     => date( 'Y-m-d H:i:s', $event->updated / 1000 ),
            'post_modified_gmt' => gmdate( 'Y-m-d H:i:s', $event->updated / 1000 ),
            'post_author'       => $event->description, 
            'post_type'         => 'event', 
            'post_status'       => 'publish', 
        ], 
        'meta' => [
            '_meetup_id'           => $event->id,
            'wpfr_event_url'       => $event->event_url,
            'wpfr_event_price'     => 'Gratuit',
            'wpfr_event_organizer' => $event->group->name,
            'wpfr_event_gmap'      => [
                'address' => implode( ', ', [ $event->venue->name, $event->venue->address_1, $event->venue->city] ),
                'lat'     => $event->venue->lat,
                'lng'     => $event->venue->lon, 
            ],
            'wpfr_event_start'     => date( 'Y-m-d H:i:s', $event->time / 1000 ),
            'wpfr_event_end'       => date( 'Y-m-d H:i:s', ( $event->time + $event->duration ) / 1000 ),
        ],
    ];

    if ( isset( $event->fee ) ) {
        $out['meta']['wpfr_event_price'] = $event->fee->amount . ' €';
    }
    return $out;
}

function get_event_to_insert( $event ) {
    $p = get_posts( array(
        'post_type'        => 'event',
        'no_found_rows'    => 1,
        'post_status'      => 'any',
        'suppress_filters' => false,
        'meta_query'       => array( array( 'key' => '_meetup_id', 'value' => $event['meta']['_meetup_id'] ) ),
        'posts_per_page'   => 1,
    ) );
    if ( empty( $p ) ) {
        return $event;
    } elseif ( $event['post']['post_modified'] > $p[0]->post_modified ) {
        $event['post']['ID'] = $p[0]->ID;
        return $event;
    }

    return false;
}

function w_get_meetup_events() {
    $groups = w_get_meetup_groups();
    $args = [
        'group_id' => implode( ',', $groups ),
        'status'   => 'upcoming',
        // 'status'   => 'past',
    ];
    $events = w_get_meetup_api( '2/events', $args );
    $events = array_map( 'w_parse_events', $events->results );
    $events = array_map( 'get_event_to_insert', $events );
    $events = array_filter( $events );
    return $events;
}

function w_insert_events() {
    $events = w_get_meetup_events();

    foreach ( $events as $event ) {
        $p = wp_insert_post( $event['post'] );
        if ( is_wp_error( $p ) ) {
            return false;
        }
        foreach ( $event['meta'] as $k => $m ) {
            update_post_meta( $p, $k, $m );
        }
    }
}

add_action( 'check_for_meetup_events', 'w_insert_events' );
if ( ! wp_next_scheduled( 'check_for_meetup_events' ) ) {
	wp_schedule_event( time(), 'twicedaily', 'check_for_meetup_events' );
}

/*add_action( 'template_redirect', 'test_w_test' );
function test_w_test() {
    do_action( 'check_for_meetup_events' );
}
*/