<?php
if ( ! defined( 'ABSPATH' ) ) {
    exit;
}

/**
 * Front-end archive query rules for 7S Video & Music Gallery.
 */
final class SG7G_Query {
    public static function init(): void {
        add_action( 'pre_get_posts', array( __CLASS__, 'configure_archives' ) );
    }

    /**
     * Keep the main gallery, category and tag archives consistent.
     */
    public static function configure_archives( WP_Query $query ): void {
        if ( is_admin() || ! $query->is_main_query() ) {
            return;
        }

        if ( ! $query->is_post_type_archive( 'sg7g_media' ) && ! $query->is_tax( array( 'sg7g_category', 'sg7g_tag' ) ) ) {
            return;
        }

        $query->set( 'post_type', 'sg7g_media' );
        $query->set( 'post_status', 'publish' );
        $query->set( 'has_password', false );
        $query->set( 'posts_per_page', (int) SG7G_Settings::get( 'posts_per_page', 12 ) );
        $query->set( 'ignore_sticky_posts', true );

        self::apply_sorting( $query, SG7G_Archive_UI::request_sort() );

        $search_term = SG7G_Search::request_term();
        if ( '' !== $search_term ) {
            $query->set( 'sg7g_search_term', $search_term );
        }

        $media_type = SG7G_Archive_UI::request_type();
        if ( '' !== $media_type ) {
            $meta_query   = (array) $query->get( 'meta_query', array() );
            $meta_query[] = array(
                'key'   => '_sg7g_media_type',
                'value' => $media_type,
            );
            $query->set( 'meta_query', $meta_query );
        }

        $category = SG7G_Archive_UI::request_category();
        if ( $category > 0 && ! $query->is_tax( 'sg7g_category' ) && term_exists( $category, 'sg7g_category' ) ) {
            $tax_query   = (array) $query->get( 'tax_query', array() );
            $tax_query[] = array(
                'taxonomy' => 'sg7g_category',
                'field'    => 'term_id',
                'terms'    => array( $category ),
            );
            $query->set( 'tax_query', $tax_query );
        }

        $year = SG7G_Archive_UI::request_year();
        if ( $year > 0 ) {
            $date_query   = (array) $query->get( 'date_query', array() );
            $date_query[] = array( 'year' => $year );
            $query->set( 'date_query', $date_query );
        }
    }

    public static function apply_sorting( WP_Query $query, string $sort ): void {
        switch ( $sort ) {
            case 'oldest':
                $query->set( 'orderby', 'date' );
                $query->set( 'order', 'ASC' );
                break;
            case 'views':
                $query->set( 'meta_key', '_sg7g_views' );
                $query->set( 'orderby', array( 'meta_value_num' => 'DESC', 'date' => 'DESC' ) );
                $query->set( 'order', 'DESC' );
                break;
            case 'likes':
                // Likes are counted from the interaction table at query time;
                // never sort by a denormalized post-meta cache.
                $query->set( 'sg7g_live_likes_sort', true );
                $query->set( 'orderby', 'date' );
                $query->set( 'order', 'DESC' );
                break;
            case 'newest':
            default:
                $query->set( 'orderby', 'date' );
                $query->set( 'order', (string) SG7G_Settings::get( 'sort_order', 'DESC' ) );
                break;
        }
    }
}