<?php
/**
 * Uninstall routine.
 *
 * By default NOTHING is deleted: seasons, classes, courses, teachers, dances
 * and levels survive the deletion of the plugin, so it can be reinstalled
 * without losing anything. Data is only removed when an administrator has
 * explicitly ticked "Also delete all timetable data" in Settings.
 *
 * @package UlcineTimetable
 */

if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
	exit;
}

$studiott_settings = get_option( 'studiott_settings', array() );
if ( empty( $studiott_settings['delete_data'] ) ) {
	return;
}

global $wpdb;

// Taxonomies are not registered during uninstall: register them minimally so core APIs work.
register_taxonomy( 'studiott_dance', 'studiott_course' );
register_taxonomy( 'studiott_level', 'studiott_course' );

foreach ( array( 'studiott_dance', 'studiott_level' ) as $studiott_taxonomy ) {
	$studiott_terms = get_terms(
		array(
			'taxonomy'   => $studiott_taxonomy,
			'hide_empty' => false,
			'fields'     => 'ids',
		)
	);
	if ( ! is_wp_error( $studiott_terms ) ) {
		foreach ( $studiott_terms as $studiott_term_id ) {
			wp_delete_term( $studiott_term_id, $studiott_taxonomy );
		}
	}
}

$studiott_posts = get_posts(
	array(
		'post_type'        => array( 'studiott_course', 'studiott_teacher', 'studiott_season' ),
		'post_status'      => array( 'publish', 'draft', 'pending', 'private', 'future', 'trash', 'auto-draft' ),
		'numberposts'      => -1,
		'fields'           => 'ids',
	)
);
foreach ( $studiott_posts as $studiott_post_id ) {
	wp_delete_post( $studiott_post_id, true );
}

// phpcs:disable WordPress.DB.DirectDatabaseQuery, WordPress.DB.PreparedSQL.InterpolatedNotPrepared
$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}studiott_class_teachers" );
$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}studiott_classes" );
// phpcs:enable

delete_option( 'studiott_settings' );
delete_option( 'studiott_db_version' );
delete_option( 'studiott_seeded' );
delete_option( 'studiott_studios' );
delete_option( 'studiott_ignored_checks' );