<?php
/**
 * Uninstall handler for BreznFlow.
 *
 * Removes all workflow posts, settings, taxonomy terms, and transients
 * when the plugin is deleted via the WordPress admin.
 *
 * @package BreznFlow
 * @since   1.0.0
 */

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

// Delete all workflow CPT posts and their meta.
$breznflow_post_ids = get_posts(
	array(
		'post_type'      => 'breznflow_workflow',
		'post_status'    => 'any',
		'posts_per_page' => -1,
		'fields'         => 'ids',
	)
);

foreach ( $breznflow_post_ids as $breznflow_post_id ) {
	wp_delete_post( $breznflow_post_id, true );
}

// Delete plugin settings.
delete_option( 'breznflow_settings' );

// Delete taxonomy terms.
$breznflow_terms = get_terms(
	array(
		'taxonomy'   => 'breznflow_category',
		'hide_empty' => false,
	)
);

if ( ! is_wp_error( $breznflow_terms ) ) {
	foreach ( $breznflow_terms as $breznflow_term ) {
		wp_delete_term( $breznflow_term->term_id, 'breznflow_category' );
	}
}

// Flush transients.
global $wpdb;
// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- uninstall cleanup, no caching needed.
$wpdb->query(
	$wpdb->prepare(
		"DELETE FROM {$wpdb->options} WHERE option_name LIKE %s OR option_name LIKE %s",
		'_transient_breznflow_%',
		'_transient_timeout_breznflow_%'
	)
);