<?php
/**
 * Uninstall routine.
 *
 * Runs only when the user deletes the plugin from the Plugins screen, not on
 * deactivation. Everything the plugin created is removed: the version option
 * and every header/footer template with its meta.
 *
 * Elementor is not loaded at this point, so the per-post CSS files it
 * generated for our templates are deleted directly from the uploads folder.
 *
 * @package Pixlora
 */

defined( 'WP_UNINSTALL_PLUGIN' ) || exit;

/**
 * Delete every template post created by the plugin.
 *
 * Kept identical to Pixlora_HF_Post_Type::POST_TYPE, which is not loaded here.
 */
function pixlora_uninstall_templates() {
	$post_type = 'pixlora_hf_template';

	$query = new WP_Query(
		array(
			'post_type'              => $post_type,
			'post_status'            => 'any',
			'posts_per_page'         => -1,
			'fields'                 => 'ids',
			'no_found_rows'          => true,
			'update_post_meta_cache' => false,
			'update_post_term_cache' => false,
		)
	);

	$template_ids = $query->posts;

	$upload_dir = wp_upload_dir();

	foreach ( $template_ids as $template_id ) {
		// Remove the CSS file Elementor generated for this template.
		$css_file = trailingslashit( $upload_dir['basedir'] ) . 'elementor/css/post-' . (int) $template_id . '.css';

		if ( file_exists( $css_file ) ) {
			wp_delete_file( $css_file );
		}

		// Deletes the post meta and revisions along with the post.
		wp_delete_post( $template_id, true );
	}
}

/**
 * Remove the plugin's options.
 */
function pixlora_uninstall_options() {
	delete_option( 'pixlora_version' );
	delete_option( 'pixlora_ai_settings' );
	delete_option( 'pixlora_ai_memory' );
	delete_option( 'pixlora_ai_run_log' );
	delete_metadata( 'user', 0, 'pixlora_ai_threads', '', true );
}

if ( is_multisite() ) {
	$pixlora_site_ids = get_sites(
		array(
			'fields' => 'ids',
			'number' => 0,
		)
	);

	foreach ( $pixlora_site_ids as $pixlora_site_id ) {
		switch_to_blog( $pixlora_site_id );

		pixlora_uninstall_templates();
		pixlora_uninstall_options();

		restore_current_blog();
	}
} else {
	pixlora_uninstall_templates();
	pixlora_uninstall_options();
}