<?php
/**
 * Uninstall handler.
 *
 * Runs only when the plugin is deleted from the plugins screen — deactivating
 * leaves everything in place.
 *
 * @package Rahkar\WP
 */

declare( strict_types = 1 );

defined( 'WP_UNINSTALL_PLUGIN' ) || exit;

/**
 * Data removal is opt-in.
 *
 * Deleting a plugin is often a troubleshooting step, and a store that removes it
 * to test a conflict should not lose its verified phone numbers in the process.
 * Sites that do want a clean slate set the constant in wp-config.php.
 */
if ( ! defined( 'RAHKAR_WP_REMOVE_ALL_DATA' ) || ! RAHKAR_WP_REMOVE_ALL_DATA ) {
	return;
}

global $wpdb;

/*
 * The plugin is not booted during uninstall — none of its constants exist and no
 * autoloader is registered — so the one class that knows what was created is
 * required directly. `Schema` has no dependencies of its own at definition time,
 * which is what makes this safe to do outside the normal boot path.
 */
require_once __DIR__ . '/src/Database/Schema.php';

/*
 * `Schema::TABLES` rather than `Schema::tables()`: the constant is what this
 * plugin ships, and an add-on is not loaded during our uninstall anyway, so its
 * filter would not run. An add-on drops its own tables from its own uninstaller.
 *
 * Derived rather than repeated. The list used to be typed out here and had
 * already fallen two tables behind the schema. Those two tables — carts and
 * back-in-stock requests — now belong to `rahkar-wp-pro`, whose uninstaller
 * drops them.
 */
// Prefixed, because a variable at the top level of a file is a global, and an
// uninstaller runs beside every other plugin's.
foreach ( Rahkar\WP\Database\Schema::TABLES as $rahkar_wp_table ) {
	$rahkar_wp_table_name = $wpdb->prefix . $rahkar_wp_table;

	// phpcs:ignore WordPress.DB.DirectDatabaseQuery, WordPress.DB.DirectDatabaseQuery.SchemaChange
	$wpdb->query( $wpdb->prepare( 'DROP TABLE IF EXISTS %i', $rahkar_wp_table_name ) );
}

$rahkar_wp_options = [
	'rahkar_wp_manifest',
	'rahkar_wp_enabled_modules',
	'rahkar_wp_db_version',
	'rahkar_wp_version',
	'rahkar_wp_worker_key',
	'rahkar_wp_queue_last_run',
	'rahkar_wp_queue_next_due',
	'rahkar_wp_pro_unlocked',
	'rahkar_wp_otp_failsafe',
	'rahkar_wp_hub',
	'rahkar_wp_hub_state',
	'rahkar_wp_send_key',
	'rahkar_wp_customer_stats_fill',
	'rahkar_wp_matomo',
	'rahkar_wp_matomo_token',
	'rahkar_wp_matomo_status',
];

foreach ( $rahkar_wp_options as $rahkar_wp_option ) {
	delete_option( $rahkar_wp_option );
}

// Per-module settings options all share one prefix.
// phpcs:ignore WordPress.DB.DirectDatabaseQuery
$wpdb->query(
	$wpdb->prepare(
		"DELETE FROM {$wpdb->options} WHERE option_name LIKE %s",
		$wpdb->esc_like( 'rahkar_wp_mod_' ) . '%'
	)
);