<?php
/**
 * Uninstall — Cleanup on Plugin Deletion
 *
 * Runs when the plugin is deleted via the WordPress admin.
 * Removes all plugin data: custom database table, options, transients,
 * and scheduled cron events.
 *
 * This file is called by WordPress automatically — it is NOT called
 * during deactivation (that is handled by the deactivation hook in
 * trueconversion.php).
 *
 * @package TrueConversion
 */

// Exit if not called by WordPress uninstall.
if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
    exit;
}

// ─── Drop Custom Tables ─────────────────────────────────────────────
global $wpdb;
$table_name = $wpdb->prefix . 'ftcon_form_entries';
$wpdb->query( "DROP TABLE IF EXISTS {$table_name}" ); // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching,WordPress.DB.DirectDatabaseQuery.SchemaChange

$uploads_table = $wpdb->prefix . 'ftcon_conversion_uploads';
$wpdb->query( "DROP TABLE IF EXISTS {$uploads_table}" ); // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching,WordPress.DB.DirectDatabaseQuery.SchemaChange

// ─── Delete All Plugin Options ──────────────────────────────────────
$options = array(
    'ftcon_version',
    'ftcon_wizard_completed',
    'ftcon_wizard_current_step',
    'ftcon_enabled_forms',
    'ftcon_notification_email',
    'ftcon_capture_params',
    'ftcon_cleanup_on_deactivate',
    'ftcon_conversion_window',
    'ftcon_email_frequency',
    'ftcon_encryption_key',
    // Google Ads options.
    'ftcon_gads_connected',
    'ftcon_gads_access_token',
    'ftcon_gads_refresh_token',
    'ftcon_gads_token_expiry',
    'ftcon_gads_customer_id',
    'ftcon_gads_conversion_action_id',
    // Legacy AI options (from pre-1.0 development / Pro plugin, safe to remove).
    'ftcon_ai_auto_mark',
    'ftcon_ai_provider',
    'ftcon_ai_api_key',
    'ftcon_ai_model',
    'ftcon_ai_monthly_usage',
    'ftcon_ai_usage_reset_date',
);

foreach ( $options as $option ) {
    delete_option( $option );
}

// ─── Clear Scheduled Cron Events ────────────────────────────────────
wp_clear_scheduled_hook( 'ftcon_daily_summary' );
wp_clear_scheduled_hook( 'ftcon_weekly_summary' );
wp_clear_scheduled_hook( 'ftcon_monthly_summary' );
wp_clear_scheduled_hook( 'ftcon_retry_failed_uploads' );

// ─── Delete Transients ──────────────────────────────────────────────
delete_transient( 'ftcon_activation_redirect' );
delete_transient( 'ftcon_gads_oauth_state' );