Store Checkout — import legacy upsell offers

Store Checkout — import legacy upsell offers

add_action( 'admin_init', function () {

	$run_key = 'fk_move_standalone_upsells_20260707c'; // change to re-run
	$log     = function ( $m ) { if ( function_exists( 'wc_get_logger' ) ) { wc_get_logger()->info( $m, array( 'source' => 'fk-store-checkout-upsells' ) ); } };

	if ( get_option( $run_key )
	     || ! class_exists( 'WFFN_Common' ) || ! class_exists( 'WFOCU_Common' ) || ! class_exists( 'WFFN_Funnel' ) ) {
		return;
	}

	$sc = absint( WFFN_Common::get_store_checkout_id() );
	if ( $sc <= 0 ) {
		return;
	}

	$funnel_pt = WFOCU_Common::get_funnel_post_type_slug(); // wfocu_funnel

	$funnel   = new WFFN_Funnel( $sc );
	$steps    = (array) $funnel->get_steps();
	$step_ids = array_map( 'absint', wp_list_pluck( $steps, 'id' ) );
	$log( 'MOVE START. sc=' . $sc . ' | BEFORE steps=' . wp_json_encode( $steps ) );

	$anchor = 0;
	foreach ( $steps as $s ) {
		if ( isset( $s['type'] ) && 'wc_upsells' === $s['type'] ) {
			$anchor = absint( $s['id'] );
			break;
		}
	}
	if ( $anchor <= 0 ) {
		$log( 'No anchor wc_upsells step in Store Checkout — aborting.' );
		update_option( $run_key, 1, false );
		return;
	}

	$all          = get_posts( array(
		'post_type'      => $funnel_pt,
		'post_status'    => 'publish',
		'posts_per_page' => -1,
		'fields'         => 'ids',
	) );
	$added        = 0;
	$insert_after = $anchor;

	foreach ( $all as $lf ) {
		$lf = absint( $lf );
		if ( in_array( $lf, $step_ids, true ) ) {
			continue; // already a step here
		}
		// STANDALONE only — attached to no funnel.
		if ( 0 !== absint( get_post_meta( $lf, '_bwf_in_funnel', true ) ) ) {
			continue;
		}

		update_post_meta( $lf, '_bwf_in_funnel', $sc );
		$ret = $funnel->add_step( 'wc_upsells', $lf, $insert_after );

		$log( sprintf(
			'added funnel %d "%s" as wc_upsells step after %d — add_step returned %s',
			$lf, get_the_title( $lf ), $insert_after, var_export( $ret, true )
		) );

		$step_ids[]   = $lf;
		$insert_after = $lf; // keep them in order
		$added ++;
	}

	// Re-read from DB to confirm persistence.
	$verify = new WFFN_Funnel( $sc );
	$log( 'MOVE DONE. added=' . $added . ' | AFTER steps=' . wp_json_encode( $verify->get_steps() ) );

	if ( class_exists( 'WooFunnels_Transient' ) ) {
		WooFunnels_Transient::get_instance()->delete_all_transients( 'upstroke' );
	}

	update_option( $run_key, 1, false );
} );