<?php

/**
 * Builds normalized WooCommerce order and abandoned-cart snapshots.
 *
 * @package AfroIT_Messaging_WorkflowAutomations
 */

namespace AfroIT\Messaging\WorkflowAutomations\WooCommerce;

use AfroIT\Messaging\WorkflowAutomations\Cart\AbandonedCartRepository;

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

final class OrderSnapshotBuilder {

	/**
	 * Build a snapshot for an order ID.
	 *
	 * @param int $order_id Order ID.
	 * @return array<string,mixed>|null
	 */
	public function build_from_order_id( int $order_id ): ?array {
		$order = wc_get_order( $order_id );

		if ( ! $order instanceof \WC_Order ) {
			return null;
		}

		return $this->build( $order );
	}

    /**
     * Build a snapshot for an abandoned cart ID.
     *
     * @param int $abandoned_cart_id Abandoned cart ID.
     * @return array<string,mixed>|null
     */
    public function build_from_abandoned_cart_id( int $abandoned_cart_id ): ?array {
        $cart = (new AbandonedCartRepository())->get( $abandoned_cart_id );
        if ( ! $cart ) {
            return null;
        }

        return array(
            'billing_phone' => $cart['phone'],
            'billing_email' => $cart['email'],
            'user_phone' => $cart['phone'],
            'user_email' => $cart['email'],
            'email' => $cart['email'],
            'phone' => $cart['phone'],
            'user_id' => $cart['user_id'] ?? $cart['session_id'],
            'items' => $cart['cart_data'] ? json_decode( $cart['cart_data'], true ) : array(),
        );
    }

	/**
	 * Build a normalized snapshot from an order instance.
	 *
	 * @param \WC_Order $order Order instance.
	 * @return array<string,mixed>
	 */
	public function build( \WC_Order $order ): array {
        $variables = Variables::fromOrderInstance($order);

		$items = array();
		foreach ( $order->get_items() as $item ) {
			$items[] = array(
				'product_id'   => (int) $item->get_product_id(),
				'variation_id' => (int) $item->get_variation_id(),
				'name'         => (string) $item->get_name(),
				'quantity'     => (int) $item->get_quantity(),
				'total'        => (string) $item->get_total(),
			);
		}

        $array = array();
        foreach (Variables::getVariables() as $key => $variable) {
            $array[$key] = $variables->get($key);
        }
        $array['items'] = $items;
        $array['store'] = Variables::getOrderIndependentVariables();
        unset($array['dummy'], $array['admin_email']);

        return array('order' => $array);
	}
}