<?php

namespace App\Backend;

use App\Models\OrderModel;
use App\Models\ProductModel;

class EcommerceBackend extends BaseBackend
{
    private $_product = null;
    private $_order = null;
    public function __construct()
    {
        parent::__construct('Ecommerce');
        $this->_product = new ProductBackend();
        $this->_order = new OrderBackend();
    }

    final public function getOrderBackend()
    {
        $this->_order;
    }
    final public function getProductBackend()
    {
        $this->_product;
    }

    //Form Fields
    public function getFields(string $action): array
    {
        return ["product_uid", "quantity", "price", "status"];
    }
    //Field별 Form Rule용
    public function getFieldRules(array $fields, string $action): array
    {
        $rules = array();
        foreach ($fields as $field) {
            switch ($field) {
                case "product_uid":
                    $rules[$field] = "required|regex_match[/^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/]";
                    break;
                case "sess_id":
                    $rules[$field] = "required|string";
                    break;
                case 'quantity':
                case 'price':
                    $rules[$field] =  "required|numeric";
                    break;
                default:
                    break;
            }
        }
        return $rules;
    }

    //장바구니에 담기
    public function addCart(array $fieldDatas)
    {
        $product = $this->_product->getEntity($fieldDatas['product_uid']);
        $this->_product->addCart($product, $fieldDatas['quantity'], $fieldDatas['price']);
        $this->_order->addCart($product, $fieldDatas['quantity'], $fieldDatas['price']);
    }
}