<?php

namespace Controllers;

use Libs\ResponseLib;
use Models\ProductModel;
use Psr\Http\Message\ServerRequestInterface;

class ProductUpdateController
{
    private ProductModel $model;

    public function __construct()
    {
        $this->model = new ProductModel();
    }

    public function __invoke(ServerRequestInterface $request)
    {
        $body = json_decode((string)$request->getBody(), true) ?? [];
        $companyId = $body['company_id'] ?? null;
        $productId = $body['update_product_id'] ?? null;
        $productName = $body['product_name'] ?? null;
        $productPrice = $body['product_price'] ?? null;

        if (!$companyId || !$productId) {
            return ResponseLib::sendFail("Missing company_id or update_product_id", [], "E_VALIDATE")->withStatus(400);
        }

        if ($productName === null && $productPrice === null) {
            return ResponseLib::sendFail("Missing product_name or product_price for update", [], "E_VALIDATE")->withStatus(400);
        }

        $updated = $this->model->updateProduct(
            (int)$productId,
            (int)$companyId,
            $productName,
            $productPrice !== null ? (float)$productPrice : null
        );
        return $updated ? ResponseLib::sendOk(['updated' => true]) : ResponseLib::sendFail("Failed to Update Product or Product Not Found", [], "E_DATABASE")->withStatus(404);
    }
}