bartender/controllers/ProductGetController.php

<?php

namespace Controllers;

use Libs\ResponseLib;
use Models\ProductModel;
use Psr\Http\Message\ServerRequestInterface;
use Respect\Validation\Validator as v;
use Respect\Validation\Exceptions\ValidationException;

class ProductGetController
{
    private ProductModel $model;

    public function __construct()
    {
        $this->model = new ProductModel();
    }

    public function __invoke(ServerRequestInterface $request)
    {
        $body = json_decode((string)$request->getBody(), true) ?? [];

        try {
            v::key('company_id', v::intType()->positive())
             ->key('show_description', v::optional(v::boolType()), false)
             ->assert($body);
        } catch (ValidationException $e) {
            return ResponseLib::sendFail("Validation failed: " . $e->getFullMessage(), [], "E_VALIDATE")->withStatus(400);
        }

        $companyId = (int) $body['company_id'];
        $showDescription = $body['show_description'] ?? false;

        $products = $this->model->getProducts($companyId, $showDescription);

        if ($products) {
            return ResponseLib::sendOk($products);
        }

        return ResponseLib::sendFail("Failed to Retrieve Products", [], "E_DATABASE")->withStatus(500);
    }
}