Add cart

composer.json

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+{
+    "require": {
+        "twig/twig": "^3.0"
+    },
+    "autoload": {
+        "psr-4": {
+            "services\\": "services",
+            "app\\": "\\",
+            "controllers\\": "controllers",
+            "models\\": "models"
+        }
+    }
+}

controllers/CartController.php

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+<?php
+
+
+namespace app\controllers;
+
+
+use app\entities\Cart;
+use app\services\Session;
+
+class CartController extends MainController
+{
+
+    public function allAction()
+    {
+        $arr = Session::get('cart');
+        $carts = new Cart();
+        foreach ($arr as $key => $value) {
+            $carts->id = $key;
+            $carts->qty = $value;
+            echo $this->renderer->render('cartAll', ['carts' => $carts]);
+        }
+//        return $this->renderer->render('cartAll', ['carts' => $carts]);
+//        foreach ($ids as $key => $qty) {
+//            $arr[] = $key;
+//            foreach ($arr as $id) {
+//                $cart = (new ProductRepository())->getOne($id);
+//                var_dump($cart);
+//            }
+//        }
+
+    }
+
+
+    public function addAction()
+    {
+        $productId = $this->request->post('id');
+        $productQty = $this->request->post('qty');
+        $arr = Session::get('cart');
+        Session::push($arr, $productId, $productQty);
+        return header('Location: /product/');
+    }
+
+    public function delAction()
+    {
+        $deleteId = $this->request->post('id');
+        $res = Session::get('cart', $deleteId);
+        Session::delete($res, $deleteId);
+        header("Location: /cart/");
+    }
+
+
+}

controllers/MainController.php

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+<?php
+
+
+namespace app\controllers;
+
+
+use app\services\RenderI;
+use app\services\Request;
+
+class MainController
+{
+    protected $pathsToViews = [__DIR__ . '/../views/',
+    __DIR__ . '/../views/layouts'
+    ];
+
+    protected $path = __DIR__ . '/../views/';
+    protected $actionDefault = 'all';
+
+    /**
+     * @var RenderServices
+     */
+    protected $renderer;
+    /**
+     * @var Request
+     */
+    protected $request;
+
+    public function __construct(RenderI $renderer, Request $request)
+    {
+        $this->renderer = $renderer;
+        $this->request = $request;
+    }
+
+
+    public function run($action)
+    {
+        if (empty($action)) {
+            $action = $this->actionDefault;
+        }
+
+        $action .= "Action";
+        if (!method_exists($this, $action)) {
+            return '404';
+        }
+        return $this->$action();
+    }
+
+
+
+    protected function getId()
+    {
+        return $this->request->getId();
+    }
+}