feat: Implement ShoppingCart Livewire component fo

app/Http/Livewire/ShoppingCart.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace App\Http\Livewire;
+
+use Livewire\Component;
+use Illuminate\Support\Facades\Session;
+
+class ShoppingCart extends Component
+{
+    public $items = [];
+
+    public function mount()
+    {
+        $this->items = Session::get('cart', []);
+    }
+
+    public function render()
+    {
+        return view('livewire.shopping-cart', ['items' => $this->items]);
+    }
+
+    public function addToCart($productId, $name, $price, $quantity = 1)
+    {
+        if (isset($this->items[$productId])) {
+            $this->items[$productId]['quantity'] += $quantity;
+        } else {
+            $this->items[$productId] = [
+                'name' => $name,
+                'price' => $price,
+                'quantity' => $quantity,
+            ];
+        }
+
+        Session::put('cart', $this->items);
+    }
+
+    public function updateQuantity($productId, $quantity)
+    {
+        if (isset($this->items[$productId]) && $quantity > 0) {
+            $this->items[$productId]['quantity'] = $quantity;
+            Session::put('cart', $this->items);
+        }
+    }
+
+    public function removeItem($productId)
+    {
+        if (isset($this->items[$productId])) {
+            unset($this->items[$productId]);
+            Session::put('cart', $this->items);
+        }
+    }
+
+    public function clearCart()
+    {
+        $this->items = [];
+        Session::forget('cart');
+    }
+}