Cart Controller

public function checkout(Request $request)
    {

        // Get the authenticated user ID
        $userId = Auth::id();
        $cartItems = Cart::where('user_id', $userId)->get();

        // Get the total amount from the form submission
        $totalAmount = $request->input('total_amount');

            // Get the cart items for the authenticated user

        $cartItems = Cart::where('user_id', $userId)->get();

          // Check if there are any cart items
    if (!$cartItems) {
        // Handle the case when there are no cart items
        // You may redirect back with an error message or perform other actions
        return redirect()->back()->with('error', 'Your cart is empty.');
    }

        // Step 1: Create an order
        $order = new orders();
        $order->user_id = $userId;
        $order->total_amount = $totalAmount;
        $order->save();

 // Step 2: Create order items
 foreach ($cartItems as $cartItem) {
    $orderItem = new order_items();
    $orderItem->product_id = $cartItem->product_id;
    $orderItem->order_id = $order->id;
    $orderItem->user_id = $userId;
    $orderItem->quantity = $cartItem->quantity;
    $orderItem->save();

       // Deduct product_stock for the ordered product
       $product = Product::find($cartItem->product_id);
       if ($product) {
           $product->product_stock -= $cartItem->quantity;
           $product->save();
       }
}

        // Step 3: Store the transaction (payment receipt)
        $transaction = new transactions();
        $transaction->order_id = $order->id;
        $transaction->user_id = $userId;

        $image = $request->file('receipt');
        $imageName = $image->getClientOriginalName();
        $image->move(public_path('upload/payment_proof/'),$imageName);

        $transaction->payment_proof = $imageName;

        // Image upload logic


// if ($request->hasFile('receipt')) {
//     $image = $request->file('receipt');
//     $name_gen = hexdec(uniqid()) . '.' . $image->getClientOriginalExtension();
//     Image::make($image)->resize(430, 327)->save('upload/payment_proof/' . $name_gen);
//     $save_url = 'upload/payment_proof/' . $name_gen;
//     $transaction->payment_proof = $save_url;
// }
        // Handle the receipt file upload and store its path in the 'payment_proof' field.
        // Example: $transaction->payment_proof = $request->file('receipt')->store('receipts');

          // Image upload logic

        $transaction->save();







        // Clear the cart or perform any other required actions.
 // Clear the cart items
 Cart::where('user_id', $userId)->delete();
        // Redirect to a success page after successful checkout
        $notification = array(
            'message' => 'Make payment successfully',
            'alert-type' => 'success'
        );

        // Proceed with any other necessary steps

        return redirect()->back()->with($notification);
    }