session count

STORE
session()->put('get.my_person', $request->person);

GET IN CONTROLLER
$my_person = session('get.my_person', 0);

GET IN BLADE
@php $get_my_person = session('get.my_person', 0);  @endphp

REMOVE ALL SESSION
session()->flush();

CONTROLLER
$products = Product::get();
$productCount = count($products);
session(['productCount' => $productCount]);

BLADE
Products  {{ session('productCount', 0) }}

@if(session()->has('message'))
    <div class="alert alert-success">
        {{ session()->get('message') }}
    </div>
@endif

--------------------------------------------------------------------------
ALERT
--------------------------------------------------------------------------
@if(session()->has('status'))
<div id="myAlert" class="myAlert alert alert-primary alert-dismissible fade show text-center" role="alert">
  <strong>{{ session()->get('status') }}</strong>
  <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
</div>
@endif

--------------------------------------------------------------------------
ADD TO CART
--------------------------------------------------------------------------
Route::get('/', function () { return view('welcome'); });
Route::get('products', [ProductController::class, 'index']);
Route::get('cart/{id}', [ProductController::class, 'cart']);
Route::get('remove/{id}', [ProductController::class, 'remove'])->name('remove');
Route::get('changeQty/{id}', [ProductController::class, 'changeQty'])->name('changeQty');
Route::get('carts', [ProductController::class, 'carts']);

class ProductController extends Controller
{
    public function index(){
        $data['products'] = Product::latest()->get();
        return view('products',$data);
    }
    public function carts(){
        return view('carts');
    }
    public function cart2($id){
        $product = Product::find($id);
        $cart = session()->get('cart');
        $cart[$id] = [
            "name" => $product->name,    
            "quantity" => 1,    
            "price" => $product->price,    
        ];
        session()->put('cart', $cart);
        return redirect()->back();
    }
    public function cart($id){
        $product = Product::find($id);
        $cart = session()->get('cart');
        if(!$cart){
            $cart = [
                $product->id =>[
                    'name' => $product->name,
                    'quantity' => 1,
                    'price' => $product->price,
                ] 
            ];
            session()->put('cart', $cart);
            return redirect()->back();
        }
        
        if(isset($cart[$product->id])){
            $cart[$product->id]['quantity']++;
            session()->put('cart', $cart);
            return redirect()->back();
        }
        
        $cart[$product->id] = [
            'name' => $product->name,
            'quantity' => 1,
            'price' => $product->price,
        ];
        session()->put('cart', $cart);
        return redirect()->back();
    }
    public function remove($id){
        $cart = session()->get('cart');
        
        if(isset($cart[$id])){
            unset($cart[$id]);
            session()->put('cart', $cart);
        }
        return redirect()->back();
    }
    public function changeQty(Request $request, $id){
        $product = Product::find($id);
        $cart = session()->get('cart');
        if($request->change_to == 'down'){
            if(isset($cart[$product->id])){
                if($cart[$product->id]['quantity']>1){
                    $cart[$product->id]['quantity']--;
                    // return $this->setSessionAndReturnResponse($cart);
                    session()->put('cart', $cart);
                    return redirect()->back();
                }else{
                    return $this->remove($product->id);
                }
            }
        }else{
            if(isset($cart[$product->id])){
                $cart[$product->id]['quantity']++;
                session()->put('cart', $cart);
                return redirect()->back();
            }
        }
        return redirect()->back();
    }
    protected function setSessionAndReturnResponse($cart){
        session()->put('cart', $cart);
        return redirect()->back();
    }
}

@extends('welcome')

@section('content')
<div class="container">
    <div class="row justify-content-center">
        @foreach($products as $product)
        <div class="col-md-4">
            <div class="card bg-light p-4">
                <h1>{{$product->name}} </h1>
                <h1>{{$product->price}} </h1>
                <a href="{{url('cart',$product->id)}}" class="btn btn-primary">Add to cart</a>
            </div>
        </div>
        @endforeach
    </div>
</div>
@endsection

@if(session()->has('cart') && count(session('cart')) > 0)
                                <li class="nav-item pe-3"><a class="nav-link {{'products'==request()->path()?'active':''}}" href="{{ url('/carts') }}">
                                    <i class="bi bi-cart3"></i>
                                    <span class="bg-danger text-white px-2 rounded-circle" style="margin-top:-7px;position:absolute;">
                                    @php $abc=count(session('cart')); @endphp {{$abc}} 
                                    </span>
                                </a></li>
                                @endif

@extends('welcome')

@section('content')
<div class="container">
    <div class="row justify-content-center">
        <div class="col-12">
            @if(session()->has('cart') && count(session('cart')) > 0)
            <table class="table">
              <thead>
                <tr>
                  <th scope="col">#</th>
                  <th scope="col">Name</th>
                  <th scope="col">Image</th>
                  <th scope="col">Price</th>
                  <th scope="col" width="150">Quantity</th>
                  <th scope="col" class="text-end">Amount</th>
                  <th scope="col" class="text-end">Action</th>
                </tr>
              </thead>
              <tbody>
                @php $total=0; @endphp
                
                @foreach(session('cart') as $id => $product)
                <tr>
                  <td>{{$loop->index+1}}</td>
                  <td>{{ $product['name'] }}</td>
                  <td></td>
                  <td>{{ $product['price'] }}</td>
                  <td>
                      <form action="{{url('changeQty',[$id])}}" class="d-flex">
                          <button type="submit" value="down" name="change_to" class="btn btn-outline-danger">
                              @if($product['quantity'] === 1) x @else - @endif
                          </button>
                          
                      <input type="number" value="{{ $product['quantity'] }}" class="form-control" disabled>
                          <button type="submit" value="up" name="change_to" class="btn btn-outline-success">
                              +
                          </button>
                      </form>
                  </td>
                  <td class="text-end">{{ $product['price'] * $product['quantity'] }}</td>
                  <td class="text-end">
                      <a href="{{url('remove',[$id])}}" >Delete</a>
                  </td>
                </tr>
                @php $total += $product['price'] * $product['quantity']; @endphp
                @endforeach

<tr>
                  <td colspan="5" class="text-end">Total:</td>
                  <td class="text-end">{{$total}}</td>
                  <td></td>
                </tr>

</tbody>
            </table>
            @else
            <h1 class="text-center">Your cart is empty.</h1>
            @endif
        </div>
    </div>
</div>

@endsection