simple-php-shopping-cart-session/index.php at main · PawanKumar-Dev/simple-php-shopping-cart-session · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
<?php
session_start();

// Check if product is coming or not
if (isset($_GET['pro_id'])) {

  $proid = $_GET['pro_id'];

  // If session cart is not empty
  if (!empty($_SESSION['cart'])) {

    // Using "array_column() function" we get the product id existing in session cart array
    $acol = array_column($_SESSION['cart'], 'pro_id');

    // now we compare whther id already exist with "in_array() function"
    if (in_array($proid, $acol)) {

      // Updating quantity if item already exist
      $_SESSION['cart'][$proid]['qty'] += 1;
    } else {
      // If item doesn't exist in session cart array, we add a new item
      $item = [
        'pro_id' => $_GET['pro_id'],
        'qty' => 1
      ];

      $_SESSION['cart'][$proid] = $item;
    }
  } else {
    // If cart is completely empty, then store item in session cart
    $item = [
      'pro_id' => $_GET['pro_id'],
      'qty' => 1
    ];

    $_SESSION['cart'][$proid] = $item;
  }
}
?>

<?php include 'header.php'; ?>

<div class="container">
  <h1 class="my-4">Simple Cart (Core PHP)</h1>

  <div class="row">
    <div class="col-md-4">
      <div class="card" style="width: 18rem;">
        <img src="img/product.jpg" class="card-img-top">

        <div class="card-body">
          <h5 class="card-title">Product 1</h5>
          <p class="card-text">Lorem ipsum dolor sit amet consectetur adipisicing elit. Dolore excepturi quam quia quo alias iste magni et.</p>
          <a href="index.php?pro_id=1" class="btn btn-success">Add to Cart</a>
        </div>
      </div>
    </div>

    <div class="col-md-4">
      <div class="card" style="width: 18rem;">
        <img src="img/product.jpg" class="card-img-top">

        <div class="card-body">
          <h5 class="card-title">Product 2</h5>
          <p class="card-text">Lorem ipsum dolor sit amet consectetur adipisicing elit. Dolore excepturi quam quia quo alias iste magni et.</p>
          <a href="index.php?pro_id=2" class="btn btn-success">Add to Cart</a>
        </div>
      </div>
    </div>

    <div class="col-md-4">
      <div class="card" style="width: 18rem;">
        <img src="img/product.jpg" class="card-img-top">

        <div class="card-body">
          <h5 class="card-title">Product 3</h5>
          <p class="card-text">Lorem ipsum dolor sit amet consectetur adipisicing elit. Dolore excepturi quam quia quo alias iste magni et.</p>
          <a href="index.php?pro_id=3" class="btn btn-success">Add to Cart</a>
        </div>
      </div>
    </div>
  </div>

</div>
<?php include 'footer.php'; ?>