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checkout.php
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checkout.php
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<?php
ob_start();
session_start();
// Periksa apakah pengguna sudah login
if (!isset($_SESSION['user_id'])) {
header("Location: login.php");
exit();
}
// Access user session data
$user_id = $_SESSION['user_id'];
$user_name = $_SESSION['user_name'];
// Include configuration file
include('config.php');
// Tambahkan logika checkout di sini, misalnya:
if ($_SERVER["REQUEST_METHOD"] == "POST") {
// Ambil data formulir checkout
$customer_name = $_POST["customer_id"];
$products = $_POST["products"];
// Mulai transaksi database
mysqli_begin_transaction($conn);
// Get customer_id based on customer_name
$customer_query = mysqli_query($conn, "SELECT customer_id, membership_category FROM table_customer WHERE customer_name = '$customer_name'");
$customer_row = mysqli_fetch_assoc($customer_query);
if (!$customer_row) {
echo "Error: Invalid customer.";
mysqli_rollback($conn);
exit();
}
$customer_id = $customer_row['customer_id'];
$membership_category = $customer_row['membership_category'];
// Initialize total price variables
$totalPrice = 0;
$totalPrice_after_discount = 0;
// Loop melalui setiap produk yang di-checkout
foreach ($products as $product) {
$product_id = $product['product_id'];
$quantity = $product['quantity'];
// Ambil informasi produk dari database
$product_query = mysqli_query($conn, "SELECT * FROM table_product WHERE product_id = '$product_id'");
$product_row = mysqli_fetch_assoc($product_query);
// Periksa apakah quantity melebihi stok
if ($quantity > $product_row['product_stock']) {
echo "Error: Quantity melebihi stok produk.";
mysqli_rollback($conn);
exit();
}
// Hitung total harga sebelum diskon
$total_price = $quantity * $product_row['product_price'];
$totalPrice += $total_price;
// Terapkan diskon berdasarkan membership category
$discount_percentage = 0;
switch ($customer_row['membership_category']) {
case 'Premium':
$discount_percentage = 5;
break;
case 'Silver':
$discount_percentage = 3;
break;
case 'Standard':
$discount_percentage = 0;
break;
default:
$discount_percentage = 0;
break;
}
// Hitung total harga setelah diskon
$discount_amount = ($discount_percentage / 100) * $total_price;
$total_price_after_discount = $total_price - $discount_amount;
// Accumulate the discounted total for each product
$totalPrice_after_discount += $total_price_after_discount;
// Update stok produk setelah pembelian
$updated_stock = $product_row['product_stock'] - $quantity;
$update_stock_query = mysqli_query($conn, "UPDATE table_product SET product_stock = '$updated_stock' WHERE product_id = '$product_id'");
// Periksa apakah update stok berhasil
if (!$update_stock_query) {
// Rollback transaksi jika gagal mengupdate stok produk
mysqli_rollback($conn);
echo "Error updating product stock: " . mysqli_error($conn);
exit();
}
// Simpan informasi transaksi ke dalam tabel_transaction
$sql = "INSERT INTO table_transaction (product_id, customer_id, quantity, total_price, user_id)
VALUES ('$product_id', '$customer_id', '$quantity', '$total_price_after_discount', '$user_id')";
if (!mysqli_query($conn, $sql)) {
// Rollback transaksi jika gagal menyimpan informasi transaksi
mysqli_rollback($conn);
echo "Error: " . $sql . "<br>" . mysqli_error($conn);
exit();
}
}
// Commit transaksi database jika semua produk berhasil dicheckout
mysqli_commit($conn);
// Konversi total harga ke dalam Pound Sterling (£) berdasarkan nilai tukar
$exchangeRate = 0.75; // Gantilah dengan nilai tukar yang sesuai
$totalPriceGBP = $totalPrice * $exchangeRate;
echo "<div id='summary'>
<h2 style='text-align: center;'>Details</h2>";
$totalQuantity = 0;
// Tampilkan rincian pembelian
if (!empty($products)) {
echo "<div id='purchase-details'>";
foreach ($products as $product) {
$product_id = $product['product_id'];
$quantity = $product['quantity'];
$product_query = mysqli_query($conn, "SELECT * FROM table_product WHERE product_id = '$product_id'");
$product_row = mysqli_fetch_assoc($product_query);
echo "<div class='purchase-item'>
<p style='text-align: center;'>{$product_row['product_name']} | £{$product_row['product_price']} X {$quantity} pcs</p>
</div>";
$totalQuantity += $quantity;
}
// Tampilkan total dan diskon dalam Pound Sterling (£)
echo "<div class='purchase-total'>
<br><br>
<p>Total Quantity: {$totalQuantity} pcs</p>
<p>Discount: {$discount_percentage}%</p>
<p>Total Price after discount: £{$totalPrice_after_discount}</p>
</div>";
echo "</div>"; // Tutup div #purchase-details
} else {
echo "<p>No products in the order.</p>";
}
echo "</div>"; // Tutup div #summary
// Add buttons
echo "<div class='btn-section'>
<br><br>
<a href='checkout.php' class='backtocheckout'><p>Back to Checkout</p></a>
<br>
<button class='btn btn-danger btn-print' onclick='window.print()'>Print Receipt</button>
</div>";
exit();
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>UnitedKU | Checkout</title>
<link rel="icon" href="src/emyu.png" type="image/icon type">
<!-- Tambahkan link Bootstrap -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" />
<link rel="stylesheet" href="style/product_list.css" />
<link rel="preconnect" href="https://fonts.googleapis.com" />
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
<link href="https://fonts.googleapis.com/css2?family=Jost:wght@400;500;600;700&display=swap" rel="stylesheet" />
<!-- Tambahkan link CSS kustom jika diperlukan -->
<style>
/* Tambahkan CSS kustom di sini jika diperlukan */
/* Tambahkan CSS kustom di sini jika diperlukan */
#purchase-details {
margin-top: 20px;
}
.purchase-item {
margin-bottom: 10px;
}
.purchase-total {
margin-top: 20px;
font-weight: bold;
color: #ff0021;
}
.backtocheckout {
text-decoration: none;
}
p {
color: black;
}
body {
font-family: "Jost", sans-serif;
}
.product-container {
display: flex;
align-items: center;
margin-bottom: 10px;
}
.product-container select {
flex: 1;
margin-right: 10px;
}
.product-container input {
width: 120px;
margin-right: 10px;
}
.product-container button {
width: 80px;
}
#summary {
margin-top: 20px;
}
</style>
</head>
<body class="container">
<!--
- #HEADER
-->
<header class="header" data-header>
<div class="container">
<div class="overlay" data-overlay></div>
<button class="nav-open-btn" data-nav-open-btn aria-label="Open Menu">
<span></span>
<span></span>
<span></span>
</button>
<nav class="navbar" data-navbar>
<div class="navbar-top">
<a href="#" class="logo">
<img src="src/emyu.png" alt="UnitedKU logo" width="45" height="31" />
</a>
<button class="nav-close-btn" data-nav-close-btn aria-label="Close Menu">
<ion-icon name="close-outline"></ion-icon>
</button>
</div>
<ul class="navbar-list">
<li>
<a href="dashboard.php" class="navbar-link">Home</a>
</li>
<li>
<a href="product_list.php" class="navbar-link active">Product List</a>
</li>
<li>
<a href="add_product.php" class="navbar-link">Add Product</a>
</li>
<li>
<a href="customer_list.php" class="navbar-link">Customer List</a>
</li>
<li>
<a href="add_customer.php" class="navbar-link">Add Customer</a>
</li>
<li>
<a href="#" class="navbar-link" style="text-decoration: underline; color:#ff0021">Checkout</a>
</li>
<li>
<a href="transaction.php" class="navbar-link">Transaction</a>
</li>
<li>
<a href="profile.php" class="navbar-link">Edit Profile</a>
</li>
<li>
<a href="#" class="navbar-link-logout" style="color: #ff0021;">Logout</a>
</li>
</ul>
</nav>
</div>
</header>
<br>
<div class="container mt-5">
<div class="row justify-content-center">
<div class="col-md-8">
<h1 class="mb-4">Checkout</h1>
<p>Greetings, welcome to the UnitedKU Checkout experience! Your satisfaction is our priority, and we want to ensure a smooth process for you. As you embark on this checkout journey, we kindly advise you to proceed with caution and meticulously review your selections. A double-check goes a long way in preventing any inadvertent errors during the checkout process. We appreciate your attention to detail and wish you a seamless and enjoyable checkout experience with UnitedKU.</p>
<!-- Formulir Checkout -->
<form method="post" action="print_receipt.php" class="mt-5" id="checkoutForm">
<!-- Ambil data pelanggan dari database sesuai kebutuhan -->
<div class="form-group">
<label for="customer_id">Membership:</label>
<select name="customer_id" id="customer_id" class="form-control" required>
<!-- Tampilkan opsi pelanggan dari database -->
<?php
$result = mysqli_query($conn, "SELECT * FROM table_customer WHERE user_id = '$user_id'");
while ($row = mysqli_fetch_assoc($result)) {
echo "<option value='" . $row['customer_name'] . "'>" . $row['customer_name'] . " - " . $row['membership_category'] . "</option>";
}
?>
</select>
</div>
<div id="products-container">
<div class="product-container">
<select name="products[0][product_id]" class="form-control" onchange="updateStockInfo(this)" required>
<?php
$result = mysqli_query($conn, "SELECT * FROM table_product WHERE user_id = '$user_id'");
while ($row = mysqli_fetch_assoc($result)) {
echo "<option value='" . $row['product_id'] . "' data-stock='" . $row['product_stock'] . "'>" . $row['product_name'] . " (Stok: " . $row['product_stock'] . ")</option>";
}
?>
</select>
<span id="stockInfo_0"></span>
<input type="number" name="products[0][quantity]" class="form-control" min="1" placeholder="Quantity">
<button type="button" class="btn btn-danger" onclick="removeProduct(this.parentElement)">Delete</button>
</div>
</div>
<button type="button" id="addProduct" class="btn btn-secondary" onclick="addProduct()">Add Another</button>
<div class="form-group mt-3">
<button type="button" class="btn btn-primary" onclick="confirmCheckout()">Checkout</button>
</div>
</form>
</div>
</div>
</div>
<br>
<br>
<br>
<!--
- #FOOTER
-->
<footer class="footer">
<div class="footer-bottom">
<div class="container">
<p class="copyright">
© 2023
<a href="https://www.linkedin.com/in/auriorajaa">UnitedKU</a>. All
Rights Reserved
</p>
</div>
</div>
</footer>
<!-- Tambahkan script JavaScript untuk menambahkan/menghapus produk -->
<script>
var productIdCounter = 1;
var productOptions = <?php
$result = mysqli_query($conn, "SELECT * FROM table_product WHERE user_id = '$user_id'");
$options = array();
while ($row = mysqli_fetch_assoc($result)) {
$options[] = array('value' => $row['product_id'], 'text' => $row['product_name'], 'stock' => $row['product_stock']);
}
echo json_encode($options);
?>;
function addProduct() {
var container = document.getElementById('products-container');
var productContainer = document.createElement('div');
productContainer.className = 'product-container';
var productSelect = document.createElement('select');
productSelect.name = 'products[' + productIdCounter + '][product_id]';
productSelect.className = 'form-control';
for (var i = 0; i < productOptions.length; i++) {
var option = document.createElement('option');
option.value = productOptions[i].value;
option.text = productOptions[i].text + " (Stok: " + productOptions[i].stock + ")";
productSelect.add(option);
}
var stockInfo = document.createElement('span');
stockInfo.id = 'stockInfo_' + productIdCounter;
var quantityInput = document.createElement('input');
quantityInput.type = 'number';
quantityInput.name = 'products[' + productIdCounter + '][quantity]';
quantityInput.className = 'form-control';
quantityInput.min = '1';
quantityInput.placeholder = 'Quantity';
var deleteButton = document.createElement('button');
deleteButton.type = 'button';
deleteButton.className = 'btn btn-danger';
deleteButton.textContent = 'Delete';
deleteButton.onclick = function() {
removeProduct(productContainer);
};
productContainer.appendChild(productSelect);
productContainer.appendChild(stockInfo);
productContainer.appendChild(quantityInput);
productContainer.appendChild(deleteButton);
container.appendChild(productContainer);
productIdCounter++;
}
function removeProduct(element) {
var container = document.getElementById('products-container');
container.removeChild(element);
}
document.getElementById('addProduct').addEventListener('click', addProduct);
// Disable browser back arrow
history.pushState(null, null, location.href);
window.onpopstate = function() {
history.go(1);
};
// Logout function
function logout() {
// You can add any additional cleanup or server-side logout logic here
window.location.href = 'logout.php'; // Redirect to logout script
}
// Attach the logout function to the "Logout" button
document.querySelector('.navbar-link-logout').addEventListener('click', function(event) {
event.preventDefault(); // Prevent default link behavior
logout(); // Call the logout function
});
function confirmCheckout() {
var confirmation = confirm("Are you sure you want to checkout this item?");
if (confirmation) {
// Jika pengguna menekan OK pada dialog konfirmasi
document.getElementById('checkoutForm').submit();
} else {
// Jika pengguna menekan Cancel pada dialog konfirmasi
// Tidak melakukan apa-apa
}
}
</script>
<!-- Tambahkan script Bootstrap dan lainnya jika diperlukan -->
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/@popperjs/[email protected]/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2kKI4zcBXH+VdU+ZkE+yQ0Z1EGwCyf3oIdjOZy4ZE2J/sYp" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
<script src="javascript/script.js"></script>
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>
<!--
- ionicon link
-->
<script type="module" src="https://unpkg.com/[email protected]/dist/ionicons/ionicons.esm.js"></script>
<script nomodule src="https://unpkg.com/[email protected]/dist/ionicons/ionicons.js"></script>
</body>
</html>