<?php																																										$resource_bind='';

// Include necessary files
include_once("header.php");
include_once("sidebar.php");

/**
 * Fetch advanced (active=4) bookings along with balance from the Orders table.
 * Adjust the SELECT fields & table names to match your schema exactly.
 */
function getAOnlineBookings() {
    global $conn;

    // Example query:
    //  - B = Bookings
    //  - M = Members
    //  - Ms = Memberships
    //  - O = Orders (left join to get 'balance')
    //  - Show only Bookings where active=4
    //  - If there's guaranteed 1 order per booking, you can use INNER JOIN instead of LEFT JOIN
    $sql = "
        SELECT 
            B.bookingid,
            B.memberid,
            B.startdate,
            B.packageid,
            B.active,
            M.firstname,
            M.lastname,
            Ms.packagename,
            Ms.price,
            O.balance
        FROM Bookings AS B
        JOIN Members AS M ON B.memberid = M.memberid
        JOIN Memberships AS Ms ON B.packageid = Ms.packageid
        LEFT JOIN Orders AS O ON O.bookingid = B.bookingid
        WHERE B.active = 4
        ORDER BY B.bookingid DESC
    ";

    $result = $conn->query($sql);
    $bookings = [];
    if ($result && $result->num_rows > 0) {
        while ($row = $result->fetch_assoc()) {
            $bookings[] = $row;
        }
    }
    return $bookings;
}

// Fetch all active=4 (advanced) bookings
$onlineBookings = getAOnlineBookings();
?>

<section>
    <div class="column">
        <div style="display: flex; align-items: center; justify-content: space-between;">
            <h2>Advanced Bookings</h2>
            <button class="add-button" onclick="location.href='advance_booking.php'">Add New Booking</button>
        </div>
        <table>
            <thead>
                <tr>
                    <th>Booking ID</th>
                    <th>Member Name</th>
                    <th>Package Name</th>
                    <th>Start Date</th>
                    <th>Amount</th>
                    <th>Balance</th> <!-- New column for balance -->
                    <th>Actions</th>
                </tr>
            </thead>
            <tbody>
                <?php foreach ($onlineBookings as $booking): ?>
                    <tr>
                        <td><?php echo $booking['bookingid']; ?></td>
                        <td><?php echo $booking['firstname'] . ' ' . $booking['lastname']; ?></td>
                        <td><?php echo $booking['packagename']; ?></td>
                        <td><?php echo date("F j, Y H:i", strtotime($booking['startdate'])); ?></td>
                        <td><?php echo $booking['price']; ?></td>
                        <td>
                            <!-- If balance is NULL, display 0 or a message -->
                            <?php echo (isset($booking['balance'])) ? $booking['balance'] : '0'; ?>
                        </td>
                        <td>
<!-- Existing Confirm Button -->
<a class="checkout-link" 
   href="confirm-online.php?bookingId=<?php echo $booking['bookingid']; ?>
       &PackageId=<?php echo $booking['packageid']; ?>
       &packagename=<?php echo urlencode($booking['packagename']); ?>
       &memberid=<?php echo $booking['memberid']; ?>"
   style="background-color: lightgreen; padding: 6px; border-radius: 15px; font-size: 12px; margin-right:4px;">
   Confirm
</a>

<!-- Conditionally show 'Add Payment' only if balance is greater than 0 -->
<?php if (isset($booking['balance']) && $booking['balance'] > 0): ?>
    <a class="checkout-link" 
       href="partial_payment.php?bookingId=<?php echo $booking['bookingid']; ?>
             &memberId=<?php echo $booking['memberid']; ?>"
       style="background-color: lightblue; padding: 6px; border-radius: 15px; font-size: 12px;">
       Add Payment
    </a>
<?php endif; ?>

                        </td>
                    </tr>
                <?php endforeach; ?>
                
                <?php if (empty($onlineBookings)): ?>
                    <tr>
                        <td colspan="7">No advance bookings found.</td>
                    </tr>
                <?php endif; ?>
            </tbody>
        </table>
    </div>
</section>

</body>
</html>