<?php
require_once __DIR__ . '/../app/db.php';
require_once __DIR__ . '/../app/helpers/auth.php';
auth();

$pdo = db();

/* Assigned Items */
$assigned = $pdo->query("
    SELECT a.id, a.remarks, a.assigned_on,
           i.item_name, i.serial_no, i.brand, i.model,
           u.name AS user_name, u.email
    FROM inventory_assignments a
    JOIN inventory_items i ON a.item_id = i.id
    JOIN users u ON a.user_id = u.id
    WHERE a.unassigned_on IS NULL
    ORDER BY a.assigned_on DESC
")->fetchAll(PDO::FETCH_ASSOC);

/* Unassigned Items (available only) */
$unassigned = $pdo->query("
    SELECT i.*, c.name AS category_name
    FROM inventory_items i
    LEFT JOIN inv_categories c ON c.id = i.category_id
    WHERE i.status = 'available'
    ORDER BY i.id DESC
")->fetchAll(PDO::FETCH_ASSOC);

include __DIR__ . '/header.php';
?>

<style>
.table thead th {
    background:#1e293b !important;
    color:white !important;
}
</style>

<div class="main-content-inner px-4 py-3">

    <h3>Assigned / Unassigned Inventory Report</h3>

    <h4 class="mt-4">Assigned Items</h4>

    <table id="assignedTable" class="table table-bordered table-striped mt-3">
        <thead>
            <tr>
                <th>SR#</th> <th>Item</th>
                <th>Serial</th>
                <th>User</th>
                <th>Remarks</th>
                <th>Assigned On</th>
            </tr>
        </thead>
        <tbody>
            <?php 
            $sr1 = 1; // Counter for first table
            foreach ($assigned as $a): 
            ?>
                <tr>
                    <td><?= $sr1++ ?></td> <td><?= htmlspecialchars($a['item_name']) ?></td>
                    <td><?= htmlspecialchars($a['serial_no']) ?></td>
                    <td><?= htmlspecialchars($a['user_name']) ?> (<?= $a['email'] ?>)</td>
                    <td><?= htmlspecialchars($a['remarks']) ?></td>
                    <td><?= $a['assigned_on'] ?></td>
                </tr>
            <?php endforeach; ?>
        </tbody>
    </table>

    <hr class="my-5">

    <h4 class="mt-4">Unassigned (Available) Items</h4>

    <table id="unassignedTable" class="table table-bordered table-striped mt-3">
        <thead>
            <tr>
                <th>SR#</th> <th>Category</th>
                <th>Item</th>
                <th>Brand</th>
                <th>Model</th>
                <th>Serial</th>
                <th>Status</th>
            </tr>
        </thead>
        <tbody>
            <?php 
            $sr2 = 1; // Counter for second table
            foreach ($unassigned as $u): 
            ?>
                <tr>
                    <td><?= $sr2++ ?></td> <td><?= htmlspecialchars($u['category_name']) ?></td>
                    <td><?= htmlspecialchars($u['item_name']) ?></td>
                    <td><?= htmlspecialchars($u['brand']) ?></td>
                    <td><?= htmlspecialchars($u['model']) ?></td>
                    <td><?= htmlspecialchars($u['serial_no']) ?></td>
                    <td><span class="badge bg-success">Available</span></td>
                </tr>
            <?php endforeach; ?>
        </tbody>
    </table>

</div>

<script>
$(document).ready(function () {

    $('#assignedTable').DataTable({
        dom: 'Bfrtip',
        "ordering": false, // Keep sequential SR# as generated by PHP
        buttons: [
            { extend: 'excel', className: 'btn btn-success btn-sm' },
            { extend: 'pdf', className: 'btn btn-danger btn-sm' },
            { extend: 'print', className: 'btn btn-info btn-sm' }
        ]
    });

    $('#unassignedTable').DataTable({
        dom: 'Bfrtip',
        "ordering": false, // Keep sequential SR# as generated by PHP
        buttons: [
            { extend: 'excel', className: 'btn btn-success btn-sm' },
            { extend: 'pdf', className: 'btn btn-danger btn-sm' },
            { extend: 'print', className: 'btn btn-info btn-sm' }
        ]
    });

});
</script>

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