@extends('admin.layouts.app')

@section('page-title', 'Orders')

@section('content')
<style>
  /* ===== GLOBAL RESPONSIVE STYLES ===== */
  html, body {
    overflow-x: hidden !important;
    max-width: 100%;
  }

  /* Use Inter globally */
  @import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');
  :root { 
    --admin-font: 'Inter', sans-serif; 
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --success-gradient: linear-gradient(135deg, #10b981, #34d399);
    --warning-gradient: linear-gradient(135deg, #fef3c7, #fde68a);
    --danger-gradient: linear-gradient(135deg, #fef2f2, #fecaca);
    --info-gradient: linear-gradient(135deg, #dbeafe, #bfdbfe);
    --purple-gradient: linear-gradient(135deg, #e9d5ff, #d8b4fe);
  }
  
  body, input, select, textarea, button, table, th, td, .orders-container {
    font-family: var(--admin-font);
  }

  /* VARIABLES AND BASE STYLES */
  :root {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --border-light: #e5e7eb;
    --bg-container: #ffffff;
    --bg-light: #f9fafb;
    --bg-hover: #f3f4f6;
    --text-dark: #1f2937;
    --text-muted: #6b7280;
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  }

  .orders-container {
    background: var(--bg-container);
    padding: 24px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    margin-top: 28px;
    border: 1px solid rgba(0,0,0,0.05);
  }

  .orders-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .orders-title i {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 32px;
  }

  /* HEADER STATS CARDS */
  .stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
  }

  .stat-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
  }

  .stat-card.total { border-left-color: #667eea; }
  .stat-card.paid { border-left-color: #10b981; }
  .stat-card.pending { border-left-color: #f59e0b; }
  .stat-card.overdue { border-left-color: #ef4444; }

  .stat-value {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
  }

  .stat-label {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
  }

  /* ===== DOWNLOAD BUTTONS STYLES ===== */
  .download-section {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 20px;
    gap: 12px;
  }

  .download-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
  }

  .download-btn i {
    font-size: 16px;
  }

  .download-btn.pdf {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
  }

  .download-btn.pdf:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
  }

  .download-btn.excel {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
  }

  .download-btn.excel:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
  }

  .download-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
  }

  /* TABLE STRUCTURE & WRAPPER FOR RESPONSIVENESS */
  .table-wrapper {
    overflow-x: auto;
    max-width: 100%;
    border-radius: 12px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    background: white;
  }

  .orders-table {
    width: 100%;
    min-width: 1300px;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 14px;
    color: var(--text-dark);
  }

  /* GRADIENT HEADER STYLES */
  .orders-table thead {
    background: var(--primary-gradient);
    position: sticky;
    top: 0;
    z-index: 10;
  }

  .orders-table th {
    padding: 16px 20px;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    color: white;
    border-bottom: none;
    white-space: nowrap;
    position: relative;
    transition: background 0.3s ease;
  }

  .orders-table th:hover {
    background: rgba(255, 255, 255, 0.1);
  }

  .orders-table th:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 16px;
    background: rgba(255, 255, 255, 0.3);
  }

  .orders-table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-light);
    white-space: nowrap;
    text-align: center;
    transition: background 0.2s ease;
  }

  .orders-table tbody tr:last-child td {
    border-bottom: none;
  }

  .orders-table tbody tr:hover td {
    background: var(--bg-hover);
  }

  /* ===== ENHANCED STATUS BADGES ===== */
  .status-badge {
    font-size: 11px !important;
    font-weight: 600 !important;
    padding: 8px 14px 8px 10px !important;
    border-radius: 20px !important;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    color: #fff !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    border: 2px solid transparent !important;
    min-width: 40px;
    box-sizing: border-box;
    line-height: 1.2;
    gap: 6px;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    margin: 0 auto;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  }

  .status-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
  }

  .status-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: inherit;
    opacity: 0.9;
    z-index: -1;
  }

  /* Status icons */
  .status-icon {
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
  }

  /* Invoice Status Badges */
  .status-paid {
    background: var(--success-gradient) !important;
    color: white !important;
    border-color: #059669 !important;
    width: 99px;
  }

  .status-pending {
    background: var(--warning-gradient) !important;
    color: #d97706 !important;
    border-color: #f59e0b !important;
    width: 99px;
  }

  .status-overdue {
    background: var(--danger-gradient) !important;
    color: #dc2626 !important;
    border-color: #ef4444 !important;
    width: 99px;
  }

  /* Shipment Status Badges */
  .ship-pending {
    background: var(--warning-gradient) !important;
    color: #d97706 !important;
    border-color: #f59e0b !important;
    width: 99px;
  }

  .ship-in_transit {
    background: var(--info-gradient) !important;
    color: #1e40af !important;
    border-color: #3b82f6 !important;
    width: 99px;
  }

  .ship-dispatched {
    background: var(--purple-gradient) !important;
    color: #7e22ce !important;
    border-color: #8b5cf6 !important;
    width: 99px;
  }

  .ship-delivered {
    background: var(--success-gradient) !important;
    color: #065f46 !important;
    border-color: #10b981 !important;
    width: 99px;
  }

  /* ACTION BUTTON */
  .action-btn {
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 18px;
    background: #f8fafc;
    padding: 8px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .action-btn:hover {
    color: var(--primary-color);
    transform: scale(1.1);
    background: #e0f2fe;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.2);
  }

  /* EMPTY STATE */
  .no-data {
    padding: 60px 40px;
    text-align: center;
    font-size: 16px;
    color: var(--text-muted);
    background: var(--bg-light);
    border-radius: 12px;
    margin-top: 10px;
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }

  .no-data i {
    font-size: 48px;
    color: #d1d5db;
  }

  /* RESPONSIVE ADJUSTMENTS */
  @media(max-width: 768px) {
    .orders-title {
      font-size: 24px;
    }
    
    .orders-container {
      padding: 16px;
    }
    
    .stats-container {
      grid-template-columns: 1fr;
    }
    
    .stat-card {
      padding: 16px;
    }
    
    .stat-value {
      font-size: 24px;
    }

    .download-section {
      justify-content: stretch;
    }
    
    .download-btn {
      flex: 1;
      justify-content: center;
    }
  }

  /* ---------- Enhanced Pagination Styles ---------- */
  .pagination-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding: 16px 0;
    border-top: 1px solid #eef3fb;
  }

  .pagination-info {
    font-size: 14px;
    color: #6b7280;
    font-weight: 500;
  }

  .pagination-controls {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .pagination-img-btn {
    background: white;
    border: 1px solid #e3eaf6;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    box-shadow: var(--shadow-sm);
  }

  .pagination-img-btn:hover:not(:disabled) {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
  }

  .pagination-img-btn:disabled {
    background: #f8fafc;
    border-color: #e2e8f0;
    cursor: not-allowed;
    opacity: 0.5;
  }

  .pagination-page-btn {
    background: white;
    border: 1px solid #e3eaf6;
    color: #1a2951;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 40px;
    text-align: center;
    box-shadow: var(--shadow-sm);
  }

  .pagination-page-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
  }

  .pagination-page-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
  }

  .pagination-pages {
    display: flex;
    gap: 4px;
    align-items: center;
  }

  .pagination-ellipsis {
    color: #9ba5bb;
    font-size: 14px;
    padding: 0 8px;
  }

  /* Search and Filter Bar */
  .filter-bar {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    align-items: center;
  }

  .search-box {
    flex: 1;
    min-width: 300px;
    position: relative;
  }

  .search-input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
    font-size: 14px;
    transition: all 0.3s ease;
    background: white;
    box-shadow: var(--shadow-sm);
  }

  .search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  }

  .search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
  }

  .filter-select {
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
    font-size: 14px;
    background: white;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    min-width: 160px;
  }

  @media (max-width: 768px) {
    .filter-bar {
      flex-direction: column;
      align-items: stretch;
    }
    
    .search-box {
      min-width: 100%;
    }
    
    .filter-select {
      width: 100%;
    }
    
    .pagination-container {
      flex-direction: column;
      gap: 16px;
    }
  }
</style>

<div class="orders-container">
  <div class="orders-title">
    <i class="fas fa-box-open"></i> Orders Management
  </div>

  <!-- Stats Cards -->
  <div class="stats-container">
    <div class="stat-card total">
      <div class="stat-value">{{ $orders->count() }}</div>
      <div class="stat-label">Total Orders</div>
    </div>
    <div class="stat-card paid">
      <div class="stat-value">{{ $orders->where('invoice.status', 'paid')->count() }}</div>
      <div class="stat-label">Paid Invoices</div>
    </div>
    <div class="stat-card pending">
      <div class="stat-value">{{ $orders->where('invoice.status', 'pending')->count() }}</div>
      <div class="stat-label">Pending Invoices</div>
    </div>
    <div class="stat-card overdue">
      <div class="stat-value">{{ $orders->where('invoice.status', 'overdue')->count() }}</div>
      <div class="stat-label">Overdue Invoices</div>
    </div>
  </div>

  <!-- Download Buttons -->
  <div class="download-section">
    <button class="download-btn pdf" id="downloadPdf" {{ $orders->count() == 0 ? 'disabled' : '' }}>
      <i class="fas fa-file-pdf"></i>
      Download PDF
    </button>
    <button class="download-btn excel" id="downloadExcel" {{ $orders->count() == 0 ? 'disabled' : '' }}>
      <i class="fas fa-file-excel"></i>
      Download Excel
    </button>
  </div>

  <!-- Filter Bar -->
  <div class="filter-bar">
    <div class="search-box">
      <i class="fas fa-search search-icon"></i>
      <input type="text" class="search-input" placeholder="Search orders..." id="searchInput">
    </div>
    <select class="filter-select" id="statusFilter">
      <option value="">All Status</option>
      <option value="paid">Paid</option>
      <option value="pending">Pending</option>
      <option value="overdue">Overdue</option>
    </select>
    <select class="filter-select" id="shipmentFilter">
      <option value="">All Shipments</option>
      <option value="pending">Pending</option>
      <option value="in_transit">In Transit</option>
      <option value="dispatched">Dispatched</option>
      <option value="delivered">Delivered</option>
    </select>
  </div>

  @if(isset($orders) && $orders->count() > 0)
    <div class="table-wrapper">
      <table class="orders-table">
        <thead>
          <tr>
            <th>Order ID</th>
            <th>Shipment ID</th>
            <th>Customer ID</th>
            <th>Company</th>
            <th>Origin</th>
            <th>Destination</th>
            <th>Order Date</th>
            <th>Invoice No</th>
            <th>Invoice Date</th>
            <th>Amount</th>
            <th>Amount + GST</th>
            <th>Invoice Status</th>
            <th>Shipment Status</th>
            <th>Action</th>
          </tr>
        </thead>

        <tbody id="ordersTableBody">
          @foreach($orders as $order)
            @php
              $mark = $order->markList ?? null;
              $invoice = $order->invoice ?? null;
              $shipment = $order->shipments->first() ?? null;
              $invoiceStatus = strtolower($invoice->status ?? '');
              $shipmentStatus = strtolower(str_replace('_', ' ', $shipment->status ?? ''));
            @endphp

            <tr>
              <td>{{ $order->order_id ?? '-' }}</td> 
              <td>{{ $shipment->shipment_id ?? '-' }}</td>
              <td>{{ $mark->customer_id ?? '-' }}</td>
              <td>{{ $mark->company_name ?? '-' }}</td>
              <td>{{ $mark->origin ?? $order->origin ?? '-' }}</td>
              <td>{{ $mark->destination ?? $order->destination ?? '-' }}</td>
              <td>{{ $order->created_at ? $order->created_at->format('d-m-Y') : '-' }}</td>

              <td>{{ $invoice->invoice_number ?? '-' }}</td>

              <td>
                {{ $invoice?->invoice_date ? date('d-m-Y', strtotime($invoice->invoice_date)) : '-' }}
              </td>

              <td>
                {{ $invoice?->final_amount ? '₹'.number_format($invoice->final_amount, 2) : '-' }}
              </td>

              <td>
                {{ $invoice?->final_amount_with_gst ? '₹'.number_format($invoice->final_amount_with_gst, 2) : '-' }}
              </td>

              <td>
                @if($invoice?->status)
                  <span class="status-badge status-{{ $invoiceStatus }}">
                    {{ ucfirst($invoice->status) }}
                  </span>
                @else
                  <span class="status-badge status-pending">Pending</span>
                @endif
              </td>

              <td>
                @if($shipment?->status)
                  <span class="status-badge ship-{{ str_replace(' ', '_', $shipmentStatus) }}">
                    {{ ucfirst($shipmentStatus) }}
                  </span>
                @else
                  <span class="status-badge ship-pending">Pending</span>
                @endif
              </td>

              <td class="text-center">
                <a href="{{ route('admin.orders.show', $order->id) }}" title="View Details">
                  <i class="fas fa-eye action-btn"></i>
                </a>
              </td>
            </tr>
          @endforeach
        </tbody>
      </table>
    </div> {{-- End table-wrapper --}}

    <!-- Pagination Controls -->
    <div class="pagination-container">
      <div class="pagination-info" id="pageInfo">Showing 1 to {{ min(10, count($orders)) }} of {{ count($orders) }} entries</div>
      <div class="pagination-controls">
        <button class="pagination-img-btn" id="prevPageBtn" title="Previous page" disabled>
          <svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
            <path d="M10 12L6 8L10 4" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
          </svg>
        </button>
        <div class="pagination-pages" id="paginationPages">
          <!-- Page numbers will be inserted here -->
        </div>
        <button class="pagination-img-btn" id="nextPageBtn" title="Next page" {{ count($orders) > 10 ? '' : 'disabled' }}>
          <svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
            <path d="M6 4L10 8L6 12" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
          </svg>
        </button>
      </div>
    </div>
  @else
    <div class="no-data">
      <i class="fas fa-inbox"></i>
      <div>No orders found</div>
      <p class="text-muted">There are currently no orders in the system.</p>
    </div>
  @endif
</div>

<script>
  // Pagination state
let currentPage = 1;
const itemsPerPage = 10;
let allOrders = @json($orders);
let filteredOrders = [...allOrders];
console.log('ORDERS SAMPLE:', allOrders[0]);



  // Status icon helper functions
  function getInvoiceStatusIcon(status) {
    switch(status) {
      case 'paid':
        return '<i class="fas fa-check-circle status-icon"></i>';
      case 'pending':
        return '<i class="fas fa-clock status-icon"></i>';
      case 'overdue':
        return '<i class="fas fa-exclamation-triangle status-icon"></i>';
      default:
        return '';
    }
  }

  function getShipmentStatusIcon(status) {
    switch(status) {
      case 'pending':
        return '<i class="fas fa-clock status-icon"></i>';
      case 'in_transit':
        return '<i class="fas fa-truck status-icon"></i>';
      case 'dispatched':
        return '<i class="fas fa-paper-plane status-icon"></i>';
      case 'delivered':
        return '<i class="fas fa-check-circle status-icon"></i>';
      default:
        return '';
    }
  }

  // Initialize pagination and filters
  document.addEventListener('DOMContentLoaded', function() {
    renderTable();
    updatePaginationControls();
    
    // Bind pagination events
    document.getElementById('prevPageBtn').addEventListener('click', goToPreviousPage);
    document.getElementById('nextPageBtn').addEventListener('click', goToNextPage);
    
    // Bind filter events
    document.getElementById('searchInput').addEventListener('input', handleSearch);
    document.getElementById('statusFilter').addEventListener('change', handleFilter);
    document.getElementById('shipmentFilter').addEventListener('change', handleFilter);
    
    // Bind download events
    document.getElementById('downloadPdf').addEventListener('click', downloadPdf);
    document.getElementById('downloadExcel').addEventListener('click', downloadExcel);
  });

  // Download Functions
  function downloadPdf() {
    if (filteredOrders.length === 0) {
      showNotification('No data available to download', 'warning');
      return;
    }

    showNotification('Preparing PDF download...', 'info');
    
    // Get current filters for the download
    const searchTerm = document.getElementById('searchInput').value;
    const statusFilter = document.getElementById('statusFilter').value;
    const shipmentFilter = document.getElementById('shipmentFilter').value;
    
    // Create download URL with filters
    let downloadUrl = "{{ route('admin.orders.download.pdf') }}";
    let params = new URLSearchParams();
    
    if (searchTerm) params.append('search', searchTerm);
    if (statusFilter) params.append('status', statusFilter);
    if (shipmentFilter) params.append('shipment', shipmentFilter);
    
    if (params.toString()) {
      downloadUrl += '?' + params.toString();
    }
    
    // Trigger download
    window.location.href = downloadUrl;
  }

  function downloadExcel() {
    if (filteredOrders.length === 0) {
      showNotification('No data available to download', 'warning');
      return;
    }

    showNotification('Preparing Excel download...', 'info');
    
    // Get current filters for the download
    const searchTerm = document.getElementById('searchInput').value;
    const statusFilter = document.getElementById('statusFilter').value;
    const shipmentFilter = document.getElementById('shipmentFilter').value;
    
    // Create download URL with filters
    let downloadUrl = "{{ route('admin.orders.download.excel') }}";
    let params = new URLSearchParams();
    
    if (searchTerm) params.append('search', searchTerm);
    if (statusFilter) params.append('status', statusFilter);
    if (shipmentFilter) params.append('shipment', shipmentFilter);
    
    if (params.toString()) {
      downloadUrl += '?' + params.toString();
    }
    
    // Trigger download
    window.location.href = downloadUrl;
  }

  // Notification function
  function showNotification(message, type = 'info') {
    // Remove existing notification
    const existingNotification = document.querySelector('.download-notification');
    if (existingNotification) {
      existingNotification.remove();
    }

    const notification = document.createElement('div');
    notification.className = `download-notification alert alert-${type}`;
    notification.style.cssText = `
      position: fixed;
      top: 20px;
      right: 20px;
      z-index: 10000;
      padding: 12px 20px;
      border-radius: 8px;
      color: white;
      font-weight: 500;
      box-shadow: 0 4px 12px rgba(0,0,0,0.15);
      animation: slideIn 0.3s ease;
    `;
    
    if (type === 'info') {
      notification.style.background = 'linear-gradient(135deg, #3b82f6, #1d4ed8)';
    } else if (type === 'warning') {
      notification.style.background = 'linear-gradient(135deg, #f59e0b, #d97706)';
    } else if (type === 'success') {
      notification.style.background = 'linear-gradient(135deg, #10b981, #059669)';
    }
    
    notification.textContent = message;
    document.body.appendChild(notification);
    
    setTimeout(() => {
      notification.style.animation = 'slideOut 0.3s ease';
      setTimeout(() => notification.remove(), 300);
    }, 3000);
  }

  // Add CSS for notifications
  const style = document.createElement('style');
  style.textContent = `
    @keyframes slideIn {
      from { transform: translateX(100%); opacity: 0; }
      to { transform: translateX(0); opacity: 1; }
    }
    @keyframes slideOut {
      from { transform: translateX(0); opacity: 1; }
      to { transform: translateX(100%); opacity: 0; }
    }
  `;
  document.head.appendChild(style);

  // Search functionality
  function handleSearch(e) {
    const searchTerm = e.target.value.toLowerCase();
    filterOrders();
  }

  // Filter functionality
  function handleFilter() {
    filterOrders();
  }

  function filterOrders() {
    const searchTerm = document.getElementById('searchInput').value.toLowerCase();
    const statusFilter = document.getElementById('statusFilter').value;
    const shipmentFilter = document.getElementById('shipmentFilter').value;
    
    filteredOrders = allOrders.filter(order => {
      const matchesSearch = !searchTerm ||
    order.order_id?.toLowerCase().includes(searchTerm) ||
    order.mark_list?.company_name?.toLowerCase().includes(searchTerm) ||
    order.invoice?.invoice_number?.toLowerCase().includes(searchTerm);

      
      const matchesStatus = !statusFilter || 
        (order.invoice?.status && order.invoice.status.toLowerCase() === statusFilter);
      
      const matchesShipment = !shipmentFilter || 
        (order.shipments?.[0]?.status && order.shipments[0].status.toLowerCase() === shipmentFilter);
      
      return matchesSearch && matchesStatus && matchesShipment;
    });
    
    currentPage = 1;
    renderTable();
    updatePaginationControls();
    
    // Update download buttons state
    document.getElementById('downloadPdf').disabled = filteredOrders.length === 0;
    document.getElementById('downloadExcel').disabled = filteredOrders.length === 0;
  }

  // Pagination Functions
  function goToPreviousPage() {
    if (currentPage > 1) {
      currentPage--;
      renderTable();
      updatePaginationControls();
    }
  }

  function goToNextPage() {
    const totalPages = Math.ceil(filteredOrders.length / itemsPerPage);
    if (currentPage < totalPages) {
      currentPage++;
      renderTable();
      updatePaginationControls();
    }
  }

  function updatePaginationControls() {
    const totalPages = Math.ceil(filteredOrders.length / itemsPerPage);
    const prevBtn = document.getElementById('prevPageBtn');
    const nextBtn = document.getElementById('nextPageBtn');
    const pageInfo = document.getElementById('pageInfo');
    const paginationPages = document.getElementById('paginationPages');
    
    prevBtn.disabled = currentPage === 1;
    nextBtn.disabled = currentPage === totalPages || totalPages === 0;
    
    // Update page info text
    const startIndex = (currentPage - 1) * itemsPerPage + 1;
    const endIndex = Math.min(currentPage * itemsPerPage, filteredOrders.length);
    pageInfo.textContent = `Showing ${startIndex} to ${endIndex} of ${filteredOrders.length} entries`;
    
    // Generate page numbers
    paginationPages.innerHTML = '';
    
    if (totalPages <= 7) {
      // Show all pages
      for (let i = 1; i <= totalPages; i++) {
        addPageButton(i, paginationPages);
      }
    } else {
      // Show first page, current page range, and last page
      addPageButton(1, paginationPages);
      
      if (currentPage > 3) {
        paginationPages.innerHTML += '<span class="pagination-ellipsis">...</span>';
      }
      
      const start = Math.max(2, currentPage - 1);
      const end = Math.min(totalPages - 1, currentPage + 1);
      
      for (let i = start; i <= end; i++) {
        addPageButton(i, paginationPages);
      }
      
      if (currentPage < totalPages - 2) {
        paginationPages.innerHTML += '<span class="pagination-ellipsis">...</span>';
      }
      
      addPageButton(totalPages, paginationPages);
    }
  }

  function addPageButton(pageNumber, container) {
    const button = document.createElement('button');
    button.className = 'pagination-page-btn';
    if (pageNumber === currentPage) {
      button.classList.add('active');
    }
    button.textContent = pageNumber;
    button.addEventListener('click', () => {
      currentPage = pageNumber;
      renderTable();
      updatePaginationControls();
    });
    container.appendChild(button);
  }

  // Render Table Function
  function renderTable() {
    const tbody = document.getElementById('ordersTableBody');
    tbody.innerHTML = '';
    
    if (filteredOrders.length === 0) {
      tbody.innerHTML = '<tr><td colspan="14" class="text-center py-4 text-muted">No orders found matching your criteria.</td></tr>';
      return;
    }
    
    // Calculate pagination
    const startIndex = (currentPage - 1) * itemsPerPage;
    const endIndex = startIndex + itemsPerPage;
    const paginatedItems = filteredOrders.slice(startIndex, endIndex);
    
    paginatedItems.forEach(order => {
      const mark = order.mark_list || null;
      const invoice = order.invoice || null;
      const shipment = order.shipments?.[0] || null;
      const invoiceStatus = (invoice?.status || '').toLowerCase();
      const shipmentStatus = (shipment?.status || '').toLowerCase().replace('_', ' ');
      
      const row = document.createElement('tr');
      row.innerHTML = `
        <td>${order.order_id || '-'}</td>
        <td>${shipment?.shipment_id || '-'}</td>
        <td>${mark?.customer_id || '-'}</td>
        <td>${mark?.company_name || '-'}</td>
        <td>${mark?.origin || order.origin || '-'}</td>
        <td>${mark?.destination || order.destination || '-'}</td>
        <td>${order.created_at ? new Date(order.created_at).toLocaleDateString('en-GB') : '-'}</td>
        <td>${invoice?.invoice_number || '-'}</td>
        <td>${invoice?.invoice_date ? new Date(invoice.invoice_date).toLocaleDateString('en-GB') : '-'}</td>
        <td>${invoice?.final_amount ? '₹' + Number(invoice.final_amount).toLocaleString('en-IN', {minimumFractionDigits: 2, maximumFractionDigits: 2}) : '-'}</td>
        <td>${invoice?.final_amount_with_gst ? '₹' + Number(invoice.final_amount_with_gst).toLocaleString('en-IN', {minimumFractionDigits: 2, maximumFractionDigits: 2}) : '-'}</td>
        <td>
          ${invoice?.status 
            ? `<span class="status-badge status-${invoiceStatus}">${getInvoiceStatusIcon(invoiceStatus)}${invoice.status.charAt(0).toUpperCase() + invoice.status.slice(1)}</span>`
            : '<span class="status-badge status-pending"><i class="fas fa-clock status-icon"></i>Pending</span>'
          }
        </td>
        <td>
          ${shipment?.status
            ? `<span class="status-badge ship-${shipmentStatus.replace(' ', '_')}">${getShipmentStatusIcon(shipmentStatus.replace(' ', '_'))}${shipment.status.charAt(0).toUpperCase() + shipment.status.slice(1)}</span>`
            : '<span class="status-badge ship-pending"><i class="fas fa-clock status-icon"></i>Pending</span>'
          }
        </td>
        <td class="text-center">
          <a href="/admin/orders/${order.id}" title="View Details">
            <i class="fas fa-eye action-btn"></i>
          </a>
        </td>
      `;
      tbody.appendChild(row);
    });
  }
</script>

@endsection