bmc_hub/app/customers/frontend/customer_detail.html

{% extends "shared/frontend/base.html" %}

{% block title %}Kunde Detaljer - BMC Hub{% endblock %}

{% block extra_css %}
<style>
    .customer-header {
        background: var(--accent);
        color: white;
        padding: 3rem 2rem;
        border-radius: 12px;
        margin-bottom: 2rem;
    }
    
    .customer-avatar-large {
        width: 80px;
        height: 80px;
        border-radius: 16px;
        background: rgba(255, 255, 255, 0.2);
        color: white;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: bold;
        font-size: 2rem;
        border: 3px solid rgba(255, 255, 255, 0.3);
    }
    
    .nav-pills-vertical {
        border-right: 1px solid rgba(0, 0, 0, 0.1);
        padding-right: 0;
    }
    
    .nav-pills-vertical .nav-link {
        color: var(--text-secondary);
        border-radius: 8px 0 0 8px;
        padding: 1rem 1.5rem;
        font-weight: 500;
        margin-bottom: 0.5rem;
        transition: all 0.2s;
        text-align: left;
    }
    
    .nav-pills-vertical .nav-link:hover {
        background: var(--accent-light);
        color: var(--accent);
    }
    
    .nav-pills-vertical .nav-link.active {
        background: var(--accent);
        color: white;
    }
    
    .nav-pills-vertical .nav-link i {
        width: 20px;
        margin-right: 0.75rem;
    }
    
    .info-card {
        background: var(--bg-card);
        border: 1px solid rgba(0, 0, 0, 0.1);
        border-radius: 12px;
        padding: 1.5rem;
    }
    
    .info-row {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.75rem 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }
    
    .info-row:last-child {
        border-bottom: none;
    }
    
    .info-label {
        font-weight: 500;
        color: var(--text-secondary);
    }
    
    .info-value {
        color: var(--text-primary);
        font-weight: 500;
    }
    
    .contact-card {
        background: var(--bg-card);
        border: 1px solid rgba(0, 0, 0, 0.1);
        border-radius: 12px;
        padding: 1.5rem;
        transition: all 0.2s;
    }
    
    .contact-card:hover {
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        transform: translateY(-2px);
    }
    
    .activity-item {
        padding: 1.5rem;
        border-left: 3px solid var(--accent-light);
        margin-left: 1rem;
        position: relative;
    }
    
    .subscription-item {
        transition: all 0.3s ease;
        cursor: pointer;
    }
    
    .subscription-item:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12) !important;
    }
    
    .subscription-item.expanded {
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15) !important;
        border-color: var(--accent) !important;
    }
    
    .subscription-column {
        min-height: 200px;
    }
    
    .column-header {
        position: sticky;
        top: 0;
        z-index: 10;
        background: white;
        padding: 1rem;
        margin: -1rem -1rem 1rem -1rem;
        border-radius: 8px 8px 0 0;
    }
    
    .line-item-details {
        background: rgba(0, 0, 0, 0.02);
        border-radius: 6px;
        padding: 0.5rem;
    }
    
    .expandable-item {
        transition: all 0.2s;
    }
    
    .expandable-item:hover {
        background: rgba(0, 0, 0, 0.02);
    }
    
    .chevron-icon {
        transition: transform 0.2s;
    }
    
    .activity-item::before {
        content: '';
        position: absolute;
        left: -8px;
        top: 1.5rem;
        width: 12px;
        height: 12px;
        background: var(--accent);
        border-radius: 50%;
        border: 3px solid var(--bg-body);
    }
</style>
{% endblock %}

{% block content %}
    <!-- Customer Header -->
    <div class="customer-header">
        <div class="d-flex justify-content-between align-items-start">
            <div class="d-flex align-items-center">
                <div class="customer-avatar-large me-4" id="customerAvatar">?</div>
                <div>
                    <h1 class="fw-bold mb-2" id="customerName">Loading...</h1>
                    <div class="d-flex gap-3 align-items-center flex-wrap">
                        <span id="customerCity"></span>
                        <span class="badge bg-white bg-opacity-20" id="customerStatus"></span>
                        <span class="badge bg-white bg-opacity-20" id="customerSource"></span>
                        <span id="bmcLockedBadge"></span>
                    </div>
                </div>
            </div>
            <div class="d-flex gap-2">
                <button class="btn btn-light btn-sm" onclick="editCustomer()">
                    <i class="bi bi-pencil me-2"></i>Rediger
                </button>
                <button class="btn btn-light btn-sm" onclick="window.location.href='/customers'">
                    <i class="bi bi-arrow-left me-2"></i>Tilbage
                </button>
            </div>
        </div>
    </div>

    <!-- Content Layout with Sidebar Navigation -->
    <div class="row">
        <div class="col-lg-3 col-md-4">
            <!-- Vertical Navigation -->
            <ul class="nav nav-pills nav-pills-vertical flex-column" role="tablist">
                <li class="nav-item">
                    <a class="nav-link active" data-bs-toggle="tab" href="#overview">
                        <i class="bi bi-info-circle"></i>Oversigt
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" data-bs-toggle="tab" href="#contacts">
                        <i class="bi bi-people"></i>Kontakter
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" data-bs-toggle="tab" href="#invoices">
                        <i class="bi bi-receipt"></i>Fakturaer
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" data-bs-toggle="tab" href="#subscriptions">
                        <i class="bi bi-arrow-repeat"></i>Abonnnents tjek
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" data-bs-toggle="tab" href="#hardware">
                        <i class="bi bi-hdd"></i>Hardware
                    </a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" data-bs-toggle="tab" href="#activity">
                        <i class="bi bi-clock-history"></i>Aktivitet
                    </a>
                </li>
            </ul>
        </div>
        
        <div class="col-lg-9 col-md-8">
            <!-- Tab Content -->
            <div class="tab-content">
        <!-- Overview Tab -->
        <div class="tab-pane fade show active" id="overview">
            <div class="row g-4">
                <div class="col-lg-6">
                    <div class="info-card">
                        <h5 class="fw-bold mb-4">Virksomhedsoplysninger</h5>
                        <div class="info-row">
                            <span class="info-label">CVR-nummer</span>
                            <span class="info-value" id="cvrNumber">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">Adresse</span>
                            <span class="info-value" id="address">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">Postnummer & By</span>
                            <span class="info-value" id="postalCity">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">Email</span>
                            <span class="info-value" id="email">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">Telefon</span>
                            <span class="info-value" id="phone">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">Hjemmeside</span>
                            <span class="info-value" id="website">-</span>
                        </div>
                    </div>
                </div>
                
                <div class="col-lg-6">
                    <div class="info-card">
                        <h5 class="fw-bold mb-4">Økonomiske Oplysninger</h5>
                        <div class="info-row">
                            <span class="info-label">e-conomic Kundenr.</span>
                            <span class="info-value" id="economicNumber">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">Betalingsbetingelser</span>
                            <span class="info-value" id="paymentTerms">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">Moms Zone</span>
                            <span class="info-value" id="vatZone">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">Valuta</span>
                            <span class="info-value" id="currency">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">EAN-nummer</span>
                            <span class="info-value" id="ean">-</span>
                        </div>
                        <div class="info-row">
                            <span class="info-label">Spærret</span>
                            <span class="info-value" id="barred">-</span>
                        </div>
                    </div>
                </div>
                
                <div class="col-12">
                    <div class="info-card">
                        <h5 class="fw-bold mb-3">Integration</h5>
                        <div class="row">
                            <div class="col-md-6">
                                <div class="info-row">
                                    <span class="info-label">vTiger ID</span>
                                    <span class="info-value" id="vtigerId">-</span>
                                </div>
                                <div class="info-row">
                                    <span class="info-label">vTiger Sidst Synkroniseret</span>
                                    <span class="info-value" id="vtigerSyncAt">-</span>
                                </div>
                            </div>
                            <div class="col-md-6">
                                <div class="info-row">
                                    <span class="info-label">e-conomic Sidst Synkroniseret</span>
                                    <span class="info-value" id="economicSyncAt">-</span>
                                </div>
                                <div class="info-row">
                                    <span class="info-label">Oprettet</span>
                                    <span class="info-value" id="createdAt">-</span>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!-- Contacts Tab -->
        <div class="tab-pane fade" id="contacts">
            <div class="d-flex justify-content-between align-items-center mb-4">
                <h5 class="fw-bold mb-0">Kontaktpersoner</h5>
                <button class="btn btn-primary btn-sm" onclick="showAddContactModal()">
                    <i class="bi bi-plus-lg me-2"></i>Tilføj Kontakt
                </button>
            </div>
            <div class="row g-4" id="contactsContainer">
                <div class="col-12 text-center py-5">
                    <div class="spinner-border text-primary"></div>
                </div>
            </div>
        </div>

        <!-- Invoices Tab -->
        <div class="tab-pane fade" id="invoices">
            <h5 class="fw-bold mb-4">Fakturaer</h5>
            <div class="text-muted text-center py-5">
                Fakturamodul kommer snart...
            </div>
        </div>

        <!-- Subscriptions Tab -->
        <div class="tab-pane fade" id="subscriptions">
            <div class="d-flex justify-content-between align-items-center mb-4">
                <h5 class="fw-bold mb-0">Abonnnents tjek</h5>
                <div class="btn-group">
                    <button class="btn btn-success btn-sm" onclick="showCreateSubscriptionModal()">
                        <i class="bi bi-plus-circle me-2"></i>Opret Abonnement
                    </button>
                    <button class="btn btn-primary btn-sm" onclick="loadSubscriptions()">
                        <i class="bi bi-arrow-repeat me-2"></i>Opdater fra vTiger
                    </button>
                </div>
            </div>

            <!-- Internal Comment Box -->
            <div class="card mb-4" style="border-left: 4px solid var(--accent);">
                <div class="card-body">
                    <h6 class="fw-bold mb-3">
                        <i class="bi bi-shield-lock me-2"></i>Intern Kommentar
                        <small class="text-muted fw-normal">(kun synlig for medarbejdere)</small>
                    </h6>
                    <div id="internalCommentDisplay" class="mb-3" style="display: none;">
                        <div class="alert alert-light mb-2">
                            <div style="white-space: pre-wrap;" id="commentText"></div>
                        </div>
                        <div class="d-flex justify-content-between align-items-center">
                            <small class="text-muted" id="commentMeta"></small>
                            <button type="button" class="btn btn-sm btn-outline-primary" onclick="editInternalComment()" title="Rediger kommentar">
                                <i class="bi bi-pencil me-1"></i>Rediger
                            </button>
                        </div>
                    </div>
                    <div id="internalCommentEdit">
                        <textarea class="form-control mb-2" id="internalCommentInput" rows="3" 
                                  placeholder="Skriv intern note om kundens abonnementer..."></textarea>
                        <div class="d-flex justify-content-end gap-2">
                            <button class="btn btn-sm btn-primary" onclick="saveInternalComment()">
                                <i class="bi bi-save me-1"></i>Gem Kommentar
                            </button>
                        </div>
                    </div>
                </div>
            </div>
            
            <div id="subscriptionsContainer">
                <div class="text-center py-5">
                    <div class="spinner-border text-primary"></div>
                    <p class="text-muted mt-3">Henter data fra vTiger...</p>
                </div>
            </div>
        </div>

        <!-- Hardware Tab -->
        <div class="tab-pane fade" id="hardware">
            <h5 class="fw-bold mb-4">Hardware</h5>
            <div class="text-muted text-center py-5">
                Hardwaremodul kommer snart...
            </div>
        </div>

        <!-- Activity Tab -->
        <div class="tab-pane fade" id="activity">
            <h5 class="fw-bold mb-4">Aktivitet</h5>
            <div id="activityContainer">
                <div class="text-center py-5">
                    <div class="spinner-border text-primary"></div>
                </div>
            </div>
        </div>
    </div>
        </div>
    </div>
    
    <!-- Subscription Modal -->
    <div class="modal fade" id="subscriptionModal" tabindex="-1">
        <div class="modal-dialog">
            <div class="modal-content">
                <div class="modal-header">
                    <h5 class="modal-title" id="subscriptionModalLabel">Opret Abonnement</h5>
                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
                </div>
                <div class="modal-body">
                    <form id="subscriptionForm">
                        <input type="hidden" id="subscriptionId">
                        
                        <div class="mb-3">
                            <label for="subjectInput" class="form-label">Emne/Navn *</label>
                            <input type="text" class="form-control" id="subjectInput" required>
                        </div>
                        
                        <div class="row">
                            <div class="col-md-6 mb-3">
                                <label for="startdateInput" class="form-label">Startdato *</label>
                                <input type="date" class="form-control" id="startdateInput" required>
                            </div>
                            <div class="col-md-6 mb-3">
                                <label for="enddateInput" class="form-label">Slutdato</label>
                                <input type="date" class="form-control" id="enddateInput">
                            </div>
                        </div>
                        
                        <div class="mb-3">
                            <label for="frequencyInput" class="form-label">Frekvens *</label>
                            <select class="form-select" id="frequencyInput" required>
                                <option value="Monthly">Månedlig</option>
                                <option value="Quarterly">Kvartalsvis</option>
                                <option value="Half-Yearly">Halvårlig</option>
                                <option value="Yearly">Årlig</option>
                            </select>
                        </div>
                        
                        <div class="mb-3">
                            <label for="statusInput" class="form-label">Status *</label>
                            <select class="form-select" id="statusInput" required>
                                <option value="Active">Aktiv</option>
                                <option value="Stopped">Stoppet</option>
                                <option value="Cancelled">Annulleret</option>
                            </select>
                        </div>
                        
                        <div class="alert alert-info">
                            <i class="bi bi-info-circle me-2"></i>
                            Produkter skal tilføjes i vTiger efter oprettelse
                        </div>
                    </form>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Annuller</button>
                    <button type="button" class="btn btn-primary" onclick="saveSubscription()">Gem</button>
                </div>
            </div>
        </div>
    </div>
{% endblock %}

{% block extra_js %}
<script>
const customerId = parseInt(window.location.pathname.split('/').pop());
let customerData = null;

let eventListenersAdded = false;

document.addEventListener('DOMContentLoaded', () => {
    if (eventListenersAdded) {
        console.log('Event listeners already added, skipping...');
        return;
    }
    
    loadCustomer();
    
    // Load contacts when tab is shown
    const contactsTab = document.querySelector('a[href="#contacts"]');
    if (contactsTab) {
        contactsTab.addEventListener('shown.bs.tab', () => {
            loadContacts();
        }, { once: false });
    }
    
    // Load subscriptions when tab is shown
    const subscriptionsTab = document.querySelector('a[href="#subscriptions"]');
    if (subscriptionsTab) {
        subscriptionsTab.addEventListener('shown.bs.tab', () => {
            loadSubscriptions();
            loadInternalComment();
        }, { once: false });
    }
    
    // Load activity when tab is shown
    const activityTab = document.querySelector('a[href="#activity"]');
    if (activityTab) {
        activityTab.addEventListener('shown.bs.tab', () => {
            loadActivity();
        }, { once: false });
    }
    
    eventListenersAdded = true;
});

async function loadCustomer() {
    try {
        const response = await fetch(`/api/v1/customers/${customerId}`);
        if (!response.ok) {
            throw new Error('Customer not found');
        }
        
        customerData = await response.json();
        displayCustomer(customerData);
    } catch (error) {
        console.error('Failed to load customer:', error);
        alert('Kunne ikke indlæse kunde');
        window.location.href = '/customers';
    }
}

function displayCustomer(customer) {
    // Update page title
    document.title = `${customer.name} - BMC Hub`;
    
    // Header
    document.getElementById('customerAvatar').textContent = getInitials(customer.name);
    document.getElementById('customerName').textContent = customer.name;
    document.getElementById('customerCity').textContent = customer.city || '';
    
    const statusBadge = customer.is_active 
        ? '<i class="bi bi-check-circle me-1"></i>Aktiv'
        : '<i class="bi bi-x-circle me-1"></i>Inaktiv';
    document.getElementById('customerStatus').innerHTML = statusBadge;
    
    const sourceBadge = customer.vtiger_id
        ? '<i class="bi bi-cloud me-1"></i>vTiger'
        : '<i class="bi bi-hdd me-1"></i>Lokal';
    document.getElementById('customerSource').innerHTML = sourceBadge;
    
    // BMC Låst badge
    const bmcLockedBadge = document.getElementById('bmcLockedBadge');
    if (customer.bmc_locked) {
        bmcLockedBadge.innerHTML = `
            <span class="badge bg-danger bg-opacity-90 px-3 py-2" style="font-size: 0.9rem;" title="Dette firma skal faktureres fra BMC">
                <i class="bi bi-lock-fill me-2"></i>
                <strong>BMC LÅST</strong>
            </span>
        `;
    } else {
        bmcLockedBadge.innerHTML = '';
    }
    
    // Company Information
    document.getElementById('cvrNumber').textContent = customer.cvr_number || '-';
    document.getElementById('address').textContent = customer.address || '-';
    document.getElementById('postalCity').textContent = customer.postal_code && customer.city 
        ? `${customer.postal_code} ${customer.city}` 
        : customer.city || '-';
    document.getElementById('email').textContent = customer.email || '-';
    document.getElementById('phone').textContent = customer.phone || '-';
    document.getElementById('website').textContent = customer.website || '-';
    
    // Economic Information
    document.getElementById('economicNumber').textContent = customer.economic_customer_number || '-';
    document.getElementById('paymentTerms').textContent = customer.payment_terms_days 
        ? `${customer.payment_terms_days} dage netto`
        : '-';
    document.getElementById('vatZone').textContent = customer.vat_zone || '-';
    document.getElementById('currency').textContent = customer.currency_code || 'DKK';
    document.getElementById('ean').textContent = customer.ean || '-';
    document.getElementById('barred').innerHTML = customer.barred 
        ? '<span class="badge bg-danger">Ja</span>'
        : '<span class="badge bg-success">Nej</span>';
    
    // Integration
    document.getElementById('vtigerId').textContent = customer.vtiger_id || '-';
    document.getElementById('vtigerSyncAt').textContent = customer.vtiger_last_sync_at 
        ? new Date(customer.vtiger_last_sync_at).toLocaleString('da-DK')
        : '-';
    document.getElementById('economicSyncAt').textContent = customer.economic_last_sync_at
        ? new Date(customer.economic_last_sync_at).toLocaleString('da-DK')
        : '-';
    document.getElementById('createdAt').textContent = new Date(customer.created_at).toLocaleString('da-DK');
}

async function loadContacts() {
    const container = document.getElementById('contactsContainer');
    container.innerHTML = '<div class="col-12 text-center py-5"><div class="spinner-border text-primary"></div></div>';
    
    try {
        const response = await fetch(`/api/v1/customers/${customerId}/contacts`);
        const contacts = await response.json();
        
        if (!contacts || contacts.length === 0) {
            container.innerHTML = '<div class="col-12 text-center py-5 text-muted">Ingen kontakter endnu</div>';
            return;
        }
        
        container.innerHTML = contacts.map(contact => `
            <div class="col-md-6">
                <div class="contact-card">
                    <div class="d-flex justify-content-between align-items-start mb-3">
                        <div>
                            <h6 class="fw-bold mb-1">${escapeHtml(contact.name)}</h6>
                            <div class="text-muted small">${contact.title || 'Kontakt'}</div>
                        </div>
                        ${contact.is_primary ? '<span class="badge bg-primary">Primær</span>' : ''}
                    </div>
                    <div class="d-flex flex-column gap-2">
                        ${contact.email ? `
                            <div class="d-flex align-items-center">
                                <i class="bi bi-envelope me-2 text-muted"></i>
                                <a href="mailto:${contact.email}">${contact.email}</a>
                            </div>
                        ` : ''}
                        ${contact.phone ? `
                            <div class="d-flex align-items-center">
                                <i class="bi bi-telephone me-2 text-muted"></i>
                                <a href="tel:${contact.phone}">${contact.phone}</a>
                            </div>
                        ` : ''}
                        ${contact.mobile ? `
                            <div class="d-flex align-items-center">
                                <i class="bi bi-phone me-2 text-muted"></i>
                                <a href="tel:${contact.mobile}">${contact.mobile}</a>
                            </div>
                        ` : ''}
                    </div>
                </div>
            </div>
        `).join('');
    } catch (error) {
        console.error('Failed to load contacts:', error);
        container.innerHTML = '<div class="col-12 text-center py-5 text-danger">Kunne ikke indlæse kontakter</div>';
    }
}

let subscriptionsLoaded = false;

async function loadSubscriptions() {
    const container = document.getElementById('subscriptionsContainer');
    
    // Prevent duplicate loads
    if (subscriptionsLoaded && container.innerHTML.includes('row g-4')) {
        console.log('Subscriptions already loaded, skipping...');
        return;
    }
    
    container.innerHTML = '<div class="text-center py-5"><div class="spinner-border text-primary"></div><p class="text-muted mt-3">Henter data fra vTiger...</p></div>';
    
    try {
        const response = await fetch(`/api/v1/customers/${customerId}/subscriptions`);
        const data = await response.json();
        
        console.log('Loaded subscriptions:', data);
        
        if (!response.ok) {
            throw new Error(data.detail || 'Failed to load subscriptions');
        }
        
        if (data.status === 'no_vtiger_link') {
            container.innerHTML = `
                <div class="alert alert-warning">
                    <i class="bi bi-exclamation-triangle me-2"></i>
                    ${data.message}
                </div>
            `;
            return;
        }
        
        displaySubscriptions(data);
        subscriptionsLoaded = true;
    } catch (error) {
        console.error('Failed to load subscriptions:', error);
        container.innerHTML = '<div class="alert alert-danger">Kunne ikke indlæse abonnementer</div>';
    }
}

function displaySubscriptions(data) {
    const container = document.getElementById('subscriptionsContainer');
    const { recurring_orders, sales_orders, subscriptions, expired_subscriptions, bmc_office_subscriptions } = data;
    
    // Store subscriptions for editing
    currentSubscriptions = subscriptions || [];
    
    const totalItems = (sales_orders?.length || 0) + (subscriptions?.length || 0) + (bmc_office_subscriptions?.length || 0);
    
    if (totalItems === 0) {
        container.innerHTML = '<div class="text-center text-muted py-5">Ingen abonnementer eller salgsordre fundet</div>';
        return;
    }
    
    // Create 3-column layout
    let html = '<div class="row g-3">';
    
    const isLocked = customerData?.subscriptions_locked || false;
    
    // Column 1: vTiger Subscriptions
    html += `
        <div class="col-lg-4">
            <div class="subscription-column">
                <div class="column-header bg-primary bg-opacity-10 border-start border-primary border-4 p-3 mb-3 rounded">
                    <div class="d-flex justify-content-between align-items-start">
                        <div>
                            <h5 class="fw-bold mb-1">
                                <i class="bi bi-arrow-repeat text-primary me-2"></i>
                                vTiger Abonnementer
                                ${isLocked ? '<i class="bi bi-lock-fill text-danger ms-2" title="Abonnementer låst"></i>' : ''}
                            </h5>
                            <small class="text-muted">Fra vTiger Cloud</small>
                        </div>
                        <button class="btn btn-sm ${isLocked ? 'btn-danger' : 'btn-outline-secondary'}" 
                                onclick="toggleSubscriptionsLock()" 
                                title="${isLocked ? 'Lås op' : 'Lås abonnementer'}">
                            <i class="bi bi-${isLocked ? 'unlock' : 'lock'}-fill"></i>
                            ${isLocked ? 'Låst' : 'Lås'}
                        </button>
                    </div>
                </div>
                ${isLocked ? '<div class="alert alert-warning small mb-3"><i class="bi bi-lock-fill me-2"></i>Abonnementer er låst - kan kun redigeres i vTiger</div>' : ''}
                ${renderSubscriptionsList(subscriptions || [], isLocked)}
            </div>
        </div>
    `;
    
    // Column 2: Sales Orders
    html += `
        <div class="col-lg-4">
            <div class="subscription-column">
                <div class="column-header bg-success bg-opacity-10 border-start border-success border-4 p-3 mb-3 rounded">
                    <h5 class="fw-bold mb-1">
                        <i class="bi bi-cart-check text-success me-2"></i>
                        Åbne Salgsordre
                    </h5>
                    <small class="text-muted">Fra Simply-CRM</small>
                </div>
                ${renderSalesOrdersList(sales_orders || [])}
            </div>
        </div>
    `;
    
    // Column 3: BMC Office Subscriptions
    html += `
        <div class="col-lg-4">
            <div class="subscription-column">
                <div class="column-header bg-info bg-opacity-10 border-start border-info border-4 p-3 mb-3 rounded">
                    <h5 class="fw-bold mb-1">
                        <i class="bi bi-database text-info me-2"></i>
                        BMC Office Abonnementer
                    </h5>
                    <small class="text-muted">Fra lokalt system</small>
                </div>
                ${renderBmcOfficeSubscriptionsList(bmc_office_subscriptions || [])}
            </div>
        </div>
    `;
    
    html += '</div>';
    
    // Add comparison stats at bottom
    const subTotal = subscriptions?.reduce((sum, sub) => sum + parseFloat(sub.hdnGrandTotal || 0), 0) || 0;
    const orderTotal = sales_orders?.reduce((sum, order) => sum + parseFloat(order.hdnGrandTotal || 0), 0) || 0;
    const bmcOfficeTotal = bmc_office_subscriptions?.reduce((sum, sub) => sum + parseFloat(sub.total_inkl_moms || 0), 0) || 0;
    
    if (totalItems > 0) {
        html += `
            <div class="row g-4 mt-2">
                <div class="col-12">
                    <div class="info-card bg-light">
                        <h6 class="fw-bold mb-3">Sammenligning</h6>
                        <div class="row text-center">
                            <div class="col-md-3">
                                <div class="stat-item">
                                    <div class="text-muted small">vTiger Abonnementer</div>
                                    <div class="fs-4 fw-bold text-primary">${subscriptions?.length || 0}</div>
                                    <div class="text-muted small">${subTotal.toFixed(2)} DKK</div>
                                </div>
                            </div>
                            <div class="col-md-3">
                                <div class="stat-item">
                                    <div class="text-muted small">Åbne Salgsordre</div>
                                    <div class="fs-4 fw-bold text-success">${sales_orders?.length || 0}</div>
                                    <div class="text-muted small">${orderTotal.toFixed(2)} DKK</div>
                                </div>
                            </div>
                            <div class="col-md-3">
                                <div class="stat-item">
                                    <div class="text-muted small">BMC Office Abonnementer</div>
                                    <div class="fs-4 fw-bold text-info">${bmc_office_subscriptions?.length || 0}</div>
                                    <div class="text-muted small">${bmcOfficeTotal.toFixed(2)} DKK</div>
                                </div>
                            </div>
                            <div class="col-md-3">
                                <div class="stat-item">
                                    <div class="text-muted small">Total Værdi</div>
                                    <div class="fs-4 fw-bold text-dark">${(subTotal + orderTotal + bmcOfficeTotal).toFixed(2)} DKK</div>
                                    <div class="text-muted small">Samlet omsætning</div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        `;
    }
    
    container.innerHTML = html;
}

function renderRecurringOrdersList(orders) {
    if (!orders || orders.length === 0) {
        return '<p class="text-muted small">Ingen tilbagevendende ordrer</p>';
    }
    
    return orders.map((order, idx) => {
        const itemId = `recurring-${idx}`;
        const lineItems = order.lineItems || [];
        const hasLineItems = Array.isArray(lineItems) && lineItems.length > 0;
        
        return `
        <div class="border-bottom pb-3 mb-3">
            <div class="d-flex justify-content-between align-items-start mb-2" style="cursor: pointer;" onclick="toggleLineItems('${itemId}')">
                <div class="fw-bold">
                    <i class="bi bi-chevron-right me-1" id="${itemId}-icon"></i>
                    ${escapeHtml(order.subject || order.salesorder_no || 'Unnamed')}
                </div>
                <span class="badge bg-${getStatusColor(order.sostatus)}">${escapeHtml(order.sostatus || 'Open')}</span>
            </div>
            ${order.description ? `<p class="text-muted small mb-2">${escapeHtml(order.description).substring(0, 100)}...</p>` : ''}
            <div class="d-flex gap-3 small text-muted flex-wrap">
                ${order.recurring_frequency ? `<span><i class="bi bi-arrow-repeat me-1"></i>${escapeHtml(order.recurring_frequency)}</span>` : ''}
                ${order.start_period ? `<span><i class="bi bi-calendar-event me-1"></i>${formatDate(order.start_period)}</span>` : ''}
                ${order.end_period ? `<span><i class="bi bi-calendar-x me-1"></i>${formatDate(order.end_period)}</span>` : ''}
                ${order.hdnGrandTotal ? `<span><i class="bi bi-currency-dollar me-1"></i>${parseFloat(order.hdnGrandTotal).toFixed(2)} DKK</span>` : ''}
            </div>
            ${hasLineItems ? `
            <div id="${itemId}-lines" class="mt-3 ps-3" style="display: none;">
                <div class="small">
                    <strong>Produktlinjer:</strong>
                    ${lineItems.map(line => `
                        <div class="border-start border-2 border-primary ps-2 py-1 mt-2">
                            <div class="fw-bold">${escapeHtml(line.product_name || line.productid)}</div>
                            <div class="text-muted">
                                Antal: ${line.quantity || 0} × ${parseFloat(line.listprice || 0).toFixed(2)} DKK = 
                                <strong>${parseFloat(line.netprice || 0).toFixed(2)} DKK</strong>
                            </div>
                            ${line.comment ? `<div class="text-muted small">${escapeHtml(line.comment)}</div>` : ''}
                        </div>
                    `).join('')}
                </div>
            </div>
            ` : ''}
        </div>
        `;
    }).join('');
}

function renderSalesOrdersList(orders) {
    if (!orders || orders.length === 0) {
        return '<div class="text-center text-muted py-4"><i class="bi bi-inbox fs-1 d-block mb-2"></i>Ingen salgsordre</div>';
    }
    
    return orders.map((order, idx) => {
        const itemId = `salesorder-${idx}`;
        const lineItems = order.lineItems || [];
        const hasLineItems = Array.isArray(lineItems) && lineItems.length > 0;
        const total = parseFloat(order.hdnGrandTotal || 0);
        const recordId = order.id.includes('x') ? order.id.split('x')[1] : order.id;
        const simplycrmUrl = `https://bmcnetworks.simply-crm.dk/index.php?module=SalesOrder&view=Detail&record=${recordId}`;
        
        return `
        <div class="subscription-item border rounded p-3 mb-3 bg-white shadow-sm">
            <div class="d-flex justify-content-between align-items-start mb-2">
                <div class="flex-grow-1" style="cursor: pointer;" onclick="toggleLineItems('${itemId}')">
                    <div class="fw-bold d-flex align-items-center">
                        <i class="bi bi-chevron-right me-2 text-success" id="${itemId}-icon" style="font-size: 0.8rem;"></i>
                        ${escapeHtml(order.subject || order.salesorder_no || 'Unnamed')}
                    </div>
                    <div class="small text-muted mt-1">
                        ${order.salesorder_no ? `#${escapeHtml(order.salesorder_no)}` : ''}
                    </div>
                </div>
                <div class="text-end ms-3">
                    <div class="btn-group btn-group-sm mb-2" role="group">
                        <a href="${simplycrmUrl}" target="_blank" class="btn btn-outline-success" title="Åbn i Simply-CRM">
                            <i class="bi bi-box-arrow-up-right"></i> Simply-CRM
                        </a>
                    </div>
                    <div>
                        <div class="badge bg-${getStatusColor(order.sostatus)} mb-1">${escapeHtml(order.sostatus || 'Open')}</div>
                        <div class="fw-bold text-success">${total.toFixed(2)} DKK</div>
                    </div>
                </div>
            </div>
            
            <div class="d-flex gap-2 flex-wrap small text-muted mt-2">
                ${order.recurring_frequency ? `<span class="badge bg-light text-dark"><i class="bi bi-arrow-repeat me-1"></i>${escapeHtml(order.recurring_frequency)}</span>` : ''}
                ${order.last_recurring_date ? `<span class="badge bg-info text-dark"><i class="bi bi-calendar-check me-1"></i>Sidste: ${formatDate(order.last_recurring_date)}</span>` : ''}
                ${order.start_period && order.end_period ? `<span class="badge bg-light text-dark"><i class="bi bi-calendar-range me-1"></i>${formatDate(order.start_period)} - ${formatDate(order.end_period)}</span>` : ''}
                ${order.start_period && !order.end_period ? `<span class="badge bg-light text-dark"><i class="bi bi-calendar-check me-1"></i>Start: ${formatDate(order.start_period)}</span>` : ''}
            </div>
            
            ${hasLineItems ? `
            <div id="${itemId}-lines" class="mt-3 pt-3 border-top" style="display: none;">
                <div class="small">
                    ${lineItems.map(line => `
                        <div class="d-flex justify-content-between align-items-start py-2 border-bottom">
                            <div class="flex-grow-1">
                                <div class="fw-bold">${escapeHtml(line.product_name || line.productid)}</div>
                                <div class="text-muted small">
                                    ${line.quantity || 0} stk × ${parseFloat(line.listprice || 0).toFixed(2)} DKK
                                </div>
                            </div>
                            <div class="text-end fw-bold">
                                ${parseFloat(line.netprice || 0).toFixed(2)} DKK
                            </div>
                        </div>
                    `).join('')}
                    <div class="d-flex justify-content-between mt-3 pt-2">
                        <span class="text-muted">Subtotal:</span>
                        <strong>${parseFloat(order.hdnSubTotal || 0).toFixed(2)} DKK</strong>
                    </div>
                    <div class="d-flex justify-content-between text-success fw-bold fs-5">
                        <span>Total inkl. moms:</span>
                        <strong>${total.toFixed(2)} DKK</strong>
                    </div>
                </div>
            </div>
            ` : ''}
        </div>
        `;
    }).join('');
}

function renderBmcOfficeSubscriptionsList(subscriptions) {
    if (!subscriptions || subscriptions.length === 0) {
        return '<div class="text-center text-muted py-4"><i class="bi bi-inbox fs-1 d-block mb-2"></i>Ingen BMC Office abonnementer</div>';
    }
    
    return subscriptions.map((sub, idx) => {
        const itemId = `bmcoffice-${idx}`;
        const total = parseFloat(sub.total_inkl_moms || 0);
        const subtotal = parseFloat(sub.subtotal || 0);
        const rabat = parseFloat(sub.rabat || 0);
        
        return `
        <div class="subscription-item border rounded p-3 mb-3 bg-white shadow-sm">
            <div class="d-flex justify-content-between align-items-start mb-2">
                <div class="flex-grow-1">
                    <div class="fw-bold d-flex align-items-center">
                        <i class="bi bi-box-seam text-info me-2" style="font-size: 0.8rem;"></i>
                        ${escapeHtml(sub.text || 'Unnamed')}
                    </div>
                    <div class="small text-muted mt-1">
                        ${sub.firma_name ? `${escapeHtml(sub.firma_name)}` : ''}
                    </div>
                </div>
                <div class="text-end ms-3">
                    <div class="badge bg-${sub.active ? 'success' : 'secondary'} mb-1">${sub.active ? 'Aktiv' : 'Inaktiv'}</div>
                    <div class="fw-bold text-info">${total.toFixed(2)} DKK</div>
                </div>
            </div>
            
            <div class="d-flex gap-2 flex-wrap small text-muted mt-2">
                ${sub.start_date ? `<span class="badge bg-light text-dark"><i class="bi bi-calendar-check me-1"></i>Start: ${formatDate(sub.start_date)}</span>` : ''}
                ${sub.antal ? `<span class="badge bg-light text-dark"><i class="bi bi-stack me-1"></i>Antal: ${sub.antal}</span>` : ''}
                ${sub.faktura_firma_name && sub.faktura_firma_name !== sub.firma_name ? `<span class="badge bg-light text-dark"><i class="bi bi-receipt me-1"></i>${escapeHtml(sub.faktura_firma_name)}</span>` : ''}
            </div>
            
            <div class="mt-3 pt-3 border-top">
                <div class="small">
                    <div class="d-flex justify-content-between py-1">
                        <span class="text-muted">Antal:</span>
                        <strong>${sub.antal}</strong>
                    </div>
                    <div class="d-flex justify-content-between py-1">
                        <span class="text-muted">Pris pr. stk:</span>
                        <strong>${parseFloat(sub.pris || 0).toFixed(2)} DKK</strong>
                    </div>
                    ${rabat > 0 ? `
                    <div class="d-flex justify-content-between py-1 text-danger">
                        <span>Rabat:</span>
                        <strong>-${rabat.toFixed(2)} DKK</strong>
                    </div>
                    ` : ''}
                    ${sub.beskrivelse ? `
                    <div class="py-1 text-muted small">
                        <em>${escapeHtml(sub.beskrivelse)}</em>
                    </div>
                    ` : ''}
                    <div class="d-flex justify-content-between mt-2 pt-2 border-top">
                        <span class="text-muted">Subtotal:</span>
                        <strong>${subtotal.toFixed(2)} DKK</strong>
                    </div>
                    <div class="d-flex justify-content-between text-info fw-bold fs-5">
                        <span>Total inkl. moms:</span>
                        <strong>${total.toFixed(2)} DKK</strong>
                    </div>
                </div>
            </div>
        </div>
        `;
    }).join('');
}

function renderSubscriptionsList(subscriptions, isLocked = false) {
    if (!subscriptions || subscriptions.length === 0) {
        return '<div class="text-center text-muted py-4"><i class="bi bi-inbox fs-1 d-block mb-2"></i>Ingen abonnementer</div>';
    }
    
    return subscriptions.map((sub, idx) => {
        const itemId = `subscription-${idx}`;
        const total = parseFloat(sub.hdnGrandTotal || 0);
        // Extract numeric record ID from vTiger ID (e.g., "72x29932" -> "29932")
        const recordId = sub.id.includes('x') ? sub.id.split('x')[1] : sub.id;
        const vtigerUrl = `https://bmcnetworks.od2.vtiger.com/view/detail?module=Subscription&id=${recordId}&viewtype=summary`;
        
        return `
        <div class="subscription-item border rounded p-3 mb-3 bg-white shadow-sm ${sub.cf_subscription_bmclst === '1' ? 'border-danger border-3' : ''}">
            <div class="d-flex justify-content-between align-items-start mb-2">
                <div class="flex-grow-1" style="cursor: pointer;" onclick="toggleSubscriptionDetails('${sub.id}', '${itemId}')">
                    <div class="fw-bold d-flex align-items-center">
                        <i class="bi bi-chevron-right me-2 text-primary" id="${itemId}-icon" style="font-size: 0.8rem;"></i>
                        ${escapeHtml(sub.subject || sub.subscription_no || 'Unnamed')}
                        ${sub.cf_subscription_bmclst === '1' ? '<i class="bi bi-lock-fill text-danger ms-2" title="BMC Låst - Skal faktureres fra BMC"></i>' : ''}
                    </div>
                    <div class="small text-muted mt-1">
                        ${sub.subscription_no ? `#${escapeHtml(sub.subscription_no)}` : ''}
                    </div>
                </div>
                <div class="text-end ms-3">
                    <div class="btn-group btn-group-sm mb-2" role="group">
                        <a href="${vtigerUrl}" target="_blank" class="btn btn-outline-success" title="Åbn i vTiger (for at ændre priser)">
                            <i class="bi bi-box-arrow-up-right"></i> vTiger
                        </a>
                        ${!isLocked ? `
                        <button class="btn btn-outline-danger" onclick="deleteSubscription('${sub.id}', event)" title="Slet">
                            <i class="bi bi-trash"></i>
                        </button>
                        ` : ''}
                    </div>
                    <div>
                        ${sub.cf_subscription_bmclst === '1' ? '<div class="badge bg-danger mb-1"><i class="bi bi-lock-fill me-1"></i>BMC LÅST</div>' : ''}
                        <div class="badge bg-${getStatusColor(sub.subscriptionstatus)} mb-1">${escapeHtml(sub.subscriptionstatus || 'Active')}</div>
                        <div class="fw-bold text-primary">${total.toFixed(2)} DKK</div>
                    </div>
                </div>
            </div>
            
            <div class="d-flex gap-2 flex-wrap small text-muted mt-2">
                ${sub.generateinvoiceevery ? `<span class="badge bg-light text-dark"><i class="bi bi-arrow-repeat me-1"></i>${escapeHtml(sub.generateinvoiceevery)}</span>` : ''}
                ${sub.next_subscription_date ? `<span class="badge bg-warning text-dark"><i class="bi bi-calendar-event me-1"></i>Next: ${formatDate(sub.next_subscription_date)}</span>` : ''}
                ${sub.startdate && sub.enddate ? `<span class="badge bg-light text-dark"><i class="bi bi-calendar-range me-1"></i>${formatDate(sub.startdate)} - ${formatDate(sub.enddate)}</span>` : ''}
                ${sub.startdate ? `<span class="badge bg-light text-dark"><i class="bi bi-calendar-check me-1"></i>Start: ${formatDate(sub.startdate)}</span>` : ''}
            </div>
            
            <div id="${itemId}-lines" class="mt-3 pt-3 border-top" style="display: none;">
                <div class="text-center py-3">
                    <div class="spinner-border spinner-border-sm text-primary" role="status">
                        <span class="visually-hidden">Indlæser...</span>
                    </div>
                    <div class="small text-muted mt-2">Henter produktlinjer...</div>
                </div>
            </div>
        </div>
        `;
    }).join('');
}

function renderInvoicesList(invoices) {
    if (!invoices || invoices.length === 0) {
        return '<p class="text-muted small">Ingen fakturaer</p>';
    }
    
    return invoices.map((inv, idx) => {
        const itemId = `regular-invoice-${idx}`;
        const lineItems = inv.lineItems || [];
        const hasLineItems = Array.isArray(lineItems) && lineItems.length > 0;
        
        return `
        <div class="border-bottom pb-3 mb-3">
            <div class="d-flex justify-content-between align-items-start mb-2" style="cursor: pointer;" onclick="toggleLineItems('${itemId}')">
                <div class="fw-bold">
                    <i class="bi bi-chevron-right me-1" id="${itemId}-icon"></i>
                    ${escapeHtml(inv.subject || inv.invoice_no || 'Unnamed')}
                </div>
                <span class="badge bg-${getStatusColor(inv.invoicestatus)}">${escapeHtml(inv.invoicestatus || 'Draft')}</span>
            </div>
            <div class="d-flex gap-3 small text-muted flex-wrap">
                ${inv.invoicedate ? `<span><i class="bi bi-calendar me-1"></i>${formatDate(inv.invoicedate)}</span>` : ''}
                ${inv.invoice_no ? `<span><i class="bi bi-hash me-1"></i>${escapeHtml(inv.invoice_no)}</span>` : ''}
                ${inv.hdnGrandTotal ? `<span><i class="bi bi-currency-dollar me-1"></i>${parseFloat(inv.hdnGrandTotal).toFixed(2)} DKK</span>` : ''}
            </div>
            ${hasLineItems ? `
            <div id="${itemId}-lines" class="mt-3 ps-3" style="display: none;">
                <div class="small">
                    <strong>Produktlinjer:</strong>
                    ${lineItems.map(line => `
                        <div class="border-start border-2 border-secondary ps-2 py-1 mt-2">
                            <div class="fw-bold">${escapeHtml(line.product_name || line.productid)}</div>
                            <div class="text-muted">
                                Antal: ${line.quantity || 0} × ${parseFloat(line.listprice || 0).toFixed(2)} DKK = 
                                <strong>${parseFloat(line.netprice || 0).toFixed(2)} DKK</strong>
                            </div>
                            ${line.comment ? `<div class="text-muted small">${escapeHtml(line.comment)}</div>` : ''}
                        </div>
                    `).join('')}
                    <div class="border-top mt-2 pt-2">
                        <div class="d-flex justify-content-between">
                            <span>Subtotal:</span>
                            <strong>${parseFloat(inv.hdnSubTotal || 0).toFixed(2)} DKK</strong>
                        </div>
                        <div class="d-flex justify-content-between text-info fw-bold">
                            <span>Total inkl. moms:</span>
                            <strong>${parseFloat(inv.hdnGrandTotal || 0).toFixed(2)} DKK</strong>
                        </div>
                    </div>
                </div>
            </div>
            ` : ''}
        </div>
        `;
    }).join('');
}

function getStatusColor(status) {
    if (!status) return 'secondary';
    const s = status.toLowerCase();
    if (s.includes('active') || s.includes('approved')) return 'success';
    if (s.includes('pending')) return 'warning';
    if (s.includes('cancelled') || s.includes('expired')) return 'danger';
    return 'info';
}

function formatDate(dateStr) {
    if (!dateStr) return '';
    try {
        const date = new Date(dateStr);
        return date.toLocaleDateString('da-DK', { day: '2-digit', month: '2-digit', year: 'numeric' });
    } catch {
        return dateStr;
    }
}

async function loadActivity() {
    const container = document.getElementById('activityContainer');
    container.innerHTML = '<div class="text-center py-5"><div class="spinner-border text-primary"></div></div>';
    
    // TODO: Implement activity log API endpoint
    setTimeout(() => {
        container.innerHTML = '<div class="text-muted text-center py-5">Ingen aktivitet at vise</div>';
    }, 500);
}

async function toggleSubscriptionDetails(subscriptionId, itemId) {
    const linesDiv = document.getElementById(`${itemId}-lines`);
    const icon = document.getElementById(`${itemId}-icon`);
    
    if (!linesDiv) return;
    
    const item = linesDiv.closest('.subscription-item');
    
    if (linesDiv.style.display === 'none') {
        linesDiv.style.display = 'block';
        if (icon) icon.className = 'bi bi-chevron-down me-2 text-primary';
        if (item) item.classList.add('expanded');
        
        // Fetch line items if not already loaded
        if (linesDiv.querySelector('.spinner-border')) {
            try {
                const response = await fetch(`/api/v1/subscriptions/${subscriptionId}`);
                const data = await response.json();
                
                if (data.status === 'success') {
                    const sub = data.subscription;
                    const lineItems = sub.LineItems || [];
                    const total = parseFloat(sub.hdnGrandTotal || 0);
                    
                    if (lineItems.length > 0) {
                        linesDiv.innerHTML = `
                            <div class="small">
                                <div class="d-flex justify-content-between align-items-center mb-2">
                                    <strong>Produktlinjer:</strong>
                                    <span class="text-muted small">
                                        <i class="bi bi-info-circle me-1"></i>
                                        For at ændre priser, klik "Åbn i vTiger"
                                    </span>
                                </div>
                                ${lineItems.map(line => `
                                    <div class="d-flex justify-content-between align-items-start py-2 border-bottom">
                                        <div class="flex-grow-1">
                                            <div class="fw-bold">${escapeHtml(line.product_name || line.productid)}</div>
                                            <div class="text-muted small">
                                                ${line.quantity} stk × ${parseFloat(line.listprice).toFixed(2)} DKK
                                            </div>
                                            ${line.comment ? `<div class="text-muted small"><i class="bi bi-chat-left-text me-1"></i>${escapeHtml(line.comment)}</div>` : ''}
                                        </div>
                                        <div class="text-end fw-bold">
                                            ${parseFloat(line.netprice || 0).toFixed(2)} DKK
                                        </div>
                                    </div>
                                `).join('')}
                                <div class="d-flex justify-content-between mt-3 pt-2">
                                    <span class="text-muted">Subtotal:</span>
                                    <strong>${parseFloat(sub.hdnSubTotal || 0).toFixed(2)} DKK</strong>
                                </div>
                                <div class="d-flex justify-content-between text-primary fw-bold fs-5">
                                    <span>Total inkl. moms:</span>
                                    <strong>${total.toFixed(2)} DKK</strong>
                                </div>
                            </div>
                        `;
                    } else {
                        linesDiv.innerHTML = '<div class="text-muted small">Ingen produktlinjer</div>';
                    }
                } else {
                    linesDiv.innerHTML = '<div class="text-danger small">Kunne ikke hente produktlinjer</div>';
                }
            } catch (error) {
                console.error('Error fetching subscription details:', error);
                linesDiv.innerHTML = '<div class="text-danger small">Fejl ved indlæsning</div>';
            }
        }
    } else {
        linesDiv.style.display = 'none';
        if (icon) icon.className = 'bi bi-chevron-right me-2 text-primary';
        if (item) item.classList.remove('expanded');
    }
}

function toggleLineItems(itemId) {
    const linesDiv = document.getElementById(`${itemId}-lines`);
    const icon = document.getElementById(`${itemId}-icon`);
    
    if (!linesDiv) return;
    
    const item = linesDiv.closest('.subscription-item');
    
    if (linesDiv.style.display === 'none') {
        linesDiv.style.display = 'block';
        if (icon) icon.className = 'bi bi-chevron-down me-2 text-success';
        if (item) item.classList.add('expanded');
    } else {
        linesDiv.style.display = 'none';
        if (icon) icon.className = 'bi bi-chevron-right me-2 text-success';
        if (item) item.classList.remove('expanded');
    }
}

function editCustomer() {
    // TODO: Open edit modal with pre-filled data
    console.log('Edit customer:', customerId);
}

function showAddContactModal() {
    // TODO: Open add contact modal
    console.log('Add contact for customer:', customerId);
}

// Subscription management functions
let currentSubscriptions = [];

function showCreateSubscriptionModal() {
    if (!customerData || !customerData.vtiger_id) {
        alert('Kunden er ikke linket til vTiger');
        return;
    }
    
    const modal = new bootstrap.Modal(document.getElementById('subscriptionModal'));
    document.getElementById('subscriptionModalLabel').textContent = 'Opret Nyt Abonnement';
    document.getElementById('subscriptionForm').reset();
    document.getElementById('subscriptionId').value = '';
    modal.show();
}

async function editSubscription(subscriptionId, event) {
    event.stopPropagation();
    
    // Find subscription data
    const sub = currentSubscriptions.find(s => s.id === subscriptionId);
    if (!sub) {
        alert('Abonnement ikke fundet');
        return;
    }
    
    // Fill form
    document.getElementById('subscriptionId').value = subscriptionId;
    document.getElementById('subjectInput').value = sub.subject || '';
    document.getElementById('startdateInput').value = sub.startdate || '';
    document.getElementById('enddateInput').value = sub.enddate || '';
    document.getElementById('frequencyInput').value = sub.generateinvoiceevery || 'Monthly';
    document.getElementById('statusInput').value = sub.subscriptionstatus || 'Active';
    
    // Show modal
    const modal = new bootstrap.Modal(document.getElementById('subscriptionModal'));
    document.getElementById('subscriptionModalLabel').textContent = 'Rediger Abonnement';
    modal.show();
}

async function deleteSubscription(subscriptionId, event) {
    event.stopPropagation();
    
    if (!confirm('Er du sikker på at du vil slette dette abonnement?')) {
        return;
    }
    
    try {
        const response = await fetch(`/api/v1/subscriptions/${subscriptionId}`, {
            method: 'DELETE'
        });
        
        if (!response.ok) {
            throw new Error('Failed to delete subscription');
        }
        
        alert('Abonnement slettet');
        loadSubscriptions(); // Reload
    } catch (error) {
        console.error('Error deleting subscription:', error);
        alert('Kunne ikke slette abonnement: ' + error.message);
    }
}

async function saveSubscription() {
    const subscriptionId = document.getElementById('subscriptionId').value;
    const isEdit = !!subscriptionId;
    
    const data = {
        subject: document.getElementById('subjectInput').value,
        startdate: document.getElementById('startdateInput').value,
        enddate: document.getElementById('enddateInput').value || null,
        generateinvoiceevery: document.getElementById('frequencyInput').value,
        subscriptionstatus: document.getElementById('statusInput').value,
        products: [] // TODO: Add product picker
    };
    
    if (!isEdit) {
        data.account_id = customerData.vtiger_id;
    }
    
    try {
        let response;
        if (isEdit) {
            response = await fetch(`/api/v1/subscriptions/${subscriptionId}`, {
                method: 'PUT',
                headers: {'Content-Type': 'application/json'},
                body: JSON.stringify(data)
            });
        } else {
            response = await fetch(`/api/v1/customers/${customerId}/subscriptions`, {
                method: 'POST',
                headers: {'Content-Type': 'application/json'},
                body: JSON.stringify(data)
            });
        }
        
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Failed to save subscription');
        }
        
        alert(isEdit ? 'Abonnement opdateret' : 'Abonnement oprettet');
        bootstrap.Modal.getInstance(document.getElementById('subscriptionModal')).hide();
        loadSubscriptions(); // Reload
    } catch (error) {
        console.error('Error saving subscription:', error);
        alert('Kunne ikke gemme abonnement: ' + error.message);
    }
}

function getInitials(name) {
    if (!name) return '?';
    const words = name.trim().split(' ');
    if (words.length === 1) return words[0].substring(0, 2).toUpperCase();
    return (words[0][0] + words[words.length - 1][0]).toUpperCase();
}

function escapeHtml(text) {
    const div = document.createElement('div');
    div.textContent = text;
    return div.innerHTML;
}

async function toggleSubscriptionsLock() {
    const currentlyLocked = customerData?.subscriptions_locked || false;
    const action = currentlyLocked ? 'låse op' : 'låse';
    
    if (!confirm(`Er du sikker på at du vil ${action} abonnementer for denne kunde?\n\n${currentlyLocked ? 'Efter oplåsning kan abonnementer redigeres i BMC Hub.' : 'Efter låsning kan abonnementer kun redigeres direkte i vTiger.'}`)) {
        return;
    }
    
    try {
        const response = await fetch(`/api/v1/customers/${customerId}/subscriptions/lock`, {
            method: 'POST',
            headers: {'Content-Type': 'application/json'},
            body: JSON.stringify({ locked: !currentlyLocked })
        });
        
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Kunne ikke opdatere låsestatus');
        }
        
        const result = await response.json();
        
        // Reload customer and subscriptions
        await loadCustomer();
        await loadSubscriptions();
        
        alert(`✓ ${result.message}\n\n${result.note || ''}`);
        
    } catch (error) {
        console.error('Error toggling lock:', error);
        alert('Fejl: ' + error.message);
    }
}

async function saveInternalComment() {
    const commentInput = document.getElementById('internalCommentInput');
    const commentText = commentInput.value.trim();
    
    if (!commentText) {
        alert('Indtast venligst en kommentar');
        return;
    }
    
    try {
        const response = await fetch(`/api/v1/customers/${customerId}/subscription-comment`, {
            method: 'POST',
            headers: {'Content-Type': 'application/json'},
            body: JSON.stringify({ comment: commentText })
        });
        
        if (!response.ok) {
            const error = await response.json();
            throw new Error(error.detail || 'Kunne ikke gemme kommentar');
        }
        
        const result = await response.json();
        
        // Clear input
        commentInput.value = '';
        
        // Show saved comment
        displayInternalComment(result);
        
        alert('✓ Kommentar gemt');
        
    } catch (error) {
        console.error('Error saving comment:', error);
        alert('Fejl: ' + error.message);
    }
}

async function loadInternalComment() {
    try {
        const response = await fetch(`/api/v1/customers/${customerId}/subscription-comment`);
        
        if (response.status === 404) {
            // No comment yet, that's fine
            return;
        }
        
        if (!response.ok) {
            throw new Error('Kunne ikke hente kommentar');
        }
        
        const result = await response.json();
        displayInternalComment(result);
        
    } catch (error) {
        console.error('Error loading comment:', error);
    }
}

function displayInternalComment(data) {
    const displayDiv = document.getElementById('internalCommentDisplay');
    const editDiv = document.getElementById('internalCommentEdit');
    const commentMeta = document.getElementById('commentMeta');
    const commentText = document.getElementById('commentText');
    
    if (data && data.comment) {
        commentText.textContent = data.comment;
        
        // Format timestamp
        const timestamp = new Date(data.created_at).toLocaleString('da-DK', {
            year: 'numeric',
            month: '2-digit',
            day: '2-digit',
            hour: '2-digit',
            minute: '2-digit'
        });
        
        commentMeta.textContent = `Oprettet af ${data.created_by || 'System'} • ${timestamp}`;
        displayDiv.style.display = 'block';
        editDiv.style.display = 'none';
    } else {
        displayDiv.style.display = 'none';
        editDiv.style.display = 'block';
    }
}

function editInternalComment() {
    const commentText = document.getElementById('commentText').textContent;
    const commentInput = document.getElementById('internalCommentInput');
    const displayDiv = document.getElementById('internalCommentDisplay');
    const editDiv = document.getElementById('internalCommentEdit');
    
    // Show input, populate with existing text
    commentInput.value = commentText;
    editDiv.style.display = 'block';
    displayDiv.style.display = 'none';
}
</script>
{% endblock %}