{% extends "common/base.html" %}
{% from "components/header.html" import header %}

{% block title %}Customers - Admin{% endblock %}

{% block content %}
{{ header(
    title="Customers",
    description="Manage customer information and subscriptions",
    icon="fa-users"
) }}

<div class="container-fluid">
    {% if customers.items %}
    <div class="card">
        <div class="card-body">
            <div class="table-responsive">
                <table class="table table-hover">
                    <thead>
                        <tr>
                            <th>Name</th>
                            <th>Email</th>
                            <th>Phone</th>
                            <th>Plan</th>
                            <th>Status</th>
                            <th>Billing Cycle</th>
                            <th>Created</th>
                            <th>Actions</th>
                        </tr>
                    </thead>
                    <tbody>
                        {% for customer in customers.items %}
                        <tr>
                            <td>
                                <div class="d-flex align-items-center">
                                    <div class="avatar-sm me-3">
                                        <div class="avatar-title bg-primary rounded-circle">
                                            {{ customer.name[0] if customer.name else customer.email[0] }}
                                        </div>
                                    </div>
                                    <div>
                                        <h6 class="mb-0">{{ customer.name or 'N/A' }}</h6>
                                    </div>
                                </div>
                            </td>
                            <td>{{ customer.email }}</td>
                            <td>{{ customer.phone or 'N/A' }}</td>
                            <td>
                                {% if customer.subscription_plan_id %}
                                    {% set plan = customer.plan %}
                                    {% if plan %}
                                        <span class="badge bg-primary">{{ plan.name }}</span>
                                    {% else %}
                                        <span class="text-muted">Plan {{ customer.subscription_plan_id }}</span>
                                    {% endif %}
                                {% else %}
                                    <span class="text-muted">No plan</span>
                                {% endif %}
                            </td>
                            <td>
                                {% if customer.subscription_status %}
                                    {% if customer.subscription_status == 'active' %}
                                        <span class="badge bg-success">Active</span>
                                    {% elif customer.subscription_status == 'canceled' %}
                                        <span class="badge bg-danger">Canceled</span>
                                    {% elif customer.subscription_status == 'past_due' %}
                                        <span class="badge bg-warning">Past Due</span>
                                    {% else %}
                                        <span class="badge bg-secondary">{{ customer.subscription_status }}</span>
                                    {% endif %}
                                {% else %}
                                    <span class="text-muted">No subscription</span>
                                {% endif %}
                            </td>
                            <td>
                                {% if customer.subscription_billing_cycle %}
                                    <span class="badge bg-info">{{ customer.subscription_billing_cycle.title() }}</span>
                                {% else %}
                                    <span class="text-muted">N/A</span>
                                {% endif %}
                            </td>
                            <td>{{ customer.created_at.strftime('%Y-%m-%d') if customer.created_at else 'N/A' }}</td>
                            <td>
                                <button class="btn btn-sm btn-outline-primary" 
                                        onclick="viewCustomerDetails({{ customer.id }})">
                                    <i class="fas fa-eye"></i>
                                </button>
                            </td>
                        </tr>
                        {% endfor %}
                    </tbody>
                </table>
            </div>

            <!-- Pagination -->
            {% if customers.pages > 1 %}
            <nav aria-label="Customer pagination">
                <ul class="pagination justify-content-center">
                    {% if customers.has_prev %}
                        <li class="page-item">
                            <a class="page-link" href="{{ url_for('admin.customers', page=customers.prev_num) }}">Previous</a>
                        </li>
                    {% endif %}
                    
                    {% for page_num in customers.iter_pages() %}
                        {% if page_num %}
                            {% if page_num != customers.page %}
                                <li class="page-item">
                                    <a class="page-link" href="{{ url_for('admin.customers', page=page_num) }}">{{ page_num }}</a>
                                </li>
                            {% else %}
                                <li class="page-item active">
                                    <span class="page-link">{{ page_num }}</span>
                                </li>
                            {% endif %}
                        {% else %}
                            <li class="page-item disabled">
                                <span class="page-link">...</span>
                            </li>
                        {% endif %}
                    {% endfor %}
                    
                    {% if customers.has_next %}
                        <li class="page-item">
                            <a class="page-link" href="{{ url_for('admin.customers', page=customers.next_num) }}">Next</a>
                        </li>
                    {% endif %}
                </ul>
            </nav>
            {% endif %}
        </div>
    </div>
    {% else %}
    <div class="card">
        <div class="card-body text-center py-5">
            <i class="fas fa-users fa-3x text-muted mb-3"></i>
            <h5 class="text-muted">No customers found</h5>
            <p class="text-muted">Customers will appear here once they complete a purchase.</p>
        </div>
    </div>
    {% endif %}
</div>

<!-- Customer Details Modal -->
<div class="modal fade" id="customerDetailsModal" tabindex="-1">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">Customer Details</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body" id="customerDetailsContent">
                <!-- Content will be loaded here -->
            </div>
        </div>
    </div>
</div>

<script>
function viewCustomerDetails(customerId) {
    // Load customer details via AJAX
    fetch(`/admin/customers/${customerId}`)
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                document.getElementById('customerDetailsContent').innerHTML = data.html;
                new bootstrap.Modal(document.getElementById('customerDetailsModal')).show();
            } else {
                alert('Failed to load customer details');
            }
        })
        .catch(error => {
            console.error('Error:', error);
            alert('Failed to load customer details');
        });
}
</script>
{% endblock %}