{% extends 'base.html' %}
{% load static i18n %}

{% block title %}{% trans "Notifications" %} - {{ block.super }}{% endblock %}

{% block content %}
<div class="px-4 py-6">
    <!-- Header -->
    <div class="flex flex-col sm:flex-row sm:justify-between sm:items-start gap-4 mb-6">
        <div class="flex-1">
            <h1 class="text-3xl font-bold text-temple-dark mb-1 flex items-center gap-2">
                <i data-lucide="bell" class="w-8 h-8"></i>
                {% trans "Notifications" %}
            </h1>
            <p class="text-gray-600">
                {% blocktrans count count=total_notifications %}
                    {{ count }} notification
                {% plural %}
                    {{ count }} notifications
                {% endblocktrans %}
                {% if unread_notifications %}
                    <span class="font-semibold text-temple-red">({{ unread_notifications }} unread)</span>
                {% endif %}
            </p>
        </div>
        <div class="flex gap-2">
            {% if unread_notifications %}
                <a href="{% url 'notification_mark_all_read' %}" 
                   class="inline-flex items-center gap-2 border border-gray-300 text-gray-700 hover:bg-gray-50 px-4 py-2 rounded-lg text-sm font-medium transition">
                    <i data-lucide="check-double" class="w-4 h-4"></i>
                    <span class="hidden sm:inline">{% trans "Mark All Read" %}</span>
                </a>
            {% endif %}
        </div>
    </div>

    <!-- Filters -->
    <div class="bg-white rounded-xl shadow-md border border-gray-200 mb-6">
        <div class="p-6">
            <form method="get" class="grid grid-cols-1 md:grid-cols-3 gap-4">
                <div>
                    <label for="status_filter" class="block text-sm font-semibold text-gray-700 mb-2">
                        {% trans "Status" %}
                    </label>
                    <select name="status" id="status_filter" 
                            class="w-full px-3 py-2.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-temple-red focus:border-transparent transition text-gray-900">
                        <option value="">{% trans "All Status" %}</option>
                        <option value="unread" {% if status_filter == 'unread' %}selected{% endif %}>{% trans "Unread" %}</option>
                        <option value="read" {% if status_filter == 'read' %}selected{% endif %}>{% trans "Read" %}</option>
                        <option value="sent" {% if status_filter == 'sent' %}selected{% endif %}>{% trans "Sent" %}</option>
                    </select>
                </div>
                <div>
                    <label for="type_filter" class="block text-sm font-semibold text-gray-700 mb-2">
                        {% trans "Type" %}
                    </label>
                    <select name="type" id="type_filter" 
                            class="w-full px-3 py-2.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-temple-red focus:border-transparent transition text-gray-900">
                        <option value="">{% trans "All Types" %}</option>
                        <option value="in_app" {% if type_filter == 'in_app' %}selected{% endif %}>{% trans "In-App" %}</option>
                        <option value="email" {% if type_filter == 'email' %}selected{% endif %}>{% trans "Email" %}</option>
                    </select>
                </div>
                <div>
                    <label class="block text-sm font-semibold text-gray-700 mb-2">&nbsp;</label>
                    <div class="flex gap-2">
                        <button type="submit" 
                                class="flex-1 bg-temple-red hover:bg-red-800 text-white font-semibold px-4 py-2.5 rounded-lg transition shadow-md hover:shadow-lg flex items-center justify-center gap-2">
                            <i data-lucide="filter" class="w-4 h-4"></i>
                            {% trans "Filter" %}
                        </button>
                        <a href="{% url 'notification_list' %}" 
                           class="flex-1 border border-gray-300 text-gray-700 hover:bg-gray-50 px-4 py-2.5 rounded-lg transition flex items-center justify-center gap-2">
                            <i data-lucide="x" class="w-4 h-4"></i>
                            {% trans "Clear" %}
                        </a>
                    </div>
                </div>
            </form>
        </div>
    </div>

    <!-- Statistics -->
    <div class="grid grid-cols-1 md:grid-cols-3 gap-4 mb-6">
        <div class="bg-white rounded-xl shadow-md border border-temple-red p-6 text-center">
            <h3 class="text-3xl font-bold text-temple-red mb-1">{{ total_notifications }}</h3>
            <p class="text-gray-600">{% trans "Total Notifications" %}</p>
        </div>
        <div class="bg-white rounded-xl shadow-md border border-yellow-500 p-6 text-center">
            <h3 class="text-3xl font-bold text-yellow-600 mb-1">{{ unread_notifications }}</h3>
            <p class="text-gray-600">{% trans "Unread" %}</p>
        </div>
        <div class="bg-white rounded-xl shadow-md border border-blue-500 p-6 text-center">
            <h3 class="text-3xl font-bold text-blue-600 mb-1">{{ email_notifications }}</h3>
            <p class="text-gray-600">{% trans "Email Notifications" %}</p>
        </div>
    </div>

    <!-- Notifications List -->
    {% if page_obj %}
        <div class="bg-white rounded-xl shadow-md border border-gray-200">
            <div class="divide-y divide-gray-200">
                {% for notification in page_obj %}
                    <div class="p-4 hover:bg-gray-50 transition {% if notification.status == 'PENDING' %}bg-blue-50{% endif %}">
                        <div class="flex justify-between items-start gap-4">
                            <div class="flex-1 min-w-0">
                                <div class="flex items-center flex-wrap gap-2 mb-2">
                                    <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium
                                        {% if notification.status == 'PENDING' %}bg-yellow-100 text-yellow-800
                                        {% elif notification.status == 'READ' %}bg-green-100 text-green-800
                                        {% else %}bg-gray-100 text-gray-800{% endif %}">
                                        {{ notification.get_status_display }}
                                    </span>
                                    <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium bg-gray-200 text-gray-800">
                                        {{ notification.get_notification_type_display }}
                                    </span>
                                    <span class="text-xs text-gray-500">{{ notification.created_at|date:"Y-m-d H:i" }}</span>
                                </div>
                                <h5 class="text-base font-semibold mb-1">
                                    <a href="{% url 'notification_detail' notification.id %}" 
                                       class="text-gray-900 hover:text-temple-red transition {% if notification.status == 'PENDING' %}font-bold{% endif %}">
                                        {{ notification.message|truncatewords:15 }}
                                    </a>
                                </h5>
                                {% if notification.related_meeting %}
                                    <p class="text-sm text-gray-500">
                                        <i data-lucide="video" class="w-3 h-3 inline mr-1"></i>
                                        {% trans "Related to meeting:" %} {{ notification.related_meeting.topic }}
                                    </p>
                                {% endif %}
                            </div>
                            <div class="flex flex-col gap-2">
                                {% if notification.status == 'PENDING' %}
                                    <a href="{% url 'notification_mark_read' notification.id %}"
                                       class="p-2 text-green-600 hover:bg-green-50 rounded-lg transition"
                                       title="{% trans 'Mark as read' %}">
                                        <i data-lucide="check" class="w-4 h-4"></i>
                                    </a>
                                {% else %}
                                    <a href="{% url 'notification_mark_unread' notification.id %}"
                                       class="p-2 text-gray-600 hover:bg-gray-100 rounded-lg transition"
                                       title="{% trans 'Mark as unread' %}">
                                        <i data-lucide="mail" class="w-4 h-4"></i>
                                    </a>
                                {% endif %}
                                <a href="{% url 'notification_delete' notification.id %}"
                                   class="p-2 text-red-600 hover:bg-red-50 rounded-lg transition"
                                   title="{% trans 'Delete notification' %}">
                                    <i data-lucide="trash-2" class="w-4 h-4"></i>
                                </a>
                            </div>
                        </div>
                    </div>
                {% endfor %}
            </div>
        </div>

        <!-- Pagination -->
        {% if page_obj.has_other_pages %}
            <nav aria-label="{% trans 'Notifications pagination' %}" class="mt-6">
                <ul class="flex justify-center items-center gap-2">
                    {% if page_obj.has_previous %}
                        <li>
                            <a class="px-3 py-2 border border-gray-300 rounded-lg hover:bg-gray-50 transition" 
                               href="?page={{ page_obj.previous_page_number }}&status={{ status_filter }}&type={{ type_filter }}">
                                <i data-lucide="chevron-left" class="w-4 h-4"></i>
                            </a>
                        </li>
                    {% endif %}

                    {% for num in page_obj.paginator.page_range %}
                        {% if page_obj.number == num %}
                            <li>
                                <span class="px-4 py-2 bg-temple-red text-white rounded-lg font-semibold">{{ num }}</span>
                            </li>
                        {% elif num > page_obj.number|add:'-3' and num < page_obj.number|add:'3' %}
                            <li>
                                <a class="px-4 py-2 border border-gray-300 rounded-lg hover:bg-gray-50 transition" 
                                   href="?page={{ num }}&status={{ status_filter }}&type={{ type_filter }}">{{ num }}</a>
                            </li>
                        {% endif %}
                    {% endfor %}

                    {% if page_obj.has_next %}
                        <li>
                            <a class="px-3 py-2 border border-gray-300 rounded-lg hover:bg-gray-50 transition" 
                               href="?page={{ page_obj.next_page_number }}&status={{ status_filter }}&type={{ type_filter }}">
                                <i data-lucide="chevron-right" class="w-4 h-4"></i>
                            </a>
                        </li>
                    {% endif %}
                </ul>
            </nav>
        {% endif %}
    {% else %}
        <div class="text-center py-12 bg-white rounded-xl shadow-md border border-gray-200">
            <i data-lucide="bell-off" class="w-16 h-16 text-gray-400 mx-auto mb-4"></i>
            <h3 class="text-xl font-semibold text-gray-600 mb-2">{% trans "No notifications found" %}</h3>
            <p class="text-gray-500 mb-4">
                {% if status_filter or type_filter %}
                    {% trans "Try adjusting your filters to see more notifications." %}
                {% else %}
                    {% trans "You don't have any notifications yet." %}
                {% endif %}
            </p>
            {% if status_filter or type_filter %}
                <a href="{% url 'notification_list' %}" 
                   class="inline-flex items-center gap-2 bg-temple-red hover:bg-red-800 text-white font-semibold px-6 py-2.5 rounded-xl transition shadow-md hover:shadow-lg">
                    <i data-lucide="x" class="w-4 h-4"></i>
                    {% trans "Clear Filters" %}
                </a>
            {% endif %}
        </div>
    {% endif %}
</div>
{% endblock %}

{% block customJS %}
<script>
document.addEventListener('DOMContentLoaded', function() {
    // Initialize Lucide icons
    lucide.createIcons();
    
    /*
    // Auto-refresh notifications every 30 seconds
    setInterval(function() {
        fetch('/api/notification-count/')
            .then(response => response.json())
            .then(data => {
                // Update notification badge if it exists
                const badge = document.querySelector('.notification-badge');
                if (badge) {
                    badge.textContent = data.count;
                    if (data.count > 0) {
                        badge.classList.remove('hidden');
                    } else {
                        badge.classList.add('hidden');
                    }
                }
            })
            .catch(error => console.error('Error fetching notifications:', error));
    }, 30000);
    */
});
</script>
{% endblock %}