{% extends "base.html" %}
{% block title %}Notifications{% endblock %}
{% block page_title %}Notifications{% endblock %}

{% block content %}
<div class="row justify-content-center">
  <div class="col-lg-8">
    <div class="card">
      <div class="card-header d-flex align-items-center justify-content-between">
        <span><i class="bi bi-bell me-2"></i>All Notifications</span>
        <form method="POST" action="{{ url_for('tickets.mark_notifications_read') }}">
          <input type="hidden" name="csrf_token" value="{{ csrf_token() }}"/>
          <button type="submit" class="btn btn-secondary btn-sm">
            <i class="bi bi-check2-all me-1"></i>Mark All Read
          </button>
        </form>
      </div>
      <div class="card-body p-0">
        {% if notifs.items %}
          {% for n in notifs.items %}
          <a href="{{ n.link or '#' }}"
             data-notif-id="{{ n.id }}"
             data-is-read="{{ 'true' if n.is_read else 'false' }}"
             class="notif-list-item"
             style="display:flex;gap:14px;padding:16px 20px;border-bottom:1px solid var(--border);color:var(--text);
                    {% if not n.is_read %}border-left:3px solid var(--accent3);background:rgba(0,180,216,.03);{% endif %}">
            <div style="margin-top:2px;flex-shrink:0;">
              {% if not n.is_read %}
                <div class="notif-unread-dot" style="width:8px;height:8px;border-radius:50%;background:var(--accent3);margin-top:3px;"></div>
              {% else %}
                <i class="bi bi-check2" style="color:var(--muted);font-size:14px;"></i>
              {% endif %}
            </div>
            <div style="flex:1;">
              <div style="font-size:14px;font-weight:{% if not n.is_read %}600{% else %}400{% endif %};">
                {{ n.title }}
              </div>
              {% if n.message %}
              <div style="font-size:12px;color:var(--muted);margin-top:3px;">{{ n.message[:120] }}</div>
              {% endif %}
              <div style="font-size:11px;color:var(--muted);margin-top:5px;font-family:'Space Mono',monospace;">
                {{ n.created_at.strftime('%b %d, %Y at %H:%M') }}
              </div>
            </div>
            <div style="flex-shrink:0;align-self:center;">
              <i class="bi bi-chevron-right" style="color:var(--muted);font-size:12px;"></i>
            </div>
          </a>
          {% endfor %}

          <!-- Pagination -->
          {% if notifs.pages > 1 %}
          <div class="d-flex justify-content-center py-3">
            <nav><ul class="pagination mb-0">
              {% if notifs.has_prev %}
              <li class="page-item"><a class="page-link" href="{{ url_for('tickets.notifications', page=notifs.prev_num) }}">‹</a></li>
              {% endif %}
              {% for p in notifs.iter_pages() %}
                {% if p %}
                <li class="page-item {% if p==notifs.page %}active{% endif %}">
                  <a class="page-link" href="{{ url_for('tickets.notifications', page=p) }}">{{ p }}</a>
                </li>
                {% else %}
                <li class="page-item disabled"><span class="page-link">…</span></li>
                {% endif %}
              {% endfor %}
              {% if notifs.has_next %}
              <li class="page-item"><a class="page-link" href="{{ url_for('tickets.notifications', page=notifs.next_num) }}">›</a></li>
              {% endif %}
            </ul></nav>
          </div>
          {% endif %}

        {% else %}
        <div class="p-5 text-center" style="color:var(--muted);">
          <i class="bi bi-bell-slash" style="font-size:40px;display:block;margin-bottom:12px;"></i>
          No notifications yet.
        </div>
        {% endif %}
      </div>
    </div>
  </div>
</div>

<script>
(function(){
  // On page load, fetch the live unread count and sync the bell badge.
  // The server-rendered {{ unread_notifications }} is only accurate at render
  // time — if the user has been clicking around, it can be stale.
  fetch('/api/notifications/unread-count')
    .then(r => r.json())
    .then(d => { if(typeof updateBadge === 'function') updateBadge(d.count); })
    .catch(() => {});

  // Intercept every notification link click:
  // 1. If the notification is unread, call the mark-read API.
  // 2. Decrement the bell badge immediately (optimistic update).
  // 3. Navigate to the destination.
  document.querySelectorAll('a.notif-list-item').forEach(function(link){
    link.addEventListener('click', async function(e){
      const id     = this.dataset.notifId;
      const isRead = this.dataset.isRead === 'true';
      const dest   = this.getAttribute('href');

      if(!isRead && id){
        e.preventDefault();
        try {
          await csrfPost('/api/notifications/' + id + '/read');
        } catch(_){}
        // Update badge — decrement by 1
        if(typeof updateBadge === 'function') updateBadge(-1, true);
        // Mark the row as visually read
        this.dataset.isRead = 'true';
        this.style.borderLeft = '';
        this.style.background = '';
        const dot = this.querySelector('.notif-unread-dot');
        if(dot) dot.remove();
      }

      if(dest && dest !== '#') window.location.href = dest;
    });
  });
})();
</script>
{% endblock %}