{# docker/swarm.html — Swarm topology: services, replica health, nodes, placement.
   Services in trouble come first (crash loop, down, short), with since-times;
   nodes that are down or not taking work come first. #}
{% extends "base.html" %}
{% from "_macros.html" import crumbs %}
{% block title %}Swarm — Docker — Steward{% endblock %}
{% block breadcrumb %}{{ crumbs([("Docker", "/plugins/docker/"), ("Swarm", "")]) }}{% endblock %}
{% block content %}

<h1 class="page-title" style="margin-bottom:1.5rem;">Swarm</h1>

{% if swarms %}
{% for g in swarms %}
<div style="margin-bottom:2rem;">
  <div style="display:flex;align-items:baseline;gap:0.6rem;margin-bottom:0.75rem;flex-wrap:wrap;">
    <span style="font-weight:500;font-size:0.95rem;">Swarm</span>
    <span style="font-size:0.78rem;color:var(--text-muted);">
      reported by {{ g.managers | length }} manager{{ 's' if g.managers | length != 1 }} · {{ g.managers | join(", ") }}
    </span>
  </div>

  {# ── Services ─────────────────────────────────────────────────────────── #}
  <div class="card-flush" style="margin-bottom:1rem;">
    <table class="table">
      <thead>
        <tr>
          <th>Service</th><th>Mode</th><th>Replicas</th><th>Image</th><th>Placement</th><th>Task failures</th>
        </tr>
      </thead>
      <tbody>
        {% for s in g.services %}
        <tr>
          <td style="font-weight:500;font-size:0.9rem;">{{ s.name }}</td>
          <td style="font-size:0.82rem;color:var(--text-muted);">{{ s.mode }}</td>
          <td style="font-family:ui-monospace,monospace;font-size:0.88rem;">
            <span style="color:{% if s.healthy %}var(--green){% elif s.down %}var(--red){% elif s.degraded %}var(--orange){% else %}var(--text-muted){% endif %};">
              {{ s.running }}/{{ s.desired }}
            </span>
            {% if s.state != 'healthy' and s.trouble_since %}<div style="font-family:inherit;font-size:0.72rem;color:var(--text-dim);" title="{{ s.trouble_since }}">since {{ s.trouble_since|ago }}</div>{% endif %}
          </td>
          <td style="font-size:0.8rem;color:var(--text-muted);max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;">{{ s.image or "—" }}</td>
          <td style="font-size:0.78rem;color:var(--text-muted);">
            {% for p in s.placement %}{{ p.node }} ({{ p.running }}){% if not loop.last %}, {% endif %}{% else %}—{% endfor %}
          </td>
          <td style="max-width:360px;">
            {% include "docker/_swarm_failures.html" %}
            {%- if not s.tasks_known %}<span style="font-size:0.78rem;color:var(--text-dim);" title="The reporting manager's agent predates task reporting (1.8.0); update it to see task failures.">—</span>
            {%- elif not (s.crash_looping or s.failures_24h or (s.last_error and s.state != 'healthy')) %}<span style="font-size:0.78rem;color:var(--text-dim);">none in 24h</span>{% endif %}
          </td>
        </tr>
        {% else %}
        <tr><td colspan="6" style="color:var(--text-muted);font-size:0.85rem;text-align:center;padding:1.5rem;">No services in this swarm.</td></tr>
        {% endfor %}
      </tbody>
    </table>
  </div>

  {# ── Nodes ────────────────────────────────────────────────────────────── #}
  <div class="card-flush">
    <table class="table">
      <thead>
        <tr><th>Node</th><th>Role</th><th>Availability</th><th>Status</th></tr>
      </thead>
      <tbody>
        {% for n in g.nodes %}
        <tr>
          <td style="font-weight:500;font-size:0.9rem;">
            {{ n.hostname or n.node_id }}
            {% if n.leader %}<span title="cluster leader" style="font-size:0.68rem;color:var(--accent);border:1px solid var(--accent);border-radius:3px;padding:0 0.3rem;margin-left:0.3rem;">leader</span>{% endif %}
          </td>
          <td style="font-size:0.82rem;color:var(--text-muted);">{{ n.role }}</td>
          <td style="font-size:0.82rem;color:{% if n.availability == 'active' %}var(--text){% else %}var(--orange){% endif %};">{{ n.availability }}</td>
          <td style="font-size:0.82rem;">
            <span class="dot {% if n.status == 'ready' %}dot-up{% else %}dot-down{% endif %}"></span>
            <span style="color:{% if n.status == 'ready' %}var(--green){% else %}var(--red){% endif %};">{{ n.status }}</span>
          </td>
        </tr>
        {% else %}
        <tr><td colspan="4" style="color:var(--text-muted);font-size:0.85rem;text-align:center;padding:1.5rem;">No nodes reported.</td></tr>
        {% endfor %}
      </tbody>
    </table>
  </div>
</div>
{% endfor %}
{% else %}
<div class="card" style="text-align:center;padding:3rem;">
  <div style="color:var(--text-muted);font-size:0.9rem;">
    No Swarm topology reported. A Steward host agent running on a Swarm
    <strong>manager</strong> reports services, nodes, and task placement here —
    workers and non-swarm hosts contribute only their local containers.
  </div>
</div>
{% endif %}
{% endblock %}