{# traefik/rows.html — HTMX fragment for the Traefik page: routers that need
   attention first (routes.router_state), the proxy's own counts, the healthy
   routers folded into one table, then certificates by soonest expiry. #}
{% from "_macros.html" import stat_tile, status_badge %}

{# ── Counts ───────────────────────────────────────────────────────────────── #}
<div class="stat-strip">
  {{ stat_tile("Needs attention", problems|length, state="crit" if problems else "inactive") }}
  {{ stat_tile("Healthy routers", healthy|length, state="up" if healthy else "inactive") }}
  {% if global_stat %}
  {% if global_stat.config_last_reload_success is not none %}
  {{ stat_tile("Config", "OK" if global_stat.config_last_reload_success == 1.0 else "Reload failed",
               state="up" if global_stat.config_last_reload_success == 1.0 else "crit",
               hint=(global_stat.config_reloads_total|int ~ " reloads") if global_stat.config_reloads_total is not none else none) }}
  {% endif %}
  {% if global_stat.open_conns_total is not none %}{{ stat_tile("Open connections", global_stat.open_conns_total|int) }}{% endif %}
  {% if global_stat.process_memory_bytes is not none %}{{ stat_tile("Memory", global_stat.process_memory_bytes|bytes) }}{% endif %}
  {% endif %}
</div>

{% macro router_card(r) %}
<div class="card" style="break-inside:avoid;margin-bottom:1rem;">
    <div class="host-health-head">
      {{ status_badge(r.state, "Failing" if r.state == 'crit' else "Warning") }}
      <h3 class="section-title" style="margin:0;word-break:break-all;">{{ r.name }}</h3>
    </div>
    <p class="problem-detail" style="margin-bottom:0.5rem;">{{ r.why }}</p>
    <table class="table" style="font-size:0.85rem;">
        <tr><td class="field-hint">Req/s</td><td>{{ "%.2f"|format(r.latest.request_rate) }}</td><td>{{ r.sparkline_req|safe }}</td></tr>
        <tr><td class="field-hint">Bandwidth</td><td>{{ r.latest.response_bytes_rate|rate }}</td><td></td></tr>
        <tr><td class="field-hint">p95</td><td class="tone-{{ status_info(status_class(r.latest.latency_p95_ms, 'latency'))[0] }}">{{ "%.0f"|format(r.latest.latency_p95_ms) }} ms</td><td>{{ r.sparkline_p95|safe }}</td></tr>
        <tr><td class="field-hint">p99</td><td>{{ "%.0f"|format(r.latest.latency_p99_ms) }} ms</td><td></td></tr>
        <tr><td class="field-hint">4xx</td><td class="{{ 'tone-warn' if r.latest.error_rate_4xx_pct > error_4xx else '' }}">{{ "%.1f"|format(r.latest.error_rate_4xx_pct) }}%</td><td></td></tr>
        <tr><td class="field-hint">5xx</td><td class="{{ 'tone-crit' if r.latest.error_rate_5xx_pct > error_5xx else '' }}">{{ "%.1f"|format(r.latest.error_rate_5xx_pct) }}%</td><td>{{ r.sparkline_5xx|safe }}</td></tr>
    </table>
    <div class="field-hint" style="margin-top:0.5rem;">Last scraped {{ r.latest.scraped_at|ago }}</div>
</div>
{% endmacro %}

{% if problems or healthy or gone or certs or old_certs %}
{# ── Routers that need attention ─────────────────────────────────────────── #}
{% if problems %}
<div style="column-width:340px;column-gap:1rem;">
  {% for r in problems %}{{ router_card(r) }}{% endfor %}
</div>
{% endif %}

{# ── Healthy routers, folded ─────────────────────────────────────────────── #}
{% if healthy %}
<details class="card" id="traefik-healthy" style="margin-bottom:1rem;">
  <summary class="section-title" style="cursor:pointer;">{{ healthy|length }} healthy router{{ 's' if healthy|length != 1 }}</summary>
  <div class="table-wrap" style="margin-top:0.75rem;">
  <table class="table" style="font-size:0.85rem;">
    <thead><tr><th>Router</th><th>Req/s</th><th>Bandwidth</th><th>p95</th><th>4xx</th><th>5xx</th></tr></thead>
    <tbody>
    {% for r in healthy %}
    <tr>
      <td style="word-break:break-all;">{{ r.name }}</td>
      <td>{{ "%.2f"|format(r.latest.request_rate) }}</td>
      <td>{{ r.latest.response_bytes_rate|rate }}</td>
      <td class="tone-{{ status_info(status_class(r.latest.latency_p95_ms, 'latency'))[0] }}">{{ "%.0f"|format(r.latest.latency_p95_ms) }} ms</td>
      <td>{{ "%.1f"|format(r.latest.error_rate_4xx_pct) }}%</td>
      <td>{{ "%.1f"|format(r.latest.error_rate_5xx_pct) }}%</td>
    </tr>
    {% endfor %}
    </tbody>
  </table>
  </div>
</details>
{% endif %}

{# ── Routers Traefik no longer reports: their last numbers are history, not a
   state, so they are listed by when they were last seen and nothing else. ── #}
{% if gone %}
<details class="card" style="margin-bottom:1rem;">
  <summary class="section-title" style="cursor:pointer;">{{ gone|length }} router{{ 's' if gone|length != 1 }} no longer reported</summary>
  <p class="field-hint" style="margin:0.5rem 0;">Traefik stopped reporting these, usually because the service behind them was removed.</p>
  <ul class="problem-list">
    {% for r in gone %}
    <li><span style="word-break:break-all;">{{ r.name }}</span> <span class="problem-detail">last seen {{ r.latest.scraped_at|ago }}</span></li>
    {% endfor %}
  </ul>
</details>
{% endif %}
{% if healthy %}
<script>
  // The fragment is re-polled; keep the healthy list as the reader left it.
  (function () {
    var el = document.getElementById("traefik-healthy");
    if (!el) return;
    el.open = !!window.__traefikHealthyOpen;
    el.addEventListener("toggle", function () { window.__traefikHealthyOpen = el.open; });
  })();
</script>
{% endif %}

{# ── Certificates Traefik still serves, soonest expiry first; then the ones
   it no longer reports (renewed or retired), kept here but off the
   dashboard (#5254). #}
{% if certs or old_certs %}
<div class="card">
  <div class="section-title" style="margin-bottom:0.75rem;">TLS certificates</div>
  {% if certs %}
  <table class="table" style="font-size:0.85rem;">
    <thead><tr><th>Name</th><th>Routers</th><th>Expires</th><th style="text-align:right;">Left</th></tr></thead>
    <tbody>
    {% for cert in certs %}
    <tr>
      <td style="word-break:break-all;">{{ cert.cn }}{% if cert.sans %}<div class="field-hint">also {{ cert.sans|join(", ") }}</div>{% endif %}</td>
      <td class="field-hint">{% if cert.routers is none %}—{% elif cert.routers %}{{ cert.routers|join(", ") }}{% else %}not in use{% endif %}</td>
      <td class="field-hint">{{ cert.not_after.strftime("%Y-%m-%d") }}</td>
      <td style="text-align:right;white-space:nowrap;" class="tone-{{ status_info(status_class(cert.days_remaining, 'tls_days'))[0] }}">{{ cert_left(cert.days_remaining) }}</td>
    </tr>
    {% endfor %}
    </tbody>
  </table>
  {% endif %}
  {% if old_certs %}
  <details style="margin-top:0.75rem;">
    <summary class="field-hint">No longer served ({{ old_certs|length }}) — renewed or retired; Traefik stopped reporting them</summary>
    <table class="table" style="font-size:0.85rem;margin-top:0.5rem;">
      <thead><tr><th>Name</th><th>Expires</th></tr></thead>
      <tbody>
      {% for cert in old_certs %}
      <tr style="color:var(--text-muted);">
        <td style="word-break:break-all;">{{ cert.cn }}</td>
        <td class="field-hint">{{ cert.not_after.strftime("%Y-%m-%d") }}</td>
      </tr>
      {% endfor %}
      </tbody>
    </table>
  </details>
  {% endif %}
</div>
{% endif %}

{% else %}
<div class="card">
    <p class="field-hint">No Traefik metrics yet. Configure <code>metrics_url</code> in <code>config.yaml</code> under <code>plugins.traefik</code>.</p>
</div>
{% endif %}