{# plugins/snmp/templates/snmp/index.html — every SNMP device, those not
   answering first, each saying what its newest poll found: its readings in
   their units, or why it didn't answer (milestone 491). #}
{% extends "base.html" %}
{% from "_macros.html" import page_header, status_badge, stat_tile, empty_state %}
{% block title %}SNMP — Steward{% endblock %}
{% block content %}
{% set admin = session.user_role == 'admin' %}
{% call page_header("SNMP devices", (devices|length ~ " device" ~ ("s" if devices|length != 1 else "")) if devices else none) %}
  {% if admin %}<a class="btn btn-sm" href="/plugins/snmp/devices/new">Add device</a>{% endif %}
{% endcall %}

{% if not devices %}
<div class="card">{{ empty_state("No SNMP devices yet. Add a switch, a UPS, a printer or a server that answers SNMP, and Steward polls it every minute.",
                                 "Add device" if admin else none, "/plugins/snmp/devices/new") }}</div>
{% endif %}

{% for d in devices %}
<section class="card" aria-labelledby="snmp-{{ d.id }}">
  <div class="host-health-head">
    {% if d.reach == 'up' %}{{ status_badge('up', 'Answering') }}
    {% elif d.reach == 'down' %}{{ status_badge('down', 'Not answering') }}
    {% elif d.reach == 'stale' %}{{ status_badge('stale', 'Not polled') }}
    {% else %}{{ status_badge('pending', 'Not polled yet') }}{% endif %}
    <h2 id="snmp-{{ d.id }}" class="section-title" style="margin:0;"><a href="/plugins/snmp/devices/{{ d.id }}">{{ d.name }}</a></h2>
    <span class="field-hint mono">{{ d.address }}{% if d.port != 161 %}:{{ d.port }}{% endif %}</span>
    <span class="field-hint">SNMP v{{ d.version }}</span>
    <span class="page-actions" style="margin-left:auto;">
      <a href="/plugins/snmp/devices/{{ d.id }}" class="btn btn-sm btn-ghost">History</a>
      {% if admin %}<a href="/plugins/snmp/devices/{{ d.id }}/edit" class="btn btn-sm btn-ghost">Edit</a>{% endif %}
    </span>
  </div>

  {% if d.reach == 'down' %}
  <p class="tone-crit" style="margin:0 0 0.4rem;">{{ d.says }}</p>
  <p class="field-hint" style="margin:0 0 0.6rem;">
    {%- if d.ok_at %}Last answered {{ d.ok_at|ago }}; the readings below are from then.{% else %}It has never answered.{% endif %}
    Tried {{ d.polled_at|ago }}.</p>
  {% elif d.reach == 'stale' %}
  <p class="field-hint" style="margin:0 0 0.6rem;">{{ d.says }} Last polled {{ d.polled_at|ago }}.</p>
  {% elif d.reach == 'pending' %}
  <p class="field-hint" style="margin:0 0 0.6rem;">Not polled yet: the first poll runs within a minute of saving.</p>
  {% endif %}

  {% if d.reach != 'pending' and d.readings %}
  <div class="stat-strip" style="margin-bottom:0;">
    {% for r in d.readings %}{{ stat_tile(r.name, r.text, hint="from the second poll" if r.counter and r.text == "—" else none) }}{% endfor %}
  </div>
  {% endif %}
  {% if d.missing %}
  <p class="field-hint" style="margin:0.6rem 0 0;">Not answered by this device: {{ d.missing|join(", ") }}. It may not support them; Edit to remove them.</p>
  {% endif %}
</section>
{% endfor %}
{% endblock %}