{# Per-host agent panel — embedded into /hosts/<id> via HTMX. Self-contained. #}
{% set scope = "steward:target:" ~ target.id if target else "" %}
<div class="card">
  <div style="display:flex;align-items:baseline;justify-content:space-between;margin-bottom:0.75rem;gap:1rem;flex-wrap:wrap;">
    <h3 class="section-title" style="margin-bottom:0;">Agent</h3>
    {% if reporting %}
    <span style="font-size:0.78rem;" class="tone-{{ 'warn' if stale else 'ok' }}">
      {{ 'stale' if stale else 'reporting' }}{% if reg.agent_version %} · v{{ reg.agent_version }}{% endif %}
      · last seen {{ reg.last_seen_at|ago }}
    </span>
    {% elif reg %}
    <span style="font-size:0.78rem;color:var(--text-muted);">pending — no check-in yet</span>
    {% endif %}
  </div>

  {% if reporting %}
  {# Reporting: live vitals are shown by the vitals strip above; this panel is
     the way to the full metrics, with the lifecycle actions folded under
     "Manage agent" (#5278). #}
  <a href="/plugins/host_agent/{{ host.id }}/" class="btn btn-sm btn-ghost">Full metrics →</a>

  {# What the agent said happened while it was away, last 7 days (#5756). #}
  {% if downtime %}
  <div style="margin-top:0.8rem;">
    <div style="font-size:0.78rem;color:var(--text-muted);margin-bottom:0.3rem;">Downtime, last 7 days</div>
    {% for d in downtime %}
    <div style="display:flex;gap:0.6rem;align-items:baseline;font-size:0.82rem;padding:0.15rem 0;">
      <span class="{{ 'tone-warn' if d.ongoing or d.kind == 'unclean' else '' }}" style="min-width:12rem;">{{ d.label }}</span>
      <span style="color:var(--text-muted);">{{ d.started_at|when }}</span>
      <span style="color:var(--text-muted);margin-left:auto;">{{ 'going on, ' if d.ongoing }}{{ d.seconds|duration }}</span>
    </div>
    {% endfor %}
  </div>
  {% endif %}

  {% if session.user_role == 'admin' %}
  <details style="margin-top:0.7rem;">
    <summary style="cursor:pointer;font-size:0.82rem;color:var(--text-muted);">Manage agent</summary>
    <div style="display:flex;gap:0.5rem;flex-wrap:wrap;align-items:center;margin-top:0.6rem;">
      {% if ansible_available and target %}
      <form method="post" action="/plugins/host_agent/update" style="margin:0;">{{ csrf_field() }}
        <input type="hidden" name="inventory_scope" value="{{ scope }}">
        <button type="submit" class="btn btn-sm" title="Refresh agent.py and restart it; the token is kept">Update agent</button>
      </form>
      {% endif %}
      <form method="post" action="/plugins/host_agent/fleet/{{ host.id }}/rotate-token" style="margin:0;"
            data-confirm="Rotate token? The agent stops reporting until reinstalled/updated with the new token.">{{ csrf_field() }}
        <button type="submit" class="btn btn-sm btn-ghost">Rotate token</button>
      </form>
      <form method="post" action="/plugins/host_agent/fleet/{{ host.id }}/delete" style="margin:0;"
            data-confirm="Unregister this host's agent? Its token stops working and metrics stop until it is registered again. The agent itself stays installed on the host.">{{ csrf_field() }}
        <button type="submit" class="btn btn-sm btn-danger">Unregister agent</button>
      </form>
    </div>
    {% if ansible_available and not target %}
    <p style="color:var(--text-dim);font-size:0.8rem;margin:0.6rem 0 0;">
      Link an Ansible target (below) to update the agent from here.
    </p>
    {% endif %}

    {% if ansible_available and target and managed_key_set %}
    <details style="margin-top:0.7rem;">
      <summary style="cursor:pointer;font-size:0.8rem;color:var(--text-muted);">Re-provision (reinstall the steward account + managed key, then the agent)</summary>
      <p style="font-size:0.78rem;color:var(--text-dim);margin:0.5rem 0;">
        Use after regenerating the managed key, or if SSH auth as <code>steward</code> breaks.
        Connects over a one-time bootstrap user + password (not stored).
      </p>
      <form method="post" action="/plugins/host_agent/provision"
            style="display:flex;gap:0.6rem;align-items:flex-end;flex-wrap:wrap;">{{ csrf_field() }}
        <input type="hidden" name="inventory_scope" value="{{ scope }}">
        <div class="form-group" style="margin:0;">
          <label>Bootstrap user</label>
          <input type="text" name="bootstrap_user" required placeholder="root" style="width:8rem;" autocomplete="off">
        </div>
        <div class="form-group" style="margin:0;">
          <label>Bootstrap password</label>
          <input type="password" name="bootstrap_password" required style="width:10rem;" autocomplete="new-password">
        </div>
        <button type="submit" class="btn btn-sm">Re-provision</button>
      </form>
    </details>
    {% endif %}
  </details>
  {% endif %}

  {% else %}
  {# ── Not reporting: pending (token minted, no check-in) or never installed ── #}
  {% if reg %}
  <div style="background:color-mix(in srgb,var(--yellow) 10%,var(--bg-elevated));
              border:1px solid color-mix(in srgb,var(--yellow) 30%,var(--border));
              border-radius:6px;padding:0.7rem 0.9rem;margin-bottom:0.75rem;font-size:0.84rem;">
    A token was minted for this host but <strong>no metrics have arrived yet</strong> — the
    deploy may still be running, or it failed. Open the latest
    <a href="/ansible/">Ansible run</a> to check, then retry below. Live metrics appear here
    once the agent checks in.
  </div>
  {% else %}
  <p style="color:var(--text-muted);font-size:0.88rem;margin-bottom:0.75rem;">
    No agent installed. The agent reports CPU, memory, disk, network and more back to Steward.
  </p>
  {% endif %}

  {% if session.user_role != 'admin' %}
  <p style="color:var(--text-dim);font-size:0.85rem;">An admin can install the agent here.</p>

  {% elif not ansible_available %}
  <p style="color:var(--text-dim);font-size:0.85rem;">
    Ansible isn't available, so the agent can't be deployed from here. Install it manually instead (below).
  </p>

  {% elif not managed_key_set %}
  <div style="background:color-mix(in srgb,var(--yellow) 12%,var(--bg-elevated));
              border:1px solid color-mix(in srgb,var(--yellow) 35%,var(--border));
              border-radius:6px;padding:0.7rem 0.9rem;display:flex;align-items:center;gap:0.8rem;flex-wrap:wrap;">
    <span style="color:var(--yellow);">⚠</span>
    <span style="font-size:0.84rem;flex:1;min-width:13rem;">No managed SSH key yet — Steward needs one to log into hosts.</span>
    <form method="post" action="/settings/ansible/generate-key" style="margin:0;">{{ csrf_field() }}
      <input type="hidden" name="next" value="/hosts/{{ host.id }}">
      <button type="submit" class="btn btn-sm">Generate managed key</button>
    </form>
  </div>

  {% elif not target %}
  <p style="color:var(--text-dim);font-size:0.85rem;">
    Link or create an Ansible target for this host (in the Ansible section below) first — provisioning
    needs an SSH connection.
  </p>

  {% else %}
  <p style="font-size:0.82rem;color:var(--text-muted);margin-bottom:0.75rem;">
    Deploys the agent to <code>{{ target.name }}</code> by running an Ansible playbook. Steward mints
    the host's API token automatically; you'll watch the run live.
  </p>
  {# Provision: brand-new host (creates steward account + key over a one-time password) #}
  <form method="post" action="/plugins/host_agent/provision"
        style="display:flex;gap:0.6rem;align-items:flex-end;flex-wrap:wrap;margin-bottom:0.75rem;">{{ csrf_field() }}
    <input type="hidden" name="inventory_scope" value="{{ scope }}">
    <div style="font-size:0.78rem;color:var(--text-muted);width:100%;">Provision (first contact — fresh host):</div>
    <div class="form-group" style="margin:0;">
      <label>Bootstrap user</label>
      <input type="text" name="bootstrap_user" required placeholder="root" style="width:8rem;" autocomplete="off">
    </div>
    <div class="form-group" style="margin:0;">
      <label>Bootstrap password</label>
      <input type="password" name="bootstrap_password" required style="width:10rem;" autocomplete="new-password">
    </div>
    <button type="submit" class="btn btn-sm">Provision</button>
  </form>
  {# Install: host already has the steward account (managed key works) #}
  <form method="post" action="/plugins/host_agent/deploy" style="display:flex;gap:0.6rem;align-items:center;">{{ csrf_field() }}
    <input type="hidden" name="inventory_scope" value="{{ scope }}">
    <span style="font-size:0.78rem;color:var(--text-muted);">Already provisioned?</span>
    <button type="submit" class="btn btn-sm btn-ghost">Install agent (managed key)</button>
  </form>
  {% endif %}

  {% if not reg and session.user_role == 'admin' %}
  {# A manual install: no Ansible, no SSH. Issues this host's token and shows
     the one-line install command on the fleet page, once (#5282). #}
  <form method="post" action="/plugins/host_agent/fleet/{{ host.id }}/register"
        style="display:flex;gap:0.6rem;align-items:center;flex-wrap:wrap;margin:0.75rem 0 0;">{{ csrf_field() }}
    <span style="font-size:0.78rem;color:var(--text-muted);">Or by hand on the host:</span>
    <button type="submit" class="btn btn-sm btn-ghost">Install manually</button>
  </form>
  {% endif %}

  {% if reg and session.user_role == 'admin' %}
  <form method="post" action="/plugins/host_agent/fleet/{{ host.id }}/delete" style="margin:0.75rem 0 0;"
        data-confirm="Clear this pending registration? Its token is discarded.">{{ csrf_field() }}
    <button type="submit" class="btn btn-sm btn-ghost">Clear pending registration</button>
  </form>
  {% endif %}
  {% endif %}
</div>