{% extends "base.html" %}
{% from "_macros.html" import crumbs %}
{% block title %}Host Agent — Steward{% endblock %}
{% block breadcrumb %}{{ crumbs([("Host Agents", "/plugins/host_agent/"), ("Settings", "")]) }}{% endblock %}
{% block content %}
<h1 class="page-title">Host Agent — Registered Hosts</h1>

{% if new_token %}
<div class="card" style="background:var(--accent-bg);">
  <h3>New token — copy this install command now</h3>
  <p style="font-size:0.82rem;color:var(--text-muted);">
    This is the only time the raw token is shown. Rotate if you lose it.
  </p>
  <pre style="user-select:all;word-break:break-all;">curl -sSL '{{ install_url }}' | sudo sh</pre>
</div>
{% endif %}

<div class="card">
  <form method="post" action="/plugins/host_agent/settings/add-host"
        style="display:flex;gap:0.75rem;align-items:flex-end;flex-wrap:wrap;">
    <div class="form-group" style="margin-bottom:0;">
      <label>Host name</label>
      <input type="text" name="name" required>
    </div>
    <div class="form-group" style="margin-bottom:0;">
      <label>Address (optional)</label>
      <input type="text" name="address">
    </div>
    <button type="submit" class="btn">Add host</button>
  </form>
</div>

{% if ansible_available %}
<div class="card">
  <h3 style="margin-bottom:0.4rem;">Provision a fresh host</h3>
  <p style="font-size:0.82rem;color:var(--text-muted);margin-bottom:0.75rem;">
    First contact for a host Steward can't yet reach by key. Creates a
    <code>steward</code> login account with passwordless sudo, installs the managed
    key, then installs the agent — over a one-time bootstrap password (used for this
    run only, never stored). After this, use <strong>Deploy</strong> below for updates.
  </p>
  {% if not managed_key_set %}
  <p style="font-size:0.85rem;color:var(--text-dim);">
    No managed key yet. Generate one under <a href="/settings/ansible/">Settings → Ansible</a> first.
  </p>
  {% elif not (deploy_targets or deploy_groups) %}
  <p style="font-size:0.85rem;color:var(--text-dim);">
    No Ansible inventory targets yet. Add some under <a href="/ansible/inventory/targets">Ansible → Inventory</a>.
  </p>
  {% else %}
  <form method="post" action="/plugins/host_agent/provision"
        style="display:flex;gap:0.75rem;align-items:flex-end;flex-wrap:wrap;">
    <div class="form-group" style="margin-bottom:0;">
      <label>Target</label>
      <select name="inventory_scope" required>
        {% for g in deploy_groups %}<option value="steward:group:{{ g.id }}">Group: {{ g.name }}</option>{% endfor %}
        {% for t in deploy_targets %}<option value="steward:target:{{ t.id }}">Target: {{ t.name }}</option>{% endfor %}
      </select>
    </div>
    <div class="form-group" style="margin-bottom:0;">
      <label>Bootstrap user</label>
      <input type="text" name="bootstrap_user" required placeholder="root" style="width:9rem;"
             autocomplete="off">
    </div>
    <div class="form-group" style="margin-bottom:0;">
      <label>Bootstrap password</label>
      <input type="password" name="bootstrap_password" required style="width:11rem;"
             autocomplete="new-password">
    </div>
    <div class="form-group" style="margin-bottom:0;">
      <label>Report interval (s)</label>
      <input type="number" name="agent_interval" value="30" min="5" style="width:7rem;">
    </div>
    <button type="submit" class="btn">Provision</button>
  </form>
  {% endif %}
</div>

<div class="card">
  <h3 style="margin-bottom:0.4rem;">Deploy via Ansible</h3>
  <p style="font-size:0.82rem;color:var(--text-muted);margin-bottom:0.75rem;">
    Install (or update) the agent on Ansible inventory hosts in one run — no per-host <code>curl | sh</code>.
    A fresh token is minted per host and injected into the run; existing agents are rotated to the new token.
  </p>
  {% if not (deploy_targets or deploy_groups) %}
  <p style="font-size:0.85rem;color:var(--text-dim);">
    No Ansible inventory targets yet. Add some under <a href="/ansible/browse">Ansible → Browse</a>.
  </p>
  {% else %}
  <form method="post" action="/plugins/host_agent/deploy"
        style="display:flex;gap:0.75rem;align-items:flex-end;flex-wrap:wrap;">
    <div class="form-group" style="margin-bottom:0;">
      <label>Target</label>
      <select name="inventory_scope" required>
        {% for g in deploy_groups %}<option value="steward:group:{{ g.id }}">Group: {{ g.name }}</option>{% endfor %}
        {% for t in deploy_targets %}<option value="steward:target:{{ t.id }}">Target: {{ t.name }}</option>{% endfor %}
      </select>
    </div>
    <div class="form-group" style="margin-bottom:0;">
      <label>Report interval (s)</label>
      <input type="number" name="agent_interval" value="30" min="5" style="width:7rem;">
    </div>
    <button type="submit" class="btn">Deploy</button>
  </form>
  {% endif %}
</div>
{% endif %}

<div class="card-flush">
  <table class="table">
    <thead>
      <tr>
        <th>Host</th><th>Reported IP</th><th>Agent version</th><th>Distro</th>
        <th>Last seen</th><th class="td-actions">Actions</th>
      </tr>
    </thead>
    <tbody>
      {% for item in registrations %}
      <tr>
        <td>{{ item.host.name if item.host else item.reg.host_id }}</td>
        <td>{{ item.reg.host_ip or "—" }}</td>
        <td>{{ item.reg.agent_version or "—" }}</td>
        <td>{{ item.reg.distro or "—" }}</td>
        <td>{{ item.reg.last_seen_at.strftime("%Y-%m-%d %H:%M:%S") if item.reg.last_seen_at else "never" }}</td>
        <td class="td-actions">
          <form method="post" action="/plugins/host_agent/settings/{{ item.reg.host_id }}/rotate-token"
                style="display:inline;"
                onsubmit="return confirm('Rotate the token for this host? The existing agent will stop working until reinstalled with the new token.');">
            <button type="submit" class="btn btn-ghost btn-sm">Rotate token</button>
          </form>
          <form method="post" action="/plugins/host_agent/settings/{{ item.reg.host_id }}/delete"
                style="display:inline;"
                onsubmit="return confirm('Delete this host registration? The agent will be unable to report metrics until re-registered.');">
            <button type="submit" class="btn btn-danger btn-sm">Delete</button>
          </form>
        </td>
      </tr>
      {% else %}
      <tr><td colspan="6" class="empty">No hosts registered. Add one above.</td></tr>
      {% endfor %}
    </tbody>
  </table>
</div>
{% endblock %}