{% extends "base.html" %}
{% from "_macros.html" import tile, ts, agent_link, counts_row %}
{% set d = data %}
{% block content %}
<h1>Overview <span class="muted" style="font-weight:400">· last {{ d.window }}</span></h1>

<div class="tiles">
  {{ tile("Agents", d.totals.agents_total, d.totals.agents.get("active", 0) ~ " active") }}
  {{ tile("Messages", d.totals.messages_total,
          "+" ~ (d.recent.messages.values() | sum) ~ " in " ~ d.window) }}
  {{ tile("Deliveries", d.totals.deliveries_total,
          "+" ~ (d.recent.deliveries.values() | sum) ~ " in " ~ d.window) }}
  {{ tile("Pending", d.totals.deliveries.get("pending", 0), "undelivered right now") }}
  {{ tile("Past lease", d.backlog.pending_past_lease,
          "pending > " ~ d.config.lease_ttl_seconds ~ "s",
          alert=d.backlog.pending_past_lease > 0) }}
  {{ tile("Read, never acked", d.backlog.read_private_unacked,
          "private mail claimed but not confirmed",
          alert=d.backlog.read_private_unacked > 0) }}
</div>

<h2>Traffic</h2>
<section class="panel">
  <dl class="kv">
    <dt>Messages by kind</dt><dd>{{ counts_row(d.totals.messages) }}</dd>
    <dt>Last {{ d.window }}</dt><dd>{{ counts_row(d.recent.messages) }}</dd>
    <dt>Deliveries by state</dt><dd>{{ counts_row(d.totals.deliveries) }}</dd>
    <dt>Last {{ d.window }}</dt><dd>{{ counts_row(d.recent.deliveries) }}</dd>
    <dt>Agents by status</dt><dd>{{ counts_row(d.totals.agents) }}</dd>
    <dt>Newest message</dt><dd>{{ ts(d.last.message_at) }}</dd>
    <dt>Newest delivery</dt><dd>{{ ts(d.last.delivery_at) }}</dd>
  </dl>
</section>

<h2>Deepest mailboxes</h2>
<section class="panel">
  {% if d.backlog.by_agent %}
  <div class="scroll"><table>
    <thead><tr><th>Agent</th><th class="num">Pending</th><th></th></tr></thead>
    <tbody>
      {% for row in d.backlog.by_agent %}
      <tr>
        <td>{{ agent_link(row.agent, row.handle) }}</td>
        <td class="num">{{ row.pending }}</td>
        <td><a href="/admin/deliveries?agent={{ row.agent }}&amp;state=pending">deliveries →</a></td>
      </tr>
      {% endfor %}
    </tbody>
  </table></div>
  <p class="note">Mailbox cap is {{ d.config.mailbox_cap }}; a send to a full mailbox is refused
    with <code class="id">quota_exceeded</code>.</p>
  {% else %}<p class="empty">No pending deliveries anywhere.</p>{% endif %}
</section>

<h2>Health &amp; configuration</h2>
<section class="panel">
  <dl class="kv">
    <dt>Storage</dt>
    <dd>{% if ready %}<span class="good">reachable</span>{% else %}<span class="bad">unreachable</span>{% endif %}</dd>
    <dt>Migrations</dt>
    <dd>{% if d.config.migrations_done %}<span class="good">applied</span>{% else %}<span class="warn">not yet applied — the sweeper retries</span>{% endif %}</dd>
    <dt>Vector index</dt>
    <dd>{{ d.config.index_size }} agent{{ "" if d.config.index_size == 1 else "s" }}
      {% if not d.config.index_warmed %}<span class="warn">· warm-up deferred</span>{% endif %}</dd>
    <dt>Sweeper</dt>
    <dd>{{ "enabled" if d.config.sweeper_enabled else "disabled" }}</dd>
    <dt>Lease TTL</dt><dd>{{ d.config.lease_ttl_seconds }}s, up to {{ d.config.delivery_max_reverts }} reverts</dd>
    <dt>Broadcast cut</dt>
    <dd>floor {{ d.config.sim_floor }}, margin {{ d.config.sim_margin }}, top {{ d.config.broadcast_n }}
      {% if d.config.sim_margin >= 1.0 %}<span class="muted">· margin ≥ 1.0 puts the relative bound below zero, so the floor is the only cut</span>{% endif %}
    </dd>
    <dt>Retention</dt><dd>terminal deliveries age out after {{ d.config.acked_max_age_days }}d</dd>
    <dt>Embedding</dt><dd>{{ d.config.embed_backend }} · {{ d.config.embed_model }}</dd>
  </dl>
</section>
{% endblock %}