{% extends "base.html" %}

{% block content %}
<section class="page-head">
  <h1>Memory</h1>
  <p class="page-sub">
    Read-only view of the Redis-derived memory index
    (<code>attune:memory:*</code>) — curated nodes, lessons, and file
    pointers hydrated from the tracked corpus at session start. The
    index is derived: edit the corpus, never these keys.
  </p>
</section>

{% if attention is not none and attention.has_exceptions %}
<section class="kpi-grid" aria-label="Memory attention"
         data-testid="memory-attention">
  {% if attention.stale %}
  <div class="kpi">
    <div class="kpi-label">Hydration stale</div>
    <div class="kpi-value">
      {% if attention.age_hours is not none %}
        {{ attention.age_hours }}h old
      {% else %}never ran{% endif %}
    </div>
    <div class="kpi-label">
      re-run your SessionStart hydration hook, or:
      <code>python3 ~/.attune/memory/hydrate.py</code>
    </div>
  </div>
  {% endif %}
  {% if attention.changed_since %}
  <details class="kpi">
    <summary>
      <span class="kpi-label">Corpus changed since hydration</span>
      <span class="kpi-value">{{ attention.changed_since | length }}
        file(s)</span>
    </summary>
    <ul>
      {% for rel in attention.changed_since[:20] %}
      <li><code>{{ rel }}</code></li>
      {% endfor %}
      {% if attention.changed_since | length > 20 %}
      <li>… and {{ attention.changed_since | length - 20 }} more</li>
      {% endif %}
    </ul>
  </details>
  {% endif %}
  {% if attention.pending_threads %}
  <div class="kpi">
    <div class="kpi-label">Deliberation threads pending promotion</div>
    <div class="kpi-value">{{ attention.pending_threads }}</div>
    <div class="kpi-label">rule them in-session:
      <code>/roundtable promote &lt;thread&gt;</code></div>
  </div>
  {% endif %}
</section>
{% endif %}

{% if overview is none %}
  <div class="specs-empty-state" role="status">
    <div class="empty-state-title">Memory index unreachable</div>
    <div class="empty-state-hint">
      Local Redis is not answering, so the derived index can't be
      read. Sessions degrade gracefully without it — start Redis and
      reload to browse the corpus here.
    </div>
  </div>
{% elif overview.total == 0 %}
  <div class="specs-empty-state" role="status">
    <div class="empty-state-title">No memory nodes yet</div>
    <div class="empty-state-hint">
      Redis is up but holds no <code>attune:memory:*</code> keys. The
      index hydrates at session start from the tracked corpus (curated
      memories, lessons, file pointers).
    </div>
  </div>
{% else %}
  <section class="kpi-grid">
    {% for fam, label in family_labels.items() %}
      {% if overview.family_counts.get(fam) %}
        <a class="kpi {% if overview.family == fam %}is-active{% endif %}"
           href="/memory?family={{ fam }}"
           aria-label="Filter to {{ label }}">
          <div class="kpi-label">{{ label }}</div>
          <div class="kpi-value">{{ '{:,}'.format(overview.family_counts[fam]) }}</div>
        </a>
      {% endif %}
    {% endfor %}
    <a class="kpi {% if overview.family is none %}is-active{% endif %}"
       href="/memory" aria-label="Show all families">
      <div class="kpi-label">All keys</div>
      <div class="kpi-value">{{ '{:,}'.format(overview.total) }}</div>
    </a>
  </section>

  {% set fam_q = 'family=' ~ overview.family ~ '&' if overview.family else '' %}
  {% if overview.kind_counts | length > 1 %}
    {# Second-level filter: KIND within the current family selection.
       Row Kind chips link here too — every value shown is filterable. #}
    <div class="memory-kind-toolbar" role="group" aria-label="Filter by kind">
      <a class="chip {% if overview.kind is none %}chip-ok{% else %}chip-muted{% endif %}"
         href="/memory?{{ fam_q }}">All kinds
        ({{ '{:,}'.format(overview.kind_counts.values() | sum) }})</a>
      {% for k, n in overview.kind_counts.items() | sort %}
        <a class="chip {% if overview.kind == k %}chip-ok{% else %}chip-muted{% endif %}"
           href="/memory?{{ fam_q }}kind={{ k | urlencode }}"
           aria-label="Filter to kind {{ k }}">{{ k }} ({{ '{:,}'.format(n) }})</a>
      {% endfor %}
    </div>
  {% endif %}

  <table class="data-table memory-table">
    <thead>
      <tr>
        <th class="col-name">Node</th>
        <th class="col-kind"
            data-tooltip="Content kind — the node's type field for curated nodes and file pointers, the value shape otherwise. Click a chip to filter.">Kind</th>
        <th class="col-desc">Description</th>
        <th class="col-size">Size</th>
      </tr>
    </thead>
    <tbody>
      {% for row in overview.rows %}
        <tr>
          <td class="col-name">
            <a class="link" href="/memory/node?key={{ row.key | urlencode }}"
               data-tooltip="{{ row.key }}" aria-label="{{ row.key }}">
              <code>{{ row.name }}</code>
            </a>
          </td>
          <td class="col-kind">
            <a class="chip chip-muted" href="/memory?{{ fam_q }}kind={{ row.kind | urlencode }}"
               aria-label="Filter to kind {{ row.kind }}">{{ row.kind }}</a>
          </td>
          <td class="col-desc">{{ row.description or '—' }}</td>
          <td class="col-size">{{ row.size or '—' }}</td>
        </tr>
      {% endfor %}
    </tbody>
  </table>

  {% if overview.pages > 1 %}
    <nav class="pagination" aria-label="Memory pages">
      {% set kind_q = 'kind=' ~ (overview.kind | urlencode) ~ '&' if overview.kind else '' %}
      {% set base = '/memory?' ~ fam_q ~ kind_q %}
      {% if overview.page > 1 %}
        <a class="link" href="{{ base }}page={{ overview.page - 1 }}">← Newer</a>
      {% endif %}
      <span class="pagination-status">page {{ overview.page }} of {{ overview.pages }}</span>
      {% if overview.page < overview.pages %}
        <a class="link" href="{{ base }}page={{ overview.page + 1 }}">Older →</a>
      {% endif %}
    </nav>
  {% endif %}
{% endif %}
{% endblock %}