{% extends "base.html" %}
{% block title %}Reporting hierarchy — RWA Calculator{% endblock %}

{% block styles %}
<link rel="stylesheet" href="/static/tokens.css">
<link rel="stylesheet" href="/static/app.css">
<link rel="stylesheet" href="/static/hierarchy.css">
{% endblock %}

{#
  Server-rendered reporting-entity hierarchy. The registry
  (config/reporting_entities) is folded into a tree by ui.views.hierarchy; this
  template only renders it. Malformed rows arrive in view.unattached and render
  in a clearly-marked section rather than crashing the page.
#}

{% macro entity_card(node, unattached=false) %}
<div class="entity-card{% if node.is_apex %} is-apex{% endif %}{% if unattached %} is-unattached{% endif %}">
  <div class="entity-head">
    <span class="entity-name">{{ node.name }}</span>
    {% if node.is_apex %}<span class="entity-apex-tag">Group apex</span>{% endif %}
    {% if node.core_uk_group %}<span class="badge badge-core">Core UK group</span>{% endif %}
  </div>
  <div class="entity-meta">
    <span class="mono entity-ref">{{ node.reference }}</span>
    {% if node.lei %}<span>LEI {{ node.lei }}</span>{% endif %}
    {% if node.institution_type %}<span>{{ node.institution_type }}</span>{% endif %}
  </div>
  {% if node.scopes %}
  <div class="scope-row">
    {% for scope in node.scopes %}
    <span class="badge badge-scope-{{ scope.basis }}">{{ scope.label }}</span>
    {% endfor %}
  </div>
  {% endif %}
</div>
{% endmacro %}

{% macro entity_tree(nodes) %}
<ul class="tree">
  {%- for node in nodes recursive %}
  <li class="tree-node">
    {{ entity_card(node) }}
    {%- if node.children %}
    <ul class="tree">{{ loop(node.children) }}</ul>
    {%- endif %}
  </li>
  {%- endfor %}
</ul>
{% endmacro %}

{% macro columns_help() %}
<div class="panel">
  <h3><span class="mono">config/reporting_entities</span></h3>
  <p class="muted">An optional table (parquet or CSV) under your data directory's
  <span class="mono">config/</span> folder. Add it to run scoped group,
  sub-consolidated or solo submissions. Expected columns:</p>
  <div class="table-wrap">
    <table class="data">
      <thead><tr><th>Column</th><th>Required</th><th>Notes</th></tr></thead>
      <tbody>
        {% for col in expected_columns %}
        <tr>
          <td class="mono">{{ col.name }}</td>
          <td>{{ "yes" if col.required else "no" }}</td>
          <td>{{ col.notes }}</td>
        </tr>
        {% endfor %}
      </tbody>
    </table>
  </div>
</div>
{% endmacro %}

{% block content %}
<h1>Reporting hierarchy</h1>
<p class="muted">The reporting-entity registry for a data directory, and which
regulatory scope each entity can head.</p>

<form class="form" method="get" action="/hierarchy">
  <div class="field">
    <label for="data_path">Data path</label>
    <input id="data_path" name="data_path" value="{{ data_path }}" placeholder="/path/to/data" required>
  </div>
  <button class="btn btn-primary" type="submit">Load hierarchy</button>
</form>

{% if error %}
<div class="callout error">{{ error }}</div>
{{ columns_help() }}

{% elif view is none %}
<div class="callout info">Enter the path to your data directory above to view its
reporting hierarchy.</div>
{{ columns_help() }}

{% elif view.is_empty %}
<div class="callout info">No <span class="mono">config/reporting_entities</span>
table was found under this data directory — every calculation runs over the whole
book (unscoped). Add the registry to enable scoped submissions.</div>
{{ columns_help() }}

{% else %}
<p class="muted">{{ view.entity_count }} entit{{ "y" if view.entity_count == 1 else "ies" }}
across {{ view.roots | length }} group{{ "" if view.roots | length == 1 else "s" }}.</p>

<div class="hierarchy-legend">
  <span class="legend-label">Scopes a node can head:</span>
  {% for scope in scope_legend %}
  <span class="badge badge-scope-{{ scope.basis }}">{{ scope.label }}</span>
  {% endfor %}
</div>

{% for root in view.roots %}
{{ entity_tree([root]) }}
{% endfor %}

{% if view.unattached %}
<div class="panel">
  <h3>Unattached entities</h3>
  <p class="muted">These rows could not be placed under a group apex — check their
  <span class="mono">parent_entity_reference</span>.</p>
  {% for item in view.unattached %}
  <div class="unattached-item">
    {{ entity_card(item.node, unattached=true) }}
    <div class="callout warn unattached-reason">Unattached — {{ item.reason }}</div>
    {% if item.node.children %}{{ entity_tree(item.node.children) }}{% endif %}
  </div>
  {% endfor %}
</div>
{% endif %}
{% endif %}
{% endblock %}