{# Metric anomalies (#5740), drawn the same on Alerts → Anomalies, a resource's
   own page and the overview widget. Import with:
   {% from "_anomaly.html" import anomaly_row, anomaly_when with context %}
   (with context: the review buttons read session.user_role). #}
{% from "_macros.html" import status_badge %}

{# When it happened: "since …" while going, "from – to" once ended; a repeat
   says how often and when the latest was. #}
{% macro anomaly_when(v) -%}
{%- set a = v.anomaly -%}
{%- if a.occurrences > 1 -%}
  {{ a.occurrences }} times since {{ a.started_at|when }}, last
  {% if v.ongoing %}since {{ a.last_started_at|when }}, ongoing{% else %}{{ a.last_started_at|when }} – {{ a.ended_at|when }}{% endif %}
{%- elif v.ongoing -%}
  Ongoing since {{ a.started_at|when }}
{%- else -%}
  {{ a.started_at|when }} – {{ a.ended_at|when }}
{%- endif -%}
{%- endmacro %}

{# Its highest level against what is usual for that hour. #}
{% macro anomaly_level(a) -%}
Held {{ metric_value(a.metric_name, a.peak_level) }}; usual for that hour
{{ metric_value(a.metric_name, a.usual_hold) }}, peaking at {{ metric_value(a.metric_name, a.usual_peak) }}
{%- endmacro %}

{# The review buttons, or how it was reviewed. `back` is the page to come
   back to after marking. #}
{% macro anomaly_review(a, back=none) -%}
{%- set can_review = session.user_role in ('operator', 'admin') -%}
{%- if a.review == "normal" -%}
  <span>Marked normal by {{ a.reviewed_by or "someone" }}, {{ a.reviewed_at|when }}.</span>
{%- elif a.review == "real" -%}
  <span>Real problem, marked by {{ a.reviewed_by or "someone" }}, {{ a.reviewed_at|when }}{% if a.note %}: {{ a.note }}{% else %}.{% endif %}</span>
{%- elif a.review == "lapsed" -%}
  <span>Not reviewed within the review window; lapsed {{ a.reviewed_at|when }}. Its hours are not learned.</span>
{%- endif -%}
{%- if can_review and a.review in ("to_review", "lapsed") %}
<form method="post" action="/alerts/anomalies/{{ a.id }}/review"
      style="display:flex;gap:0.4rem;flex-wrap:wrap;align-items:center;margin-top:0.35rem;">
  {{ csrf_field() }}
  {% if back %}<input type="hidden" name="next" value="{{ back }}">{% endif %}
  <input class="input" name="note" placeholder="Note (optional)" aria-label="Note"
         style="max-width:220px;font-size:0.8rem;padding:0.25rem 0.5rem;">
  <button class="btn btn-ghost btn-sm" name="review" value="normal"
          title="Its hours are learned as normal for that time">This is normal</button>
  <button class="btn btn-sm" name="review" value="real"
          title="Kept out of what is learned">Real problem</button>
</form>
{%- endif -%}
{%- endmacro %}

{# One anomaly as a row: badge, resource and metric, when, level, review. #}
{% macro anomaly_row(v, back=none, show_resource=true) -%}
{%- set a = v.anomaly -%}
<div class="anomaly-row" style="padding:0.55rem 0;border-bottom:1px solid var(--border);">
  <div style="display:flex;gap:0.5rem;align-items:baseline;flex-wrap:wrap;">
    {{ status_badge("anomaly") }}
    {% if a.review != "to_review" %}{{ status_badge(a.review) }}{% endif %}
    {% if show_resource %}
      {% if v.link %}<a href="{{ v.link }}" style="font-weight:500;">{{ a.resource_name }}</a>
      {% else %}<span style="font-weight:500;">{{ a.resource_name }}</span>{% endif %}
      <span style="color:var(--text-dim);font-size:0.8rem;">{{ source_label(a.source_module) }}</span>
    {% endif %}
    <span>{{ metric_label(a.metric_name) }}</span>
  </div>
  <div style="font-size:0.8rem;color:var(--text-muted);margin-top:0.2rem;">
    {{ anomaly_when(v) }} · {{ anomaly_level(a) }}
  </div>
  <div style="font-size:0.8rem;color:var(--text-muted);margin-top:0.2rem;">{{ anomaly_review(a, back) }}</div>
</div>
{%- endmacro %}