{# ABOUTME: P3 (#183) status filter chip row — All / Unread / Reading / Finished. #}
{# State lives in the URL ?status=... so the filter is shareable / refresh-safe. #}

{%- set active = query.filters.get('status') -%}
{%- set chips = [
    ('All', none),
    ('Unread', 'unread'),
    ('Reading', 'reading'),
    ('Finished', 'finished'),
] -%}
{%- set other_filters = {} -%}
{%- for fk, fv in query.filters.items() if fk != 'status' -%}
    {%- set _ = other_filters.update({fk: fv}) -%}
{%- endfor -%}

<div class="status-filter" role="group" aria-label="Filter by read status">
    {% for label, value in chips %}
        {%- set is_active = (active == value) if value is not none else (active is none) -%}
        <a class="status-filter-chip{% if is_active %} status-filter-chip-active{% endif %}"
           href="{{ url_for('web.books',
                            q=query.q or none,
                            sort=query.sort,
                            dir=query.dir,
                            status=value,
                            **other_filters) }}"
           {% if is_active %}aria-current="page"{% endif %}
           hx-get="{{ url_for('web.books',
                              q=query.q or none,
                              sort=query.sort,
                              dir=query.dir,
                              status=value,
                              **other_filters) }}"
           hx-target="#book-list"
           hx-push-url="true">
            {{ label }}
        </a>
    {% endfor %}
</div>