{#
  chip.html — Filter/Tag-Chip

  Props:
    label   : Anzeigetext
    active  : bool — ob der Chip selektiert ist (default False)
    variant : "default" | "green" | "dark"
    href    : Optionaler Link. Ohne href wird ein <button> gerendert.
    attrs   : Optionaler Dict mit zusätzlichen HTML-Attributen (z.B. data-*)

  Verwendung:
    {% from "v2/components/chip.html" import chip %}
    {{ chip("Bundesweit", active=True) }}
    {{ chip("BW", href="/v2?bl=BW") }}
    {{ chip("Score 8–10", active=True, variant="green") }}
#}

{% macro chip(label, active=False, variant="default", href="", attrs={}) %}
{% set classes = "v2-chip" %}
{% if variant != "default" %}{% set classes = classes ~ " " ~ variant %}{% endif %}
{% if active %}{% set classes = classes ~ " active" %}{% endif %}

{% if href %}
<a class="{{ classes }}" href="{{ href }}"
  {% for k, v in attrs.items() %}{{ k }}="{{ v }}" {% endfor %}
  >{{ label }}</a>
{% else %}
<button class="{{ classes }}" type="button"
  {% for k, v in attrs.items() %}{{ k }}="{{ v }}" {% endfor %}
  >{{ label }}</button>
{% endif %}
{% endmacro %}