{% from "nhsuk/macros/attributes.njk" import nhsukAttributes %}

{#- Set classes for this component #}
{%- set className = "nhsuk-caption" -%}
{%- set classPrefix = className ~ "-" -%}
{%- set classNames = className -%}

{%- if params.size and
  params.size in ["m", "l", "xl", "xxl"] and (
    not params.classes or (
      not classPrefix ~ "m" in params.classes and
      not classPrefix ~ "l" in params.classes and
      not classPrefix ~ "xl" in params.classes and
      not classPrefix ~ "xxl" in params.classes
    )
  )
%}
  {% set classNames = classPrefix ~ params.size %}
{% endif %}

{%- if params.placement and params.placement in ["after", "end"] %}
  {% set classNames = classNames ~ " " ~ className ~ "--bottom" %}
{% endif %}

{%- if params.classes %}
  {% set classNames = classNames ~ " " ~ params.classes %}
{% endif -%}

{#- Determine type of element to use, if not explicitly set #}
{%- set element = (params.element | default("span")) | lower -%}

<{{ element }} class="{{ classNames }}"
  {%- if params.id %} id="{{ params.id }}"{% endif %}
  {{- nhsukAttributes(params.attributes) }}>
{% if caller %}
  {{- caller() }}
{% elif params.html %}
  {{ params.html | safe | trim | indent(2) }}
{% elif params.text %}
  {{ params.text | trim | indent(2) }}
{% endif %}
</{{ element }}>