{% macro translate(key, default="", force_lang="") %}

{%- if config.default_language != "en" -%}
    {#- The entire site should be translated -#}
    {{- trans(key=key | safe, lang=lang) -}}
{%- elif lang != config.default_language -%} 
    {{- trans(key=key | safe, lang=lang) -}}
{%- elif force_lang -%}
    {{- trans(key=key | safe, lang=force_lang) -}}
{%- else -%} 
    {{- default -}}
{%- endif -%} 

{% endmacro %}