{# Fragment: track-power control. Swappable via htmx. #}
{# ``writable`` defaults True; passive drivers (jmri-ncemonitor) set it
False so we can hide the ON/OFF buttons rather than invite a command
that will raise. #}
{% set _writable = power.writable if power.writable is defined else True %}
Track power
{% if power.state == 2 %}ON
{% elif power.state == 4 %}OFF
{% elif power.state == 8 %}IDLE
{% else %}UNKNOWN{% endif %}
{% if not _writable %}observed{% endif %}