比赛功能也太难写了

templates/components/contest.html

@@ -1,8 +1,8 @@
 {% import "components/user.html" as user with context %}
 {% macro render_time(tdoc_time) %}
-{{ datetime_span(tdoc_time, false, '%Y-%m-%d %H:%M') }}
+{{ datetime_span(tdoc_time, false, '%Y-%m-%d %H:%M')|safe }}
 {% endmacro %}
 
 {% macro render_duration(tdoc) %}
-{{ ((tdoc['end_at'] - tdoc['begin_at']).total_seconds() / 3600)|round(1) }}
+{{ ((tdoc.endAt.getTime() - tdoc.beginAt.getTime()) /1000 / 3600)|round(1) }}
 {% endmacro %}