mobilizon.chapril.org-mobilizon/lib/web/templates/email/date/event_tz_date.html.heex

<%= if @event.options.timezone == nil do %>
  <%= @date |> datetime_tz_convert(@timezone) |> datetime_to_string(@locale, :short) %>
<% else %>
  <strong>
    <%= @date
    |> datetime_tz_convert(@event.options.timezone)
    |> datetime_to_string(@locale, :short) %>
  </strong>
  <br />
  <%= if @event.options.timezone != @timezone do %>
    <span style="font-size: 13px;">
      <%= gettext("🌐 %{timezone} %{offset}",
        timezone: @event.options.timezone,
        offset:
          @date
          |> datetime_tz_convert(@event.options.timezone)
          |> Cldr.DateTime.Formatter.zone_gmt()
      ) %>
    </span>
  <% end %>
<% end %>