mobilizon/lib/web/templates/email/activity/_comment_activity_item.text.eex

<%= case @activity.subject do %><% :event_comment_mention -> %><%= dgettext("activity", "%{profile} mentionned you in a comment under event %{event}.",
    %{
        profile: Mobilizon.Actors.Actor.display_name_and_username(@activity.author),
        event: @activity.subject_params["event_title"]
    }
) %>
<%= url(~p"/events/#{@activity.subject_params["event_uuid"]}") |> URI.decode() %><% :participation_event_comment -> %><%= dgettext("activity", "%{profile} has posted an announcement under event %{event}.",
    %{
        profile: Mobilizon.Actors.Actor.display_name_and_username(@activity.author),
        event: @activity.subject_params["event_title"]
    }
) %>
<%= url(~p"/events/#{@activity.subject_params["event_uuid"]}") |> URI.decode() %><% :event_new_comment -> %><%= if @activity.subject_params["comment_reply_to"] do %><%=dgettext("activity", "%{profile} has posted a new reply under your event %{event}.",
    %{
        profile: Mobilizon.Actors.Actor.display_name_and_username(@activity.author),
        event: @activity.subject_params["event_title"]
    }
) %>
<%= "#{url(~p"/events/#{@activity.subject_params["event_uuid"]}") |> URI.decode()}#comment-#{@activity.subject_params["comment_reply_to_uuid"]}-#{@activity.subject_params["comment_uuid"]}" %><% else %><%= dgettext("activity", "%{profile} has posted a new comment under your event %{event}.", 
%{
    profile: Mobilizon.Actors.Actor.display_name_and_username(@activity.author),
    event: @activity.subject_params["event_title"]
}
) %>
<%= "#{url(~p"/events/#{@activity.subject_params["event_uuid"]}") |> URI.decode()}#comment-#{@activity.subject_params["comment_uuid"]}"%><% end %><% end %>