[27336] Confirm closing the meeting

Avoids losing data when accidentally clicking the button.

app/helpers/meeting_contents_helper.rb

@@ -60,7 +60,8 @@ module MeetingContentsHelper
                                 action: 'close',
                                 meeting_id: meeting },
                               method: :put,
-                              class: 'button icon-context icon-locked'
+                              data: { confirm: I18n.t(:text_meeting_closing_are_you_sure) },
+                              class: 'meetings--close-meeting-button button icon-context icon-locked'
       end
     when 'meeting_minutes'
       content_tag :li, '', class: 'toolbar-item' do

config/locales/en.yml

@@ -85,6 +85,7 @@ en:
   text_duration_in_hours: "Duration in hours"
   text_in_hours: "in hours"
   text_meeting_agenda_for_meeting: 'agenda for the meeting "%{meeting}"'
+  text_meeting_closing_are_you_sure: "Are you sure you want to close the meeting?"
   text_meeting_agenda_open_are_you_sure: "Unsaved content in the minutes will be lost! Continue?"
   text_meeting_minutes_for_meeting: 'minutes for the meeting "%{meeting}"'
   text_review_meeting_agenda: "%{author} has put the %{link} up for review."

features/meeting_close.feature

@@ -66,6 +66,7 @@ Feature: Close and open meeting agendas
        When I am already logged in as "alice"
         And I go to the show page of the meeting called "Bobs Meeting"
         And I follow "Close" within ".meeting_agenda"
+        And I confirm the JS confirm dialog
 
        Then I should be on the show page of the meeting called "Bobs Meeting"
         And the minutes should contain the following text: