display all themes for the events

CHANGELOG.md

@@ -3,6 +3,7 @@
 - Updated dependency to OpenLab
 - Updated i18next to 19.9.3
 - Prevent the worker from crashing if OpenLab is not reachable in dev
+- Allow setting multiple themes for a single event
 - Fix a bug: the notification sent to the project author when a collaborator has confirmed his participation is not sent
 - Fix a bug: the event themes are not kept when editing the event again
 - Fix a security issue: updated underscore to 1.12.1 to fix [CVE-2021-23358](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23358)

app/frontend/templates/events/index.html

@@ -59,7 +59,9 @@
               <h6 class="m-n" ng-if="event.amount">{{ 'app.public.events_list.full_price_' | translate }} {{event.amount | currency}} <span ng-repeat="price in event.prices">/ {{ price.category.name }} {{price.amount | currency}}</span></h6>
 
               <div>
-                <span class="text-black-light text-xs" ng-if="event.event_themes[0]"><i class="fa fa-tags" aria-hidden="true"></i> {{event.event_themes[0].name}}</span>
+                <span class="text-black-light text-xs m-r-xs" ng-repeat="theme in event.event_themes">
+                  <i class="fa fa-tags" aria-hidden="true"></i> {{theme.name}}
+                </span>
                 <span class="text-black-light text-xs" ng-if="event.age_range"><i class="fa fa-users" aria-hidden="true"></i> {{event.age_range.name}}</span>
               </div>
 

app/frontend/templates/events/show.html

@@ -75,7 +75,9 @@
 
         <h5>{{event.category.name}}</h5>
         <dl class="text-sm">
-          <dt ng-if="event.event_themes.length > 0"><i class="fa fa-tags" aria-hidden="true"></i> {{event.event_themes[0].name}}</dt>
+          <dt ng-repeat="theme in event.event_themes">
+            <i class="fa fa-tags" aria-hidden="true"></i> {{theme.name}}
+          </dt>
           <dt ng-if="event.age_range"><i class="fa fa-users" aria-hidden="true"></i> {{event.age_range.name}}</dt>
         </dl>
         <dl class="text-sm">