adds links to read more and less for answer description

app/assets/stylesheets/participation.scss

@@ -1583,6 +1583,15 @@
     margin-bottom: $line-height;
     padding-bottom: $line-height;
   }
+
+  .answer-description {
+    height: 100%;
+
+    &.short {
+      height: $line-height * 12;
+      overflow: hidden;
+    }
+  }
 }
 
 .orbit-bullets button {

app/views/polls/show.html.erb

@@ -83,7 +83,20 @@
 
           <% if answer.description.present? %>
             <div class="margin-top">
-              <%= safe_html_with_links simple_format(answer.description) %>
+              <div id="answer_description_<%= answer.id %>" class="answer-description short" data-toggler="short">
+                <%= safe_html_with_links simple_format(answer.description) %>
+              </div>
+              <a id="read_more_<%= answer.id %>"
+                 data-toggle="answer_description_<%= answer.id %> read_more_<%= answer.id %> read_less_<%= answer.id %>"
+                 data-toggler="hide">
+                <%= t("polls.show.read_more", answer: answer.title) %>
+              </a>
+              <a id="read_less_<%= answer.id %>"
+                 data-toggle="answer_description_<%= answer.id %> read_more_<%= answer.id %> read_less_<%= answer.id %>"
+                 data-toggler="hide"
+                 class="hide">
+                <%= t("polls.show.read_less", answer: answer.title) %>
+              </a>
             </div>
           <% end %>
 

config/locales/en/general.yml

@@ -492,6 +492,8 @@ en:
       more_info_title: "More information"
       documents: Documents
       zoom_plus: Expand image
+      read_more: "Read more about %{answer}"
+      read_less: "Read less about %{answer}"
   poll_questions:
     create_question: "Create question"
     default_valid_answers: "Yes, No"

config/locales/es/general.yml

@@ -492,6 +492,8 @@ es:
       more_info_title: "Más información"
       documents: Documentación
       zoom_plus: Ampliar imagen
+      read_more: "Leer más sobre %{answer}"
+      read_less: "Leer menos sobre %{answer}"
   poll_questions:
     create_question: "Crear pregunta para votación"
     default_valid_answers: "Sí, No"