评论数为0时不显示“查看所有评论”

app/views/issues/_list.html.erb

@@ -55,9 +55,9 @@
                     <%= l(:label_updated_time_on, format_date(issue.updated_on)).html_safe %>
                     <div class="find-comment-class">
                             <span>
-                              <%= link_to l(:label_find_all_comments), issue_path(issue.id) %>
+                              <%= link_to l(:label_find_all_comments), issue_path(issue.id) if issue.journals.all.count!= 0 %>
                             </span>
-                      <%= l(:label_comments_count, :count => issue.journals.all.count) %>
+                          <%= l(:label_comments_count, :count => issue.journals.all.count) %>
                     </div>
                   </ul>
               <% end -%>