封装获取一个作业参与人员方法

app/helpers/courses_helper.rb

@@ -236,4 +236,17 @@ module CoursesHelper
     finall_project_score = finall_issue_score + finall_new_score + finall_file_score + finall_code_submit_score + topic_score
     format("%.2f",finall_project_score)
   end
+
+  #获取指定作业的参与人员
+  #返回结果：张三、李四、王五
+  def homework_user_of_homework homework,is_teacher
+    homework_users = ""
+    homework.users.each do |user|
+      homework_users = homework_users + (is_teacher ? user.realname : user.name)
+      if user != homework.users.last
+        homework_users = homework_users + "、"
+      end
+    end
+    return homework_users
+  end
 end

app/views/bids/_homework_list.html.erb

@@ -72,13 +72,7 @@
                       </td>
                       <td style="vertical-align: top;width: 200px;white-space: nowrap;overflow: hidden;text-overflow: ellipsis;">
                         <strong>合作成员:&nbsp;</strong>
-                          <% homework_users = "" %>
+                          <% homework_users = homework_user_of_homework(homework,is_teacher) %>
-                          <% homework.users.each do |user| %>
-                              <% homework_users = homework_users + (is_teacher ? user.realname : user.name) %>
-                              <% if user != homework.users.last %>
-                                <% homework_users = homework_users + "、" %>
-                              <% end %>
-                          <% end %>
                           <% if homework.users.count == 0 %>
                               无
                           <% else %>