学生作品列表的tag显示不对

app/views/student_work/index.html.erb

@@ -135,7 +135,11 @@
                 <% else %>
                     <span class="grey_homework_btn_cir ml5">匿评已禁用</span>
                 <% end %>
+                <% if Time.parse(@homework.end_time.to_s).strftime("%Y-%m-%d") >= Time.now.strftime("%Y-%m-%d")%>
                     <span class="green_homework_btn_cir ml5">作品提交中</span>
+                <% elsif Time.parse(@homework.end_time.to_s).strftime("%Y-%m-%d") < Time.now.strftime("%Y-%m-%d") %>
+                    <span class="red_homework_btn_cir ml5">作品补交中</span>
+                <% end %>
             <% elsif @homework.homework_detail_manual.comment_status == 2%>
                 <% if @homework.anonymous_comment == 0%>
                     <span class="green_homework_btn_cir ml5">匿评中</span>