Fix UI bugs

comm/server/templates/part_question_status.html

@@ -44,20 +44,22 @@
             <th>Score</th>
         </tr>
         {% for k, v in qdata.answers.items() %}
-        {% if qdata.best_json == k %}
+        {% if (qdata.best_json == k) and (v.answer != "") %}
         <tr class="answer-detail-row submit-answer" data-json="{{k}}" data-qname="{{qname}}">
         {% else %}
         <tr class="answer-detail-row" data-json="{{k}}" data-qname="{{qname}}">
         {% endif %}
             <td>{{v.timestamp}}</td>
             <td>{{v.solver}}</td>
-            <td>{{v.nlcheck}}</td>
+            <td>
+                {% if v.nlcheck == -1 %}
+                Not solved
+                {% else %}
+                {{v.nlcheck}}
+                {% endif %}
+            </td>
         </tr>
         {% endfor %}
     </table>
 </div>
 
-<p>状況：<span id="solving-question-status">{{qdata.status}}</span></p>
-<h4>結果</h4>
-<p>クライアント：<span id="solved-client">{{qdata.answer.client}}</span></p>
-<pre id="solved-result">{{qdata.answer.answer}}</pre>