Optimize UI

models/problem.js

@@ -455,6 +455,7 @@ class Problem extends Model {
     if (this.memory_limit <= 0) return 'Invalid memory limit';
     if (this.memory_limit > syzoj.config.limit.memory_limit) return 'Memory limit too large';
 
+    if (this.type === 'traditional') {
       let filenameRE = /^[\w \-\+\.]*$/;
       if (this.file_io_input_name && !filenameRE.test(this.file_io_input_name)) return 'Invalid input file name';
       if (this.file_io_output_name && !filenameRE.test(this.file_io_output_name)) return 'Invalid output file name';
@@ -463,6 +464,7 @@ class Problem extends Model {
         if (!this.file_io_input_name) return 'No input file name';
         if (!this.file_io_output_name) return 'No output file name';
       }
+    }
 
     return null;
   }

modules/problem.js

@@ -494,14 +494,10 @@ app.post('/problem/:id/manage', app.multer.fields([{ name: 'testdata', maxCount:
 
     problem.time_limit = req.body.time_limit;
     problem.memory_limit = req.body.memory_limit;
+    if (req.body.type === 'traditional') {
       problem.file_io = req.body.io_method === 'file-io';
       problem.file_io_input_name = req.body.file_io_input_name;
       problem.file_io_output_name = req.body.file_io_output_name;
-
-    if (req.body.type === 'interaction') {
-      if (!problem.file_io) {
-        throw new ErrorMessage('交互题目必须使用文件 IO。');
-      }
     }
 
     if (problem.type === 'submit-answer' && req.body.type !== 'submit-answer' || problem.type !== 'submit-answer' && req.body.type === 'submit-answer') {

views/problem.ejs

@@ -38,7 +38,9 @@ div[class*=ace_br] {
       <div class="row" style="margin-top: -15px">
           <span class="ui label">内存限制：<%= problem.memory_limit %> MiB</span>
           <span class="ui label">时间限制：<%= problem.time_limit %> ms</span>
-          <% if (problem.file_io) { %>
+          <% if (problem.type === 'interaction') { %>
+            <span class="ui label">题目类型：交互</span>
+          <% } else if (problem.file_io) { %>
             <span class="ui label">输入文件: <%= problem.file_io_input_name %></span>
             <span class="ui label">输出文件: <%= problem.file_io_output_name %></span>
           <% } else { %>
@@ -46,10 +48,12 @@ div[class*=ace_br] {
           <% } %>
       </div>
     <% } %>
+    <% if (problem.type !== 'interaction') { %>
       <div class="row" style="margin-top: -<%= problem.type === 'submit-answer' ? 15 : 23 %>px">
           <span class="ui label">题目类型：<%= { 'submit-answer': '答案提交', 'interaction': '交互', 'traditional': '传统' }[problem.type] %></span>
           <span class="ui label">评测方式：<%= (testcases && !testcases.error) ? (testcases.spj ? 'Special Judge' : '文本比较') : '无测试数据' %></span>
       </div>
+    <% } %>
     <% if (!contest) { %>
         <div class="row" style="margin-top: -23px">
             <span class="ui label">上传者：

views/problem_manage.ejs

@@ -25,6 +25,7 @@
                 <input type="number" name="memory_limit" value="<%= problem.memory_limit %>">
               </div>
             </div>
+            <div id="io-type"<% if (problem.type === 'interaction') { %> style="display: none; "<% } %>>
               <% if (!problem.file_io) { %>
               <div class="inline fields">
                 <label>IO 方式</label>
@@ -79,6 +80,7 @@
               </div>
               <% } %>
             </div>
+          </div>
           <div class="ui <%= problem.type === 'submit-answer' ? 'active ' : '' %>tab" data-tab="submit-answer" style="margin-bottom: 10px; ">
             <b>为了避免系统出错，已有提交的题目不允许在提交答案和非提交答案之间更改。</b><br>
             提交答案题目不需要设置时间限制、空间限制以及 IO 方式。<br>
@@ -126,15 +128,14 @@ $(function () {
     $('input[name=type]').val('traditional');
     if ($('div[data-tab="interaction"]').attr('data-tab', 'traditional').length) $('a[data-tab="traditional"]').click();
 
-    $('#std-io')[0].disabled = false;
+    $('#io-type').show();
   });
 
   $('a[data-tab="interaction"]').click(function () {
     $('input[name=type]').val('interaction');
     if ($('div[data-tab="traditional"]').attr('data-tab', 'interaction').length) $('a[data-tab="interaction"]').click();
 
-    $('#std-io')[0].disabled = true;
+    $('#io-type').hide();
-    $('#file-io').click();
   });
 
   $('a[data-tab="submit-answer"]').click(function () {