ny-exam-platform/draw.php

<?php
/**
 * NY 问卷考试系统数据平台 - 随机抽取
 * 从名单 / 已提交人员中随机抽取（支持按人数加权/均分/自定义比例/不分组、排除名单、历史记录），
 * 导出为卷王白名单（两列：姓名 / 登陆账号）
 */
declare(strict_types=1);
require __DIR__ . '/bootstrap.php';

if (!ny_is_auth()) {
    header('Location: login.php');
    exit;
}

$rosterCount = Roster::count();
?>
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>随机抽取 · <?= htmlspecialchars(NY_APP_NAME) ?></title>
<link rel="stylesheet" href="assets/style.css">
</head>
<body>

<header class="topbar">
  <div class="brand">
    <h1 class="brand-title">NY问卷考试系统数据平台</h1>
  </div>
  <div class="top-right">
    <a class="btn" href="index.php#roster" title="前往主系统管理学号名单">名单管理 <b id="rosterBadge"><?= (int)$rosterCount ?></b></a>
    <button class="btn" id="btnClearLog" title="清空全部历史记录（重置结果不影响历史记录）">清空历史</button>
    <a class="btn" href="index.php">← 返回主系统</a>
    <a class="btn" href="logout.php" title="退出登录">退出</a>
  </div>
</header>

<main class="wrap">

  <section class="toolbar">
    <div class="field">
      <label>抽取来源</label>
      <select id="sourceSel">
        <option value="roster">学号名单（全部）</option>
        <option value="project">某试卷已提交人员</option>
      </select>
    </div>
    <div class="field grow hidden" id="projectField">
      <label>问卷 / 考试</label>
      <select id="projectSel"><option value="">加载中…</option></select>
    </div>
    <div class="field">
      <label>班级</label>
      <select id="clsSel"><option value="">全部班级</option></select>
    </div>
    <div class="field">
      <label>组别</label>
      <select id="grpSel"><option value="">全部组别</option></select>
    </div>
    <div class="field">
      <label>抽取人数</label>
      <div class="inline">
        <input type="number" id="numInput" min="1" step="1" value="1">
        <button class="btn sm" data-num="1">1</button>
        <button class="btn sm" data-num="5">5</button>
        <button class="btn sm" data-num="10">10</button>
        <button class="btn sm" data-num="all">全部</button>
      </div>
    </div>
    <div class="field btns">
      <label class="chk" title="决定有分组时如何分配名额"><span style="color:var(--text-2);font-size:12px">分组比例</span>
        <select id="balanceMode" style="height:30px;border-radius:8px;border:1px solid var(--border);padding:0 8px;background:#fff;margin-left:4px">
          <option value="weight">按人数加权（默认）</option>
          <option value="even">各组均分（5:5）</option>
          <option value="custom">自定义比例</option>
          <option value="off">不分组（整池随机）</option>
        </select>
      </label>
      <label class="chk" title="再次抽取时不与本次会话已抽中的人重复；「重置结果」后清零"><input type="checkbox" id="excludePicked" checked> 排除已抽中</label>
      <button class="btn" id="btnExclude" title="勾选不参与抽取的人">🚫 排除管理</button>
      <button class="btn btn-primary" id="btnDraw">🎲 开始抽取</button>
      <button class="btn" id="btnReset" title="清空本次结果与累计已抽取（历史记录保留）">重置结果</button>
    </div>
    <div class="field full hidden" id="ratioBox" style="grid-column:1/-1"></div>
  </section>

  <section class="cards" id="statCards">
    <div class="card accent-blue"><span>候选人数</span><b id="dPool">-</b></div>
    <div class="card accent-green"><span>本次抽取</span><b id="dPicked">-</b></div>
    <div class="card warn accent-orange"><span>累计已抽取</span><b id="dHistory">-</b></div>
    <div class="card accent-red"><span>已排除</span><b id="dExcluded">-</b></div>
    <div class="card accent-gray"><span>抽取来源</span><b id="dSource">学号名单</b></div>
  </section>

  <section class="panel">
    <div class="panel-head">
      <h2>抽取结果 <small id="drawHint"></small></h2>
      <div class="actions">
        <button class="btn" id="btnLog" title="查看历史抽取批次（重置结果后仍保留）">📜 历史 <b id="logBadge">0</b></button>
        <button class="btn" id="btnCopy" title="复制姓名 / 登陆账号到剪贴板（可直接粘贴到微信 / Excel）">📋 复制名单</button>
        <button class="btn" id="btnDlImport" title="导出为「白名单导入模板.xlsx」">⬇ 白名单导入模板</button>
        <button class="btn btn-primary" id="btnDlList" title="导出为「白名单列表.xlsx」">⬇ 白名单列表</button>
      </div>
    </div>

    <div class="draw-stage" id="drawStage">点击「🎲 开始抽取」</div>

    <div class="table-scroll">
      <table class="grid">
        <thead>
          <tr>
            <th style="width:8%">序号</th>
            <th style="width:22%">学号</th>
            <th style="width:18%">姓名</th>
            <th style="width:24%">班级</th>
            <th style="width:18%">组别</th>
            <th style="width:10%">操作</th>
          </tr>
        </thead>
        <tbody id="drawBody"><tr><td colspan="6" class="empty">尚未抽取</td></tr></tbody>
      </table>
    </div>
    <p class="hint">抽取结果表不显示登陆账号；「⬇ 白名单导入模板」「⬇ 白名单列表」与「📋 复制名单」均导出两列「<b>姓名</b> / <b>登陆账号</b>」，登陆账号取名单中导入的「登陆账号」列。<b>若名单未填登陆账号，导出时会自动回退用学号</b>，请先到主系统「名单管理」补全，否则学生无法登录考试。</p>
  </section>
</main>

<!-- ================= 排除管理 ================= -->
<div class="modal" id="exclModal">
  <div class="modal-box wide">
    <div class="modal-head"><h3>抽取排除管理</h3><button class="x" data-close>&times;</button></div>
    <div class="modal-body">
      <div class="roster-bar">
        <input type="text" id="exclSearch" placeholder="搜索学号 / 姓名 / 班级">
        <span class="spacer"></span>
        <span class="hint" id="exclCount">已排除 0 人</span>
        <button class="btn sm danger" id="btnClearExcl">清空排除</button>
      </div>
      <div class="table-scroll mid">
        <table class="grid compact">
          <thead><tr><th style="width:10%;text-align:center">排除</th><th style="width:24%">学号</th><th style="width:22%">姓名</th><th style="width:26%">班级</th><th style="width:18%">组别</th></tr></thead>
          <tbody id="exclBody"><tr><td colspan="5" class="empty">加载中…</td></tr></tbody>
        </table>
      </div>
      <p class="hint">勾选后这些人不再参与抽取（勾选即时生效）；仅影响随机抽取，不影响其他功能。</p>
    </div>
    <div class="modal-foot"><span class="spacer"></span><button class="btn btn-primary" data-close>完成</button></div>
  </div>
</div>

<!-- ================= 历史记录 ================= -->
<div class="modal" id="logModal">
  <div class="modal-box wide">
    <div class="modal-head"><h3>抽取历史记录</h3><button class="x" data-close>&times;</button></div>
    <div class="modal-body">
      <div id="logList" class="log-list"><p class="empty" style="text-align:center;padding:30px 0">暂无历史记录</p></div>
      <p class="hint">每次抽取自动记一笔；「重置结果」不会清除历史记录，可随时恢复某一批次重新下载。</p>
    </div>
    <div class="modal-foot">
      <span class="spacer"></span>
      <button class="btn btn-primary" data-close>关闭</button>
    </div>
  </div>
</div>

<script src="assets/draw.js"></script>
</body>
</html>