classgroup/admin.html at main · incurable/classgroup · GitHub

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<!DOCTYPE html>
<html lang="zh">
<head>
  <meta charset="UTF-8"/>
  <meta name="viewport" content="width=device-width, initial-scale=1"/>
  <title>教师端 - 分组管理</title>
  <style>
    body{font-family:system-ui,-apple-system,"Noto Sans SC",sans-serif;margin:0;background:#f6f7fb;color:#222;}
    .container{max-width:960px;margin:0 auto;padding:24px;}
    .card{background:#fff;border-radius:12px;padding:20px;box-shadow:0 2px 8px rgba(0,0,0,.08);margin-bottom:16px;}
    h1{font-size:22px;margin:0 0 12px;}
    label{display:block;font-weight:600;margin:12px 0 6px;}
    input,button{padding:10px 12px;border-radius:8px;border:1px solid #d9d9d9;font-size:14px;}
    button{background:#2563eb;color:white;border:none;cursor:pointer;margin-right:8px;}
    .msg{margin-top:12px;padding:10px;border-radius:8px;}
    .ok{background:#ecfdf3;color:#0f5132;border:1px solid #b7f0c2;}
    .err{background:#fef2f2;color:#7f1d1d;border:1px solid #fecaca;}
    table{width:100%;border-collapse:collapse;margin-top:10px;}
    th,td{border-bottom:1px solid #eee;text-align:left;padding:8px;font-size:13px;}
    .groups{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;}
    .group{border:1px solid #eee;border-radius:8px;padding:10px;background:#fafafa;}
  </style>
</head>
<body>
<div class="container">
  <div class="card">
    <h1>教师端 - 分组管理</h1>
    <label>管理员邮箱</label>
    <input id="email" type="email" placeholder="请输入邮箱"/>
    <label>管理员密码</label>
    <input id="password" type="password" placeholder="请输入密码"/>
    <button id="loginBtn">登录</button>
    <button id="logoutBtn">退出</button>
    <div id="authMsg"></div>
  </div>

  <div class="card">
    <label>导入学生名单 CSV</label>
    <input id="csvFile" type="file" accept=".csv"/>
    <button id="importBtn">覆盖导入</button>
    <div class="help">CSV 格式：student_id,name</div>
    <div id="msg"></div>
  </div>

  <div class="card">
    <button id="refreshBtn">刷新概览</button>
    <button id="generateBtn">生成分组</button>
    <button id="downloadBtn">下载结果 CSV</button>
    <div id="summary"></div>
  </div>

  <div class="card">
    <h2>学生名单</h2>
    <table id="rosterTable"></table>
  </div>

  <div class="card">
    <h2>最新分组结果</h2>
    <div id="groups"></div>
  </div>
</div>

<script src="https://cdn.jsdelivr.net/npm/@supabase/supabase-js@2"></script>
<script>
(() => {
  if (window.__adminAppInitialized) return;
  window.__adminAppInitialized = true;

  // ====== 配置（请替换为你的 Supabase 项目）======
  const SUPABASE_URL = "https://nwkivcfrgvesaedjqver.supabase.co";
  const SUPABASE_ANON_KEY = "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6Im53a2l2Y2ZyZ3Zlc2FlZGpxdmVyIiwicm9sZSI6ImFub24iLCJpYXQiOjE3Njg4OTE5ODMsImV4cCI6MjA4NDQ2Nzk4M30.yR5vOeps3hxmLh0DIsMXxdy6zgYBgKoSkMPy4vM4w1o";
  const FUNCTIONS_BASE = "https://nwkivcfrgvesaedjqver.functions.supabase.co";
  // ============================================

  const sb = window.supabase.createClient(SUPABASE_URL, SUPABASE_ANON_KEY);
  window.sb = sb;

  const authMsg = document.getElementById('authMsg');
  const msg = document.getElementById('msg');
  const summary = document.getElementById('summary');
  const rosterTable = document.getElementById('rosterTable');
  const groupsDiv = document.getElementById('groups');

  function showMsg(el, text, ok=true){
    el.className = 'msg ' + (ok?'ok':'err');
    el.textContent = text;
  }

  async function getAccessToken(){
    const { data } = await sb.auth.getSession();
    return data.session?.access_token || "";
  }

  async function fetchAdmin(url, options = {}){
    const token = await getAccessToken();
    if (!token) throw new Error('请先登录');
    options.headers = Object.assign({}, options.headers || {}, {
      "Authorization": "Bearer " + token,
      "Content-Type": "application/json"
    });
    const res = await fetch(url, options);
    const data = await res.json().catch(()=> ({}));
    if (!res.ok) throw new Error(data.error || '请求失败');
    return data;
  }

  function parseCSV(text){
    const rows = [];
    let i = 0, field = '', row = [], inQuotes = false;
    while (i < text.length) {
      const c = text[i];
      if (c === '"') {
        if (inQuotes && text[i+1] === '"') { field += '"'; i++; }
        else inQuotes = !inQuotes;
      } else if (c === ',' && !inQuotes) {
        row.push(field); field = '';
      } else if ((c === '\n' || c === '\r') && !inQuotes) {
        if (field !== '' || row.length) { row.push(field); rows.push(row); }
        field = ''; row = [];
      } else {
        field += c;
      }
      i++;
    }
    if (field !== '' || row.length) { row.push(field); rows.push(row); }
    return rows;
  }

  async function loadSummary(){
    const data = await fetchAdmin(`${FUNCTIONS_BASE}/admin-summary`);
    summary.textContent = `总人数：${data.totalStudents}，已提交：${data.submittedCount}`;
    rosterTable.innerHTML = `
      <tr><th>学号</th><th>姓名</th><th>是否已提交</th></tr>
      ${data.roster.map(r=>`
        <tr>
          <td>${r.student_id}</td>
          <td>${r.name}</td>
          <td>${r.submitted ? '是' : '否'}</td>
        </tr>
      `).join('')}
    `;
  }

  function renderGroups(groups, score){
    if (!groups || groups.length === 0){
      groupsDiv.innerHTML = '<div>暂无分组结果</div>';
      return;
    }
    groupsDiv.innerHTML = `
      <div style="margin-bottom:8px;">得分：${Number(score||0).toFixed(2)}</div>
      <div class="groups">
        ${groups.map(g=>`
          <div class="group">
            <strong>第 ${g.group} 组</strong>
            <ul>
              ${g.members.map(m=>`<li>${m.name} (${m.student_id})</li>`).join('')}
            </ul>
          </div>
        `).join('')}
      </div>
    `;
  }

  async function loadLatest(){
    const data = await fetchAdmin(`${FUNCTIONS_BASE}/admin-latest`);
    renderGroups(data.groups, data.score);
  }

  document.getElementById('loginBtn').onclick = async () => {
    const email = document.getElementById('email').value.trim();
    const password = document.getElementById('password').value.trim();
    try {
      const { error } = await sb.auth.signInWithPassword({ email, password });
      if (error) throw error;
      showMsg(authMsg, '登录成功', true);
      await loadSummary();
      await loadLatest();
    } catch (e) {
      showMsg(authMsg, e.message, false);
    }
  };

  document.getElementById('logoutBtn').onclick = async () => {
    await sb.auth.signOut();
    showMsg(authMsg, '已退出', true);
  };

  document.getElementById('importBtn').onclick = async () => {
    try {
      const file = document.getElementById('csvFile').files[0];
      if (!file) throw new Error('请选择CSV文件');
      const text = await file.text();
      let rows = parseCSV(text);
      if (rows.length === 0) throw new Error('CSV为空');

      const header = rows[0].map(x => x.toLowerCase());
      if (header.includes('student_id') || header.includes('学号')) {
        rows = rows.slice(1);
      }

      const students = rows.map(r => ({
        student_id: String(r[0] || '').trim(),
        name: String(r[1] || '').trim()
      })).filter(s => s.student_id && s.name);

      const data = await fetchAdmin(`${FUNCTIONS_BASE}/admin-import`, {
        method: 'POST',
        body: JSON.stringify({ students })
      });

      showMsg(msg, `导入成功，共 ${data.count} 人`, true);
      await loadSummary();
    } catch (e) {
      showMsg(msg, e.message, false);
    }
  };

  document.getElementById('refreshBtn').onclick = async () => {
    try {
      await loadSummary();
      await loadLatest();
      showMsg(msg, '刷新成功', true);
    } catch (e) {
      showMsg(msg, e.message, false);
    }
  };

  document.getElementById('generateBtn').onclick = async () => {
    try {
      const data = await fetchAdmin(`${FUNCTIONS_BASE}/admin-generate`, { method: 'POST' });
      renderGroups(data.groups, data.score);
      showMsg(msg, '分组生成成功', true);
    } catch (e) {
      showMsg(msg, e.message, false);
    }
  };

  document.getElementById('downloadBtn').onclick = async () => {
    try {
      const token = await getAccessToken();
      if (!token) throw new Error('请先登录');
      const res = await fetch(`${FUNCTIONS_BASE}/admin-export`, {
        headers: { "Authorization": "Bearer " + token }
      });
      if (!res.ok) throw new Error('下载失败');
      const blob = await res.blob();
      const url = URL.createObjectURL(blob);
      const a = document.createElement('a');
      a.href = url;
      a.download = 'groups.csv';
      a.click();
      URL.revokeObjectURL(url);
    } catch (e) {
      showMsg(msg, e.message, false);
    }
  };
})();
</script>
</body>
</html>