first commit

JesusChrist/app.py

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+import os
+import sqlite3
+import random
+import string
+from datetime import datetime
+from flask import Flask, render_template, request, redirect, url_for, g, flash, jsonify
+
+app = Flask(__name__)
+app.secret_key = 'admin-secret-key-2026'
+
+# 连接主应用的数据库
+DATABASE = os.path.join(os.path.dirname(os.path.abspath(__file__)), '..', 'instance', 'database.db')
+
+def get_db():
+    db = getattr(g, '_database', None)
+    if db is None:
+        db = g._database = sqlite3.connect(DATABASE)
+        db.row_factory = sqlite3.Row
+    return db
+
+@app.teardown_appcontext
+def close_connection(exception):
+    db = getattr(g, '_database', None)
+    if db is not None:
+        db.close()
+
+def init_db():
+    """确保 system_notification 和 invite_code 表存在"""
+    with app.app_context():
+        db = get_db()
+        db.executescript('''
+            CREATE TABLE IF NOT EXISTS system_notification (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                title TEXT NOT NULL,
+                content TEXT NOT NULL,
+                author_id INTEGER NOT NULL,
+                pinned INTEGER DEFAULT 0,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+            );
+            CREATE TABLE IF NOT EXISTS invite_code (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                code TEXT UNIQUE NOT NULL,
+                user_id INTEGER NOT NULL,
+                application_id INTEGER NOT NULL,
+                used INTEGER DEFAULT 0,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                used_at TIMESTAMP
+            );
+        ''')
+        db.commit()
+
+# PLACEHOLDER_ROUTES
+
+def generate_invite_code():
+    return 'TC-' + ''.join(random.choices(string.ascii_uppercase + string.digits, k=8))
+
+def add_notification(db, user_id, ntype, content, from_user='', post_id=0):
+    db.execute('INSERT INTO notification (user_id, type, content, from_user, post_id, read) VALUES (?,?,?,?,?,0)',
+               (user_id, ntype, content, from_user, post_id))
+
+# ========== 后台首页 ==========
+@app.route('/admin')
+def dashboard():
+    db = get_db()
+    stats = {
+        'users': db.execute('SELECT COUNT(*) as c FROM user').fetchone()['c'],
+        'contests': db.execute('SELECT COUNT(*) as c FROM contest').fetchone()['c'],
+        'exams': db.execute('SELECT COUNT(*) as c FROM exam').fetchone()['c'],
+        'posts': db.execute('SELECT COUNT(*) as c FROM post').fetchone()['c'],
+        'pending_teacher': db.execute("SELECT COUNT(*) as c FROM teacher_application WHERE status='pending'").fetchone()['c'],
+        'pending_contest': db.execute("SELECT COUNT(*) as c FROM contest_application WHERE status='pending'").fetchone()['c'],
+    }
+    return render_template('dashboard.html', stats=stats)
+
+# ========== 杯赛管理 ==========
+@app.route('/admin/competitions')
+def competitions():
+    db = get_db()
+    contests = db.execute('SELECT * FROM contest ORDER BY created_at DESC').fetchall()
+    return render_template('competitions.html', competitions=contests)
+
+@app.route('/admin/competitions/stop/<int:id>', methods=['POST'])
+def stop_competition(id):
+    db = get_db()
+    db.execute("UPDATE contest SET status = 'ended' WHERE id = ?", (id,))
+    db.commit()
+    return redirect(url_for('competitions'))
+
+@app.route('/admin/competitions/activate/<int:id>', methods=['POST'])
+def activate_competition(id):
+    db = get_db()
+    db.execute("UPDATE contest SET status = 'upcoming' WHERE id = ?", (id,))
+    db.commit()
+    return redirect(url_for('competitions'))
+
+# ========== 杯赛申请 ==========
+@app.route('/admin/competition_apps')
+def competition_apps():
+    db = get_db()
+    apps = db.execute('''
+        SELECT ca.*, u.name as applicant_name FROM contest_application ca
+        JOIN user u ON ca.user_id = u.id
+        ORDER BY ca.applied_at DESC
+    ''').fetchall()
+    return render_template('competition_apps.html', apps=apps)
+
+@app.route('/admin/competition_apps/approve/<int:id>', methods=['POST'])
+def approve_competition_app(id):
+    db = get_db()
+    ca = db.execute('SELECT * FROM contest_application WHERE id = ?', (id,)).fetchone()
+    if not ca or ca['status'] != 'pending':
+        flash('该申请已处理', 'error')
+        return redirect(url_for('competition_apps'))
+    # 创建杯赛
+    db.execute('INSERT INTO contest (name, organizer, description, start_date, end_date, status, participants, created_by) VALUES (?,?,?,?,?,?,?,?)',
+               (ca['name'], ca['organizer'], ca['description'], '待定', '待定', 'upcoming', 0, ca['user_id']))
+    contest_id = db.execute('SELECT last_insert_rowid()').fetchone()[0]
+    # 创建成员关系（owner）
+    db.execute('INSERT INTO contest_membership (user_id, contest_id, role) VALUES (?,?,?)', (ca['user_id'], contest_id, 'owner'))
+    # 创建杯赛讨论群
+    db.execute('INSERT INTO chat_room (type, name, creator_id, contest_id) VALUES (?,?,?,?)',
+               ('contest', ca['name'] + ' 讨论群', ca['user_id'], contest_id))
+    room_id = db.execute('SELECT last_insert_rowid()').fetchone()[0]
+    db.execute('INSERT INTO chat_room_member (room_id, user_id, role) VALUES (?,?,?)', (room_id, ca['user_id'], 'admin'))
+    # 更新申请状态
+    db.execute("UPDATE contest_application SET status = 'approved', reviewed_at = ? WHERE id = ?", (datetime.utcnow(), id))
+    add_notification(db, ca['user_id'], 'contest_result', f'您申请举办的杯赛「{ca["name"]}」已通过审核！', from_user='系统')
+    db.commit()
+    flash('申请已批准，杯赛已创建', 'success')
+    return redirect(url_for('competition_apps'))
+
+@app.route('/admin/competition_apps/reject/<int:id>', methods=['POST'])
+def reject_competition_app(id):
+    db = get_db()
+    ca = db.execute('SELECT * FROM contest_application WHERE id = ?', (id,)).fetchone()
+    if not ca or ca['status'] != 'pending':
+        flash('该申请已处理', 'error')
+        return redirect(url_for('competition_apps'))
+    db.execute("UPDATE contest_application SET status = 'rejected', reviewed_at = ? WHERE id = ?", (datetime.utcnow(), id))
+    add_notification(db, ca['user_id'], 'contest_result', f'您申请举办的杯赛「{ca["name"]}」未通过审核。', from_user='系统')
+    db.commit()
+    flash('申请已拒绝', 'success')
+    return redirect(url_for('competition_apps'))
+
+# PLACEHOLDER_TEACHER_ROUTES
+
+# ========== 教师申请（邀请码流程） ==========
+@app.route('/admin/teacher_apps')
+def teacher_apps():
+    db = get_db()
+    apps = db.execute('''
+        SELECT ta.*, u.name as username, c.name as contest_name
+        FROM teacher_application ta
+        JOIN user u ON ta.user_id = u.id
+        JOIN contest c ON ta.contest_id = c.id
+        ORDER BY ta.applied_at DESC
+    ''').fetchall()
+    return render_template('teacher_apps.html', apps=apps)
+
+@app.route('/admin/teacher_apps/approve/<int:id>', methods=['POST'])
+def approve_teacher_app(id):
+    db = get_db()
+    ta = db.execute('SELECT * FROM teacher_application WHERE id = ?', (id,)).fetchone()
+    if not ta or ta['status'] != 'pending':
+        flash('该申请已处理', 'error')
+        return redirect(url_for('teacher_apps'))
+    # 检查是否已是杯赛成员
+    existing = db.execute('SELECT id FROM contest_membership WHERE user_id = ? AND contest_id = ?',
+                          (ta['user_id'], ta['contest_id'])).fetchone()
+    if existing:
+        db.execute("UPDATE teacher_application SET status = 'rejected', reviewed_at = ? WHERE id = ?", (datetime.utcnow(), id))
+        db.commit()
+        flash('用户已是杯赛成员，申请已拒绝', 'error')
+        return redirect(url_for('teacher_apps'))
+    # 生成邀请码
+    code = generate_invite_code()
+    while db.execute('SELECT id FROM invite_code WHERE code = ?', (code,)).fetchone():
+        code = generate_invite_code()
+    db.execute('INSERT INTO invite_code (code, user_id, application_id) VALUES (?,?,?)', (code, ta['user_id'], ta['id']))
+    db.execute("UPDATE teacher_application SET status = 'approved', reviewed_at = ? WHERE id = ?", (datetime.utcnow(), id))
+    # 获取杯赛名称
+    contest = db.execute('SELECT name FROM contest WHERE id = ?', (ta['contest_id'],)).fetchone()
+    contest_name = contest['name'] if contest else ''
+    # 查找或创建私聊室，发送邀请码消息
+    admin_id = db.execute("SELECT id FROM user WHERE role = 'admin' LIMIT 1").fetchone()
+    sender_id = admin_id['id'] if admin_id else 1
+    # 查找已有私聊
+    room = db.execute('''
+        SELECT cr.id FROM chat_room cr
+        WHERE cr.type = 'private'
+        AND cr.id IN (SELECT room_id FROM chat_room_member WHERE user_id = ?)
+        AND cr.id IN (SELECT room_id FROM chat_room_member WHERE user_id = ?)
+    ''', (sender_id, ta['user_id'])).fetchone()
+    if room:
+        room_id = room['id']
+    else:
+        db.execute('INSERT INTO chat_room (type, creator_id) VALUES (?,?)', ('private', sender_id))
+        room_id = db.execute('SELECT last_insert_rowid()').fetchone()[0]
+        db.execute('INSERT INTO chat_room_member (room_id, user_id, role) VALUES (?,?,?)', (room_id, sender_id, 'member'))
+        db.execute('INSERT INTO chat_room_member (room_id, user_id, role) VALUES (?,?,?)', (room_id, ta['user_id'], 'member'))
+    # 发送私聊消息
+    msg = f'恭喜！您申请成为杯赛「{contest_name}」老师已通过审核。\n请使用以下邀请码激活您的教师身份：\n\n🎫 邀请码：{code}\n\n请前往「申请成为老师」页面，在邀请码输入框中输入此码完成激活。\n注意：此邀请码仅限您本人使用，且仅限一次。'
+    db.execute('INSERT INTO message (room_id, sender_id, type, content) VALUES (?,?,?,?)', (room_id, sender_id, 'system', msg))
+    add_notification(db, ta['user_id'], 'teacher_result',
+                     f'您申请成为杯赛「{contest_name}」老师已通过审核，请查看私聊消息获取邀请码。', from_user='系统')
+    db.commit()
+    flash(f'申请已批准，邀请码 {code} 已通过私聊发送给老师', 'success')
+    return redirect(url_for('teacher_apps'))
+
+@app.route('/admin/teacher_apps/reject/<int:id>', methods=['POST'])
+def reject_teacher_app(id):
+    db = get_db()
+    ta = db.execute('SELECT * FROM teacher_application WHERE id = ?', (id,)).fetchone()
+    if not ta or ta['status'] != 'pending':
+        flash('该申请已处理', 'error')
+        return redirect(url_for('teacher_apps'))
+    db.execute("UPDATE teacher_application SET status = 'rejected', reviewed_at = ? WHERE id = ?", (datetime.utcnow(), id))
+    contest = db.execute('SELECT name FROM contest WHERE id = ?', (ta['contest_id'],)).fetchone()
+    contest_name = contest['name'] if contest else ''
+    add_notification(db, ta['user_id'], 'teacher_result',
+                     f'您申请成为杯赛「{contest_name}」老师未通过审核。', from_user='系统')
+    db.commit()
+    flash('申请已拒绝', 'success')
+    return redirect(url_for('teacher_apps'))
+
+# PLACEHOLDER_REMAINING_ROUTES
+
+# ========== 考试管理 ==========
+@app.route('/admin/exams')
+def exams():
+    db = get_db()
+    exams = db.execute('''
+        SELECT e.*, c.name as contest_name, u.name as creator_name
+        FROM exam e
+        LEFT JOIN contest c ON e.contest_id = c.id
+        LEFT JOIN user u ON e.creator_id = u.id
+        ORDER BY e.created_at DESC
+    ''').fetchall()
+    return render_template('exams.html', exams=exams)
+
+@app.route('/admin/exams/stop/<int:id>', methods=['POST'])
+def stop_exam(id):
+    db = get_db()
+    db.execute("UPDATE exam SET status = 'closed' WHERE id = ?", (id,))
+    db.commit()
+    flash('考试已停止', 'success')
+    return redirect(url_for('exams'))
+
+@app.route('/admin/exams/activate/<int:id>', methods=['POST'])
+def activate_exam(id):
+    db = get_db()
+    db.execute("UPDATE exam SET status = 'available' WHERE id = ?", (id,))
+    db.commit()
+    flash('考试已恢复', 'success')
+    return redirect(url_for('exams'))
+
+# ========== 用户管理 ==========
+@app.route('/admin/users')
+def users():
+    db = get_db()
+    all_users = db.execute('SELECT * FROM user ORDER BY created_at DESC').fetchall()
+    return render_template('users.html', users=all_users)
+
+@app.route('/admin/users/toggle_ban/<int:id>', methods=['POST'])
+def toggle_ban_user(id):
+    db = get_db()
+    cur = db.execute('SELECT is_banned FROM user WHERE id = ?', (id,)).fetchone()
+    new_val = 0 if cur['is_banned'] else 1
+    db.execute('UPDATE user SET is_banned = ? WHERE id = ?', (new_val, id))
+    db.commit()
+    flash('用户状态已更新', 'success')
+    return redirect(url_for('users'))
+
+@app.route('/admin/users/set_role/<int:id>', methods=['POST'])
+def set_user_role(id):
+    role = request.form.get('role', 'student')
+    db = get_db()
+    db.execute('UPDATE user SET role = ? WHERE id = ?', (role, id))
+    db.commit()
+    flash('角色已更新', 'success')
+    return redirect(url_for('users'))
+
+# ========== 帖子管理 ==========
+@app.route('/admin/posts')
+def posts():
+    db = get_db()
+    all_posts = db.execute('''
+        SELECT p.*, u.name as author_name FROM post p
+        LEFT JOIN user u ON p.author_id = u.id
+        ORDER BY p.created_at DESC
+    ''').fetchall()
+    return render_template('posts.html', posts=all_posts)
+
+@app.route('/admin/posts/delete/<int:id>', methods=['POST'])
+def delete_post(id):
+    db = get_db()
+    db.execute('DELETE FROM post WHERE id = ?', (id,))
+    db.commit()
+    flash('帖子已删除', 'success')
+    return redirect(url_for('posts'))
+
+@app.route('/admin/posts/toggle_pin/<int:id>', methods=['POST'])
+def toggle_pin_post(id):
+    db = get_db()
+    cur = db.execute('SELECT pinned FROM post WHERE id = ?', (id,)).fetchone()
+    new_val = 0 if cur['pinned'] else 1
+    db.execute('UPDATE post SET pinned = ? WHERE id = ?', (new_val, id))
+    db.commit()
+    flash('帖子置顶状态已更新', 'success')
+    return redirect(url_for('posts'))
+
+# PLACEHOLDER_NOTIFICATION_ROUTES
+
+# ========== 公告管理 ==========
+@app.route('/admin/notifications')
+def notifications():
+    db = get_db()
+    anns = db.execute('''
+        SELECT sn.*, u.name as author_name FROM system_notification sn
+        LEFT JOIN user u ON sn.author_id = u.id
+        ORDER BY sn.pinned DESC, sn.created_at DESC
+    ''').fetchall()
+    return render_template('notifications.html', announcements=anns)
+
+@app.route('/admin/notifications/create', methods=['POST'])
+def create_notification():
+    title = request.form.get('title', '').strip()
+    content = request.form.get('content', '').strip()
+    pinned = 1 if request.form.get('pinned') else 0
+    if not title or not content:
+        flash('标题和内容不能为空', 'error')
+        return redirect(url_for('notifications'))
+    db = get_db()
+    admin = db.execute("SELECT id FROM user WHERE role = 'admin' LIMIT 1").fetchone()
+    author_id = admin['id'] if admin else 1
+    now = datetime.utcnow()
+    db.execute('INSERT INTO system_notification (title, content, author_id, pinned, created_at, updated_at) VALUES (?,?,?,?,?,?)',
+               (title, content, author_id, pinned, now, now))
+    db.commit()
+    flash('公告已发布', 'success')
+    return redirect(url_for('notifications'))
+
+@app.route('/admin/notifications/edit/<int:id>', methods=['POST'])
+def edit_notification(id):
+    title = request.form.get('title', '').strip()
+    content = request.form.get('content', '').strip()
+    pinned = 1 if request.form.get('pinned') else 0
+    if not title or not content:
+        flash('标题和内容不能为空', 'error')
+        return redirect(url_for('notifications'))
+    db = get_db()
+    db.execute('UPDATE system_notification SET title=?, content=?, pinned=?, updated_at=? WHERE id=?',
+               (title, content, pinned, datetime.utcnow(), id))
+    db.commit()
+    flash('公告已更新', 'success')
+    return redirect(url_for('notifications'))
+
+@app.route('/admin/notifications/delete/<int:id>', methods=['POST'])
+def delete_notification(id):
+    db = get_db()
+    db.execute('DELETE FROM system_notification WHERE id = ?', (id,))
+    db.commit()
+    flash('公告已删除', 'success')
+    return redirect(url_for('notifications'))
+
+if __name__ == '__main__':
+    init_db()
+    app.run(debug=True, port=5001)

JesusChrist/templates/base.html

@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>后台管理 - {% block title %}{% endblock %}</title>
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <style>
+        .sidebar { min-height: calc(100vh - 56px); }
+        .nav-link.active { background-color: #0d6efd; color: #fff !important; border-radius: 6px; }
+    </style>
+</head>
+<body>
+    <nav class="navbar navbar-expand-lg navbar-dark bg-dark">
+        <div class="container-fluid">
+            <a class="navbar-brand" href="{{ url_for('dashboard') }}">🛡️ 管理后台</a>
+        </div>
+    </nav>
+    <div class="container-fluid">
+        <div class="row">
+            <nav class="col-md-2 bg-light sidebar py-3">
+                <div class="nav flex-column nav-pills">
+                    <a class="nav-link text-dark mb-1" href="{{ url_for('dashboard') }}">📊 仪表盘</a>
+                    <a class="nav-link text-dark mb-1" href="{{ url_for('competitions') }}">🏆 杯赛管理</a>
+                    <a class="nav-link text-dark mb-1" href="{{ url_for('competition_apps') }}">📋 杯赛申请</a>
+                    <a class="nav-link text-dark mb-1" href="{{ url_for('teacher_apps') }}">👨‍🏫 教师申请</a>
+                    <a class="nav-link text-dark mb-1" href="{{ url_for('exams') }}">📝 考试管理</a>
+                    <a class="nav-link text-dark mb-1" href="{{ url_for('users') }}">👥 用户管理</a>
+                    <a class="nav-link text-dark mb-1" href="{{ url_for('posts') }}">💬 帖子管理</a>
+                    <a class="nav-link text-dark mb-1" href="{{ url_for('notifications') }}">📢 公告管理</a>
+                </div>
+            </nav>
+            <main class="col-md-10 py-4">
+                {% with messages = get_flashed_messages(with_categories=true) %}
+                {% if messages %}
+                {% for category, message in messages %}
+                <div class="alert alert-{{ 'danger' if category == 'error' else 'success' }} alert-dismissible fade show" role="alert">
+                    {{ message }}
+                    <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
+                </div>
+                {% endfor %}
+                {% endif %}
+                {% endwith %}
+                {% block content %}{% endblock %}
+            </main>
+        </div>
+    </div>
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+</body>
+</html>

JesusChrist/templates/competition_apps.html

@@ -0,0 +1,50 @@
+{% extends "base.html" %}
+{% block title %}杯赛申请{% endblock %}
+{% block content %}
+<h1>杯赛申请</h1>
+<table class="table table-striped">
+    <thead>
+        <tr>
+            <th>ID</th>
+            <th>比赛名称</th>
+            <th>申请人</th>
+            <th>描述</th>
+            <th>状态</th>
+            <th>申请时间</th>
+            <th>操作</th>
+        </tr>
+    </thead>
+    <tbody>
+        {% for app in apps %}
+        <tr>
+            <td>{{ app.id }}</td>
+            <td>{{ app.name }}</td>
+            <td>{{ app.applicant_name }}</td>
+            <td>{{ app.description }}</td>
+            <td>
+                {% if app.status == 'pending' %}
+                    <span class="badge bg-warning">待处理</span>
+                {% elif app.status == 'approved' %}
+                    <span class="badge bg-success">已批准</span>
+                {% else %}
+                    <span class="badge bg-danger">已驳回</span>
+                {% endif %}
+            </td>
+            <td>{{ app.created_at }}</td>
+            <td>
+                {% if app.status == 'pending' %}
+                <form action="{{ url_for('approve_competition_app', id=app.id) }}" method="post" style="display:inline;">
+                    <button type="submit" class="btn btn-success btn-sm">批准</button>
+                </form>
+                <form action="{{ url_for('reject_competition_app', id=app.id) }}" method="post" style="display:inline;">
+                    <button type="submit" class="btn btn-danger btn-sm">驳回</button>
+                </form>
+                {% else %}
+                <span class="text-muted">已处理</span>
+                {% endif %}
+            </td>
+        </tr>
+        {% endfor %}
+    </tbody>
+</table>
+{% endblock %}

JesusChrist/templates/competitions.html

@@ -0,0 +1,43 @@
+{% extends "base.html" %}
+{% block title %}杯赛管理{% endblock %}
+{% block content %}
+<h1>杯赛管理</h1>
+<table class="table table-striped">
+    <thead>
+        <tr>
+            <th>ID</th>
+            <th>名称</th>
+            <th>描述</th>
+            <th>状态</th>
+            <th>创建时间</th>
+            <th>操作</th>
+        </tr>
+    </thead>
+    <tbody>
+        {% for comp in competitions %}
+        <tr>
+            <td>{{ comp.id }}</td>
+            <td>{{ comp.name }}</td>
+            <td>{{ comp.description }}</td>
+            <td>
+                {% if comp.status == 'active' %}
+                    <span class="badge bg-success">进行中</span>
+                {% else %}
+                    <span class="badge bg-secondary">已停止</span>
+                {% endif %}
+            </td>
+            <td>{{ comp.created_at }}</td>
+            <td>
+                {% if comp.status == 'active' %}
+                <form action="{{ url_for('stop_competition', id=comp.id) }}" method="post" style="display:inline;">
+                    <button type="submit" class="btn btn-warning btn-sm" onclick="return confirm('确定停止该比赛吗？')">停止</button>
+                </form>
+                {% else %}
+                <span class="text-muted">无操作</span>
+                {% endif %}
+            </td>
+        </tr>
+        {% endfor %}
+    </tbody>
+</table>
+{% endblock %}

JesusChrist/templates/dashboard.html

@@ -0,0 +1,61 @@
+{% extends "base.html" %}
+{% block title %}仪表盘{% endblock %}
+{% block content %}
+<h2 class="mb-4">仪表盘</h2>
+<div class="row g-4">
+    <div class="col-md-4">
+        <div class="card border-primary h-100">
+            <div class="card-body text-center">
+                <h1 class="display-4 text-primary">{{ stats.users }}</h1>
+                <p class="text-muted mb-2">注册用户</p>
+                <a href="{{ url_for('users') }}" class="btn btn-outline-primary btn-sm">管理用户</a>
+            </div>
+        </div>
+    </div>
+    <div class="col-md-4">
+        <div class="card border-success h-100">
+            <div class="card-body text-center">
+                <h1 class="display-4 text-success">{{ stats.contests }}</h1>
+                <p class="text-muted mb-2">杯赛总数</p>
+                <a href="{{ url_for('competitions') }}" class="btn btn-outline-success btn-sm">管理杯赛</a>
+            </div>
+        </div>
+    </div>
+    <div class="col-md-4">
+        <div class="card border-info h-100">
+            <div class="card-body text-center">
+                <h1 class="display-4 text-info">{{ stats.exams }}</h1>
+                <p class="text-muted mb-2">考试总数</p>
+                <a href="{{ url_for('exams') }}" class="btn btn-outline-info btn-sm">管理考试</a>
+            </div>
+        </div>
+    </div>
+    <div class="col-md-4">
+        <div class="card border-warning h-100">
+            <div class="card-body text-center">
+                <h1 class="display-4 text-warning">{{ stats.pending_teacher }}</h1>
+                <p class="text-muted mb-2">待审教师申请</p>
+                <a href="{{ url_for('teacher_apps') }}" class="btn btn-outline-warning btn-sm">处理申请</a>
+            </div>
+        </div>
+    </div>
+    <div class="col-md-4">
+        <div class="card border-danger h-100">
+            <div class="card-body text-center">
+                <h1 class="display-4 text-danger">{{ stats.pending_contest }}</h1>
+                <p class="text-muted mb-2">待审杯赛申请</p>
+                <a href="{{ url_for('competition_apps') }}" class="btn btn-outline-danger btn-sm">处理申请</a>
+            </div>
+        </div>
+    </div>
+    <div class="col-md-4">
+        <div class="card border-secondary h-100">
+            <div class="card-body text-center">
+                <h1 class="display-4 text-secondary">{{ stats.posts }}</h1>
+                <p class="text-muted mb-2">论坛帖子</p>
+                <a href="{{ url_for('posts') }}" class="btn btn-outline-secondary btn-sm">管理帖子</a>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}

JesusChrist/templates/exams.html

@@ -0,0 +1,45 @@
+{% extends "base.html" %}
+{% block title %}考试管理{% endblock %}
+{% block content %}
+<h1>考试管理</h1>
+<table class="table table-striped">
+    <thead>
+        <tr>
+            <th>ID</th>
+            <th>名称</th>
+            <th>科目</th>
+            <th>考试日期</th>
+            <th>状态</th>
+            <th>创建时间</th>
+            <th>操作</th>
+        </tr>
+    </thead>
+    <tbody>
+        {% for exam in exams %}
+        <tr>
+            <td>{{ exam.id }}</td>
+            <td>{{ exam.name }}</td>
+            <td>{{ exam.subject }}</td>
+            <td>{{ exam.exam_date }}</td>
+            <td>
+                {% if exam.status == 'active' %}
+                    <span class="badge bg-success">进行中</span>
+                {% else %}
+                    <span class="badge bg-secondary">已停止</span>
+                {% endif %}
+            </td>
+            <td>{{ exam.created_at }}</td>
+            <td>
+                {% if exam.status == 'active' %}
+                <form action="{{ url_for('stop_exam', id=exam.id) }}" method="post" style="display:inline;">
+                    <button type="submit" class="btn btn-warning btn-sm" onclick="return confirm('确定停止该考试吗？')">停止</button>
+                </form>
+                {% else %}
+                <span class="text-muted">无操作</span>
+                {% endif %}
+            </td>
+        </tr>
+        {% endfor %}
+    </tbody>
+</table>
+{% endblock %}

JesusChrist/templates/posts.html

@@ -0,0 +1,45 @@
+{% extends "base.html" %}
+{% block title %}帖子管理{% endblock %}
+{% block content %}
+<h1>帖子管理</h1>
+<table class="table table-striped">
+    <thead>
+        <tr>
+            <th>ID</th>
+            <th>标题</th>
+            <th>内容</th>
+            <th>作者</th>
+            <th>封禁状态</th>
+            <th>发布时间</th>
+            <th>操作</th>
+        </tr>
+    </thead>
+    <tbody>
+        {% for post in posts %}
+        <tr>
+            <td>{{ post.id }}</td>
+            <td>{{ post.title }}</td>
+            <td>{{ post.content[:50] }}{% if post.content|length > 50 %}...{% endif %}</td>
+            <td>{{ post.username }}</td>
+            <td>
+                {% if post.banned == 0 %}
+                    <span class="badge bg-success">正常</span>
+                {% else %}
+                    <span class="badge bg-danger">已封禁</span>
+                {% endif %}
+            </td>
+            <td>{{ post.created_at }}</td>
+            <td>
+                <form action="{{ url_for('toggle_ban_post', id=post.id) }}" method="post" style="display:inline;">
+                    {% if post.banned == 0 %}
+                    <button type="submit" class="btn btn-warning btn-sm" onclick="return confirm('确定封禁该帖子？')">封禁</button>
+                    {% else %}
+                    <button type="submit" class="btn btn-success btn-sm" onclick="return confirm('确定解封该帖子？')">解封</button>
+                    {% endif %}
+                </form>
+            </td>
+        </tr>
+        {% endfor %}
+    </tbody>
+</table>
+{% endblock %}

JesusChrist/templates/teacher_apps.html

@@ -0,0 +1,48 @@
+{% extends "base.html" %}
+{% block title %}教师申请{% endblock %}
+{% block content %}
+<h1>教师申请</h1>
+<table class="table table-striped">
+    <thead>
+        <tr>
+            <th>ID</th>
+            <th>申请人</th>
+            <th>理由</th>
+            <th>状态</th>
+            <th>申请时间</th>
+            <th>操作</th>
+        </tr>
+    </thead>
+    <tbody>
+        {% for app in apps %}
+        <tr>
+            <td>{{ app.id }}</td>
+            <td>{{ app.username }}</td>
+            <td>{{ app.reason }}</td>
+            <td>
+                {% if app.status == 'pending' %}
+                    <span class="badge bg-warning">待处理</span>
+                {% elif app.status == 'approved' %}
+                    <span class="badge bg-success">已批准</span>
+                {% else %}
+                    <span class="badge bg-danger">已驳回</span>
+                {% endif %}
+            </td>
+            <td>{{ app.created_at }}</td>
+            <td>
+                {% if app.status == 'pending' %}
+                <form action="{{ url_for('approve_teacher_app', id=app.id) }}" method="post" style="display:inline;">
+                    <button type="submit" class="btn btn-success btn-sm">批准</button>
+                </form>
+                <form action="{{ url_for('reject_teacher_app', id=app.id) }}" method="post" style="display:inline;">
+                    <button type="submit" class="btn btn-danger btn-sm">驳回</button>
+                </form>
+                {% else %}
+                <span class="text-muted">已处理</span>
+                {% endif %}
+            </td>
+        </tr>
+        {% endfor %}
+    </tbody>
+</table>
+{% endblock %}

JesusChrist/templates/users.html

@@ -0,0 +1,45 @@
+{% extends "base.html" %}
+{% block title %}用户管理{% endblock %}
+{% block content %}
+<h1>用户管理</h1>
+<table class="table table-striped">
+    <thead>
+        <tr>
+            <th>ID</th>
+            <th>用户名</th>
+            <th>邮箱</th>
+            <th>角色</th>
+            <th>封禁状态</th>
+            <th>注册时间</th>
+            <th>操作</th>
+        </tr>
+    </thead>
+    <tbody>
+        {% for user in users %}
+        <tr>
+            <td>{{ user.id }}</td>
+            <td>{{ user.username }}</td>
+            <td>{{ user.email }}</td>
+            <td>{{ user.role }}</td>
+            <td>
+                {% if user.banned == 0 %}
+                    <span class="badge bg-success">正常</span>
+                {% else %}
+                    <span class="badge bg-danger">已封禁</span>
+                {% endif %}
+            </td>
+            <td>{{ user.created_at }}</td>
+            <td>
+                <form action="{{ url_for('toggle_ban_user', id=user.id) }}" method="post" style="display:inline;">
+                    {% if user.banned == 0 %}
+                    <button type="submit" class="btn btn-warning btn-sm" onclick="return confirm('确定封禁该用户？')">封禁</button>
+                    {% else %}
+                    <button type="submit" class="btn btn-success btn-sm" onclick="return confirm('确定解封该用户？')">解封</button>
+                    {% endif %}
+                </form>
+            </td>
+        </tr>
+        {% endfor %}
+    </tbody>
+</table>
+{% endblock %}