add:教师端新增删除课程，增加并更换footer-brief模板

修复progress Bar和提示美化

Html/.gitattributes

@@ -0,0 +1 @@
+Html/config.ini merge=ours

Html/app_back.py

@@ -1,480 +0,0 @@
-from bootstrap import bootstrap_paths
-bootstrap_paths()
-from functools import wraps
-from flask import Flask, redirect, session, request, jsonify, render_template, send_from_directory, url_for
-from flask_cors import CORS
-from flask_socketio import SocketIO, join_room, emit, Namespace
-import markdown
-import os
-import uuid
-import shutil
-import sys
-import json
-from apps.auth.decorators import require_role
-parent_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
-sys.path.insert(0, parent_dir)
-student_workspace_root_path =  os.path.abspath(os.path.join(os.path.dirname(__file__), '../study'))
-current_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), '.'))
-sys.path.insert(0, current_dir)
-from AlgoriAgent.projects.algoriAgent.agent_manager import AgentManager
-
-
-import configparser
-
-from db.user_list import UserList
-from db.user import User, load_user_from_json, create_user_json
-from db.course_list import CourseList
-from db.course import Course, load_course_from_json
-GLOBAL_CONFIG = configparser.ConfigParser()
-GLOBAL_CONFIG.read('config.ini')
-VSCODE_WEB_URL = GLOBAL_CONFIG['VSCODE_WEB']['url']
-USER_DATA_DIR = GLOBAL_CONFIG['USER_DATA']['dir']
-COURSE_DATA_DIR = GLOBAL_CONFIG['COURSE_DATA']['dir']
-
-app = Flask(__name__)
-socketio = SocketIO(app, cors_allowed_origins="*",ping_timeout=60, ping_interval=5)
-# socketio = SocketIO(app, cors_allowed_origins="http://localhost:9888")  # 设置跨域支持
-import logging
-app.secret_key = 'cakebaker' 
-app.logger.setLevel(logging.DEBUG)
-# 配置 CORS
-CORS(app, resources={r"/*": {"origins": VSCODE_WEB_URL},}, supports_credentials=True)
-
-
-userid_recorder = {} # user_id&path -> session['user_id']
-
-'''
-Backboard 
-'''
-from backboardManager import BackBoardManager, Backboard
-
-backboard_manager = BackBoardManager()
-uuid2username = {}
-username2uuid = {}
-
-
-
-# 定义命名空间：用于和 VSCode 插件交流
-class VSCodeNamespace(Namespace):
-    def on_login(self,data):
-        print("VSCode client connected")
-        print(data)
-        dataconfig = data['config']
-        user_id = dataconfig.get('user_id')
-        path = dataconfig.get('path')
-        course_id = dataconfig.get('course_id')
-        lesson_id = dataconfig.get('chapter_id')
-        print(f"User {user_id} connected with path: {path}")
-        useruuid = username2uuid[user_id]
-        join_room(useruuid, namespace='/vscode')
-        if backboard_manager.get_backboard(useruuid) == None:
-            backboard_manager.add_backboard(useruuid,user_id, course_id, lesson_id, path)
-
-
-    def on_message(self, data):
-        print(f"Received from VSCode client: {data}")
-        dataconfig = data['config']
-        realtime_response(dataconfig, data)
-        # emit('response', {'message': 'Config data received and connection established'})
-    def on_disconnect(self, data):
-        print("VSCode client disconnected")
-        print("Disconnect reason:"+str(data))
-
-
-def realtime_response(config, realtime_action):
-    user_id = config['user_id']
-    folder_path = config['path']
-    useruuid = username2uuid[user_id]
-    bb = backboard_manager.get_backboard(useruuid)
-    assert type(bb) == Backboard
-
-    bb.add_history(realtime_action)
-
-    if realtime_action['type'] == 'workspaceFolders':
-        bb.file_tree = realtime_action['fileTree']
-    
-    if realtime_action['type'] == 'activeFile':
-        file_path = realtime_action['filePath']
-        assert type(file_path) == str
-        with open(f"{file_path}") as f:
-            bb.active_file_content = f.read()
-        
-    if realtime_action['type'] == 'paste':
-        file_path = realtime_action['filePath']
-        assert type(file_path) == str
-        bb.pasted_file_path = file_path
-        bb.pasted_content = realtime_action['content']
-        bb.active_file_path = file_path
-        with open(f"{file_path}") as f:
-            bb.active_file_content = f.read()
-        
-    
-    if realtime_action['type'] == 'fileEdit':
-        file_path = realtime_action['filePath']
-        assert type(file_path) == str
-        bb.active_file_path = file_path
-        with open(f"{file_path}") as f:
-            bb.active_file_content = f.read()
-
-
-
-
-    print("config"+str(config))
-    print("realtime_action"+str(realtime_action))
-    pass
-
-
-'''
-Agent and Chat
-'''
-agent_manager = AgentManager(app = app, socketio = socketio)
-user_threads = {}
-import threading
-from concurrent.futures import ThreadPoolExecutor, as_completed
-
-# 初始化线程池
-executor = ThreadPoolExecutor(max_workers=10)
-class AgentNamespace(Namespace):
-    def on_login(self, data):
-        data = json.loads(data)
-        user = data['username']
-        course_id = data['course_id']
-        chapter_id = data['chapter_id']
-        user_uuid = username2uuid[user]
-        session['user_id'] = user_uuid
-        print(f'User connected with session user_id: {user_uuid}')
-        # 从markdown、markdown_prompts、score_prompts中各读取数据folder.md并进行new_agent
-        with open(f'books/markdown/{course_id}/{chapter_id}.md','r',encoding='UTF-8') as fmd,\
-            open(f'books/markdown_prompts/{course_id}/{chapter_id}.md','r',encoding='UTF-8')as fmdp,\
-            open(f'books/score_prompts/{course_id}/{chapter_id}.md','r',encoding='UTF-8') as fsp:
-            markdown = fmd.read()
-            markdown_prompts = fmdp.read()
-            score_prompts = fsp.read()
-            user_uuid, agent = agent_manager.new_agent(course_id, chapter_id, markdown, markdown_prompts, score_prompts, id=user_uuid, 
-                                                       root_path=f'../../study/{user}/{course_id}/{chapter_id}')
-            print(user_uuid)
-            join_room(user_uuid, namespace='/agent')  # 将该用户加入以user_id为名的room
-        backboard_manager.add_backboard(user_uuid, user, course_id, chapter_id, root_path=f'../../study/{user}/{course_id}/{chapter_id}')
-
-    def on_language(self, language):
-        id = session.get('user_id')
-        agent_manager.change_language(id, language)
-
-    def on_message(self, data):
-        print(f"Message from client: {data}")
-        id = session.get('user_id')
-        if (type(data)==str):
-            data = json.loads(data)
-        print(id)
-        if data['type'] == 'text':
-            res = agent_manager.invoke(id, data['data'], backboard_manager.get_backboard(id).get_info_prompt())
-            print('=*='*20)
-            print(res.content)
-            reply = f"{res.content['speak']}"
-            with app.app_context(): 
-                emit('message',reply, room=id, namespace='/agent')
-                emit('request_function',res.content['function'], room=id, namespace='/agent')
-
-        if data['type'] == 'function':
-            agent_manager.function_call(id, data['data'])
-
-    def on_initiative(self,data):
-        print("User active function call")
-        user_id = session['user_id']
-        if data['name'] == 'sample_judge':
-            agent_manager.sample_judge(user_id, backboard_manager.get_backboard(user_id))
-        if data['name'] == 'judge':
-            agent_manager.judge(user_id, backboard_manager.get_backboard(user_id))
-
-
-
-    def on_disconnect(self,data):
-        print("VSCode client disconnected")
-        print("Disconnect reason:"+str(data))
-
-
-
-'''
-Markdown to HTML
-'''
-# 配置文件路径
-MARKDOWN_DIR = 'books/markdown'   # 存放 markdown 文件的文件夹
-STATIC_DIR = 'static'       # 存放生成的 HTML 和图片资源的文件夹
-IMAGE_DIR = 'image'         # 图片资源相对于 markdown 的位置
-
-
-
-@app.route('/<course_id>-<filename>-markdown', methods=['GET'])
-def convert_md(course_id, filename):
-    md_file_path = os.path.join(MARKDOWN_DIR,course_id, f'{filename}.md')
-    
-    if not os.path.exists(md_file_path):
-        return jsonify({'error': 'Markdown file not found'}), 404
-
-    # 读取 markdown 文件内容
-    with open(md_file_path, 'r', encoding='utf-8') as file:
-        md_content = file.read()
-
-    # 将 markdown 转换为 HTML
-    html_content = markdown.markdown(md_content)
-        # 插入 CSS 样式，限制图片最大宽度为 100%，高度自动调整
-    html_with_styles = f"""
-    <html>
-    <head>
-        <style>
-            img {{
-                max-width: 100%;
-                height: auto;
-            }}
-        </style>
-        <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/github-markdown-css/5.2.0/github-markdown.min.css">
-    </head>
-    <body>
-        {html_content}
-    </body>
-    </html>
-    """
-    # 保存 HTML 文件到 static 文件夹
-    html_output_path = os.path.join(STATIC_DIR, f'{filename}.html')
-    with open(html_output_path, 'w', encoding='utf-8') as html_file:
-        html_file.write(html_with_styles)
-
-    # 处理图片资源，将 image/xxx 文件夹拷贝到 static/image/xxx
-    image_source_dir = os.path.join(MARKDOWN_DIR,course_id, IMAGE_DIR, filename)
-    image_target_dir = os.path.join(STATIC_DIR, IMAGE_DIR, filename)
-    print(f"Copying image resources from {image_source_dir} to {image_target_dir}")
-    if os.path.exists(image_source_dir):
-        # 确保 static/image/xxx 目录存在
-        if not os.path.exists(image_target_dir):
-            os.makedirs(image_target_dir)
-
-        # 拷贝图片资源
-        for image_file in os.listdir(image_source_dir):
-            full_image_file_path = os.path.join(image_source_dir, image_file)
-            if os.path.isfile(full_image_file_path):
-                shutil.copy(full_image_file_path, image_target_dir)
-
-    return jsonify({'html_url': f'/static/{filename}.html'})
-
-# 静态文件（HTML 和图片资源）的访问
-@app.route('/static/<path:filename>')
-def serve_static(filename):
-    return send_from_directory(STATIC_DIR, filename)
-
-
-'''
-Vscode
-'''
-@app.route('/desktop/<user_id>/<course_id>/<chapter_id>')
-def desktop(user_id, course_id, chapter_id):
-    if 'user_id' not in session:
-        # return redirect(url_for('login'))
-        session['user_id'] = 'user_' + str(uuid.uuid4())
-    print("user "+ user_id + "uuid is"+ session['user_id'])
-    username2uuid[user_id] = session['user_id']
-    uuid2username[session['user_id']] = user_id
-    userid_recorder[user_id+'&'+course_id] = session['user_id']
-
-    # 在学习目录下创建一个名为 user_id_path 的文件夹
-    path_dir = os.path.join(student_workspace_root_path, user_id, course_id,chapter_id)
-    os.makedirs(path_dir, exist_ok=True)
-    # 在此文件夹内部创建一个.config文件，并写入 user_id=user_id\n path=path
-    config_path = os.path.join(path_dir, '.config')
-    if GLOBAL_CONFIG['VSCODE_WEB_PATH']['is_wsl']: # 如果是在 WSL 中运行，则将路径转换为 WSL 路径
-        path_dir = path_dir.replace('\\', '/')
-        path_dir = path_dir.replace(GLOBAL_CONFIG['VSCODE_WEB_PATH']['windows_path'] , GLOBAL_CONFIG['VSCODE_WEB_PATH']['wsl_path'])
-    with open(config_path, 'w', encoding='utf-8') as f:
-        tmpd = {'user_id': user_id, 'course_id': course_id, 'chapter_id': chapter_id, 'path': path_dir}
-        json.dump(tmpd, f)
-    print('---------------------')
-    print(config_path)
-    return render_template('desktop.html', vscode_web_url=VSCODE_WEB_URL, user_id=user_id, course_id=course_id, chapter_id=chapter_id, workspace_path=path_dir)
-
-@app.route('/desktop_nouser/<course_id>/<chapter_id>')
-def desktop_nouser(course_id, chapter_id):
-    if 'user_id' not in session:
-        return redirect(url_for('login'))
-    user_id = session['user_id']
-    username = uuid2username[user_id]
-    return redirect(url_for('desktop', user_id=username, course_id=course_id, chapter_id=chapter_id))
-
-@app.route('/vscode_data', methods=['POST'])
-def vscode_data():
-    data = request.json
-    config = data['config']
-    realtime_response(config,data)
-    print(f"Received data from VSCode: {data}")
-    return jsonify({"status": "success", "received": data})
-
-
-
-'''
-Login
-
-'''
-users_list = UserList()
-course_list = CourseList()
-
-
-@app.route('/register')
-def register():
-    return render_template('register.html')
-
-@app.route('/register_teacher')
-def register_teacher():
-    return render_template('register_teacher.html')
-
-@app.route('/register_teacher_post', methods=['POST'])
-def register_teacher_post():
-    data = request.get_json()
-    username = data.get('username')
-    password = data.get('password')
-    if users_list.has_user(username) is not None:
-        users_list.add_user(username, password, teacher=True)
-        create_user_json(username, USER_DATA_DIR)
-        return jsonify({'success': True, 'message': '注册成功'})
-    else: return jsonify({'success': False, 'message': '用户已存在，请更换用户名'})
-
-@app.route('/register_post', methods=['POST'])
-def register_post():
-    data = request.get_json()
-    username = data.get('username')
-    password = data.get('password')
-    if users_list.has_user(username) is not None:
-        users_list.add_user(username, password)
-        create_user_json(username, USER_DATA_DIR)
-        return jsonify({'success': True, 'message': '注册成功'})
-    else: return jsonify({'success': False, 'message': '用户已存在，请更换用户名'})
-
-
-@app.route('/login')
-def login():
-    return render_template('login.html')
-    if 'user_id' not in session:
-        return render_template('login.html')
-    else:
-        return redirect(url_for('/'))
-
-@app.route('/login_post', methods=['POST'])
-def login_post():
-    # 获取请求的 JSON 数据
-    data = request.get_json()
-    
-    username = data.get('username')
-    password = data.get('password')
-
-    pswd = users_list.get_user_pswd(username) 
-    
-    if pswd is None:
-        return jsonify({'success': False, 'message': '用户名或密码错误'})
-    if pswd != password:
-        return jsonify({'success': False, 'message': '用户名或密码错误'})
-    
-    session['user_id'] = 'user_' + str(uuid.uuid4())
-    print("user "+ username + "uuid is"+ session['user_id'])
-    username2uuid[username] = session['user_id']
-    uuid2username[session['user_id']] = username
-    return jsonify({'success': True, 'message': '登录成功'})
-
-@app.route('/login_teacher_post', methods=['POST'])
-def login_teacher_post():
-    data = request.get_json()
-    username = data.get('username')
-    password = data.get('password')
-    pswd = users_list.get_user_pswd(username) 
-    is_teacher = users_list.get_user_is_teacher(username)
-    if is_teacher is None or is_teacher == False:
-        return jsonify({'success': False, 'message': '用户名不存在或非教师账号'})
-    if pswd is None:
-        return jsonify({'success': False, 'message': '用户名或密码错误'})
-    if pswd != password:
-        return jsonify({'success': False, 'message': '用户名或密码错误'})
-    session['user_id'] = 'user_' + str(uuid.uuid4())
-    print("user "+ username + "uuid is"+ session['user_id'])
-    username2uuid[username] = session['user_id']
-    uuid2username[session['user_id']] = username
-    return jsonify({'success': True, 'message': '登录成功'})
-
-@app.route('/teacherboard')
-@require_role(roles="teacher")
-def teacherboard():
-    return render_template('teacherboard.html')
-
-
-@app.route('/logout')
-def logout():
-    session.pop('user_id', None)
-    return redirect(url_for('login'))
-
-@app.route('/get_session')
-def get_session():
-    user_session = session.get('user_id', 'default_session')
-    return jsonify({"session": user_session})
-
-
-'''
-DashBoard
-'''
-user_id2UserClass = {}
-@app.route('/dashboard')
-@require_role
-def dashboard():
-    user_id = session['user_id']
-    username = uuid2username[user_id]
-    if (user_id not in user_id2UserClass):
-        user_id2UserClass[user_id] = load_user_from_json(username, user_data_dir = USER_DATA_DIR)
-    user_course_data = []
-    for course_id in user_id2UserClass[user_id].select_course:
-        course_brief_info = course_list.get_course_brief_info(course_id, load_course_from_json(course_id, course_data_dir = COURSE_DATA_DIR))
-        user_course_data.append(course_brief_info)
-    return render_template('dashboard.html',user_data = user_id2UserClass[user_id].to_json_without_dialog(), user_course_data = json.dumps(user_course_data))
-
-'''
-Course
-'''
-
-@app.route('/course/<course_id>')
-@require_role
-def course(course_id):
-    c = load_course_from_json(course_id, course_data_dir = COURSE_DATA_DIR)
-    return render_template('course.html', course_id=course_id, course_data=c)
-
-@app.route('/select_course', methods=['POST'])
-@require_role
-def select_course():
-    user = user_id2UserClass[session['user_id']]
-    data = request.get_json() 
-    course_id = data.get('course_id')
-    if course_id:
-        user.select_new_course(course_id, load_course_from_json(course_id, COURSE_DATA_DIR))
-        return jsonify({'success': True, 'message': '课程选择成功'})
-
-
-@app.route('/')
-@require_role
-def home_index():
-    selected_courses=[]
-    if ('user_id' in session):
-        if (session['user_id'] not in user_id2UserClass): return redirect(url_for('login'))
-        user = user_id2UserClass[session['user_id']]
-        for course_id in user.select_course:
-            selected_courses.append(course_id)
-    
-    return render_template('index.html', courses_data = course_list, selected_courses =selected_courses)
-
-# 一些app辅助函数，主要提供给Agent与数据库的交互能力
-
-class MyFunction:
-    def save_chapter_memory(self, id, course_id, lesson_id, subchapter_title, mem_list, score, is_rebuttal):
-        print("-=-=-=-=-=-=-=-")
-        print(id, course_id, lesson_id, subchapter_title, mem_list, score, is_rebuttal)
-        username = uuid2username[id]
-        u = load_user_from_json(username, user_data_dir = USER_DATA_DIR)
-        u.save_chapter_memory(course_id, lesson_id, subchapter_title, mem_list, score, is_rebuttal)
-
-app.my_function = MyFunction()
-if __name__ == '__main__':
-    socketio.on_namespace(VSCodeNamespace('/vscode'))
-    socketio.on_namespace(AgentNamespace('/agent'))
-    socketio.run(app, host='0.0.0.0', port=5551, debug=False,allow_unsafe_werkzeug=True)
-

Html/apps/static/css/teacherboard.css

@@ -60,6 +60,7 @@
     border-radius: 8px;
     box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
     cursor: pointer;
+    position: relative; /* 添加相对定位 */
 }
 
 .course-image {
@@ -81,6 +82,27 @@
 .course-description {
     font-size: 14px;
     color: #555;
+    margin-bottom: 10px;
+    display: -webkit-box; /* 使用-webkit-box实现文本截断 */
+    -webkit-line-clamp: 3; /* 限制显示3行 */
+    -webkit-box-orient: vertical; /* 垂直排列 */
+    overflow: hidden; /* 隐藏溢出内容 */
+    text-overflow: ellipsis; /* 用省略号表示截断 */
+}
+
+/* 课程日期信息 */
+.course-date {
+    position: absolute; /* 绝对定位到底部 */
+    bottom: 10px; /* 距离底部10px */
+    left: 0; /* 左对齐 */
+    right: 0; /* 右对齐 */
+    padding: 10px; /* 内边距 */
+    background-color: white; /* 白色背景 */
+    border-radius: 5px; /* 圆角 */
+    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); /* 阴影 */
+    font-size: 12px; /* 字体大小 */
+    color: #666; /* 字体颜色 */
+    line-height: 1.5; /* 行高 */
 }
 
 /* 课程目录弹出框 */
@@ -159,11 +181,14 @@
 /* 浮窗内容 */
 .modal-content {
     background-color: #fff;
-    margin: 15% auto;
+    margin: 10% auto; /* 修改为10%以缩小顶部距离 */
     padding: 20px;
     border-radius: 10px;
-    width: 40%;
-    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
+    width: 80%; /* 修改为80%以适应小屏幕 */
+    max-width: 600px; /* 设置最大宽度 */
+    box-shadow: 0 4px 8px rgba(0, 0, 0, 0 1);
+    overflow-y: auto; /* 添加垂直滚动条 */
+    max-height: 80vh; /* 设置最大高度 */
 }
 
 /* 按钮样式 */
@@ -205,7 +230,34 @@ label {
     margin-top: 20px; /* 上方间距 */
 }
 
+/* 选择课程或新建课程的下拉框 */
+.course-selection-container {
+    margin: 10px 0;
+    font-size: 16px;
+}
 
+#course-selection {
+    width: 100%; /* 占满一行 */
+    padding: 12px; /* 增加内边距 */
+    font-size: 16px; /* 调整字体大小 */
+    margin: 10px 0; /* 上下留间距 */
+    border: 2px solid #ccc; /* 边框 */
+    border-radius: 8px; /* 圆角边框 */
+    background-color: #f9f9f9; /* 背景色 */
+    transition: border 0.3s ease, box-shadow 0.3s ease; /* 添加过渡效果 */
+}
+
+/* 鼠标悬停时下拉框的效果 */
+#course-selection:hover {
+    border-color: #4CAF50; /* 悬停时的边框颜色 */
+    box-shadow: 0 0 10px rgba(76, 175, 80, 0.5); /* 悬停时的阴影效果 */
+}
+
+/* 下拉框选中项的样式 */
+#course-selection option {
+    padding: 10px;
+    font-size: 16px;
+}
 
 /* 添加课程按钮样式 */
 .add-course-button {
@@ -433,6 +485,20 @@ label[for="course-description"] {
     cursor: pointer;
 }
 
+.delete-course-btn {
+    background-color: #e74c3c;
+    color: white;
+    padding: 10px;
+    border-radius: 5px;
+    cursor: pointer;
+    width: 100%;
+    margin-top: 10px;
+}
+
+.delete-course-btn:hover {
+    background-color: #c0392b;
+}
+
 /* 编辑弹窗 */
 .edit-modal {
     display: none;

Html/apps/static/js/teacherboard.js

@@ -292,13 +292,50 @@ function closeAddCourseModal() {
     document.getElementById('add-course-modal').style.display = 'none';
 }
 
+// 显示删除课程确认弹窗
+function showDeleteCourseConfirmation() {
+    if (!material_id) {
+        alert('无法删除课程：未找到课程ID');
+        return;
+    }
+    
+    if (confirm('确定要删除这个课程吗？此操作无法撤销！')) {
+        deleteCourse(material_id);
+    }
+}
+
+// 删除课程
+function deleteCourse(courseId) {
+    fetch(`/materials/${courseId}`, {
+        method: 'DELETE',
+        headers: {
+            'Content-Type': 'application/json'
+        }
+    })
+    .then(response => response.json())
+    .then(data => {
+        if (data.message) {
+            alert(data.message);
+            if (data.success) {
+                // 关闭侧边栏并刷新页面
+                closeCourseDetails();
+                location.reload();
+            }
+        }
+    })
+    .catch(error => {
+        console.error('删除课程时出错:', error);
+        alert('删除课程失败，请稍后再试！');
+    });
+}
+
 function onTeacherboardPageLoad(){
 // 提交表单处理
 document.getElementById('add-course-form').addEventListener('submit', function(event) {
     event.preventDefault();
 
     const courseName = document.getElementById('course-name').value;
-    const courseSelection = document.getElementById('course-selection').value;
+    const courseSelection = document.getElementById('course-selection').value; // 获取选择值
     const coverImage = document.getElementById('cover-preview').src;
     const courseDescription = document.getElementById('course-description').value;
     // 构建发送的数据
@@ -312,7 +349,7 @@ document.getElementById('add-course-form').addEventListener('submit', function(e
     // 如果选择了已有课程，可以通过 courseSelection 传递课程ID（根据需要修改）
     if (courseSelection !== 'new') {
         // 如果是修改已有课程，设置相关的章节信息或其他数据
-        data.chapters = ["Chapter 1", "Chapter 2"]; // 示例章节信息
+        data.chapters = ["Chapter 1", "Chapter 2"];
     }
 
     // 发送 POST 请求到 /create_material

Html/apps/templates/course.html

@@ -46,7 +46,7 @@
             </div>
         </div>
     </div>
-         {% include 'foot.html' %}
+         {% include 'footer-brief.html' %}
 </body>
 <script>
     var course_id = "{{course_id}}";

Html/apps/templates/dashboard.html

@@ -13,7 +13,6 @@
 </head>
 <body>
     {% include 'navbar.html' %}  <!-- 引入navbar.html -->
-    {% include 'learning-path.html' %} <!-- 引入learning-path.html -->
             <section class="search-section">
             <div class="container">
                 <div class="row justify-content-center">
@@ -81,7 +80,7 @@
         </div>
     </div>
 
-     {% include 'foot.html' %}
+     {% include 'footer-brief.html' %}
 
     <script src="/static/js/dashboard.js"></script>
     <script>

Html/apps/templates/footer-brief.html

@@ -0,0 +1,11 @@
+<link rel="stylesheet" href="/static/css/footer.css">
+<footer class="hs-footer">
+  <div class="footer-main">
+
+  <div class="footer-bottom">
+    <div class="footer-bottom-right">
+      <span>© 2025 华实学伴. 保留所有权利</span>
+      <a href="https://beian.miit.gov.cn" target="_blank">沪ICP备2025142149号</a>
+    </div>
+  </div>
+</footer>

Html/apps/templates/index.html

@@ -80,7 +80,7 @@
     </main>
 
 
-  {% include 'foot.html' %}
+  {% include 'footer-brief.html' %}
 </body>
 <script>
     window.appData = {

Html/apps/templates/teacherboard.html

@@ -65,7 +65,7 @@
             </div>
         </ul>
         <button class="add-chapter-btn" onclick="showInputForNewChapter()">新增章节</button>
-        
+        <button class="delete-course-btn" onclick="showDeleteCourseConfirmation()">删除课程</button>
     </div>
 
     <!-- 编辑章节或课时弹窗 -->
@@ -90,9 +90,9 @@
             <div class="cover-image-container">
                 <div id="cover-image" class="cover-image-placeholder">
                     <span class="plus-sign">+</span>
-                    <input type="file" id="cover-image-input" style="display: none;" accept="image/*" />
+                    <input type="file" id="cover-image-input" style="display: none;" accept="image/*" /> 
                 </div>
-                <img id="cover-preview" src="" alt="封面预览" style="display: none;" />
+                <img id="cover-preview" src="" alt="封面预览" style="display: none;" /> 
             </div>
             
             <form id="add-course-form">
@@ -100,8 +100,8 @@
                 <label for="course-selection">从课程创建或新建课程：</label>
                 <select id="course-selection">
                     <option value="new">新建课程</option>
-                    {% for course in courses %}
-                        <option value="{{ course.id }}">{{ course.name }}</option>
+                    {% for course in materials %}
+                        <option value="{{ course._id }}">{{ course.name }}</option>
                     {% endfor %}
                 </select>
                 <br><br>
@@ -121,6 +121,6 @@
     <script src="/static/js/course_current.js"></script>
     <script src="/static/js/teacherboard.js"></script>
     <script src="/static/js/teacher_course_setting.js"></script>
-     {% include 'foot.html' %}
+     {% include 'footer-brief.html' %}
 </body>
 </html>

Html/apps/views/material.py

@@ -1,4 +1,5 @@
 from flask import Blueprint, request, jsonify, current_app, session, render_template, session
+from bson import ObjectId
 from ..services.course_service import create_material, update_material, get_materials_by_teacher, load_material, get_materials_by_teacher_dict, add_material_chapter, add_material_chapter_lesson, delete_material_chapter_lesson, reorder_material_structure, rename_material_structure
 from ..auth.decorators import require_role
 from ..services.cos_service import upload_file
@@ -37,24 +38,60 @@ def create_new_material():
     material_id = create_material(teacher_id, material_name, description, chapters, image_url)
     return jsonify({"message": "教材创建成功", "material_id": material_id}), 201
 
-@bp.route('/materials/<material_id>', methods=['GET'])
+@bp.route('/materials/<material_id>', methods=['GET', 'PUT', 'DELETE'])
 @require_role(roles="teacher")
-def get_material(material_id):
-    if material_id is None:
-        return jsonify({"message": "教材名称不能为空"}), 400
-    material = load_material(material_id)
-    print(material)
-    return jsonify( material.model_dump()), 200
+def handle_material(material_id):
 
-
-@bp.route('/materials/<material_id>', methods=['PUT'])
-@require_role(roles="teacher")
-def update_existing_material(material_id):
-    data = request.get_json()
-    chapters = data.get('chapters')
-    if update_material(material_id, chapters):
-        return jsonify({"message": "教材更新成功"}), 200
-    return jsonify({"message": "教材未找到"}), 404
+    if request.method == 'GET':
+        if material_id is None:
+            return jsonify({"message": "教材名称不能为空"}), 400
+        material = load_material(material_id)
+        print(material)
+        return jsonify(material.model_dump()), 200
+    
+    elif request.method == 'PUT':
+        data = request.get_json()
+        chapters = data.get('chapters')
+        if update_material(material_id, chapters):
+            return jsonify({"message": "教材更新成功"}), 200
+        else:
+            return jsonify({"message": "教材更新失败"}), 500
+    
+    elif request.method == 'DELETE':
+        # 获取当前教师信息
+        teacher_uuid = session.get("user_uuid")
+        teacher_id = current_app.extensions["uuid2username"][teacher_uuid]
+        
+        # 检查材料是否存在，并且是否为当前教师创建
+        mongo = current_app.extensions["mongo"]
+        print(f"尝试删除课程ID: {material_id}, 当前教师ID: {teacher_id}")
+        try:
+            material = mongo.db.materials.find_one({'_id': ObjectId(material_id)})
+            print(f"找到的材料: {material}")
+            
+            if not material:
+                return jsonify({"message": "课程不存在", "success": False}), 404
+            
+            # 验证是否为当前教师创建的课程
+            if material.get('teacher_id') != teacher_id:
+                return jsonify({"message": "权限不足，无法删除他人课程", "success": False}), 403
+                
+        except Exception as e:
+            print(f"查询材料时出错: {e}")
+            return jsonify({"message": f"查询课程时出错: {str(e)}", "success": False}), 500
+        
+        # 执行删除操作
+        try:
+            result = mongo.db.materials.delete_one({'_id': ObjectId(material_id), 'teacher_id': teacher_id})
+            print(f"删除操作结果: {result.deleted_count}")
+        except Exception as e:
+            print(f"删除材料时出错: {e}")
+            return jsonify({"message": f"删除课程时出错: {str(e)}", "success": False}), 500
+        
+        if result.deleted_count > 0:
+            return jsonify({"message": "课程删除成功", "success": True}), 200
+        else:
+            return jsonify({"message": "删除失败", "success": False}), 500
 
 @bp.route('/materials/addchapter/<material_id>', methods=['POST'])
 @require_role(roles="teacher")

code-server-like/app/sockets/terminal_service.py

@@ -39,56 +39,35 @@ def read_and_forward_pty_output(fd=None, pid=None, room_id=None,namespace=None):
     """
     max_read_bytes = 1024 * 20
     timeout=0.1
-    try:
-        while True:
-            socketio.sleep(timeout)
-            timeout=min(timeout*2, 0.4)
-            # using flask default web server, or uwsgi production web server
-            # when the child process is terminated, it will not disappear from linux process list
-            # and keep staying as a zombie process until the parent exits.
-            try:
-                child_process = psutil.Process(pid)
-            except psutil.NoSuchProcess as err:
-                # Process already terminated, clean up any zombie
-                try:
-                    os.waitpid(pid, os.WNOHANG)
-                except Exception:
-                    pass
-                return
-            if child_process.status() not in ('running', 'sleeping'):
-                # Process is terminated or in other state, clean up
-                try:
-                    child_process.wait(timeout=1)
-                except Exception:
-                    try:
-                        os.waitpid(pid, os.WNOHANG)
-                    except Exception:
-                        pass
-                return
-            if fd:
-                timeout_sec = 0
-                (data_ready, _, _) = select.select([fd], [], [], timeout_sec)
-                if data_ready:
-                    # output = os.read(fd, max_read_bytes).decode('ascii')
-                    timeout=0.1
-                    try:
-                        output = os.read(fd, max_read_bytes).decode()
-                    except Exception as err:
-                        output = """
-                        ***AQUI WEB TERM ERR***
-                        {}
-                        ***********************
-                        """.format(err)
-                    # the key for different visitor to get different terminal (instead of mixing up)
-                    # is to let the background task push pty response to each one's own (default) ROOM!
-                    namespace.emit("pty_output", {"output": output}, room=room_id)
-    finally:
-        # Clean up file descriptor if it's open
+    while True:
+        socketio.sleep(timeout)
+        timeout=min(timeout*2, 0.4)
+        # using flask default web server, or uwsgi production web server
+        # when the child process is terminated, it will not disappear from linux process list
+        # and keep staying as a zombie process until the parent exits.
+        try:
+            child_process = psutil.Process(pid)
+        except psutil.NoSuchProcess as err:
+            return
+        if child_process.status() not in ('running', 'sleeping'):
+            return
         if fd:
-            try:
-                os.close(fd)
-            except Exception:
-                pass
+            timeout_sec = 0
+            (data_ready, _, _) = select.select([fd], [], [], timeout_sec)
+            if data_ready:
+                # output = os.read(fd, max_read_bytes).decode('ascii')
+                timeout=0.1
+                try:
+                    output = os.read(fd, max_read_bytes).decode()
+                except Exception as err:
+                    output = """
+                    ***AQUI WEB TERM ERR***
+                    {}
+                    ***********************
+                    """.format(err)
+                # the key for different visitor to get different terminal (instead of mixing up)
+                # is to let the background task push pty response to each one's own (default) ROOM!
+                namespace.emit("pty_output", {"output": output}, room=room_id)
 
 class VSCLikeNameSpace(Namespace):
     def on_connect(self):
@@ -177,40 +156,15 @@ class VSCLikeNameSpace(Namespace):
             set_winsize(fd, data["rows"], data["cols"])
 
     def on_disconnect(self):
-        child_pid = session.get('terminal_config', {}).get('child_pid')
-        if child_pid:
-            try:
-                child_process = psutil.Process(child_pid)
-                if child_process.status() in ('running', 'sleeping'):
-                    # if visitor just close the browser tab then left alone the pty here
-                    # it should be terminated by the parent process after
-                    child_process.terminate()
-                    # Wait for the process to terminate and collect its exit status
-                    child_process.wait(timeout=2)
-                    current_app.logger.debug('user left the pty alone, terminated and waited')
-            except psutil.NoSuchProcess as err:
-                # Process already terminated, try to wait anyway to clean up any zombie
-                try:
-                    os.waitpid(child_pid, os.WNOHANG)
-                except Exception:
-                    pass
-            except psutil.TimeoutExpired:
-                # If process didn't terminate in time, kill it forcefully
-                child_process.kill()
-                try:
-                    child_process.wait(timeout=1)
-                except Exception:
-                    pass
-            except Exception as err:
-                current_app.logger.error(f'Error terminating process: {err}')
-            finally:
-                # Close the file descriptor if it's open
-                fd = session.get('terminal_config', {}).get('fd')
-                if fd:
-                    try:
-                        os.close(fd)
-                    except Exception:
-                        pass
-                # Reset session config
-                session['terminal_config'] = TERM_INIT_CONFIG
+        try:
+            child_process = psutil.Process(session.get('terminal_config', {}).get('child_pid'))
+        except psutil.NoSuchProcess as err:
+            disconnect()
+            session['terminal_config'] = TERM_INIT_CONFIG
+            return
+        if child_process.status() in ('running', 'sleeping'):
+            # if visitor just close the browser tab then left alone the pty here
+            # it should be terminated by the parent process after
+            child_process.terminate()
+            current_app.logger.debug('user left the pty alone, terminated')
         current_app.logger.debug('Client disconnected')

code-server-like/templates/index.html

@@ -61,7 +61,7 @@
     </div>
     <div id="notificationsContainer"></div>
 
-    <script src="static/cdnback/js/monaco-editor/0.34.0/min/vs/loader.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.34.0/min/vs/loader.js"></script>
     <script src="/vsc-like/static/js/code-like-extension.js"></script>
     <script src="/vsc-like/static/js/file.js"></script>
     <script src="/vsc-like/static/js/terminal.js"></script>