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rename chapter/lesson

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This commit is contained in:
Cai
2025-09-19 09:06:37 +00:00
parent 6575ee80bc
commit 24f191d5a5
9 changed files with 709 additions and 430 deletions
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38
Html/apps/services/course_service.py
View File

@@ -92,6 +92,44 @@ def add_material_chapter(material_id, chapter_name, teacher_id):
{'$push': {'chapters': {'chapter_name': chapter_name, 'lessons': []}}})
return True
def rename_material_structure(material_id, is_chapter, chapter_name, lesson_name, new_name):
mongo = current_app.extensions["mongo"]
material = mongo.db.materials.find_one({'_id': ObjectId(material_id)})
# 先检查是否存在
if is_chapter:
for chapter in material['chapters']:
if chapter['chapter_name'] == chapter_name:
break
return False
for chapter in material['chapters']:
if chapter['chapter_name'] == new_name:
return False
else:
for chapter in material['chapters']:
if chapter['chapter_name'] == chapter_name:
break
return False
for lesson in chapter['lessons']:
if lesson['lesson_name'] == lesson_name:
break
for lesson in chapter['lessons']:
if lesson['lesson_name'] == new_name:
return False
if is_chapter:
mongo.db.materials.update_one(
{'_id': ObjectId(material_id)},
{'$set': {'chapters.$[c].chapter_name': new_name}},
array_filters=[{'c.chapter_name': chapter_name}]
)
else:
mongo.db.materials.update_one(
{'_id': ObjectId(material_id)},
{'$set': {'chapters.$[c].lessons.$[l].lesson_name': new_name}},
array_filters=[{'c.chapter_name': chapter_name}, {'l.lesson_name': lesson_name}]
)
return True
def delete_material_chapter_lesson(material_id, chapter_name, lesson_name, teacher_id):
"""
删除指定课程的课时。

27
Html/apps/static/css/teacher_course_setting.css
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@@ -23,6 +23,21 @@
cursor: grabbing;
}
/* 改名模式下两类元素的高亮与交互 */
#chapter-list.chapter-rename-mode .chapter-item,
#chapter-list.chapter-rename-mode .lesson-item {
border: 1px solid #dc2626;
border-radius: 6px;
padding: 4px 6px;
cursor: pointer;
transition: background-color .15s ease, box-shadow .15s ease;
}
#chapter-list.chapter-rename-mode .chapter-item:hover,
#chapter-list.chapter-rename-mode .lesson-item:hover {
background: rgba(220,38,38,.06);
box-shadow: 0 0 0 2px rgba(220,38,38,.15) inset;
}
.dragging { opacity: .6; }
/* 放置位置提示线（在元素顶部/底部） */
@@ -37,4 +52,14 @@
.chapter-header {
display: block; /* 使元素成为块级元素，占满整行 */
/* 文字默认左对齐，无需额外设置text-align: left */
}
}
/* 改名按钮的激活态 */
.rename-btn[aria-pressed="true"] {
background: rgba(220,38,38,.12);
outline: 2px solid #dc2626;
}
.reorder-btn[aria-pressed="true"] {
background: rgba(220,38,38,.12);
outline: 2px solid #dc2626;
}

2
Html/apps/static/css/teacherboard.css
View File

@@ -110,6 +110,8 @@
background-color: #f0f0f0;
border: 1px dashed #bbb;
}
/* 模态框背景 */
.modal {
display: none; /* 初始时隐藏 */

41
Html/apps/static/js/modelinput.js
View File

@@ -45,24 +45,43 @@
const cancelBtn = title_change_modal.querySelector('#cancel-btn');
const errBox = title_change_modal.querySelector('#title-error');
const prevFocus = document.activeElement;
const setLoading = (on) => {
okBtn.disabled = on;
cancelBtn.disabled = on;
okBtn.textContent = on ? '保存中…' : '确定';
};
const close = () => {
document.body.removeChild(backdrop);
if (prevFocus && prevFocus.focus) prevFocus.focus();
};
const submit = () => {
const raw = input.value;
const result = onSubmit ? onSubmit(raw) : { ok: true };
if (result && result.ok) {
close();
} else if (result && result.message) {
errBox.textContent = result.message;
input.setAttribute('aria-invalid', 'true');
input.focus();
}
errBox.textContent = '';
setLoading(true);
const maybePromise = onSubmit ? onSubmit(input.value) : { ok: true };
Promise
.resolve(maybePromise)
.then(result => {
if (result && result.ok) {
close();
} else {
// 显示错误但不关闭
const msg = result && result.message ? result.message : '提交失败';
errBox.textContent = msg;
input.setAttribute('aria-invalid', 'true');
input.focus();
}
})
.catch(err => {
console.error('Submit error:', err);
errBox.textContent = '提交异常，请稍后再试';
input.setAttribute('aria-invalid', 'true');
input.focus();
})
.finally(() => setLoading(false));
};
okBtn.addEventListener('click', submit);
cancelBtn.addEventListener('click', close);
backdrop.addEventListener('click', (e) => {

142
Html/apps/static/js/teacher_course_setting.js
View File

@@ -8,6 +8,7 @@ toggleBtn.addEventListener('click', () => {
});
function enableReorderMode() {
setRenameMode(false);
toggleBtn.setAttribute('aria-pressed', 'true');
chapterListEl.classList.add('reorder-mode');
makeChaptersDraggable(true);
@@ -32,6 +33,147 @@ function disableReorderMode() {
btn.style.display = 'block';
});
}
const chapterList = document.getElementById('chapter-list');
const btnReorder = document.getElementById('toggle-reorder');
const btnRename = document.getElementById('toggle-rename');
function setReorderMode(enabled) {
if (enabled) {
enableReorderMode();
} else {
disableReorderMode();
}
}
function setRenameMode(enabled) {
btnRename?.setAttribute('aria-pressed', String(enabled));
chapterList.classList.toggle('chapter-rename-mode', enabled);
// const chapterContainers = document.querySelectorAll('li.chapter-item');
// const lessonContainers = document.querySelectorAll('li.lesson-item');
// chapterContainers.forEach(container => {
// container.classList.toggle('chapter-rename-mode', enabled);
// });
// lessonContainers.forEach(container => {
// container.classList.toggle('chapter-rename-mode', enabled);
// });
if (enabled) {
document.querySelectorAll('.add-lesson-btn').forEach(btn => {
btn.style.display = 'none';
});
document.querySelectorAll('.add-chapter-btn').forEach(btn => {
btn.style.display = 'none';
});
} else {
document.querySelectorAll('.add-lesson-btn').forEach(btn => {
btn.style.display = 'block';
});
document.querySelectorAll('.add-chapter-btn').forEach(btn => {
btn.style.display = 'block';
});
}
}
// —— 点击“改名模式”按钮 —— //
btnRename?.addEventListener('click', (e) => {
e.preventDefault();
const willEnable = btnRename.getAttribute('aria-pressed') !== 'true';
if (willEnable && btnReorder?.getAttribute('aria-pressed') === 'true') {
setReorderMode(false);
}
setRenameMode(willEnable);
});
// 获取展示文字：chapter-item 用 <strong>，lesson-item 用 <span>
function getDisplayText(el) {
if (el.classList.contains('chapter-item')) {
return (el.querySelector('strong')?.textContent ?? '').trim();
}
if (el.classList.contains('lesson-item')) {
return (el.querySelector('span')?.textContent ?? '').trim();
}
// 兜底
return '';
}
// 设置展示文字：chapter-item 用 <strong>，lesson-item 用 <span>
function setDisplayText(el, text) {
if (el.classList.contains('chapter-item')) {
let node = el.querySelector('strong');
if (!node) {
node = document.createElement('strong');
el.prepend(node);
}
node.textContent = text;
return;
}
if (el.classList.contains('lesson-item')) {
let node = el.querySelector('span');
if (!node) {
node = document.createElement('span');
el.prepend(node);
}
node.textContent = text;
return;
}
}
// —— 事件代理：改名模式下点击 li 触发重命名 —— //
chapterList.addEventListener('click', (e) => {
if (btnRename?.getAttribute('aria-pressed') !== 'true') return; // 非改名模式
const li = e.target.closest?.('li.chapter-item, li.lesson-item');
if (!li) return;
e.preventDefault();
e.stopPropagation();
e.stopImmediatePropagation(); // 若你担心同层还有其他捕获监听，也可用这个更狠的
const isChapter = li.classList.contains('chapter-item');
const isLesson = li.classList.contains('lesson-item');
// 读取旧名（章节：显示文字；课时：优先 data-lesson-name）
const oldName = isLesson
? (li.dataset.lessonName || getDisplayText(li))
: getDisplayText(li);
openTitleEditor({
title: isChapter ? '修改章节名称' : '修改课时名称',
initialValue: oldName,
onSubmit: async (value) => {
const res = validateTitle(value);
// 先持久化,成功后在本地同步
const resSave = await fetch(`/materials/structure/rename/${encodeURIComponent(EDIT_COURSE_CURRENT.material_id)}`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ is_chapter: isChapter, chapter_name: isChapter ? oldName : li.dataset.chapterName, lesson_name: isChapter ? "" : li.dataset.lessonName, new_name: value })
})
const data = await resSave.json();
if (!data.ok) return { ok: false, message: data.message };
const newName = res.value;
if (isChapter) { // 将章节改名同步到本地
setDisplayText(li, newName);
if (li.dataset.chapterName !== undefined) {
li.dataset.chapterName = newName;
}
const scope = li.querySelectorAll?.('li.lesson-item');
if (scope && scope.length) {
scope.forEach(item => {
item.dataset.chapterName = newName;
});
}
}
if (isLesson) { // 将课时改名同步到本地
setDisplayText(li, newName);
li.dataset.lessonName = newName;
}
return { ok: true };
}
});
});
/* 工具选择器 */
function getChapterItems() {

37
Html/apps/static/js/teacherboard.js
View File

@@ -3,12 +3,12 @@ let material_id = null;
function lessonTemplate(material_id,chapter_name,lesson_name) {
return `
<li class="lesson-item" data-material-id="${material_id}" data-chapter-name="${chapter_name}" data-lesson-name="${lesson_name}">
<span class="lesson-text" onclick="editLesson('${material_id}','${chapter_name}','${lesson_name}')">${lesson_name}
<button class="icon-btn edit-btn" onclick="editLesson('${material_id}','${chapter_name}','${lesson_name}')">
<span class="lesson-text" onclick="editLesson(this)">${lesson_name}
<button class="icon-btn edit-btn" onclick="editLesson(this)">
<i class="fas fa-pencil-alt"></i>
</button>
</span>
<div class="delete-btn-container" onclick="deleteLesson('${material_id}','${chapter_name}','${lesson_name}')">
<div class="delete-btn-container" onclick="deleteLesson(this)">
<button class="icon-btn delete-btn">
<i class="fas fa-trash-alt"></i>
</button>
@@ -216,7 +216,20 @@ function checkAndAddLesson(input, chapterTitle, addButton) {
})
}
function deleteLesson(material_id,chapter_name,lesson_name) {
function deleteLesson(elemOrEvent) {
const el = elemOrEvent?.target ? elemOrEvent.target : elemOrEvent;
const li = el?.closest?.('li.lesson-item');
if (!li) {
console.warn('未找到父级 lesson-item');
return;
}
const { materialId, chapterName, lessonName } = li.dataset;
const material_id = materialId;
const chapter_name = chapterName;
const lesson_name = lessonName;
if (!window.confirm(`确认删除课时「${lesson_name}」吗？`)){
return;
}
const lessonItems = document.querySelectorAll('.lesson-item');
lessonItems.forEach(item => {
if (item.dataset.lessonName === lesson_name && item.dataset.chapterName === chapter_name && item.dataset.materialId === material_id) {
@@ -242,7 +255,21 @@ function deleteLesson(material_id,chapter_name,lesson_name) {
}
function editLesson(material_id,chapter_name,lesson_name) {
function editLesson(elemOrEvent) {
const el = elemOrEvent?.target ? elemOrEvent.target : elemOrEvent;
const li = el?.closest?.('li.lesson-item');
if (!li) {
console.warn('未找到父级 lesson-item');
return;
}
const { materialId, chapterName, lessonName } = li.dataset;
const material_id = materialId;
const chapter_name = chapterName;
const lesson_name = lessonName;
const renameMode = document.getElementById('toggle-rename').getAttribute('aria-pressed') === 'true';
if (renameMode) {
return;
}
// 编辑课时的逻辑
alert("编辑课时: " + lesson_name);
window.location.href = `/api/materials/${material_id}/chapters/${chapter_name}/lessons/${lesson_name}`;

22
Html/apps/templates/teacherboard.html
View File

@@ -7,8 +7,11 @@
<link rel="stylesheet" href="/static/css/teacherboard.css">
<link rel="stylesheet" href="/static/css/dashboard.css">
<link rel="stylesheet" href="/static/css/teacher_course_setting.css">
<link rel="stylesheet" href="/static/css/modelinput.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
<script src="/static/js/modelinput.js"></script>
</head>
<body onload="onTeacherboardPageLoad()">
@@ -18,22 +21,6 @@
<div class="teacherboard">
<h2 class="teacherboard-title">—— 我的课程 ——</h2>
<div class="course-cards" id="course-cards">
<!-- 每个课程的卡片 -->
<div class="course-card" onclick="openCourseDetails('algorithm')">
<img src="/static/image/algorithm/book_cover.png" alt="课程封面" class="course-image">
<div class="course-info">
<h3 class="course-name">算法分析与设计</h3>
<p class="course-description">学习基本的算法知识概念，与算法实现。</p>
</div>
</div>
<!-- 继续添加其他课程卡片 -->
<div class="course-card" onclick="openCourseDetails('data-structures')">
<img src="/static/image/algorithm/book_cover.png" alt="课程封面" class="course-image">
<div class="course-info">
<h3 class="course-name">数据结构与算法</h3>
<p class="course-description">深入学习数据结构和算法设计。</p>
</div>
</div>
<!-- 动态加载课程卡片 -->
{% for course in materials %}
<div class="course-card" onclick="openCourseDetails('{{ course._id }}')">
@@ -67,6 +54,9 @@
<button id="toggle-reorder" class="reorder-btn" title="设置章节顺序" aria-pressed="false">
<i class="fa-solid fa-arrow-up-short-wide"></i>
</button>
<button id="toggle-rename" class="rename-btn" title="改名模式" aria-pressed="false">
<i class="fa-solid fa-pen-to-square"></i>
</button>
</h3>
<ul id="chapter-list">
<div id="loading-message">

15
Html/apps/views/material.py
View File

@@ -1,5 +1,5 @@
from flask import Blueprint, request, jsonify, current_app, session, render_template, session
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
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
bp = Blueprint('material', __name__)
@@ -79,6 +79,19 @@ def add_lesson(material_id):
return jsonify({"message": "课时添加成功"}), 200
return jsonify({"message": "课时添加失败"}), 404
@bp.route('/materials/structure/rename/<material_id>', methods=['POST'])
@require_role(roles="teacher")
def rename_material(material_id):
data = request.get_json()
is_chapter = data.get('is_chapter')
chapter_name = data.get('chapter_name')
lesson_name = data.get('lesson_name')
new_name = data.get('new_name')
print(f"rename_material: {is_chapter}, {chapter_name}, {lesson_name}, {new_name}")
if rename_material_structure(material_id, is_chapter, chapter_name, lesson_name, new_name):
return jsonify({"message": "教材重命名成功"}), 200
return jsonify({"message": "教材重命名失败"}), 404
@bp.route('/materials/deletelesson/<material_id>', methods=['DELETE'])
@require_role(roles="teacher")
def delete_lesson(material_id):