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server.js

@@ -467,7 +467,37 @@ app.post('/api/games/mountain', async (req, res) => { const { className } = req.
 app.get('/api/rewards', async (req, res) => { const filter = getQueryFilter(req); if (req.headers['x-user-role'] === 'TEACHER') { const user = await User.findOne({ username: req.headers['x-user-username'] }); if (user) filter.ownerId = user._id.toString(); } if(req.query.studentId) filter.studentId = req.query.studentId; if (req.query.className) { const classStudents = await Student.find({ className: req.query.className, ...getQueryFilter(req) }, '_id'); filter.studentId = { $in: classStudents.map(s => s._id.toString()) }; } if (req.query.excludeType) filter.rewardType = { $ne: req.query.excludeType }; const page = parseInt(req.query.page) || 1; const limit = parseInt(req.query.limit) || 20; const skip = (page - 1) * limit; const total = await StudentRewardModel.countDocuments(filter); const list = await StudentRewardModel.find(filter).sort({createTime:-1}).skip(skip).limit(limit); res.json({ list, total }); });
 app.post('/api/rewards', async (req, res) => { const data = injectSchoolId(req, req.body); if (!data.count) data.count = 1; if (req.headers['x-user-role'] === 'TEACHER') { const user = await User.findOne({ username: req.headers['x-user-username'] }); data.ownerId = user ? user._id.toString() : null; } if(data.rewardType==='DRAW_COUNT') { data.status='REDEEMED'; await Student.findByIdAndUpdate(data.studentId, {$inc:{drawAttempts:data.count}}); } await StudentRewardModel.create(data); res.json({}); });
 app.post('/api/games/grant-reward', async (req, res) => { const { studentId, count, rewardType, name } = req.body; const finalCount = count || 1; const finalName = name || (rewardType === 'DRAW_COUNT' ? '抽奖券' : '奖品'); let ownerId = null; if (req.headers['x-user-role'] === 'TEACHER') { const user = await User.findOne({ username: req.headers['x-user-username'] }); ownerId = user ? user._id.toString() : null; } if (rewardType === 'DRAW_COUNT') await Student.findByIdAndUpdate(studentId, { $inc: { drawAttempts: finalCount } }); await StudentRewardModel.create({ schoolId: req.headers['x-school-id'], studentId, studentName: (await Student.findById(studentId)).name, rewardType, name: finalName, count: finalCount, status: rewardType === 'DRAW_COUNT' ? 'REDEEMED' : 'PENDING', source: '教师发放', ownerId }); res.json({}); });
-app.put('/api/classes/:id', async (req, res) => { const classId = req.params.id; const { grade, className, teacherName, homeroomTeacherIds } = req.body; const sId = req.headers['x-school-id']; const oldClass = await ClassModel.findById(classId); if (!oldClass) return res.status(404).json({ error: 'Class not found' }); const newFullClass = grade + className; const oldFullClass = oldClass.grade + oldClass.className; const oldTeacherIds = oldClass.homeroomTeacherIds || []; const newTeacherIds = homeroomTeacherIds || []; const removedIds = oldTeacherIds.filter(id => !newTeacherIds.includes(id)); if (removedIds.length > 0) await User.updateMany({ _id: { $in: removedIds }, schoolId: sId }, { homeroomClass: '' }); if (newTeacherIds.length > 0) await User.updateMany({ _id: { $in: newTeacherIds }, schoolId: sId }, { homeroomClass: newFullClass }); let displayTeacherName = teacherName; if (newTeacherIds.length > 0) { const teachers = await User.find({ _id: { $in: newTeacherIds } }); displayTeacherName = teachers.map(t => t.trueName || t.username).join(', '); } await ClassModel.findByIdAndUpdate(classId, { grade, className, teacherName: displayTeacherName, homeroomTeacherIds: newTeacherIds }); if (oldFullClass !== newFullClass) { await Student.updateMany({ className: oldFullClass, schoolId: sId }, { className: newFullClass }); await User.updateMany({ homeroomClass: oldFullClass, schoolId: sId }, { homeroomClass: newFullClass }); } res.json({ success: true }); });
+app.put('/api/classes/:id', async (req, res) => { 
+    const classId = req.params.id; 
+    const { grade, className, teacherName, homeroomTeacherIds, periodConfig } = req.body; 
+    const sId = req.headers['x-school-id']; 
+    const oldClass = await ClassModel.findById(classId); 
+    if (!oldClass) return res.status(404).json({ error: 'Class not found' }); 
+    const newFullClass = grade + className; 
+    const oldFullClass = oldClass.grade + oldClass.className; 
+    const oldTeacherIds = oldClass.homeroomTeacherIds || []; 
+    const newTeacherIds = homeroomTeacherIds || []; 
+    const removedIds = oldTeacherIds.filter(id => !newTeacherIds.includes(id)); 
+    if (removedIds.length > 0) await User.updateMany({ _id: { $in: removedIds }, schoolId: sId }, { homeroomClass: '' }); 
+    if (newTeacherIds.length > 0) await User.updateMany({ _id: { $in: newTeacherIds }, schoolId: sId }, { homeroomClass: newFullClass }); 
+    let displayTeacherName = teacherName; 
+    if (newTeacherIds.length > 0) { 
+        const teachers = await User.find({ _id: { $in: newTeacherIds } }); 
+        displayTeacherName = teachers.map(t => t.trueName || t.username).join(', '); 
+    } 
+    
+    // FIX: Explicitly update periodConfig if present in the body
+    const updatePayload = { grade, className, teacherName: displayTeacherName, homeroomTeacherIds: newTeacherIds };
+    if (periodConfig) updatePayload.periodConfig = periodConfig;
+
+    await ClassModel.findByIdAndUpdate(classId, updatePayload); 
+    
+    if (oldFullClass !== newFullClass) { 
+        await Student.updateMany({ className: oldFullClass, schoolId: sId }, { className: newFullClass }); 
+        await User.updateMany({ homeroomClass: oldFullClass, schoolId: sId }, { homeroomClass: newFullClass }); 
+    } 
+    res.json({ success: true }); 
+});
 app.post('/api/classes', async (req, res) => { const data = injectSchoolId(req, req.body); const { homeroomTeacherIds } = req.body; if (homeroomTeacherIds && homeroomTeacherIds.length > 0) { const teachers = await User.find({ _id: { $in: homeroomTeacherIds } }); data.teacherName = teachers.map(t => t.trueName || t.username).join(', '); } await ClassModel.create(data); if (homeroomTeacherIds && homeroomTeacherIds.length > 0) await User.updateMany({ _id: { $in: homeroomTeacherIds }, schoolId: data.schoolId }, { homeroomClass: data.grade + data.className }); res.json({}); });
 app.get('/api/courses', async (req, res) => { const filter = getQueryFilter(req); if (req.query.teacherId) filter.teacherId = req.query.teacherId; res.json(await Course.find(filter)); });
 app.post('/api/courses', async (req, res) => { const data = injectSchoolId(req, req.body); try { await Course.create(data); res.json({}); } catch(e) { if (e.code === 11000) return res.status(409).json({ error: 'DUPLICATE', message: '该班级该科目已有任课老师' }); res.status(500).json({ error: e.message }); } });