Migrate project from typing_practiceweb

server/routes/codeExamples.ts

@@ -0,0 +1,80 @@
+import express from 'express';
+import { CodeExample } from '../models/CodeExample';
+
+const router = express.Router();
+
+// 获取所有代码示例
+router.get('/', async (req, res) => {
+  try {
+    const examples = await CodeExample.find().sort({ createdAt: -1 });
+    res.json(examples);
+  } catch (error) {
+    res.status(500).json({ message: 'Error fetching code examples' });
+  }
+});
+
+// 获取特定难度级别的代码示例
+router.get('/:level', async (req, res) => {
+  try {
+    const { level } = req.params;
+    // 验证难度级别是否有效
+    const validLevels = ['basic', 'intermediate', 'advanced'];
+    if (!validLevels.includes(level)) {
+      return res.status(400).json({ message: '无效的代码难度级别' });
+    }
+
+    // 查找匹配难度级别的代码示例
+    const example = await CodeExample.findOne({ level }).sort({ createdAt: -1 });
+    
+    if (!example) {
+      return res.status(404).json({ message: '未找到该难度级别的代码示例' });
+    }
+
+    // 返回代码示例内容
+    res.json({
+      content: example.content,
+      level: example.level,
+      title: example.title
+    });
+  } catch (error) {
+    console.error('获取代码示例错误:', error);
+    res.status(500).json({ message: '获取代码示例失败' });
+  }
+});
+
+// 创建新代码示例
+router.post('/', async (req, res) => {
+  try {
+    const example = new CodeExample(req.body);
+    await example.save();
+    res.status(201).json(example);
+  } catch (error) {
+    res.status(500).json({ message: 'Error creating code example' });
+  }
+});
+
+// 更新代码示例
+router.put('/:id', async (req, res) => {
+  try {
+    const example = await CodeExample.findByIdAndUpdate(
+      req.params.id,
+      req.body,
+      { new: true }
+    );
+    res.json(example);
+  } catch (error) {
+    res.status(500).json({ message: 'Error updating code example' });
+  }
+});
+
+// 删除代码示例
+router.delete('/:id', async (req, res) => {
+  try {
+    await CodeExample.findByIdAndDelete(req.params.id);
+    res.status(204).send();
+  } catch (error) {
+    res.status(500).json({ message: 'Error deleting code example' });
+  }
+});
+
+export default router;