doc gpt V0.2

src/pages/api/test.ts

@@ -0,0 +1,24 @@
+import type { NextApiRequest, NextApiResponse } from 'next';
+
+export default async function handler(req: NextApiRequest, res: NextApiResponse<any>) {
+  if (req.method !== 'GET') return;
+
+  res.writeHead(200, {
+    Connection: 'keep-alive',
+    'Content-Encoding': 'none',
+    'Cache-Control': 'no-cache',
+    'Content-Type': 'text/event-stream'
+  });
+
+  let val = 0;
+
+  const timer = setInterval(() => {
+    console.log('发送消息', val);
+    res.write(`data: ${val++}\n\n`);
+    if (val > 30) {
+      clearInterval(timer);
+      res.write(`data: [DONE]\n\n`);
+      res.end();
+    }
+  }, 500);
+}