33 lines
835 B
TypeScript
33 lines
835 B
TypeScript
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import express, { Request, Response } from 'express'
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import type { ApiResponse } from '../../../shared/types.js'
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import { eventBus } from '../../events/eventBus.js'
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const router = express.Router()
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router.get('/', (req: Request, res: Response) => {
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if (process.env.VERCEL) {
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const response: ApiResponse<null> = {
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success: false,
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error: { code: 'SSE_UNSUPPORTED', message: 'SSE在无服务器运行时中不受支持' },
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}
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return res.status(501).json(response)
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}
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const headers = {
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'Content-Type': 'text/event-stream',
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'Connection': 'keep-alive',
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'Cache-Control': 'no-cache'
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}
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res.writeHead(200, headers)
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res.write(`data: ${JSON.stringify({ event: 'connected' })}\n\n`)
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eventBus.addClient(res)
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req.on('close', () => {
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eventBus.removeClient(res)
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})
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})
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export default router
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