Bilibili-Evolved/dev-tools/dev-server/web-socket-server.ts
2022-05-09 00:13:59 +08:00

38 lines
907 B
TypeScript

import exitHook from 'async-exit-hook'
import { Server } from 'http'
import { WebSocketServer } from 'ws'
import { Payload } from './payload'
let server: WebSocketServer
export const sendMessage = (message: Payload) => {
if (!server) {
return
}
const text = JSON.stringify(message)
server.clients.forEach(client => {
client.send(text)
})
}
export const exitWebSocketServer = () => {
if (!server) {
return
}
sendMessage({ type: 'stop' })
server.clients.forEach(c => c.close())
}
export const startWebSocketServer = (httpServer: Server) => new Promise<void>(resolve => {
server = new WebSocketServer({ server: httpServer })
server.on('connection', () => {
sendMessage({ type: 'start' })
})
server.on('error', error => console.error(error))
exitHook(exit => server.close(error => {
if (error) {
console.error(error)
}
exit()
}))
resolve()
})