Files
mqtt-explorer/backend/src/index.ts
Thomas Nordquist b2badfd43f Add electron
2019-01-01 15:31:33 +01:00

38 lines
905 B
TypeScript

import { TopicProperties, Tree, TreeNodeFactory } from './Model'
import { MqttSource, DataSource } from './DataSource'
import * as socketIO from 'socket.io'
const server = require('http').createServer();
let tree = new Tree()
let options = {url: 'mqtt://nodered'}
let dataSource = new MqttSource()
let count = 200
const a: Array<any> = []
const io = socketIO(server)
io.on('connection', client => {
console.log('connection')
a.forEach(b => {
io.emit('message', b)
})
client.on('event', data => { /* … */ });
client.on('disconnect', () => { /* … */ });
});
server.listen(3000);
let state = dataSource.connect(options)
dataSource.onMessage((topic: string, payload: Buffer) => {
if (payload.length > 10000) {
payload = payload.slice(0, 10000)
}
io.emit('message', { topic, payload: payload.toString('base64') })
})
setTimeout(() => {
dataSource.disconnect()
}, 1000000)