Akhil
39 lines
916 B
JavaScript
39 lines
916 B
JavaScript
'use strict'
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const { Router } = require('express')
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const restify = require('restify')
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const net = require('net')
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const nos = require('net-object-stream')
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const router = Router()
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const {
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ADDERSERVICE_SERVICE_HOST,
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ADDERSERVICE_SERVICE_PORT
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} = process.env
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function createClient (ns, opts) {
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return createClient[ns] || (createClient[ns] = nos(net.connect(opts)))
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}
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router.get('/', function (req, res) {
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res.render('add', { first: 0, second: 0, result: 0 })
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})
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router.post('/calculate', function (req, res, next) {
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const client = createClient('calculate', {
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host: ADDERSERVICE_SERVICE_HOST,
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port: ADDERSERVICE_SERVICE_PORT
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})
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const role = 'adder'
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const cmd = 'add'
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const { first, second } = req.body
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client.once('data', (data) => {
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const { result } = data
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res.render('add', { first, second, result })
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})
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client.write({role, cmd, first, second})
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})
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module.exports = router
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