95 lines
2.2 KiB
JavaScript
95 lines
2.2 KiB
JavaScript
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const http = require('http');
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const webpack = require('webpack');
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const wdm = require('webpack-dev-middleware');
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const whm = require('webpack-hot-middleware');
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const debug = require('debug')('truss:persea');
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const {webpackConfig} = require('./webpack.config');
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const backendHostname = process.env.PERSEA_BACKHOST || 'persea';
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const backendPort = process.env.PERSEA_BACKPORT || 8004;
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const frontendHostname = process.env.PERSEA_FRONTHOST || 'localhost';
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exports.Responder = class Responder {
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constructor() {
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const httpServer = this.server = http.createServer();
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httpServer.on('listening', () => {
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const address = this.address = httpServer.address();
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const config = webpackConfig();
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config.entry.push(
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`webpack-hot-middleware/client?path=http://${
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frontendHostname}:${address.port
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}/__webpack_hmr`
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);
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const compiler = webpack(config);
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this.dm = wdm(compiler, {
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stats: {
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chunkModules: true,
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colors: true,
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context: process.cwd(),
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},
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});
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this.hm = whm(compiler, {
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path: '/__webpack_hmr',
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});
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debug(`HTTP listening on ${JSON.stringify(address)}...`);
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});
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httpServer.on('request', (req, res) => {
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this.dm(req, res, (error) => {
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if (error) {
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return console.error(error);
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}
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this.hm(req, res, (error) => {
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if (error) {
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return console.error(error);
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}
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});
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});
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});
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httpServer.on('error', console.error);
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httpServer.listen(backendPort);
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}
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respond({payload: {headers, url}}) {
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headers = Object.assign({}, headers);
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delete headers.host;
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delete headers.connection;
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// forward to internal HTTP
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return new Promise((resolve, reject) => {
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const options = {
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headers,
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backendHostname,
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path: url,
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port: this.address.port,
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};
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const client = http.get(options);
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client.on('response', (res) => {
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let data = '';
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res.setEncoding('utf8');
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res.on('data', (chunk) => {
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data += chunk;
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});
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res.on('end', () => {
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resolve(data);
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});
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});
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client.on('error', reject);
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});
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}
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}
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