dashy/server.js

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JavaScript
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const connect = require('connect');
const serveStatic = require('serve-static');
const util = require('util');
const dns = require('dns');
const os = require('os');
require('./src/utils/ConfigValidator');
const port = process.env.PORT || 80;
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/* eslint no-console: 0 */
const printWelcomeMessage = () => {
getLocalIp().then(({ address }) => {
const ip = address || 'localhost';
console.log(overComplicatedMessage(ip, port));
});
}
const getLocalIp = () => {
const dnsLookup = util.promisify(dns.lookup);
return dnsLookup(os.hostname());
}
const overComplicatedMessage = (ip, port) => {
let msg = '';
const chars = {
RESET: '\x1b[0m',
CYAN: '\x1b[36m',
GREEN: '\x1b[32m',
BLUE: '\x1b[34m',
UNDERLINE: '\033[4m',
BOLD: '\033[1m',
BR: '\n',
};
const stars = (count) => new Array(count).fill('*').join('');
const line = (count) => new Array(count).fill('━').join('');
const blanks = (count) => new Array(count).fill(' ').join('');
if (process.env.IS_DOCKER) {
const containerId = process.env.HOSTNAME || undefined;
msg = `${chars.BLUE}${stars(91)}${chars.BR}${chars.RESET}`
+ `${chars.CYAN}${chars.BOLD}Welcome to Dashy! 🚀${chars.RESET}${chars.BR}`
+ `${chars.GREEN}Your new dashboard is now up and running `
+ `${containerId ? `in container ID ${containerId}` : 'with Docker'}${chars.BR}`
+ `${chars.GREEN}After updating your config file, run `
+ `'${chars.UNDERLINE}docker exec -it ${containerId || '[container-id]'} yarn build`
+ `${chars.RESET}${chars.GREEN}' to rebuild${chars.BR}`
+ `${chars.BLUE}${stars(91)}${chars.BR}${chars.RESET}`;
} else {
msg = `${chars.GREEN}${line(75)}${chars.BR}`
+ `${chars.CYAN}${chars.BOLD}Welcome to Dashy! 🚀${blanks(55)}${chars.GREEN}${chars.BR}`
+ `${chars.CYAN}Your new dashboard is now up and running at ${chars.UNDERLINE}`
+ `http://${ip}:${port}${chars.RESET}${blanks(20 - ip.length)}${chars.GREEN}${chars.BR}`
+ `${chars.CYAN}After updating your config file, run '${chars.UNDERLINE}yarn build`
+ `${chars.RESET}${chars.CYAN}' to rebuild the app${blanks(6)}${chars.GREEN}${chars.BR}`
+ `${line(75)}${chars.BR}${chars.BR}`;
}
return msg;
}
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function send404(req, res) {
// send your 404 here
res.statusCode = 404
res.end('nothing here!')
}
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try {
connect()
.use(serveStatic(`${__dirname}/dist`))
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.use(serveStatic(`${__dirname}/public`, { index: 'default.html' }))
.listen(port, () => {
try { printWelcomeMessage(port); }
catch (e) { console.log('Dashy is Starting...'); }
});
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} catch (error) {
console.log('Sorry, an error occurred ', error);
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}