pvgttm-web/lib/watch.js
2023-02-20 11:46:46 -05:00

58 lines
1.7 KiB
JavaScript

module.exports = async (config) => {
let isReady = false;
const
http = require('http'),
chokidar = require('chokidar'),
address = require('network-address'),
handler = require('serve-handler'),
build = require('./build'),
rebuild = (cfg) => {
isReady = false;
build({ ...cfg, isRebuild: true });
isReady = true;
},
{ build: buildOpts, logFunction: log = () => {}, serve: serveOpts } = config || {},
{ outputPath, srcPath } = buildOpts || {},
{ port = 5000 } = serveOpts || {},
watcher = chokidar.watch([srcPath, '*.json'], {
ignored: /(^|[\/\\])\../, // ignore dotfiles
persistent: true
})
.on('add', (path) => {
if (isReady) {
log(`File ${path} has been added`)
rebuild(config);
}
})
.on('change', (path) => {
if (isReady) {
log(`File ${path} has been changed`)
rebuild(config);
}
})
.on('ready', () => {
isReady = true;
})
.on('unlink', (path) => {
if (isReady) {
log(`File ${path} has been removed`)
rebuild(config);
}
}),
server = http.createServer((request, response) => {
// You pass two more arguments for config and middleware
// More details here: https://github.com/vercel/serve-handler#options
return handler(request, response, { public: outputPath });
});
await build(config);
server.listen(port, () => {
log(`Running at http://${address()}:${port} / http://localhost:${port}`);
});
};