preview.ts
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import chalk from 'chalk';
import Koa from 'koa';
import inquirer from 'inquirer';
import staticServer from 'koa-static';
import portfinder from 'portfinder';
import { resolve } from 'path';
import viteConfig from '../../vite.config';
import { getIPAddress } from '../utils';
import { runBuild } from './build';
const BUILD = 1;
const NO_BUILD = 2;
// start server
const startApp = () => {
const port = 9680;
portfinder.basePort = port;
const app = new Koa();
app.use(staticServer(resolve(process.cwd(), viteConfig.outDir || 'dist')));
portfinder.getPort(async (err, port) => {
if (err) {
throw err;
} else {
app.listen(port, function () {
const empty = ' ';
const common = `The preview program is already running:
- LOCAL: http://localhost:${port}/
- NETWORK: http://${getIPAddress()}:${port}/
`;
console.log(chalk.cyan('\n' + empty + common));
});
}
});
};
export const runPreview = async () => {
const prompt = inquirer.prompt({
type: 'list',
message: 'Please select a preview method',
name: 'type',
choices: [
{
name: 'Preview after packaging',
value: BUILD,
},
{
name: `No packaging, preview directly (need to have dist file after packaging)`,
value: NO_BUILD,
},
],
});
const { type } = await prompt;
if (type === BUILD) {
await runBuild(true);
}
startApp();
};