/**
 * @file this whole file is already done?
 */
import { resolveToRoot } from '../aliased';
import { logger } from '../log';
/**
 * @todo resolve to root same as express static
 * @see https://medium.com/@rajaraodv/webpack-hot-module-replacement-hmr-e756a726a07
 * @see http://code.fitness/post/2016/02/webpack-public-path-and-hot-reload.html
 */
export function fileMiddleware(req, res, next) {
    const pathname = req.pathname || req.originalUrl || '';
    const send = (path) => {
        const resolvedPathname = resolveToRoot(path);
        const sanitizedPathname = resolvedPathname.replace('/undefined', '').replace('/undefined', '');
        logger.debug(`[express] handling request
        pathname: ${pathname}
        file: ${sanitizedPathname}
      `.replace(/  /gm, ''));
        res.sendFile(sanitizedPathname);
    };
    if (pathname.includes('robots.txt')) {
        send('dist/assets/robots.txt');
    }
    else if (pathname.includes('workbox.js')) {
        send('dist/dist/bundled/client/workbox.js');
    }
    else if (pathname.includes('manifest.json')) {
        send('dist/assets/manifest.json');
    }
    else if (pathname.includes('googlebf877feb3c9e8b84.html')) {
        // @todo - make this generic so people can enter their code
        res
            .status(200)
            .contentType('text/html')
            .send('google-site-verification: googlebf877feb3c9e8b84.html');
    }
    else if (pathname.includes('sitemap.xml')) {
        // @todo
        // bootstrapper/pathParams
        // => xml
    }
    // else if (process.env.NODE_ENV === 'production') {
    //   console.log('ignoring route, on deployment')
    //   next()
    // }
    else if (pathname === undefined) {
        next();
    }
    else if (pathname.includes('/compat')) {
        // example
        // https://uxui.skavaone.com/search/compat/Account.AddressSection.page~Checkout.page~Product.page~ProductList.page~Search.page~SignInSuccess.pa~09e1225e-6ffc991cb85002ce799b.js
        // => '/compat/Account.AddressSection.page~Checkout.page~Product.page~ProductList.page~Search.page~SignInSuccess.pa~09e1225e-6ffc991cb85002ce799b.js'
        const [before, after] = pathname.split('/compat');
        const distPath = 'dist/dist/bundled/compat' + after;
        send(distPath);
    }
    else if (pathname.includes('/client')) {
        // example
        // https://uxui.skavaone.com/search/undefined/client/Account.AddressSection.page~Checkout.page~Product.page~ProductList.page~Search.page~SignInSuccess.pa~09e1225e-6ffc991cb85002ce799b.js
        // => '/client/Account.AddressSection.page~Checkout.page~Product.page~ProductList.page~Search.page~SignInSuccess.pa~09e1225e-6ffc991cb85002ce799b.js'
        const [before, after] = pathname.split('/client');
        const distPath = 'dist/dist/bundled/client' + after;
        // @todo ensure deployed path is the same...
        // const resolvedPathname = resolveToRoot('dist/dist/bundled' + pathname)
        // const resolvedPathnameBackup = resolveToRoot('dist/bundled' + pathname)
        // console.log({ resolvedPathname })
        // res.sendFile(resolvedPathname)
        send(distPath);
    }
    else {
        logger.info('[express] handling request: did not match request: ' + pathname);
        next();
    }
}
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