Andrew Pietila
58adbdc459
Concerns were raised that the previous method potentially made middleware more complicated. In order to allay this, hoist the full route into the route file. Still a single route per file, but facilitates simpler middleware.
61 lines
2.4 KiB
JavaScript
61 lines
2.4 KiB
JavaScript
'use strict';
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const express = require('express');
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const glob = require('glob');
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const { match: createPathMatch } = require('path-to-regexp');
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(async () => {
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const app = express();
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const routes = await glob('**/*.js', {
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cwd: './routes',
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dot: true,
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});
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const pathMatches = [];
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app.use((req, _res, next) => {
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const requestUrl = new URL(req.url, 'https://example.com/');
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let candidateUrl = '';
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let secondCandidateUrl = '';
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for ( const pathMatch in pathMatches ) {
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if ( pathMatches[pathMatch](requestUrl.pathname) ) {
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// If we get an exact match, we don't need to process further.
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return next();
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} else if ( requestUrl.pathname.endsWith('/') && pathMatches[pathMatch](`${requestUrl.pathname}index`) ) {
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// If we end with a /, and the index path matches, lets do the index path, but prioritize the non-index path.
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const secondRequestUrl = new URL(requestUrl);
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secondRequestUrl.pathname = `${requestUrl.pathname}index`;
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candidateUrl = secondRequestUrl.toString().substring(19);
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} else if ( pathMatches[pathMatch](`${requestUrl.pathname}/index`) ) {
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// If we don't end with a /, and the /index path matches, lets do the /index path, but prioritize paths checked previously.
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const secondRequestUrl = new URL(requestUrl);
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secondRequestUrl.pathname = `${requestUrl.pathname}/index`;
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secondCandidateUrl = secondRequestUrl.toString().substring(19);
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}
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}
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if ( candidateUrl !== '' ) {
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req.url = candidateUrl;
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console.log(candidateUrl);
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return next();
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}
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if ( secondCandidateUrl !== '' ) {
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req.url = secondCandidateUrl;
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return next();
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}
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return next();
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} );
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for ( const routeScript in routes ) {
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const route = routes[routeScript].replace(/\.js$/, '');
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console.log(route);
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pathMatches.push( createPathMatch(`/${route}`));
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const routeObj = require(`./routes/${route}`);
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if ( routeObj.get ) {
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app.get(`/${route}`, routeObj.get);
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}
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if ( routeObj.post ) {
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app.post(`/${route}`, routeObj.post);
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}
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if ( routeObj.route ) {
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routeObj.route(app.route(`/${route}`));
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}
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}
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app.listen(process.env.PORT || 3000);
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})();
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