feat: spa redirect

ubenchan · Aug 28, 2022 · e7e3a4d · e7e3a4d
1 parent 96c7f5a
commit e7e3a4d
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Showing 4 changed files with 90 additions and 2 deletions.
diff --git a/.gitignore b/.gitignore
@@ -75,6 +75,6 @@ typings/
 # FuseBox cache
 .fusebox/
 
-.dist/
+dist/
 *.tmp/
 .DS_Store
diff --git a/src/404.html b/src/404.html
@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html>
+	<head>
+		<meta charset="utf-8" />
+		<title>Single Page Apps for GitHub Pages</title>
+		<script type="text/javascript">
+			// Single Page Apps for GitHub Pages
+			// MIT License
+			// https://github.com/rafgraph/spa-github-pages
+			// This script takes the current url and converts the path and query
+			// string into just a query string, and then redirects the browser
+			// to the new url with only a query string and hash fragment,
+			// e.g. https://www.foo.tld/one/two?a=b&c=d#qwe, becomes
+			// https://www.foo.tld/?/one/two&a=b~and~c=d#qwe
+			// Note: this 404.html file must be at least 512 bytes for it to work
+			// with Internet Explorer (it is currently > 512 bytes)
+
+			// If you're creating a Project Pages site and NOT using a custom domain,
+			// then set pathSegmentsToKeep to 1 (enterprise users may need to set it to > 1).
+			// This way the code will only replace the route part of the path, and not
+			// the real directory in which the app resides, for example:
+			// https://username.github.io/repo-name/one/two?a=b&c=d#qwe becomes
+			// https://username.github.io/repo-name/?/one/two&a=b~and~c=d#qwe
+			// Otherwise, leave pathSegmentsToKeep as 0.
+			const pathSegmentsToKeep = 0
+
+			const l = window.location
+			l.replace(
+				l.protocol +
+					'//' +
+					l.hostname +
+					(l.port ? ':' + l.port : '') +
+					l.pathname
+						.split('/')
+						.slice(0, 1 + pathSegmentsToKeep)
+						.join('/') +
+					'/?/' +
+					l.pathname
+						.slice(1)
+						.split('/')
+						.slice(pathSegmentsToKeep)
+						.join('/')
+						.replace(/&/g, '~and~') +
+					(l.search ? '&' + l.search.slice(1).replace(/&/g, '~and~') : '') +
+					l.hash,
+			)
+		</script>
+	</head>
+	<body></body>
+</html>
diff --git a/src/index.html b/src/index.html
@@ -5,9 +5,38 @@
 		<meta http-equiv="X-UA-Compatible" content="IE=edge" />
 		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
 		<title>UBenchan</title>
-		<script type="module" src="./App.tsx"></script>
+
+		<!-- Start Single Page Apps for GitHub Pages -->
+		<script type="text/javascript">
+			// Single Page Apps for GitHub Pages
+			// MIT License
+			// https://github.com/rafgraph/spa-github-pages
+			// This script checks to see if a redirect is present in the query string,
+			// converts it back into the correct url and adds it to the
+			// browser's history using window.history.replaceState(...),
+			// which won't cause the browser to attempt to load the new url.
+			// When the single page app is loaded further down in this file,
+			// the correct url will be waiting in the browser's history for
+			// the single page app to route accordingly.
+			;((l) => {
+				if (l.search[1] === '/') {
+					const decoded = l.search
+						.slice(1)
+						.split('&')
+						.map((s) => s.replace(/~and~/g, '&'))
+						.join('?')
+					window.history.replaceState(
+						null,
+						null,
+						l.pathname.slice(0, -1) + decoded + l.hash,
+					)
+				}
+			})(window.location)
+		</script>
+		<!-- End Single Page Apps for GitHub Pages -->
 	</head>
 	<body>
 		<div id="root"></div>
+		<script type="module" src="./App.tsx"></script>
 	</body>
 </html>
diff --git a/vite.config.ts b/vite.config.ts
@@ -2,13 +2,22 @@ import { defineConfig } from 'vite'
 import tsAlias from 'vite-plugin-ts-alias'
 import react from '@vitejs/plugin-react'
 import createSvgSpritePlugin from 'vite-plugin-svg-sprite'
+import { dirname, join } from 'node:path'
+
+const root = dirname(new URL(import.meta.url).pathname)
 
 export default defineConfig({
 	root: './src',
 	build: {
 		outDir: '../dist',
 		assetsDir: './',
 		emptyOutDir: true,
+		rollupOptions: {
+			input: {
+				main: join(root, 'src/index.html'),
+				notfound: join(root, 'src/404.html'),
+			},
+		},
 	},
 	server: {
 		host: '0.0.0.0',