From a69c7cfc174c82dafdc1d451178547edeada9edd Mon Sep 17 00:00:00 2001
From: Ajai Nelson <22969541+AjaiKN@users.noreply.github.com>
Date: Fri, 16 Feb 2024 14:13:48 -0500
Subject: [PATCH] Fix reloading any page other than /

Before this, if you went to https://obiesource.github.io/csmc-website/charter, for example,
then reloaded the page, it wouldn't work.

https://github.com/rafgraph/spa-github-pages
---
 index.html      | 31 +++++++++++++++++++++++++++++
 public/404.html | 53 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 84 insertions(+)
 create mode 100644 public/404.html
diff --git a/index.html b/index.html
index 263d865..0e88014 100644
--- a/index.html
+++ b/index.html
@@ -5,6 +5,37 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <link rel="icon" href="/favicon.ico" />
     <title>CSMC</title>
+
+    <!-- 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.
+      (function (l) {
+        if (l.search[1] === "/") {
+          var decoded = l.search
+            .slice(1)
+            .split("&")
+            .map(function (s) {
+              return 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>
diff --git a/public/404.html b/public/404.html
new file mode 100644
index 0000000..bb5b716
--- /dev/null
+++ b/public/404.html
@@ -0,0 +1,53 @@
+<!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.
+
+      // Since the CSMC website is currently hosted at https://obiesource.github.io/csmc-website/,
+      // we need to set pathSegmentsToKeep to 1.
+      var pathSegmentsToKeep = 1;
+
+      var 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>
