Adding Alias as a Parameter (#471)

* redirect on alias to a new page

* move alias to a HOC wrapper

apps/client/src/common/utils/aliases.ts

@@ -1,10 +1,13 @@
+import { Alias } from 'ontime-types';
+import isEqual from 'react-fast-compare';
+import { Location, resolvePath } from 'react-router-dom';
+
 /**
  * Validates an alias against defined parameters
  * @param {string} alias
  * @returns {{message: string, status: boolean}}
  */
 export const validateAlias = (alias: string) => {
-
   const valid = { status: true, message: 'ok' };
 
   if (alias === '' || alias == null) {
@@ -26,4 +29,49 @@ export const validateAlias = (alias: string) => {
   }
 
   return valid;
-};
+};
+
+/**
+ * Gets the URL to send an alias to
+ * @param location
+ * @param data
+ * @param searchParams
+ */
+export const getAliasRoute = (location: Location, data: Alias[], searchParams: URLSearchParams) => {
+  const currentURL = location.pathname.substring(1);
+  // we need to check if the whole url here is an alias, so we can redirect
+  const foundAlias = data.filter((d) => d.alias === currentURL && d.enabled)[0];
+  if (foundAlias) {
+    return generateURLFromAlias(foundAlias);
+  }
+  const aliasOnPage = searchParams.get('alias');
+  for (const d of data) {
+    if (aliasOnPage) {
+      // if the alias fits the alias on this page, but the URL is diferent, we redirect user to the new URL
+      // if we have the same alias and its enabled and its not empty
+      if (d.alias !== '' && d.enabled && d.alias === aliasOnPage) {
+        const newAliasPath = resolvePath(d.pathAndParams);
+        const urlParams = new URLSearchParams(newAliasPath.search);
+        urlParams.set('alias', d.alias);
+        // we confirm either the url parameters does not match or the url path doesnt
+        if (!isEqual(urlParams, searchParams) || newAliasPath.pathname !== location.pathname) {
+          // we then redirect to the alias route, since the view listening to this alias has an outdated URL
+          return `${newAliasPath.pathname}?${urlParams}`;
+        }
+      }
+    }
+  }
+  return null;
+};
+
+/**
+ * Generate URL from an alias
+ * @param aliasData
+ */
+export const generateURLFromAlias = (aliasData: Alias) => {
+  const newAliasPath = resolvePath(aliasData.pathAndParams);
+  const urlParams = new URLSearchParams(newAliasPath.search);
+  urlParams.set('alias', aliasData.alias);
+
+  return `${newAliasPath.pathname}?${urlParams}`;
+};