Adding Alias as a Parameter (#471)

* redirect on alias to a new page

* move alias to a HOC wrapper

apps/client/src/AppRouter.tsx

@@ -1,8 +1,7 @@
-import { lazy, Suspense, useEffect } from 'react';
-import { Navigate, Route, Routes, useLocation, useNavigate } from 'react-router-dom';
-
-import useAliases from './common/hooks-query/useAliases';
+import { lazy, Suspense } from 'react';
+import { Navigate, Route, Routes } from 'react-router-dom';
 import withData from './features/viewers/ViewWrapper';
+import withAlias from './features/AliasWrapper';
 
 const Editor = lazy(() => import('./features/editors/ProtectedEditor'));
 const Cuesheet = lazy(() => import('./features/cuesheet/ProtectedCuesheet'));
@@ -17,14 +16,14 @@ const Public = lazy(() => import('./features/viewers/public/Public'));
 const Lower = lazy(() => import('./features/viewers/lower-thirds/LowerWrapper'));
 const StudioClock = lazy(() => import('./features/viewers/studio/StudioClock'));
 
-const STimer = withData(TimerView);
-const SMinimalTimer = withData(MinimalTimerView);
-const SClock = withData(ClockView);
-const SCountdown = withData(Countdown);
-const SBackstage = withData(Backstage);
-const SPublic = withData(Public);
-const SLowerThird = withData(Lower);
-const SStudio = withData(StudioClock);
+const STimer = withAlias(withData(TimerView));
+const SMinimalTimer = withAlias(withData(MinimalTimerView));
+const SClock = withAlias(withData(ClockView));
+const SCountdown = withAlias(withData(Countdown));
+const SBackstage = withAlias(withData(Backstage));
+const SPublic = withAlias(withData(Public));
+const SLowerThird = withAlias(withData(Lower));
+const SStudio = withAlias(withData(StudioClock));
 
 const EditorFeatureWrapper = lazy(() => import('./features/EditorFeatureWrapper'));
 const RundownPanel = lazy(() => import('./features/rundown/RundownExport'));
@@ -33,22 +32,6 @@ const MessageControl = lazy(() => import('./features/control/message/MessageCont
 const Info = lazy(() => import('./features/info/InfoExport'));
 
 export default function AppRouter() {
-  const { data } = useAliases();
-  const location = useLocation();
-  const navigate = useNavigate();
-
-  // navigate if is alias route
-  useEffect(() => {
-    if (!data) return;
-
-    for (const d of data) {
-      if (`/${d.alias}` === location.pathname && d.enabled) {
-        navigate(`/${d.pathAndParams}`);
-        break;
-      }
-    }
-  }, [data, location, navigate]);
-
   return (
     <Suspense fallback={null}>
       <Routes>

apps/client/src/common/utils/__tests__/aliases.test.js

@@ -1,4 +1,5 @@
-import { validateAlias } from '../aliases';
+import { resolvePath } from 'react-router-dom';
+import { validateAlias, generateURLFromAlias, getAliasRoute } from '../aliases';
 
 describe('An alias fails if incorrect', () => {
   const testsToFail = [
@@ -23,3 +24,79 @@ describe('An alias fails if incorrect', () => {
     }),
   );
 });
+describe('generateURLFromAlias and getAliasRoute function', () => {
+  test('generate the expected url from an alias', () => {
+    const testData = [
+      {
+        enabled: true,
+        alias: 'demopage',
+        pathAndParams: '/timer?user=guest',
+      },
+    ];
+
+    const expected = [
+      {
+        url: '/timer?user=guest&alias=demopage',
+      },
+    ];
+
+    expect(generateURLFromAlias(testData[0])).toStrictEqual(expected[0].url);
+  });
+  test('generate the url to redirect to when the current URL is just the alias', () => {
+    const aliases = [
+      {
+        enabled: true,
+        alias: 'demopage',
+        pathAndParams: '/timer?user=guest',
+      },
+    ];
+    // let current location be the alias
+    const location = resolvePath(aliases[0].alias);
+
+    const expected = [
+      {
+        url: '/timer?user=guest&alias=demopage',
+      },
+    ];
+
+    expect(getAliasRoute(location, aliases, null)).toStrictEqual(expected[0].url);
+  });
+  test('generate the url to redirect to when the current URL the same url but with a change of params', () => {
+    const aliases = [
+      {
+        enabled: true,
+        alias: 'demopage',
+        pathAndParams: '/timer?user=guest',
+      },
+    ];
+    // let current location be the actual url with alias attached to it
+    const location = resolvePath(aliases[0].pathAndParams);
+    const urlSearchParams = new URLSearchParams(location.search);
+    urlSearchParams.append('alias', aliases[0].alias); //
+
+    // update current alias with extra param
+    aliases[0].pathAndParams += '&eventId=674';
+    const expected = [
+      {
+        url: '/timer?user=guest&eventId=674&alias=demopage',
+      },
+    ];
+
+    expect(getAliasRoute(location, aliases, urlSearchParams)).toStrictEqual(expected[0].url);
+  });
+  test('generate no url to redirect to when the current URL the same url', () => {
+    const aliases = [
+      {
+        enabled: true,
+        alias: 'demopage',
+        pathAndParams: '/timer?user=guest',
+      },
+    ];
+    // let current location be the actual url with alias attached to it
+    const location = resolvePath(aliases[0].pathAndParams);
+    const urlSearchParams = new URLSearchParams(location.search);
+    urlSearchParams.append('alias', aliases[0].alias); //
+
+    expect(getAliasRoute(location, aliases, urlSearchParams)).toBeNull();
+  });
+});

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}`;
+};

apps/client/src/features/AliasWrapper.tsx

@@ -0,0 +1,28 @@
+/* eslint-disable react/display-name */
+import useAliases from '../common/hooks-query/useAliases';
+import { getAliasRoute } from '../common/utils/aliases';
+import { ComponentType, useEffect } from 'react';
+import { useSearchParams, useNavigate, useLocation } from 'react-router-dom';
+
+const withAlias = <P extends object>(Component: ComponentType<P>) => {
+  return (props: Partial<P>) => {
+    const { data } = useAliases();
+    const [searchParams] = useSearchParams();
+    const navigate = useNavigate();
+    const location = useLocation();
+
+    // navigate if is alias route
+    useEffect(() => {
+      if (!data) return;
+      const url = getAliasRoute(location, data, searchParams);
+      // navigate to this route if its not empty
+      if (url) {
+        navigate(url);
+      }
+    }, [data, searchParams, navigate, location]);
+
+    return <Component {...props} />;
+  };
+};
+
+export default withAlias;

apps/client/src/features/modals/settings-modal/AliasesForm.tsx

@@ -131,7 +131,7 @@ export default function AliasesForm() {
                 isDisabled={disableInputs}
               />
               <TooltipActionBtn
-                clickHandler={(event) => handleLinks(event, alias.pathAndParams)}
+                clickHandler={(event) => handleLinks(event, alias.alias)}
                 tooltip='Test alias'
                 aria-label='Test alias'
                 size='xs'