From d0b2bf3250797064198bd48ef70212db1d180b73 Mon Sep 17 00:00:00 2001
From: QiTao Weng <qitaoweng@gmail.com>
Date: Sat, 9 Apr 2022 13:26:54 -0500
Subject: [PATCH 1/4] UI update

---
 src/App.vue             | 8 ++++++--
 src/components/Home.vue | 2 +-
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/App.vue b/src/App.vue
index 9e482ed..06aa3e6 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -8,13 +8,17 @@ import Home from './components/Home.vue'
 </template>
 
 <style>
+body {
+  margin-top: 0px;
+  height: 100%;
+  background: #1e2361;
+}
 #app {
   font-family: Avenir, Helvetica, Arial, sans-serif;
   -webkit-font-smoothing: antialiased;
   -moz-osx-font-smoothing: grayscale;
   text-align: center;
-  color: #2c3e50;
+  color: #4484c4;
   margin-top: 60px;
 }
-
 </style>
diff --git a/src/components/Home.vue b/src/components/Home.vue
index 2486976..70a2de7 100644
--- a/src/components/Home.vue
+++ b/src/components/Home.vue
@@ -20,7 +20,7 @@ const login = () => {
 
 <style scoped>
 button {
-  background-color: #215b8a; /* Green */
+  background-color: #4484c4;
   border: none;
   color: white;
   padding: 15px 32px;

From 95b517d620b266ef161717b5ec1c638df4527c86 Mon Sep 17 00:00:00 2001
From: QiTao Weng <qitaoweng@gmail.com>
Date: Sat, 9 Apr 2022 14:39:23 -0500
Subject: [PATCH 2/4] Add login route and logout page

---
 src/main.ts        |  2 +-
 src/pages/Auth.vue | 19 +++++++++++++++++++
 src/router.ts      |  5 +++++
 3 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 src/pages/Auth.vue

diff --git a/src/main.ts b/src/main.ts
index 21ec924..6ff2f95 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -54,7 +54,7 @@ app.use(
     createAuth0({
         domain: 'dev-ge84r-eu.us.auth0.com',
         client_id: 'zHjZGg1uPws0DkQg5bRdKcDX8m6AuTZl', // eslint-disable-line camelcase
-        redirect_uri: window.location.origin, // eslint-disable-line camelcase
+        redirect_uri: window.location.origin + '/auth', // eslint-disable-line camelcase
     }),
 )
 
diff --git a/src/pages/Auth.vue b/src/pages/Auth.vue
new file mode 100644
index 0000000..1ac6966
--- /dev/null
+++ b/src/pages/Auth.vue
@@ -0,0 +1,19 @@
+<script setup lang="ts">
+
+import { useAuth0 } from '@auth0/auth0-vue';
+import router from '../router';
+
+const { user, isAuthenticated, logout } = useAuth0();
+isAuthenticated
+const route = router.resolve({ path: '/'})
+const absoluteURL = new URL(route.href, window.location.href).href
+const leave = () => logout({ returnTo: absoluteURL })
+
+</script>
+<template>
+    <div>
+        <h2>User Profile</h2>
+         <code>{{ user }}</code>
+         <button @click="leave">Log out</button>
+    </div>
+</template>
diff --git a/src/router.ts b/src/router.ts
index e0a2ff8..0d34fd1 100644
--- a/src/router.ts
+++ b/src/router.ts
@@ -17,6 +17,11 @@ const routes = [
         name: 'Editor',
         component: () => import('./pages/Editor.vue'),
     },
+    {
+        path:'/auth',
+        name: 'Auth',
+        component: () => import('./pages/Auth.vue'),
+    },
 ]
 
 const router = createRouter({

From e9fb5ac088fc01e5485bbf8674775cb4e9b422bf Mon Sep 17 00:00:00 2001
From: QiTao Weng <qitaoweng@gmail.com>
Date: Sat, 9 Apr 2022 20:06:25 -0500
Subject: [PATCH 3/4] Abandoning Auth0 and creating our own login/registration

---
 package.json             |  2 ++
 pnpm-lock.yaml           | 13 +++++++++++
 src/App.vue              |  3 +--
 src/components/Login.vue | 47 ++++++++++++++++++++++++++++++++++++++++
 src/main.ts              |  6 ++---
 src/pages/Auth.vue       | 19 ----------------
 src/pages/Home.vue       | 46 +++++++++++++++++++++++++++++++++++++++
 src/pages/Login.vue      | 33 ----------------------------
 src/router.ts            |  7 +-----
 9 files changed, 113 insertions(+), 63 deletions(-)
 create mode 100644 src/components/Login.vue
 delete mode 100644 src/pages/Auth.vue
 create mode 100644 src/pages/Home.vue
 delete mode 100644 src/pages/Login.vue

diff --git a/package.json b/package.json
index 5e35781..944f4d3 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,7 @@
     "@quasar/extras": "^1.13.5",
     "@types/katex": "^0.14.0",
     "@types/uuid": "^8.3.4",
+    "@types/validator": "^13.7.2",
     "@vuetify/vite-plugin": "1.0.0-alpha.10",
     "dependency-graph": "^0.11.0",
     "install": "^0.13.0",
@@ -27,6 +28,7 @@
     "mathjs": "^10.4.3",
     "quasar": "^2.6.6",
     "uuid": "^8.3.2",
+    "validator": "^13.7.0",
     "vue": "^3.2.25",
     "vue-router": "^4.0.14",
     "vuetify": "3.0.0-beta.0"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 992a4ae..62d70a1 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -7,6 +7,7 @@ specifiers:
   '@quasar/vite-plugin': ^1.0.9
   '@types/katex': ^0.14.0
   '@types/uuid': ^8.3.4
+  '@types/validator': ^13.7.2
   '@typescript-eslint/eslint-plugin': ^5.18.0
   '@typescript-eslint/parser': ^5.18.0
   '@vitejs/plugin-vue': ^2.3.1
@@ -21,6 +22,7 @@ specifiers:
   sass: 1.32.0
   typescript: ^4.5.4
   uuid: ^8.3.2
+  validator: ^13.7.0
   vite: ^2.9.0
   vue: ^3.2.25
   vue-router: ^4.0.14
@@ -32,6 +34,7 @@ dependencies:
   '@quasar/extras': 1.13.5
   '@types/katex': 0.14.0
   '@types/uuid': 8.3.4
+  '@types/validator': 13.7.2
   '@vuetify/vite-plugin': 1.0.0-alpha.10_vite@2.9.1+vuetify@3.0.0-beta.0
   dependency-graph: 0.11.0
   install: 0.13.0
@@ -39,6 +42,7 @@ dependencies:
   mathjs: 10.4.3
   quasar: 2.6.6
   uuid: 8.3.2
+  validator: 13.7.0
   vue: 3.2.31
   vue-router: 4.0.14_vue@3.2.31
   vuetify: 3.0.0-beta.0_vue@3.2.31
@@ -389,6 +393,10 @@ packages:
     resolution: {integrity: sha512-c/I8ZRb51j+pYGAu5CrFMRxqZ2ke4y2grEBO5AUjgSkSk+qT2Ea+OdWElz/OiMf5MNpn2b17kuVBwZLQJXzihw==}
     dev: false
 
+  /@types/validator/13.7.2:
+    resolution: {integrity: sha512-KFcchQ3h0OPQgFirBRPZr5F/sVjxZsOrQHedj3zi8AH3Zv/hOLx2OLR4hxR5HcfoU+33n69ZuOfzthKVdMoTiw==}
+    dev: false
+
   /@types/vfile-message/2.0.0:
     resolution: {integrity: sha512-GpTIuDpb9u4zIO165fUy9+fXcULdD8HFRNli04GehoMVbeNq7D6OBnqSmg3lxZnC+UvgUhEWKxdKiwYUkGltIw==}
     deprecated: This is a stub types definition. vfile-message provides its own type definitions, so you do not need this installed.
@@ -3745,6 +3753,11 @@ packages:
       spdx-expression-parse: 3.0.1
     dev: true
 
+  /validator/13.7.0:
+    resolution: {integrity: sha512-nYXQLCBkpJ8X6ltALua9dRrZDHVYxjJ1wgskNt1lH9fzGjs3tgojGSCBjmEPwkWS1y29+DrizMTW19Pr9uB2nw==}
+    engines: {node: '>= 0.10'}
+    dev: false
+
   /vfile-message/1.1.1:
     resolution: {integrity: sha512-1WmsopSGhWt5laNir+633LszXvZ+Z/lxveBf6yhGsqnQIhlhzooZae7zV6YVM1Sdkw68dtAW3ow0pOdPANugvA==}
     dependencies:
diff --git a/src/App.vue b/src/App.vue
index ef017f8..16caa3d 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,8 +1,7 @@
 <script setup lang="ts">
-import Home from "./pages/Login.vue";
+import Home from "./pages/Home.vue";
 // This starter template is using Vue 3 <script setup> SFCs
 // Check out https://v3.vuejs.org/api/sfc-script-setup.html#sfc-script-setup
-import HelloWorld from "./components/HelloWorld.vue";
 import { MathStatement } from "./support/parse";
 import { MathPage } from "./support/page";
 import { ref } from "vue";
diff --git a/src/components/Login.vue b/src/components/Login.vue
new file mode 100644
index 0000000..42563fb
--- /dev/null
+++ b/src/components/Login.vue
@@ -0,0 +1,47 @@
+<script setup lang="ts">
+import { ref } from 'vue'
+import validator from 'validator'
+const name = ref<string>('')
+const email = ref<string>('')
+const password = ref<string>('')
+const passwordConfirm = ref<string>('')
+const btnDisabled = ref<boolean>(true)
+const isRegistration =ref<boolean>(false)
+
+const checkForm = () => {
+    btnDisabled.value = 
+    (isRegistration.value 
+    && (password.value != passwordConfirm.value
+    || name.value.length == 0))
+    || password.value.length < 8
+    || email.value.length == 0
+    || !validator.isEmail(email.value);
+}
+</script>
+
+<template>
+    
+        <q-card-section v-if="!isRegistration">
+            <q-form class="q-gutter-md">
+                <q-input v-model="email" v-on:keyup="checkForm()" type="email" label="email" />
+                <q-input v-model="password" v-on:keyup="checkForm()" type="password" label="password" />
+            </q-form>
+        </q-card-section>
+        <q-card-section v-else>
+            <q-form class="q-gutter-md">
+                <q-input v-model="name" v-on:keyup="checkForm()" type="text" label="name" />
+                <q-input v-model="email" v-on:keyup="checkForm()" type="email" label="email" />
+                <q-input v-model="password" v-on:keyup="checkForm()" type="password" label="password" />
+                <q-input v-model="passwordConfirm" v-on:keyup="checkForm()" type="password" label="password confirmation" />
+
+            </q-form>
+        </q-card-section>
+        <q-card-actions class="q-px-md">
+            <q-btn unelevated color="primary" size="lg" :disable=btnDisabled class="full-width" :label="isRegistration? 'Register' : 'Login'" />
+        </q-card-actions>
+        <q-card-section class="text-center q-pa-none">
+            
+            <p class="text-grey-6">{{isRegistration? 'Have an account?' :'Not reigistered?'}} <a href="#" @click="isRegistration = !isRegistration; checkForm()">{{isRegistration? 'Login':'Created an Account'}}</a></p>
+        </q-card-section>
+</template>
+
diff --git a/src/main.ts b/src/main.ts
index 6ff2f95..a3b8e9d 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -20,8 +20,8 @@ import '@quasar/extras/material-icons/material-icons.css'
 import '@quasar/extras/fontawesome-v6/fontawesome-v6.css'
 
 // A few examples for animations from Animate.css:
-// import @quasar/extras/animate/fadeIn.css
-// import @quasar/extras/animate/fadeOut.css
+import '@quasar/extras/animate/fadeInUp.css'
+import '@quasar/extras/animate/fadeOutUp.css'
 
 // Import Quasar css
 import 'quasar/src/css/index.sass'
@@ -54,7 +54,7 @@ app.use(
     createAuth0({
         domain: 'dev-ge84r-eu.us.auth0.com',
         client_id: 'zHjZGg1uPws0DkQg5bRdKcDX8m6AuTZl', // eslint-disable-line camelcase
-        redirect_uri: window.location.origin + '/auth', // eslint-disable-line camelcase
+        redirect_uri: window.location.origin + '/api/login/callback', // eslint-disable-line camelcase
     }),
 )
 
diff --git a/src/pages/Auth.vue b/src/pages/Auth.vue
deleted file mode 100644
index 1ac6966..0000000
--- a/src/pages/Auth.vue
+++ /dev/null
@@ -1,19 +0,0 @@
-<script setup lang="ts">
-
-import { useAuth0 } from '@auth0/auth0-vue';
-import router from '../router';
-
-const { user, isAuthenticated, logout } = useAuth0();
-isAuthenticated
-const route = router.resolve({ path: '/'})
-const absoluteURL = new URL(route.href, window.location.href).href
-const leave = () => logout({ returnTo: absoluteURL })
-
-</script>
-<template>
-    <div>
-        <h2>User Profile</h2>
-         <code>{{ user }}</code>
-         <button @click="leave">Log out</button>
-    </div>
-</template>
diff --git a/src/pages/Home.vue b/src/pages/Home.vue
new file mode 100644
index 0000000..a2b297b
--- /dev/null
+++ b/src/pages/Home.vue
@@ -0,0 +1,46 @@
+<script setup lang="ts">
+import { ref } from 'vue'
+import Login from '../components/Login.vue'
+
+defineProps<{ msg: string }>()
+
+const show = ref<boolean>(true)
+</script>
+
+<template>
+  <q-layout>
+    <h1>{{ msg }}</h1>
+    <transition
+      appear
+      enter-active-class="animated fadeInUp"
+      leave-active-class="animated fadeOutUp"
+      mode="out-in"
+    >
+      <q-btn color="primary" text-color="white" @click="show = !show" v-if="show">Start</q-btn>
+      <div class="login" v-else>
+        <q-card square bordered class="q-pa-lg shadow-1">
+          <Login />
+        </q-card>
+      </div>
+    </transition>
+  </q-layout>
+</template>
+
+<style scoped>
+button {
+  background-color: #4484c4;
+  border: none;
+  color: white;
+  padding: 15px 32px;
+  text-align: center;
+  text-decoration: none;
+  display: inline-block;
+  font-size: 32px;
+  border-radius: 5px;
+}
+
+.login {
+  max-width: 30em;
+  margin: auto;
+}
+</style>
diff --git a/src/pages/Login.vue b/src/pages/Login.vue
deleted file mode 100644
index 70a2de7..0000000
--- a/src/pages/Login.vue
+++ /dev/null
@@ -1,33 +0,0 @@
-<script setup lang="ts">
-import { ref } from 'vue'
-import { useAuth0 } from '@auth0/auth0-vue';
-
-defineProps<{ msg: string }>()
-
-const { loginWithRedirect } = useAuth0();
-
-const login = () => {
-    loginWithRedirect();
-}
-</script>
-
-<template>
-  <h1>{{ msg }}</h1>
-
-  <button @click="login">Log in</button>
-  
-</template>
-
-<style scoped>
-button {
-  background-color: #4484c4;
-  border: none;
-  color: white;
-  padding: 15px 32px;
-  text-align: center;
-  text-decoration: none;
-  display: inline-block;
-  font-size: 32px;
-  border-radius: 5px;
-}
-</style>
diff --git a/src/router.ts b/src/router.ts
index 0d34fd1..c747a57 100644
--- a/src/router.ts
+++ b/src/router.ts
@@ -1,5 +1,5 @@
 import { createRouter, createWebHistory } from 'vue-router'
-import Home from './pages/Login.vue'
+import Home from './pages/Home.vue'
 
 const routes = [
     {
@@ -17,11 +17,6 @@ const routes = [
         name: 'Editor',
         component: () => import('./pages/Editor.vue'),
     },
-    {
-        path:'/auth',
-        name: 'Auth',
-        component: () => import('./pages/Auth.vue'),
-    },
 ]
 
 const router = createRouter({

From 7e016ad147c4b1d016e519f13cf14b8f02d52685 Mon Sep 17 00:00:00 2001
From: QiTao Weng <qitaoweng@gmail.com>
Date: Sun, 10 Apr 2022 00:25:44 -0500
Subject: [PATCH 4/4] Reformatting, removing auth0, add login status checks for
 redirects and logout button visibility, and fixing api call parameters

---
 src/App.vue              |  50 ++++++++++++--
 src/components/Login.vue | 143 ++++++++++++++++++++++++++++++---------
 src/main.ts              |   9 ---
 src/pages/Editor.vue     |  34 +++++++++-
 src/pages/Scratch.vue    |  65 +++++++++---------
 src/support/auth.ts      |  10 +++
 6 files changed, 232 insertions(+), 79 deletions(-)
 create mode 100644 src/support/auth.ts

diff --git a/src/App.vue b/src/App.vue
index 5544ba7..c61b401 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -4,10 +4,51 @@ import Home from "./pages/Home.vue";
 // Check out https://v3.vuejs.org/api/sfc-script-setup.html#sfc-script-setup
 import { MathStatement } from "./support/parse";
 import { MathPage } from "./support/page";
-import { ref } from "vue";
+import { onMounted, ref } from "vue";
+import { checkLoggedIn, loggedOut, loggedIn } from "./support/auth";
+import router from "./router";
 
 (window as any).Stmt = MathStatement;
 (window as any).Pg = MathPage;
+
+const status = ref(checkLoggedIn())
+
+; (async () => {
+    const response = await fetch('/api/login/status/', {
+      method: 'GET',
+      headers: {
+        'Accept': 'application/json',
+      },
+    })
+    const res = (await response.json()) as unknown as any
+    if (res.data.hasUser) {
+      loggedIn()
+    }
+    status.value = checkLoggedIn()
+  })()
+
+onMounted(() => {
+  status.value = checkLoggedIn()
+  console.log(status.value)
+})
+
+router.afterEach(() => {
+  status.value = checkLoggedIn()
+  console.log(status.value)
+})
+
+const logout = async () => {
+  const response = await fetch('/api/logout/', {
+    method: 'POST',
+    headers: {
+      'Accept': 'application/json',
+    },
+  })
+  loggedOut()
+  status.value = checkLoggedIn()
+  router.push({path: '/'})
+}
+
 </script>
 
 <template>
@@ -17,15 +58,14 @@ import { ref } from "vue";
         <q-toolbar-title>
           <q-avatar>
             <img src="https://cdn.quasar.dev/logo-v2/svg/logo-mono-white.svg" />
-          </q-avatar>
-          Title
+          </q-avatar>Title
         </q-toolbar-title>
       </q-toolbar>
 
-      <q-tabs align="left">
+      <q-tabs>
         <q-route-tab to="/Scratch" label="Scratch" />
         <q-route-tab to="/Editor" label="Editor" />
-
+        <q-tab v-if="status" @click="logout()" label="Logout" />
       </q-tabs>
     </q-header>
 
diff --git a/src/components/Login.vue b/src/components/Login.vue
index 42563fb..564cb69 100644
--- a/src/components/Login.vue
+++ b/src/components/Login.vue
@@ -1,47 +1,126 @@
 <script setup lang="ts">
-import { ref } from 'vue'
+import { onMounted, ref } from 'vue'
 import validator from 'validator'
+import { checkLoggedIn, loggedIn } from '../support/auth'
+import router from '../router'
 const name = ref<string>('')
 const email = ref<string>('')
 const password = ref<string>('')
 const passwordConfirm = ref<string>('')
 const btnDisabled = ref<boolean>(true)
-const isRegistration =ref<boolean>(false)
+const isRegistration = ref<boolean>(false)
+const error = ref<string>('')
 
 const checkForm = () => {
-    btnDisabled.value = 
-    (isRegistration.value 
-    && (password.value != passwordConfirm.value
-    || name.value.length == 0))
-    || password.value.length < 8
-    || email.value.length == 0
-    || !validator.isEmail(email.value);
+    btnDisabled.value =
+        (isRegistration.value
+            && (password.value != passwordConfirm.value
+                || name.value.length == 0))
+        || password.value.length < 8
+        || email.value.length == 0
+        || !validator.isEmail(email.value);
 }
+
+const submit = async () => {
+    if (isRegistration.value == true) {
+        error.value = await register()
+    } else {
+        error.value = await login()
+    }
+}
+
+const login = async () => {
+    const response = await fetch('/api/login/', {
+        method: 'POST',
+        headers: {
+            'Accept': 'application/json',
+            'Content-Type': 'application/json'
+        },
+        body: JSON.stringify({ email: email.value, password: password.value })
+    })
+
+    const user = (await response.json()) as unknown as any
+    if (!user.success) {
+        return user.message
+    }
+    loggedIn()
+    router.push({ path: '/Editor'})
+}
+
+const register = async () => {
+    const response = await fetch('/api/register', {
+        method: 'POST',
+        headers: {
+            'Accept': 'application/json',
+            'Content-Type': 'application/json'
+        },
+        body: JSON.stringify({ name:name.value, email:email.value, password:password.value })
+    })
+    const user = (await response.json()) as unknown as any
+    if (!user.success) {
+        return user.message
+    }
+    loggedIn()
+    router.push({ path: '/Editor'})
+}
+
+onMounted(() => {
+    if ( checkLoggedIn() ) {
+        router.push({ path: '/Editor'})
+    }
+})
+
 </script>
 
 <template>
-    
-        <q-card-section v-if="!isRegistration">
-            <q-form class="q-gutter-md">
-                <q-input v-model="email" v-on:keyup="checkForm()" type="email" label="email" />
-                <q-input v-model="password" v-on:keyup="checkForm()" type="password" label="password" />
-            </q-form>
-        </q-card-section>
-        <q-card-section v-else>
-            <q-form class="q-gutter-md">
-                <q-input v-model="name" v-on:keyup="checkForm()" type="text" label="name" />
-                <q-input v-model="email" v-on:keyup="checkForm()" type="email" label="email" />
-                <q-input v-model="password" v-on:keyup="checkForm()" type="password" label="password" />
-                <q-input v-model="passwordConfirm" v-on:keyup="checkForm()" type="password" label="password confirmation" />
-
-            </q-form>
-        </q-card-section>
-        <q-card-actions class="q-px-md">
-            <q-btn unelevated color="primary" size="lg" :disable=btnDisabled class="full-width" :label="isRegistration? 'Register' : 'Login'" />
-        </q-card-actions>
-        <q-card-section class="text-center q-pa-none">
-            
-            <p class="text-grey-6">{{isRegistration? 'Have an account?' :'Not reigistered?'}} <a href="#" @click="isRegistration = !isRegistration; checkForm()">{{isRegistration? 'Login':'Created an Account'}}</a></p>
-        </q-card-section>
+    <q-card-section v-if="!isRegistration">
+        <q-form class="q-gutter-md">
+            <q-input v-model="email" v-on:keyup="checkForm()" type="email" label="email" />
+            <q-input v-model="password" v-on:keyup="checkForm()" type="password" label="password" />
+        </q-form>
+    </q-card-section>
+    <q-card-section v-else>
+        <q-form class="q-gutter-md">
+            <q-input v-model="name" v-on:keyup="checkForm()" type="text" label="name" />
+            <q-input v-model="email" v-on:keyup="checkForm()" type="email" label="email" />
+            <q-input v-model="password" v-on:keyup="checkForm()" type="password" label="password" />
+            <q-input
+                v-model="passwordConfirm"
+                v-on:keyup="checkForm()"
+                type="password"
+                label="password confirmation"
+            />
+        </q-form>
+    </q-card-section>
+    <q-card-section v-if="error">
+        <p class="error">
+            <b>{{ error }}</b>
+        </p>
+    </q-card-section>
+    <q-card-actions class="q-px-md">
+        <q-btn
+            unelevated
+            color="primary"
+            size="lg"
+            :disable="btnDisabled"
+            class="full-width"
+            :label="isRegistration ? 'Register' : 'Login'"
+            @click="submit()"
+        />
+    </q-card-actions>
+    <q-card-section class="text-center q-pa-none">
+        <p class="text-grey-6">
+            {{ isRegistration ? 'Have an account?' : 'Not reigistered?' }}
+            <a
+                href="#"
+                @click="isRegistration = !isRegistration; checkForm()"
+            >{{ isRegistration ? 'Login' : 'Created an Account' }}</a>
+        </p>
+    </q-card-section>
 </template>
+<style>
+.error {
+    color: red;
+}
+</style>
 
diff --git a/src/main.ts b/src/main.ts
index a3b8e9d..7f03814 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -32,7 +32,6 @@ import 'quasar/src/css/index.sass'
 --------------------------------------------------
 */
 import { DraggablePlugin } from '@braks/revue-draggable'
-import { createAuth0 } from '@auth0/auth0-vue'
 
 import 'katex/dist/katex.min.css'
 import 'katex/dist/contrib/auto-render.min'
@@ -50,14 +49,6 @@ app.use(Quasar, {
     plugins: {}, // import Quasar plugins and add here
 })
 
-app.use(
-    createAuth0({
-        domain: 'dev-ge84r-eu.us.auth0.com',
-        client_id: 'zHjZGg1uPws0DkQg5bRdKcDX8m6AuTZl', // eslint-disable-line camelcase
-        redirect_uri: window.location.origin + '/api/login/callback', // eslint-disable-line camelcase
-    }),
-)
-
 app.use(router)
 
 app.use(DraggablePlugin)
diff --git a/src/pages/Editor.vue b/src/pages/Editor.vue
index 3d5fba2..825d345 100644
--- a/src/pages/Editor.vue
+++ b/src/pages/Editor.vue
@@ -12,6 +12,8 @@ import ExpressionEditor from './ExpressionEditor.vue'
 import TextBox from '../components/TextBox.vue'
 import {RichTextBox} from "../support/types";
 import { stepX, stepY } from "../support/const";
+import { checkLoggedIn, loggedOut } from '../support/auth'
+import router from '../router'
 
 const math = new MathPage(uuidv4());
 const statements = ref<MathStatement[]>([]);
@@ -78,7 +80,9 @@ const updateStatements = () => {
   statementsKey.value = uuidv4();
 };
 
-onMounted(updateStatements)
+onMounted(() => {
+  updateStatements() 
+  })
 
 const saveNewVariable = (stmt: MathStatement) => {
   math.addStatement(stmt);
@@ -123,6 +127,31 @@ function richUpdateValue() {
 const removeRichTextBox = (id: number) => {
   richTextStatements.value.splice(id, 1);
 };
+
+/*
+  Auth
+*/
+const status = ref(checkLoggedIn())
+const logout = async () => {
+  const response = await fetch('/api/logout/', {
+    method: 'POST',
+    headers: {
+      'Accept': 'application/json',
+    },
+  })
+  loggedOut()
+  status.value = checkLoggedIn()
+  router.push('/')
+}
+
+onMounted(() => {
+  status.value = checkLoggedIn()
+  console.log(status.value)
+  if (status.value == false ) {
+    router.push({path: '/'})
+  }
+})
+
 </script>
 
 <template>
@@ -138,9 +167,10 @@ const removeRichTextBox = (id: number) => {
           Title
         </q-toolbar-title>
       </q-toolbar>
-      <q-tabs align="left">
+      <q-tabs>
         <q-route-tab to="/Scratch" label="Scratch" />
         <q-route-tab to="/Editor" label="Editor" />
+        <q-tab v-if="status" @click="logout()" label="Logout" />
       </q-tabs>
     </q-header>
 
diff --git a/src/pages/Scratch.vue b/src/pages/Scratch.vue
index 6e54ad8..ba6d7c0 100644
--- a/src/pages/Scratch.vue
+++ b/src/pages/Scratch.vue
@@ -1,40 +1,43 @@
 <script setup lang="ts">
-  import {MathPage} from '../support/page'
-  import {v4 as uuidv4} from 'uuid'
-  import Statement from '../components/Statement.vue'
-  import {MathStatement} from '../support/parse'
-  import {onMounted, ref} from 'vue'
-  import Katex from '../components/Katex.vue'
+import { MathPage } from '../support/page'
+import { v4 as uuidv4 } from 'uuid'
+import Statement from '../components/Statement.vue'
+import { MathStatement } from '../support/parse'
+import { onMounted, ref } from 'vue'
+import Katex from '../components/Katex.vue'
+import { checkLoggedIn, loggedOut } from '../support/auth'
+import router from '../router'
 
-  const page = new MathPage(uuidv4())
-  const stmt1Id = page.addRaw('x = y+3/4')
-  const stmt2Id = page.addRaw('y = 9')
-  const evaluation = page.evaluate()
+const page = new MathPage(uuidv4())
+const stmt1Id = page.addRaw('x = y+3/4')
+const stmt2Id = page.addRaw('y = 9')
+const evaluation = page.evaluate()
 
-  const stmt = page.getStatement(stmt1Id)
-  console.log({page, stmt1Id})
+const stmt = page.getStatement(stmt1Id)
+console.log({ page, stmt1Id })
 
-  let editModal = ref(false)
-  let editExpression = ref('')
-  let editPreview = ref(MathStatement.temp(''))
-  let activeStatement!: MathStatement
+let editModal = ref(false)
+let editExpression = ref('')
+let editPreview = ref(MathStatement.temp(''))
+let activeStatement!: MathStatement
 
-  const editStatement = (stmt: MathStatement) => {
-    console.log('editing statement', stmt, editModal)
-    activeStatement = stmt
-    editPreview.value = MathStatement.temp(stmt.raw)
-    editModal.value = true
-    editExpression.value = stmt.raw
-  }
+const editStatement = (stmt: MathStatement) => {
+  console.log('editing statement', stmt, editModal)
+  activeStatement = stmt
+  editPreview.value = MathStatement.temp(stmt.raw)
+  editModal.value = true
+  editExpression.value = stmt.raw
+}
 
-  let key = ref(uuidv4())
-  const updateEditRender = () => {
-    const previewStmt = MathStatement.temp(editExpression.value)
-    if ( previewStmt.isValid() ) {
-      editPreview.value = MathStatement.temp(editExpression.value)
-      key.value = uuidv4()
-    }
+let key = ref(uuidv4())
+const updateEditRender = () => {
+  const previewStmt = MathStatement.temp(editExpression.value)
+  if (previewStmt.isValid()) {
+    editPreview.value = MathStatement.temp(editExpression.value)
+    key.value = uuidv4()
   }
+}
+
 </script>
 
 <template>
@@ -43,7 +46,7 @@
     <q-card>
       <q-card-section>
         <div style="display: flex; justify-content: center">
-          <Katex :statement="editPreview" :key="key"/>
+          <Katex :statement="editPreview" :key="key" />
         </div>
       </q-card-section>
       <q-card-section>
diff --git a/src/support/auth.ts b/src/support/auth.ts
new file mode 100644
index 0000000..fe0b5e2
--- /dev/null
+++ b/src/support/auth.ts
@@ -0,0 +1,10 @@
+let isLoggedIn = false
+export const checkLoggedIn = () => {
+    return isLoggedIn
+}
+export const loggedIn = () => {
+    isLoggedIn = true
+}
+export const loggedOut = () => {
+    isLoggedIn = false
+}