main access, refresh token methods and loggin out

Author: supalarry

frontend/src/auth/logOut.js

@@ -0,0 +1,10 @@
+/* eslint-disable import/prefer-default-export */
+
+export const logOut = async () => {
+  localStorage.removeItem(process.env.VUE_APP_ACCESS_TOKEN);
+  localStorage.removeItem(process.env.VUE_APP_REFRESH_TOKEN);
+  localStorage.removeItem(process.env.VUE_APP_VUEX_PERSISTED_STATE);
+  localStorage.removeItem(process.env.VUE_APP_SECURE_LS_METADATA);
+  await this.$store.dispatch('logout');
+  await this.$router.push('/accounts/signin');
+};

frontend/src/auth/tokens.js

@@ -0,0 +1,37 @@
+/* eslint-disable max-len */
+import jwtDecode from 'jwt-decode';
+import Axios from 'axios';
+import { logOut } from './logOut';
+
+export const setAccessToken = (token) => (localStorage.setItem(process.env.VUE_APP_ACCESS_TOKEN, token));
+export const setRefreshToken = (token) => (localStorage.setItem(process.env.VUE_APP_REFRESH_TOKEN, token));
+
+export const getAccessToken = () => (localStorage.getItem(process.env.VUE_APP_ACCESS_TOKEN));
+export const getRefreshToken = () => (localStorage.getItem(process.env.VUE_APP_REFRESH_TOKEN));
+
+export const tokenIsValid = (token) => {
+  try {
+    const { exp } = jwtDecode(token);
+    return (Date.now() < exp * 1000);
+  } catch (error) {
+    return false;
+  }
+};
+
+export const renewAccessToken = async () => {
+  if (getRefreshToken()) {
+    try {
+      const response = await Axios.post('/auth/refresh', {});
+      localStorage.setItem('matchaAccessToken', response.data.access_token);
+    } catch (error) {
+      await logOut();
+    }
+  }
+};
+
+export const handleAccessTokenExpiration = async () => {
+  const accessToken = getAccessToken();
+  if (accessToken && !tokenIsValid(accessToken)) {
+    await renewAccessToken();
+  }
+};