From 5c11e02b2c4739507e6e90006b3217b91fdf004a Mon Sep 17 00:00:00 2001
From: Ferdinand Thiessen <rpm@fthiessen.de>
Date: Fri, 6 Nov 2020 01:15:40 +0100
Subject: [PATCH] Axios: Intercept 401 and logut (session expired or revoked)

---
 src/boot/axios.ts | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/boot/axios.ts b/src/boot/axios.ts
index b6255dc..4de466e 100644
--- a/src/boot/axios.ts
+++ b/src/boot/axios.ts
@@ -1,4 +1,4 @@
-import axios, { AxiosInstance } from 'axios';
+import axios, { AxiosInstance, AxiosError } from 'axios';
 import { boot } from 'quasar/wrappers';
 import config from '../config';
 import { Store } from 'vuex';
@@ -15,6 +15,9 @@ export default boot<Store<StateInterface>>(({ Vue, store }) => {
   Vue.prototype.$axios = axios;
   axios.defaults.baseURL = config.baseURL;
 
+  /***
+   * Intercept requests and insert Token if available
+   */
   axios.interceptors.request.use(config => {
     const session = store.state.session.currentSession;
     if (session?.token) {
@@ -22,6 +25,22 @@ export default boot<Store<StateInterface>>(({ Vue, store }) => {
     }
     return config;
   });
+
+  /***
+   * Intercept responses, filter 401 and logout
+   */
+  axios.interceptors.response.use(
+    response => response,
+    error => {
+      if (error && 'response' in error) {
+        const e = <AxiosError>error;
+        if (e.response && e.response.status == 401) {
+          return store.dispatch('session/clearup');
+        }
+      }
+      return Promise.reject(error);
+    }
+  );
 });
 
 export { axios };