WIP: Added functions to validate the token

client/src/types/index.ts

@@ -5,3 +5,11 @@ export interface Country {
     id: number
     country: string
 }
+
+export interface JWTokenObject {
+    token_type: string
+    exp: number
+    iat: number
+    jti: string
+    user_id: number
+}

client/src/utils/helpers.ts

@@ -1,5 +1,7 @@
 import moment from 'moment'
 
+import type { JWTokenObject } from "@/types"
+
 export async function resolve<T>(promise: Promise<T>): Promise<[T, any]> {
   try {
     return [await promise, null]
@@ -45,3 +47,15 @@ export function getStatusColor(status: string) {
       return 'grey'
   }
 }
+export function decodeAccessToken(token: string): JWTokenObject {
+  const base64Url = token.split('.')[1];
+  const base64 = base64Url.replace(/-/g, '+').replace(/_/g, '/');
+  const jsonPayload = decodeURIComponent(atob(base64).split('').map(function(c) {
+      return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
+  }).join(''));
+  return JSON.parse(jsonPayload);
+}
+
+export function isValidToken(token: string): boolean{
+  return Date.now() >= decodeAccessToken(token).exp * 1000
+}