Create admin page

frontend/src/app/[locale]/TokenProvider.tsx

@@ -3,6 +3,7 @@ import { createContext, useState, useEffect } from 'react';
 import { TokenContextType, TokenType } from '@/types/user';
 import { TokenProps } from '@/types/user';
 import { useRouter, usePathname } from '@/src/navigation';
+import { roles } from '@/config/selection';
 const LOCAL_STORAGE_KEY = 'testplat-auth-token';
 
 function storeTokenToLocalStorage(token: TokenType) {
@@ -19,6 +20,7 @@ const defaultContext = {
     user: null,
   },
   isSignedIn: () => false,
+  isAdmin: () => false,
   setToken: (token: TokenType) => {},
   storeTokenToLocalStorage,
   removeTokenFromLocalStorage,
@@ -50,9 +52,26 @@ const TokenProvider = ({ locale, children }: TokenProps) => {
     return false;
   };
 
+  const isAdmin = () => {
+    // check token
+    if (token && token.user && token.user.username) {
+      // check expire date
+      if (Date.now() < token.expires_at) {
+        // check role
+        const adminRoleIndex = roles.findIndex((entry) => entry.uid === 'administrator');
+        if (token.user.role === adminRoleIndex) {
+          return true;
+        }
+      }
+    }
+
+    return false;
+  };
+
   const tokenContext = {
     token,
     isSignedIn,
+    isAdmin,
     setToken,
     storeTokenToLocalStorage,
     removeTokenFromLocalStorage,