implement token exp

src/app/content/hemat-app/service/login.service.ts

@@ -1,21 +1,40 @@
 import { Injectable } from "@angular/core";
 import { HttpClient, HttpHeaders } from "@angular/common/http";
 import { Observable } from "rxjs";
+import { jwtDecode } from "jwt-decode";
+import { Router } from "@angular/router";
+import { AuthService } from "src/app/_services/auth.service";
 
-const BASE_URL = 'https://kapi.absys.ninja/hemat';
+const BASE_URL = "https://kapi.absys.ninja/hemat";
+interface CustomJwtPayload {
+  exp: number;
+  scope: string;
+  iat: number;
+  preferred_username: string;
+  name: string;
+  email: string;
+  family_name: string;
+  given_name: string;
+  sub: string;
+}
 
 @Injectable({
   providedIn: "root",
 })
 export class LoginService {
-  constructor(private http: HttpClient) {}
+  private readonly tokenKey = "currentUser";
+  constructor(
+    private http: HttpClient,
+    private router: Router,
+    public logoutService: AuthService
+  ) {}
 
   updatePassword(data: any): Observable<any> {
     const endpoint = `/users`;
     const url = `${BASE_URL}${endpoint}/reset-password`;
     const headers = new HttpHeaders({
-      'Content-Type': 'application/json',
-      'x-api-key': 'j2yaYvPSQcsEEmHh3NEobfiXyyXmmnHT'
+      "Content-Type": "application/json",
+      "x-api-key": "j2yaYvPSQcsEEmHh3NEobfiXyyXmmnHT",
     });
     return this.http.put<any>(url, data, { headers });
   }
@@ -51,4 +70,33 @@ export class LoginService {
     return this.http.post(`${url}`, body, { headers });
   }
 
+  isTokenExpired(): boolean {
+    const tokenData = localStorage.getItem(this.tokenKey);
+    if (tokenData) {
+      const tokenInfo = JSON.parse(tokenData);
+      const decodedToken = jwtDecode<CustomJwtPayload>(tokenInfo.refresh_token);
+      const expiryDate = decodedToken.exp * 1000;
+      const now = new Date().getTime();
+      return now > expiryDate;
+    }
+    return true;
+  }
+
+  checkTokenAndRedirect(): void {
+    if (this.isTokenExpired()) {
+      // Token sudah kedaluwarsa, arahkan ke halaman login
+      // console.log("Token expired, redirecting to login page...");
+      this.logoutService.doLogout().then(
+        (res) => {
+          this.router.navigate(["/login"]);
+        },
+        (err) => {
+          console.log(err);
+        }
+      );
+      this.router.navigate(["/login"]);
+    } else {
+      console.log("Token is valid, continuing...");
+    }
+  }
 }