back button issues fixed and missing app module fixed

ng6-seed/src/app/AwsService/aws.service.ts

@@ -167,9 +167,12 @@ export class AwsService {
     * Logout function
     */
    logout(){
+    
      return Observable.create(observe=>{
     this.shared.getCurrentUser().signOut(); 
+    
     observe.next();
+    
       observe.complete();
   });
   }

ng6-seed/src/app/AwsService/cognito.service.ts

@@ -11,6 +11,7 @@ import {
   CognitoUserSession
 } from "amazon-cognito-identity-js";
 import { environment } from '../../environments/environment';
+import { BehaviorSubject } from 'rxjs';
 const sineedge_poolData = { 
   UserPoolId: "ap-south-1_y7dt3iEaX", //ap-south-1_qQ85yQZJO UserName :SPARQ_SINEEDGE_DEV
   ClientId: "291qt4smn5pql6o8cc2hi201lj" // ClientName: SINEEDGE_DEV_WEB
@@ -49,6 +50,7 @@ export interface Callback {
   providedIn: 'root'
 })
 export class CognitoService implements CanActivateChild {
+  public loggedIn :boolean = false;
   // public static _REGION = environment.region;
 
   // public static _IDENTITY_POOL_ID = environment.identityPoolId;
@@ -59,6 +61,14 @@ export class CognitoService implements CanActivateChild {
   //     UserPoolId: CognitoService._USER_POOL_ID,
   //     ClientId: CognitoService._CLIENT_ID
   // };
+  get isLoggedIn() {
+    if(sineedgedevUserpool.getCurrentUser() !=null){
+      this.loggedIn = true;
+    }else{
+      this.loggedIn = false;
+    }
+    return this.loggedIn; // {2}
+  }
   canActivateChild(){
     if(this.getToken()){
       //alert('session valid')
@@ -82,6 +92,7 @@ isloggin:boolean = false;
   // }
 
   getCurrentUser() {
+    
       return sineedgedevUserpool.getCurrentUser();
   }
   constructor(public route:Router) { }

ng6-seed/src/app/_guard/auth.guard.ts

@@ -1,54 +1,46 @@
-// import { Injectable } from '@angular/core';
-// import { Router, CanActivate, ActivatedRouteSnapshot, RouterStateSnapshot, CanActivateChild } from '@angular/router';
-// import { Observable ,  of } from 'rxjs';
+import { Injectable } from '@angular/core';
+import { Router, CanActivate, ActivatedRouteSnapshot, RouterStateSnapshot, CanActivateChild } from '@angular/router';
+import { Observable ,  of } from 'rxjs';
+import { CognitoService } from '../AwsService/cognito.service';
+@Injectable()
+export class AuthGuard implements CanActivate, CanActivateChild {
 
-// @Injectable()
-// export class AuthGuard implements CanActivate, CanActivateChild {
+    constructor(private router: Router,public shared:CognitoService) { }
 
-//     constructor(private router: Router) { }
+    canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot) {
+        if (this.shared.getToken()) {
+            alert("if");
+            // this.router.navigate(['']);
+            return true
+        } else {
+            alert("else");
+            this.router.navigate(['/login']);
+            return false;
+        }
+    }
 
-//     canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot) {
-//         if (localStorage.getItem('token') != null) {
-//             // this.router.navigate(['']);
-//             return true
-//         } else {
-//             this.router.navigate(['/login']);
-//             return false;
-//         }
-//     }
+    canActivateChild(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): boolean {
+       
+        if (this.shared.getToken()) {
+            // alert("if");
+            
+                return true;
+        } else {
+            // alert("else");
+            this.router.navigate(['/login']);
+            return false;
+            
+        }
+    }
 
-//     canActivateChild(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): boolean {
-//         if (this.loginService.loggedIn()) {
-//             let roles = route.data["role"] as Array<string>;
-//             console.log("dataRole: " +roles);
-//             if(roles.length > -1){
-//                 var match = this.loginService.roleMatch(roles);
-//                 if(match){
-//                     // this.router.navigate(['./dashboard']);
-//                     return this.loginService.loggedIn()
-//                 }
-//                 else {
-//                     this.router.navigate(['./404']);
-//                     return this.loginService.loggedIn();
-//                 }
-//             } else {
-//                 this.router.navigate(['/login']);
-//                 return this.loginService.loggedIn();
-//             }
-//         } else {
-//             this.router.navigate(['/login']);
-//             return this.loginService.loggedIn();
-//         }
-//     }
+    // public getToken(): string {
+    //     return localStorage.getItem('token');
+    // }
 
-//     public getToken(): string {
-//         return localStorage.getItem('token');
-//     }
-
-//     public logOut() {
-//         localStorage.clear();
-//         if(localStorage.getItem('token') === null){
-//             this.router.navigate(['/login']);
-//         }
-//     }
-// }
+    // public logOut() {
+    //     localStorage.clear();
+    //     if(localStorage.getItem('token') === null){
+    //         this.router.navigate(['/login']);
+    //     }
+    // }
+}

ng6-seed/src/app/app.module.ts

@@ -30,7 +30,7 @@ import {MatCheckboxModule} from '@angular/material/checkbox';
 import {MatProgressBarModule} from '@angular/material/progress-bar';
 import {MatSelectModule} from '@angular/material/select';
 import {MatCardModule} from '@angular/material/card';
-import { ChangePasswordDialog } from './settings/users/'
+import {ChangePasswordDialog} from './settings/users/user-profile/user-profile.component';
 
 import { AppRoutes } from './app.routing';
 import { AppComponent } from './app.component';
@@ -40,6 +40,7 @@ import { SharedModule } from './shared/shared.module';
 import { AwsService } from './AwsService/aws.service';
 import { TokenInterceptor } from './_guard/token.interceptor';
 import { NewPasswordDialog, ForgotPass } from './session/login/login.component';
+import { AuthGuard } from './_guard/auth.guard';
 export function HttpLoaderFactory(http: HttpClient) {
     return new TranslateHttpLoader(http);
 }
@@ -57,7 +58,7 @@ const DEFAULT_PERFECT_SCROLLBAR_CONFIG: PerfectScrollbarConfigInterface = {
     AppComponent,
     AdminLayoutComponent,
     AuthLayoutComponent,
-    NewPasswordDialog,ForgotPass,ChangePasswordDialog
+    NewPasswordDialog,ForgotPass,ChangePasswordDialog,
   ],
   imports: [
     BrowserModule,
@@ -93,7 +94,7 @@ const DEFAULT_PERFECT_SCROLLBAR_CONFIG: PerfectScrollbarConfigInterface = {
       provide: LocationStrategy,
       useClass: HashLocationStrategy,
     },
-    AwsService,
+    AwsService,AuthGuard,
     TranslateService,
     // {
     //    provide: PERFECT_SCROLLBAR_CONFIG,

ng6-seed/src/app/app.routing.ts

@@ -3,6 +3,7 @@ import { Routes } from '@angular/router';
 import { AdminLayoutComponent } from './layouts/admin/admin-layout.component';
 import { AuthLayoutComponent } from './layouts/auth/auth-layout.component';
 import { CognitoService} from './AwsService/cognito.service';
+import { AuthGuard } from './_guard/auth.guard';
 export const AppRoutes: Routes = [{
   path: '',
   redirectTo: 'home',
@@ -10,7 +11,7 @@ export const AppRoutes: Routes = [{
 }, {
   path: '',
   component: AdminLayoutComponent,
-  canActivateChild:[CognitoService],
+  canActivateChild:[AuthGuard],
   children: [{
     path: 'home',
     loadChildren: './dashboard/dashboard.module#DashboardModule'

ng6-seed/src/app/session/login/login.component.ts

@@ -20,7 +20,7 @@ import { CognitoService } from '../../AwsService/cognito.service';
   styleUrls: ['./login-component.scss'],
   encapsulation: ViewEncapsulation.None,
 })
-export class LoginComponent {
+export class LoginComponent implements OnInit{
   changepass: FormGroup;
   email: string;
   password: string;
@@ -43,6 +43,10 @@ export class LoginComponent {
     private router: Router, public aws: AwsService, public dialog: MatDialog,
   public shared:CognitoService,) {
     
+  }
+  ngOnInit(){
+    this.loggedInCheck();
+    
   }
 /**
  * @param email
@@ -103,9 +107,17 @@ export class LoginComponent {
       console.log(res);
 
     })
-
-
-
+  }
+  loggedInCheck(){
+    //alert(this.shared.isLoggedIn);
+      if(this.shared.isLoggedIn){
+       // alert("if");
+        this.router.navigate(['/home']);
+        return false;
+      }else{
+        //alert("else");
+        return true;
+      }
   }
 
 }