reduce token expiration timeout

npm/ng-packs/packages/core/src/lib/core.module.ts

@@ -3,7 +3,7 @@ import { HTTP_INTERCEPTORS, HttpClientModule, HttpClientXsrfModule } from '@angu
 import { APP_INITIALIZER, Injector, ModuleWithProviders, NgModule } from '@angular/core';
 import { FormsModule, ReactiveFormsModule } from '@angular/forms';
 import { RouterModule } from '@angular/router';
-import { OAuthModule, OAuthStorage } from 'angular-oauth2-oidc';
+import { OAuthModule, OAuthService, OAuthStorage } from 'angular-oauth2-oidc';
 import { AbstractNgModelComponent } from './abstracts/ng-model.component';
 import { DynamicLayoutComponent } from './components/dynamic-layout.component';
 import { ReplaceableRouteContainerComponent } from './components/replaceable-route-container.component';
@@ -37,6 +37,7 @@ import { getInitialData, localeInitializer } from './utils/initial-utils';
 import { ShortDateTimePipe } from './pipes/short-date-time.pipe';
 import { ShortTimePipe } from './pipes/short-time.pipe';
 import { ShortDatePipe } from './pipes/short-date.pipe';
+import { TimeoutLimitedOAuthService } from './services/timeout-limited-oauth.service';
 
 export function storageFactory(): OAuthStorage {
   return oAuthStorage;
@@ -184,6 +185,7 @@ export class CoreModule {
           useFactory: noop,
         },
         { provide: OAuthStorage, useFactory: storageFactory },
+        { provide: OAuthService, useClass: TimeoutLimitedOAuthService },
         { provide: TENANT_KEY, useValue: options.tenantKey || '__tenant' },
         {
           provide: LOCALIZATIONS,

npm/ng-packs/packages/core/src/lib/services/index.ts

@@ -19,3 +19,4 @@ export * from './routes.service';
 export * from './session-state.service';
 export * from './subscription.service';
 export * from './track-by.service';
+export * from './timeout-limited-oauth.service';

npm/ng-packs/packages/core/src/lib/services/timeout-limited-oauth.service.ts

@@ -0,0 +1,13 @@
+import { Injectable } from '@angular/core';
+import { OAuthService } from 'angular-oauth2-oidc';
+
+@Injectable()
+export class TimeoutLimitedOAuthService extends OAuthService {
+  protected override calcTimeout(storedAt: number, expiration: number): number {
+    const now = this.dateTimeService.now();
+    const delta = (expiration - storedAt) * this.timeoutFactor - (now - storedAt);
+    const result = Math.max(0, delta);
+    const MAX_TIMEOUT_DURATION = 2147483647;
+    return result < MAX_TIMEOUT_DURATION ? result : MAX_TIMEOUT_DURATION - 1;
+  }
+}