feat(logout): let logout.component use form configs (#78)

src/framework/auth/components/logout/logout.component.ts

@@ -3,9 +3,11 @@
  * Copyright Akveo. All Rights Reserved.
  * Licensed under the MIT License. See License.txt in the project root for license information.
  */
-import { Component, OnInit } from '@angular/core';
+import { Component, Inject, OnInit } from '@angular/core';
 import { Router } from '@angular/router';
 
+import { NB_AUTH_OPTIONS_TOKEN } from '../../auth.options';
+import { getDeepFromObject } from '../../helpers';
 import { NbAuthService, NbAuthResult } from '../../services/auth.service';
 
 @Component({
@@ -16,14 +18,18 @@ import { NbAuthService, NbAuthResult } from '../../services/auth.service';
 })
 export class NbLogoutComponent implements OnInit {
 
-  redirectDelay: number = 1500;
+  redirectDelay: number = 0;
+  provider: string = '';
 
   constructor(protected service: NbAuthService,
+              @Inject(NB_AUTH_OPTIONS_TOKEN) protected config = {},
               protected router: Router) {
+    this.redirectDelay = this.getConfigValue('forms.logout.redirectDelay');
+    this.provider = this.getConfigValue('forms.logout.provider');
   }
 
   ngOnInit(): void {
-    this.logout('email');
+    this.logout(this.provider);
   }
 
   logout(provider: string): void {
@@ -37,4 +43,8 @@ export class NbLogoutComponent implements OnInit {
       }
     });
   }
+
+  getConfigValue(key: string): any {
+    return getDeepFromObject(this.config, key, null);
+  }
 }