Inject dependencies

src/app/pages/resources/resources.page.ts

@@ -1,4 +1,10 @@
 import { Component, OnInit } from '@angular/core';
+import {Router} from "@angular/router";
+import {SessionDataProviderService} from "../../store/session-data-provider.service";
+import {WrenchService} from "../../services/wrench.service";
+import {LoadingController, NavController} from "@ionic/angular";
+import {TasksDataService} from "../../store/tasks-data.service";
+import {UsersoffersDataService} from "../../store/usersoffers-data.service";
 
 @Component({
   selector: 'app-resources',
@@ -7,9 +13,17 @@ import { Component, OnInit } from '@angular/core';
 })
 export class ResourcesPage implements OnInit {
   playGroundData:any;
-  constructor() { }
+  constructor(private router: Router,
+              public sessionDataProviderService: SessionDataProviderService,
+              private wrenchService: WrenchService,
+              private navctr: NavController,
+              private loadingCtrl: LoadingController,
+              public tasksDataService: TasksDataService,
+              public usersoffersDataService: UsersoffersDataService) { }
 
   ngOnInit() {
   }
-
+  onBack() {
+    this.navctr.back();
+  }
 }