angular5-course/src/app/core/header/header.component.ts

import { Component } from "@angular/core";
import { DataStorageService } from "../../shared/data-storage.service";
import { AuthService } from "../../auth/auth.service";

@Component({
    selector: 'app-header',
    templateUrl: './header.component.html'
})
export class HeaderComponent {

    constructor(private dataStorageService: DataStorageService, private authService: AuthService) {}

    onSaveData() {
        this.dataStorageService.storeRecipes().subscribe(
            response => {
                console.log(response);
            }
        );
    }

    onFetchData() {
        this.dataStorageService.fetchRecipes();
    }

    onLogout() {
        this.authService.logout();
    }

    isAuthenticated() {
        return this.authService.isAuthenticated();
    }
}