import { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { map } from 'rxjs/operators';
import { Constant } from './constant.enum';
import { Observable } from "rxjs";


@Injectable({
  providedIn: 'root'
})
export class AuthService {

  public _username;
    //private headers = new Headers({ 'Content-Type': 'application/x-www-form-urlencoded' });
    constructor(private http: HttpClient) {}
   
    //private postheaders = new Headers({'Content-Type': 'application/json'});
    login(username: string, password: string) : Observable<any>
    {
        this._username = username;
        return this.http.post<any>(Constant.APPSERVICEURL + "/login", { username, password })
            .pipe(map(user => {
                // login successful if there's a jwt token in the response
                if (user && user.token) {
                    // store user details and jwt token in local storage to keep user logged in between page refreshes
                    localStorage.setItem('TokenInfo', JSON.stringify(user));
                }
                return user;
            }));
    }

    logout() {
        localStorage.removeItem('TokenInfo');
    }
     
    public GetMenu(): Observable<any> {
        return this.http.get(Constant.APPSERVICEURL +'/Menus/userMenus?username='+  this._username)
        .pipe(map(res => {
          
            return res;
        }));
    }
}