user.ts provider

import { UtilsProvider } from './../utils/utils';
import { HttpClient, HttpHeaders } from '@angular/common/http';
import { Injectable } from '@angular/core';
import { Storage } from '@ionic/storage';
import { Observable, Observer, Subject } from 'rxjs';

const urlAuth = 'http://200.98.129.191:8080/webservice/authentication';

@Injectable()
export class UserProvider {
    //public user$ = new Subject();
    public dataUser: any;

    constructor(public http: HttpClient, public storage: Storage, private utils: UtilsProvider) {}

    authUser(params: any) {

        return new Promise ((resolve, reject) => {
            this.http.post(urlAuth, params, {headers: this.utils.returnHeaders()}).subscribe(data => {
                if(data['code'] != '200') {
                    resolve(data)
                } else {

                    let user   = {
                        code: '200',
                        token:  data['data']['tokusu'],
                        codven: data['data']['codven'],
                        numcgc: data['data']['numcgc'],
                        estado: data['data']['estado'],
                        emailu: data['data']['nomusu'],
                        nomusu: data['data']['nomusu'].split('@')[0],
                        maxdes: data['data']['maxdes']
                    };

                    this.dataUser = user;

                    //localStorage.setItem('user', JSON.stringify(user));
                    this.storage.set('user', user);
                    resolve(user);
                }
            });
        });
    }

    userLogout() {
        this.storage.remove('user');
        //localStorage.clear();
        //localStorage.removeItem('user');
    }
}