loginUser(username, password) { const headers = new HttpHeaders({ 'Content-Type': 'application/x-www-form-urlencoded' }); const userData = `username=${username}&password=${password}`; const url = 'https://swift-footed-config.000webhostapp.com'; return new Promise((resolve, reject) => { this.http .post(`${url}/wp-json/jwt-auth/v1/token`, userData, { headers }) .subscribe( res => { resolve(res); }, err => { resolve(err); } ); }); }