createPost(url,theme, problem, description , file) {
var formdata = new FormData();
var filed = document.getElementById('file');
formdata.append("ert4", theme);
formdata.append("ert5", problem);
formdata.append("ert6", description);
// @ts-ignore
formdata.append("file_user", filed.files[0]);
let header = new HttpHeaders();
header = header.append("Authorization", "Bearer " + localStorage.getItem("token"));
var postData = formdata;
header.append('Access-Control-Allow-Origin', '*');
header.append('mimeType','multipart/form-data' );
header.append('file_user','' );
return
this.http.post(this.baseUrl + url, postData ,{ headers: header});
}