public async Task Weryfikuj(int?_p24_merchant_id, int?_p24_pos_id, string _p24_session_id, int?_p24_amount, string _p24_currency, int?_p24_order_id, int?_p24_method, string _p24_statement, string _p24_sign) { var Platnosc = _repo.PobierzPlatnosc_session_id(_p24_session_id); string dd = Platnosc.SessionId + "|" + p24_merchant_id.ToString() + "|" + (Platnosc.Zamowienie.Cena_Brutto * 100).ToString("0.##") + "|" + p24_currency + "|" + crc_sandbox; var values = new Dictionary <string, string> { { "p24_session_id", _p24_session_id }, { "p24_merchant_id", _p24_merchant_id.ToString() }, { "p24_pos_id", _p24_pos_id.ToString() }, { "p24_sign", GetMd5Hash(dd) }, { "p24_amount", (Platnosc.Zamowienie.Cena_Brutto * 100).ToString("0.##") }, { "p24_currency", _p24_currency }, { "p24_order_id", _p24_order_id.ToString() } }; var content = new FormUrlEncodedContent(values); string odpowiedz = await Wyslij_formularz(url_sand_veryfikacja, new FormUrlEncodedContent(values)); var slownik = odpowiedz.Split('&') .Select(x => x.Split('=')) .ToDictionary(x => x[0], x => x[1]); if (slownik["error"] == "0") { Platnosc.Status = Status.Potwierdzono; Platnosc.Data_potwierdzenia = DateTime.Now; } else { Platnosc.Status = Status.Blad; Platnosc.Data_potwierdzenia = DateTime.Now; Platnosc.blad = odpowiedz; } _repo.Aktualizuj_Platnosc(Platnosc); _repo.SaveChanges(); }