private async Task OnLogin()
{
WebService.Instance.SetUserCredentials(Login, Password);
var result = await WebService.Instance.GetStudentPersonalData();
if (result != null)
{
CredentialLocker.SaveUserCredentials(Login, Password);
await CoreMethods.PushPageModel <SplashViewModel>(result);
}
else
{
await CoreMethods.DisplayAlert("Błąd logowania", "Niepoprawny login lub hasło.\nSpróbuj jeszcze raz.\n\nJeśli nie pamiętasz hasła,\nużyj opcji odzyskiwania hasła.", "Ok");
}
}
protected override async void ViewIsAppearing(object sender, EventArgs e)
{
base.ViewIsAppearing(sender, e);
var currentUserCredentials = CredentialLocker.GetUserCredentials();
if (currentUserCredentials == null)
{
await CoreMethods.PushPageModel <LoginViewModel>();
CoreMethods.RemoveFromNavigation();
}
else
{
var appData = new AppData();
if (_initData is StudentPersonalData studentPersonalData)
{
appData.StudentPersonalData = studentPersonalData;
}
else
{
appData.StudentPersonalData = await WebService.Instance.GetStudentPersonalData();
}
appData.GradesDataModels = appData.StudentPersonalData.Oceny
.GroupBy(x => x.Semestr)
.OrderByDescending(x => x.Key)
.Select(group => new GradesDataModel
{
Name = group.Key,
Grades = group.ToList()
}).ToList();
appData.PaymentsDataModel = new PaymentsDataModel
{
Konto_wplat = appData.StudentPersonalData.Konto_wplat,
Konto_wyplat = appData.StudentPersonalData.Konto_wyplat,
Kwota_naleznosci = appData.StudentPersonalData.Kwota_naleznosci,
Kwota_wplat = appData.StudentPersonalData.Kwota_wplat,
Kwota_wyplat = appData.StudentPersonalData.Kwota_wyplat,
Saldo = appData.StudentPersonalData.Saldo,
Oplaty = appData.StudentPersonalData.Oplaty.OrderByDescending(x => x.TerminPlatnosci).ToList(),
Platnosci = appData.StudentPersonalData.Platnosci.OrderByDescending(x => x.DataWplaty).ToList()
};
var today = DateTime.Today;
var studentSchedules = await WebService.Instance.GetStudentSchedules(today, today.AddMonths(1));
appData.StudentScheduleDataModels = studentSchedules
.GroupBy(x => x.Data_roz.Date)
.OrderBy(x => x.Key)
.Select(group => new ScheduleDataModel
{
Date = group.Key,
StudentSchedules = group.ToList()
}).ToList();
await CoreMethods.PushPageModel <DashboardViewModel>(appData);
CoreMethods.RemoveFromNavigation();
}
}
