private async void OnRegisteringTeacher()
{
DisableButtons();
_teacherValidator = new TeacherValidator();
if (SelectedSchool == null)
{
MessageDialog dialog = new MessageDialog($"Kindly select a school");
await dialog.ShowAsync();
EnableButtons();
return;
}
_teacher?.Email?.Trim();
_teacher?.MobilePhone?.Trim();
_teacher.SchoolId = SelectedSchool.School.Id;
var valResult = await _teacherValidator.ValidateAsync(_teacher);
HttpResponseMessage response = default;
if (valResult.IsValid)
{
if (isNewTeacher)
{
response = await _httpClientService.PostBasicAsync(_teacher, "teacher/register");
}
else
{
response = await _httpClientService.PutBasicAsync(_teacher, $"teacher/update/{_teacher.Id}");
}
if (response.IsSuccessStatusCode)
{
var entity = JsonConvert.DeserializeObject <Teacher>(await response.Content.ReadAsStringAsync());
if (_teacherFileData != null)
{
var imageUri = await UplaodFileAsync(_httpClientService, entity, "teacher", _teacherFileData);
_teacherProfileImage = imageUri != null ? new BitmapImage(new Uri(imageUri)) : null;
RaisePropertyChanged(nameof(TeacherProfileImage));
}
MessageDialog dialog = new MessageDialog($"{_teacher.FirstName} {_teacher.MiddleName} {_teacher.LastName} has been registered.");
await dialog.ShowAsync();
_teacher = new Teacher();
RaisePropertyChanged(nameof(Teacher));
HideValidationErrors();
EnableButtons();
return;
}
else
{
MessageDialog dialog = new MessageDialog($"An error occured. {await response.Content.ReadAsStringAsync()}");
await dialog.ShowAsync();
EnableButtons();
return;
}
}
RaiseValidationErrors(valResult);
EnableButtons();
}
