public MainViewModel(IMvxNavigationService navigationService, IAuthService authService, ITopNavigationViewModelService topNavigationViewModelService, IBottomNavigationViewModelService bottomNavigationViewModelService)
{
_navigationService = navigationService;
_authService = authService;
_topNavigationViewModelService = topNavigationViewModelService;
_bottomNavigationViewModelService = bottomNavigationViewModelService;
ShowNavigationTopViewModelCommand = new MvxAsyncCommand(async() => await Task.Run(() => { }));
ShowAudioPlayerViewModelCommand = new MvxAsyncCommand(async() => await _navigationService.Navigate <AudioPlayerViewModel>());
ShowNavigationBottomViewModelCommand = new MvxAsyncCommand(async() => await _navigationService.Navigate <BottomNavigationViewModel>());
ShowContentViewModelCommand = new MvxAsyncCommand(async() =>
{
var serviceResult = await _authService.Authorize();
if (!serviceResult.Success)
{
await _topNavigationViewModelService.Close();
await _bottomNavigationViewModelService.Close();
await _navigationService.Navigate <LoginViewModel>();
}
else
{
await _navigationService.Navigate <HomeViewModel>();
await _bottomNavigationViewModelService.Show(new BottomNavigationViewModel.PrepareModel()
{
CheckedItem = Enums.BottomNavigationViewCheckedItemType.Home
});
}
});
}
// Private methods
private async Task AttemptLogInAsync()
{
Email.Value = Email.Value?.Trim();
Password.Value = Password.Value?.Trim();
if (_validationHelper.Validate())
{
_userDialogs.ShowLoading("Login");
var serviceResult = await _authService.Login(Email.Value, Password.Value);
if (serviceResult.Success)
{
ClearStack.Execute(null);
await _navigationService.Navigate <HomeViewModel>();
await _bottomNavigationViewModelService.Show(new BottomNavigationViewModel.PrepareModel()
{
CheckedItem = Enums.BottomNavigationViewCheckedItemType.Home
});
_userDialogs.HideLoading();
}
else
{
_userDialogs.HideLoading();
await _userDialogs.AlertAsync(new AlertConfig
{
Title = "Login failed",
Message = serviceResult.Error.Description,
OkText = "OK"
});
InitValidationCommand.Execute(null);
}
}
}
