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 AttemptLogOutAsync()
{
_userDialogs.ShowLoading("Logout");
var serviceResult = await _authService.Logout();
await _topNavigationViewModelService.Close();
await _bottomNavigationViewModelService.Close();
ClearStack.Execute(null);
await _navigationService.Navigate <LoginViewModel>();
_userDialogs.HideLoading();
}
public override void ViewAppearing()
{
base.ViewAppearing();
_topNavigationViewModelService.Close();
_bottomNavigationViewModelService.Close();
}