public BlendDetailViewModel(BlendViewModel viewModel, IBlendingJournal blendingJournal, PageService pageService)
{
if (viewModel == null)
{
throw new ArgumentNullException(nameof(viewModel));
}
UpdateBlendCommand = new Command <BlendViewModel>(async b => await UpdateBlend(b));
DeleteBlendCommand = new Command <BlendViewModel>(async b => await DeleteBlend(b));
_pageService = pageService;
_blendingJournal = blendingJournal;
Blend = new Blend
{
ID = viewModel.ID,
Nume = viewModel.Nume,
Cant1 = viewModel.Cant1,
Ulei1 = viewModel.Ulei1,
Cant2 = viewModel.Cant2,
Ulei2 = viewModel.Ulei2,
Cant3 = viewModel.Cant3,
Ulei3 = viewModel.Ulei3,
Descriere = viewModel.Descriere
};
MessagingCenter.Subscribe <AddOrEditBlendViewModel, Blend>
(this, Events.BlendUpdated, OnBlendUpdated);
}
private async Task SelectBlend(BlendViewModel blend)
{
if (blend == null)
{
return;
}
SelectedBlend = null;
await PopupNavigation.Instance.PushAsync(new BlendDetailPopUp(blend));
}
private async Task DeleteBlend(BlendViewModel blendViewModel)
{
if (await _pageService.DisplayAlert("Avertizare", $"Sunteți sigur că doriți sa ștergeți blendul {blendViewModel.Nume}?", "Da", "Nu"))
{
Blends.Remove(blendViewModel);
var blend = await _blendingJournal.GetBlend(blendViewModel.ID);
await _blendingJournal.DeleteBlend(blend);
}
}
public AddOrEditBlendViewModel(BlendViewModel viewModel, IBlendingJournal blendingJournal, IPageService pageService)
{
if (viewModel == null)
{
throw new ArgumentNullException(nameof(viewModel));
}
_pageService = pageService;
_blendingJournal = blendingJournal;
SaveCommand = new Command(async() => await Save());
Blend = new Blend
{
ID = viewModel.ID,
Nume = viewModel.Nume,
Cant1 = viewModel.Cant1,
Ulei1 = viewModel.Ulei1,
Cant2 = viewModel.Cant2,
Ulei2 = viewModel.Ulei2,
Cant3 = viewModel.Cant3,
Ulei3 = viewModel.Ulei3,
Descriere = viewModel.Descriere
};
}
private async Task UpdateBlend(BlendViewModel blend)
{
await _pageService.PushAsync(new AddOrEditBlendPage(blend));
}
