private async void Model_AddedNew(object sender, Csla.Core.AddedNewEventArgs <FileReference> e)
{
if (IsAdding)
{
return;
}
IsAdding = true;
var newItem = e.NewObject;
var destinationDirectory = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
var fileName = GenerateUniqueFileNameFor(destinationDirectory);
PrepareToShowModal();
var fullFileName = await DependencyService.Get <IPhotoPicker>().GetCopiedFilePath(destinationDirectory, fileName);
if (fullFileName == null)
{
if (newItem != null)
{
Model.Remove(newItem);
}
return;
}
newItem.FileName = fullFileName;
var photoVM = new PhotoViewModel(newItem);
await photoVM.InitializeAsync();
PhotoViewModels.Add(photoVM);
IsAdding = false;
}
public Photos(FileReferenceList fileReferenceList)
{
IsAdding = false;
Model = fileReferenceList;
_choosePhotoCommand = new Command(ChoosePhoto);
_deletePhotoCommand = new Command(async obj =>
{
var photoVM = (PhotoViewModel)obj;
PhotoViewModels.Remove(photoVM);
var fileRef = photoVM.FileReference;
Model.Remove(fileRef);
var documentsPath = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
var fullPath = Path.Combine(documentsPath, fileRef.FileName);
if (File.Exists(fullPath))
{
await Task.Run(() => File.Delete(fullPath));
}
});
Model.AddedNew += async(o, e) =>
{
if (IsAdding)
{
return;
}
IsAdding = true;
var newItem = e.NewObject;
var destinationDirectory = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
var fileName = GenerateUniqueFileNameFor(destinationDirectory);
PrepareToShowModal();
var fullFileName = await DependencyService.Get <IPhotoPicker>().GetCopiedFilePath(destinationDirectory, fileName);
if (fullFileName == null)
{
if (newItem != null)
{
Model.Remove(newItem);
}
return;
}
newItem.FileName = fullFileName;
var photoVM = new PhotoViewModel(newItem);
await photoVM.InitializeAsync();
PhotoViewModels.Add(photoVM);
IsAdding = false;
};
PhotoViewModels = new ObservableCollection <PhotoViewModel>();
}
protected override async Task <FileReferenceList> DoInitAsync()
{
var photoViewModels = Model.Select(_ => new PhotoViewModel(_)).ToList();
var initTasks = new List <Task>();
foreach (var viewModel in photoViewModels)
{
PhotoViewModels.Add(viewModel);
initTasks.Add(viewModel.InitializeAsync());
}
await Task.WhenAll(initTasks);
return(Model);
}
public Photos(FileReferenceList fileReferenceList)
{
Model = fileReferenceList;
_choosePhotoCommand = new Command(ChoosePhoto);
_deletePhotoCommand = new Command(async obj =>
{
var photoVM = (PhotoViewModel)obj;
PhotoViewModels.Remove(photoVM);
var fileRef = photoVM.FileReference;
Model.Remove(fileRef);
var file = await FileSystem.Current.GetFileFromPathAsync(fileRef.FileName);
await file.DeleteAsync();
});
PhotoViewModels = new ObservableCollection <PhotoViewModel>();
}
public Photos(FileReferenceList fileReferenceList)
{
IsAdding = false;
Model = fileReferenceList;
_choosePhotoCommand = new Command(ChoosePhoto);
_deletePhotoCommand = new Command(obj =>
{
var photoVM = (PhotoViewModel)obj;
PhotoViewModels.Remove(photoVM);
var fileRef = photoVM.FileReference;
Model.Remove(fileRef);
var documentsPath = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
var fullPath = Path.Combine(documentsPath, fileRef.FileName);
if (File.Exists(fullPath))
{
File.Delete(fullPath);
}
});
PhotoViewModels = new ObservableCollection <PhotoViewModel>();
}
public PlaceViewModels GetPlace(int id)
{
var place = _context.Places
.Include(p => p.User)
.Include(p => p.Reviews)
.Include(p => p.Photos)
.FirstOrDefault(p => p.Id == id);
if (place == null)
{
throw new Exception("Place does not found");
}
var placeModel = new PlaceViewModels()
{
Id = place.Id,
Title = place.Title,
Description = place.Description,
UserId = place.UserId,
UserName = place.User.UserName
};
var mainPhoto = place.Photos.FirstOrDefault(p => p.PlaceId == place.Id && p.IsMain);
if (mainPhoto != null)
{
placeModel.MainPhotoPath = mainPhoto.FilePath;
}
if (place.Photos.Count > 0)
{
var photosList = new List <PhotoViewModels>();
foreach (var photo in place.Photos)
{
var photoItem = new PhotoViewModels()
{
Id = photo.Id,
FileName = photo.FileName,
FilePath = photo.FilePath,
IsMain = photo.IsMain,
UploadDate = photo.UploadDate,
PlaceId = photo.PlaceId,
UserId = photo.UserId,
UserName = photo.User.UserName
};
photosList.Add(photoItem);
}
placeModel.Photos = photosList;
}
if (place.Reviews.Count() > 0)
{
var reviewsList = new List <ReviewViewModels>();
foreach (var review in place.Reviews)
{
var reviewItem = new ReviewViewModels()
{
Id = review.Id,
Text = review.Text,
Date = review.Date,
Rating = review.Rating,
UserId = review.UserId,
UserName = review.User.UserName,
PlaceId = review.PlaceId
};
reviewsList.Add(reviewItem);
}
placeModel.Reviews = reviewsList.OrderByDescending(r => r.Date).ToList();
placeModel.Rating = Math.Round(place.Reviews.Sum(r => r.Rating) / (double)place.Reviews.Count, 1);
}
else
{
placeModel.Rating = 0;
}
return(placeModel);
}
