public async Task AddOrUpdate(ImageEntity imageEntity)
{
var existingEntity = imageGalleryContext.Image
.Include(image => image.ImageTags)
.FirstOrDefault(image => image.ExternalId.Equals(imageEntity.ExternalId));
if (existingEntity == null)
{
imageGalleryContext.Image.Add(imageEntity);
}
else
{
existingEntity.Author = imageEntity.Author;
existingEntity.Camera = imageEntity.Camera;
existingEntity.CroppedPicture = imageEntity.CroppedPicture;
existingEntity.FullPicture = imageEntity.FullPicture;
foreach (var imageTag in imageEntity.ImageTags)
{
imageTag.ImageId = existingEntity.Id;
}
existingEntity.ImageTags = imageEntity.ImageTags;
}
await imageGalleryContext.SaveChangesAsync();
}
public async Task <TagEntity> AddAsync(TagEntity tagEntity)
{
var existingEntity = imageGalleryContext.Tag.FirstOrDefault(tag => tag.Name.Equals(tagEntity.Name));
if (existingEntity == null)
{
imageGalleryContext.Tag.Add(tagEntity);
await imageGalleryContext.SaveChangesAsync();
}
else
{
tagEntity.Id = existingEntity.Id;
}
return(tagEntity);
}
public async Task CommitAsync()
{
await _dbContext.SaveChangesAsync();
}