public void PopulateAssignedCategoryData(Motok_Andreea_ProiectContext context, Movie Movie)
{
var allCategories = context.Category;
var MovieCategories = new HashSet <int>(
Movie.MovieCategories.Select(c => c.MovieID));
AssignedCategoryDataList = new List <AssignedCategoryData>();
foreach (var cat in allCategories)
{
AssignedCategoryDataList.Add(new AssignedCategoryData
{
CategoryID = cat.ID,
Name = cat.CategoryName,
Assigned = MovieCategories.Contains(cat.ID)
});
}
}
public void UpdateMovieCategories(Motok_Andreea_ProiectContext context,
string[] selectedCategories, Movie MovieToUpdate)
{
if (selectedCategories == null)
{
MovieToUpdate.MovieCategories = new List <MovieCategory>();
return;
}
var selectedCategoriesHS = new HashSet <string>(selectedCategories);
var MovieCategories = new HashSet <int>
(MovieToUpdate.MovieCategories.Select(c => c.Category.ID));
foreach (var cat in context.Category)
{
if (selectedCategoriesHS.Contains(cat.ID.ToString()))
{
if (!MovieCategories.Contains(cat.ID))
{
MovieToUpdate.MovieCategories.Add(
new MovieCategory
{
MovieID = MovieToUpdate.ID,
CategoryID = cat.ID
});
}
}
else
{
if (MovieCategories.Contains(cat.ID))
{
MovieCategory courseToRemove
= MovieToUpdate
.MovieCategories
.SingleOrDefault(i => i.CategoryID == cat.ID);
context.Remove(courseToRemove);
}
}
}
}
