public void PopulateAssignedCategoryData(Proiect_BijuteriiContext context,
Bijuterie bijuterie)
{
var allCategories = context.Category;
var BijuterieCategories = new HashSet <int>(
bijuterie.BijuterieCategories.Select(c => c.BijuterieID));
AssignedCategoryDataList = new List <AssignedCategoryData>();
foreach (var cat in allCategories)
{
AssignedCategoryDataList.Add(new AssignedCategoryData
{
CategoryID = cat.ID,
Name = cat.CategoryName,
Assigned = BijuterieCategories.Contains(cat.ID)
});
}
}
public void UpdateBijuterieCategories(Proiect_BijuteriiContext context,
string[] selectedCategories, Bijuterie bijuterieToUpdate)
{
if (selectedCategories == null)
{
bijuterieToUpdate.BijuterieCategories = new List <BijuterieCategory>();
return;
}
var selectedCategoriesHS = new HashSet <string>(selectedCategories);
var BijuterieCategories = new HashSet <int>
(bijuterieToUpdate.BijuterieCategories.Select(c => c.Category.ID));
foreach (var cat in context.Category)
{
if (selectedCategoriesHS.Contains(cat.ID.ToString()))
{
if (!BijuterieCategories.Contains(cat.ID))
{
bijuterieToUpdate.BijuterieCategories.Add(
new BijuterieCategory
{
BijuterieID = bijuterieToUpdate.ID,
CategoryID = cat.ID
});
}
}
else
{
if (BijuterieCategories.Contains(cat.ID))
{
BijuterieCategory courseToRemove
= bijuterieToUpdate
.BijuterieCategories
.SingleOrDefault(i => i.CategoryID == cat.ID);
context.Remove(courseToRemove);
}
}
}
}
