public void PopulateAssignedCategoryData(Baciu_Theodora_ProiectContext context,
FlowerBox flowerBox)
{
var allCategories = context.Category;
var flowerBoxCategories = new HashSet <int>(
flowerBox.FlowerBoxCategories.Select(c => c.FlowerBoxID));
AssignedCategoryDataList = new List <AssignedCategoryData>();
foreach (var cat in allCategories)
{
AssignedCategoryDataList.Add(new AssignedCategoryData
{
CategoryID = cat.ID,
Name = cat.CategoryName,
Assigned = flowerBoxCategories.Contains(cat.ID)
});
}
}
public void UpdateFlowerBoxCategories(Baciu_Theodora_ProiectContext context,
string[] selectedCategories, FlowerBox flowerBoxToUpdate)
{
if (selectedCategories == null)
{
flowerBoxToUpdate.FlowerBoxCategories = new List <FlowerBoxCategory>();
return;
}
var selectedCategoriesHS = new HashSet <string>(selectedCategories);
var flowerBoxCategories = new HashSet <int>
(flowerBoxToUpdate.FlowerBoxCategories.Select(c => c.Category.ID));
foreach (var cat in context.Category)
{
if (selectedCategoriesHS.Contains(cat.ID.ToString()))
{
if (!flowerBoxCategories.Contains(cat.ID))
{
flowerBoxToUpdate.FlowerBoxCategories.Add(
new FlowerBoxCategory
{
FlowerBoxID = flowerBoxToUpdate.ID,
CategoryID = cat.ID
});
}
}
else
{
if (flowerBoxCategories.Contains(cat.ID))
{
FlowerBoxCategory courseToRemove
= flowerBoxToUpdate
.FlowerBoxCategories
.SingleOrDefault(i => i.CategoryID == cat.ID);
context.Remove(courseToRemove);
}
}
}
}
