public void UpdateCarCategories(ProiectContext context, string[] selectedCategories, Car carToUpdate)
{
if (selectedCategories == null)
{
carToUpdate.CarCategories = new List <CarCategory>();
return;
}
var SelectedCategoriesHS = new HashSet <string>(selectedCategories);
var carCategories = new HashSet <int>(carToUpdate.CarCategories.Select(c => c.Category.ID));
foreach (var cat in context.Category)
{
if (SelectedCategoriesHS.Contains(cat.ID.ToString()))
{
if (!carCategories.Contains(cat.ID))
{
carToUpdate.CarCategories.Add(new CarCategory
{
CarID = carToUpdate.ID,
CategoryID = cat.ID
});
}
}
else
{
if (carCategories.Contains(cat.ID))
{
CarCategory courseToRemove = carToUpdate.CarCategories.SingleOrDefault(i => i.CategoryID == cat.ID);
context.Remove(courseToRemove);
}
}
}
}
public void PopulateAssignedCategoryData(ProiectContext context, Car car)
{
var allCategories = context.Category;
var carCategories = new HashSet <int>(car.CarCategories.Select(c => c.CarID));
AssignedCategoryDataList = new List <AssignedCategoryData>();
foreach (var cat in allCategories)
{
AssignedCategoryDataList.Add(new AssignedCategoryData
{
CategoryID = cat.ID,
Name = cat.CategoryName,
Assigned = carCategories.Contains(cat.ID)
});
}
}
public void PopulateAssignedClass(ProiectContext context, Student student)
{
var allClasses = context.Class;
var classrooms = new HashSet <int>(
student.Classrooms.Select(c => c.StudentID));
AssignedClassDataList = new List <AssignedClass>();
foreach (var cat in allClasses)
{
AssignedClassDataList.Add(new AssignedClass
{
ClassID = cat.ID,
Name = cat.ClassName,
Assigned = classrooms.Contains(cat.ID)
});
}
}
public void PopulateAssignedCategoryData(ProiectContext context,
Produs produs)
{
var allCategories = context.Categorie;
var produsCategorii = new HashSet <int>(
produs.CategoriiProdus.Select(c => c.ProdusID));
AssignedCategoryDataList = new List <AssignedCategoryData>();
foreach (var cat in allCategories)
{
AssignedCategoryDataList.Add(new AssignedCategoryData
{
CategorieID = cat.ID,
Nume = cat.NumeCategorie,
Atribuit = produsCategorii.Contains(cat.ID)
});
}
}
public void UpdateBookCategories(ProiectContext context,
string[] selectedCategories, Book bookToUpdate)
{
if (selectedCategories == null)
{
bookToUpdate.BookCategories = new List <BookCategory>();
return;
}
var selectedCategoriesHS = new HashSet <string>(selectedCategories);
var bookCategories = new HashSet <int>
(bookToUpdate.BookCategories.Select(c => c.Category.ID));
foreach (var cat in context.Category)
{
if (selectedCategoriesHS.Contains(cat.ID.ToString()))
{
if (!bookCategories.Contains(cat.ID))
{
bookToUpdate.BookCategories.Add(
new BookCategory
{
BookID = bookToUpdate.ID,
CategoryID = cat.ID
});
}
}
else
{
if (bookCategories.Contains(cat.ID))
{
BookCategory courseToRemove
= bookToUpdate
.BookCategories
.SingleOrDefault(i => i.CategoryID == cat.ID);
context.Remove(courseToRemove);
}
}
}
}
public void UpdateCategoriiProdus(ProiectContext context,
string[] selectedCategories, Produs produsToUpdate)
{
if (selectedCategories == null)
{
produsToUpdate.CategoriiProdus = new List <CategorieProdus>();
return;
}
var selectedCategoriesHS = new HashSet <string>(selectedCategories);
var produsCategorii = new HashSet <int>
(produsToUpdate.CategoriiProdus.Select(c => c.Categorie.ID));
foreach (var cat in context.Categorie)
{
if (selectedCategoriesHS.Contains(cat.ID.ToString()))
{
if (!produsCategorii.Contains(cat.ID))
{
produsToUpdate.CategoriiProdus.Add(
new CategorieProdus
{
ProdusID = produsToUpdate.ID,
CategorieID = cat.ID
});
}
}
else
{
if (produsCategorii.Contains(cat.ID))
{
CategorieProdus courseToRemove
= produsToUpdate
.CategoriiProdus
.SingleOrDefault(i => i.CategorieID == cat.ID);
context.Remove(courseToRemove);
}
}
}
}
public void UpdateClassrooms(ProiectContext context, string[] selectedClasses, Student studentToUpdate)
{
if (selectedClasses == null)
{
studentToUpdate.Classrooms = new List <Classroom>();
return;
}
var selectedClassesHS = new HashSet <string>(selectedClasses);
var classrooms = new HashSet <int>
(studentToUpdate.Classrooms.Select(c => c.Class.ID));
foreach (var cat in context.Class)
{
if (selectedClassesHS.Contains(cat.ID.ToString()))
{
if (!classrooms.Contains(cat.ID))
{
studentToUpdate.Classrooms.Add(
new Classroom
{
StudentID = studentToUpdate.ID,
ClassID = cat.ID
});
}
}
else
{
if (classrooms.Contains(cat.ID))
{
Classroom courseToRemove
= studentToUpdate
.Classrooms
.SingleOrDefault(i => i.ClassID == cat.ID);
context.Remove(courseToRemove);
}
}
}
}
