protected void BtnCreateCategory_OnClick(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(DropDownListCreateParentCategory.SelectedValue))
{
categories newCategory = new categories()
{
Name = TxtBoxNameCreateCategoryName.Text
};
if (CategoryDB.AddCategory(newCategory))
{
LabelMessageCreateCategory.Style.Add(HtmlTextWriterStyle.Color, "green");
LabelMessageCreateCategory.Text = newCategory.Name + " was created!";
}
else
{
LabelMessageCreateCategory.Style.Add(HtmlTextWriterStyle.Color, "red");
LabelMessageCreateCategory.Text = "Category could not be created!";
}
}
else
{
subcategories newSubCategory = new subcategories()
{
Name = TxtBoxNameCreateCategoryName.Text,
categories_Id =
(CategoryDB.GetCategoryById(int.Parse(DropDownListCreateParentCategory.SelectedValue)) != null
? int.Parse(DropDownListCreateParentCategory.SelectedValue)
: 0)
};
if (SubCategoryDB.AddSubCategory(newSubCategory))
{
LabelMessageCreateCategory.Style.Add(HtmlTextWriterStyle.Color, "green");
LabelMessageCreateCategory.Text = newSubCategory.Name + " was created under " +
CategoryDB.GetCategoryById(
int.Parse(DropDownListCreateParentCategory.SelectedValue))
.Name + "!";
}
else
{
LabelMessageCreateCategory.Style.Add(HtmlTextWriterStyle.Color, "red");
LabelMessageCreateCategory.Text = "SubCategory could not be created!";
}
}
//Refresh treeview.
AddCategoryNodesToTreeView(TreeViewCategories);
}
private List<subcategories> FilterDropDownSubCatItems(categories cat)
{
PopulateDropDownSubCat(SubCategoryDB.GetAllSubCategoryByCategory(cat));
return SubCategoryDB.GetAllSubCategoryByCategory(cat).ToList();
}
private void FindSubCategoriesAndAddToParentCategoryNode(categories category, TreeNode categoryNode)
{
foreach (var subC in SubCategoryDB.GetAllSubCategoryByCategory(category).OrderBy(subC => subC.Name).ToList()
)
{
TreeNode subCategoryNode = new TreeNode
{
Text = subC.Name,
Value = "subcategory_" + subC.Id,
ShowCheckBox = true,
SelectAction = TreeNodeSelectAction.Expand,
ImageUrl = "~/Images/folder_25x25.png"
};
//Lägger det aktuella TermSet'et.
categoryNode.ChildNodes.Add(subCategoryNode);
}
}
//Redundant metod för att hitta alla ChildTerm och TermSets för att sedan ta bort dem.
private void DeleteAllSubCategoriesForCategory(categories category)
{
foreach (var subCat in category.subcategories)
{
if (SubCategoryDB.DeleteSubCategoryById(subCat.Id) != 0)
LabelDisplay.Text += "(SubCategory) " + subCat.Name + ",<br>";
}
}