/// <summary>
/// Adds a New Category
/// Level: Logic
/// </summary>
/// <param name="Category">The category</param>
/// <param name="ImageURL">The image url</param>
/// <param name="CategoryFK">The Parent ID</param>
/// <returns>Category Result Enum</returns>
public CategoryResult AddCategory(string Category, string ImageURL, int CategoryFK)
{
try
{
CategoriesRepository myRepository = new CategoriesRepository();
if (CategoryFK > 0)
{
//is child
if(!myRepository.ChildCategoryExists(Category, CategoryFK))
{
Common.Category myCategory = new Category();
myCategory.Category1 = Category;
myCategory.ImageURL = ImageURL;
myCategory.CategoryFK = CategoryFK;
myRepository.AddCategory(myCategory);
return CategoryResult.Successful;
}
else
{
return CategoryResult.Exists;
}
}
else if (CategoryFK == 0)
{
//is parent
if (!myRepository.ParentCategoryExists(Category))
{
Common.Category myCategory = new Category();
myCategory.Category1 = Category;
myCategory.ImageURL = ImageURL;
myCategory.CategoryFK = null;
myRepository.AddCategory(myCategory);
return CategoryResult.Successful;
}
else
{
return CategoryResult.Exists;
}
}
else
{
return CategoryResult.Exists;
}
}
catch (Exception Exception)
{
throw Exception;
}
}
/// <summary>
/// Assigns a category as a parent category
/// Level: Logic
/// </summary>
/// <param name="CategoryID">The category id</param>
/// <param name="Category">The category</param>
/// <param name="ImageURL">The image url</param>
/// <returns>True if successful, else false</returns>
public bool AssignCategoryAsParent(int CategoryID, string Category, string ImageURL)
{
try
{
CategoriesRepository myRepository = new CategoriesRepository();
if ((ImageURL == null) && (Category != null))
{
if ((!myRepository.CheckForAssignedProducts(CategoryID)) &
(!myRepository.ParentCategoryExists(Category)))
{
myRepository.AssignCategoryAsParent(CategoryID, Category, ImageURL);
return true;
}
else
{
return false;
}
}
else if ((ImageURL != null) && (Category != null))
{
Category myCategoryToUpdate = RetrieveCategoryByID(CategoryID);
Category myCategoryToCompare = myRepository.Entities.Categories.SingleOrDefault(c => c.Category1 == Category);
if ((myCategoryToCompare != null) && (myCategoryToUpdate != null))
{
if (myCategoryToUpdate.Id == myCategoryToCompare.Id)
{
if (!myRepository.CheckForAssignedProducts(CategoryID))
{
myRepository.AssignCategoryAsParent(CategoryID, Category, ImageURL);
return true;
}
else
{
return false;
}
}
else
{
if ((!myRepository.CheckForAssignedProducts(CategoryID)) &
(!myRepository.ParentCategoryExists(Category)))
{
myRepository.AssignCategoryAsParent(CategoryID, Category, ImageURL);
return true;
}
else
{
return false;
}
}
}
else
{
if ((!myRepository.CheckForAssignedProducts(CategoryID)) &
(!myRepository.ParentCategoryExists(Category)))
{
myRepository.AssignCategoryAsParent(CategoryID, Category, ImageURL);
return true;
}
else
{
return false;
}
}
}
else
{
return false;
}
}
catch (Exception Exception)
{
throw Exception;
}
}
/// <summary>
/// Deletes a category
/// Level: Logic
/// </summary>
/// <param name="CategoryID">The category id</param>
/// <returns>True if deleted, false if not deleted</returns>
public bool DeleteCategory(int CategoryID)
{
try
{
CategoriesRepository myRepository = new CategoriesRepository();
if ((!myRepository.CheckForSubCategories(CategoryID)) &&
(!myRepository.CheckForAssignedProducts(CategoryID)))
{
myRepository.DeleteCategory(CategoryID);
return true;
}
else
{
return false;
}
}
catch (Exception Exception)
{
throw Exception;
}
}
/// <summary>
/// Assigns a Category as a Child Category
/// Level: Logic
/// </summary>
/// <param name="CategoryID">The category id</param>
/// <param name="Category">The category</param>
/// <param name="ImageURL">The image url</param>
/// <param name="ParentID">The parent id</param>
/// <returns>If successful return true, else return false</returns>
public bool AssignCategoryAsChild(int CategoryID, string Category, string ImageURL, int ParentID)
{
try
{
CategoriesRepository myRepository = new CategoriesRepository();
Category myCategoryToUpdate = RetrieveCategoryByID(CategoryID);
Category myCategoryToCompare = myRepository.Entities.Categories.SingleOrDefault(c => c.Category1 == Category);
bool isSameLocation = false;
if ((myCategoryToUpdate != null) && (myCategoryToCompare != null))
{
if ((myCategoryToUpdate.Id == myCategoryToCompare.Id) && (myCategoryToUpdate.CategoryFK == myCategoryToUpdate.CategoryFK))
{
isSameLocation = true;
}
}
if (isSameLocation)
{
if (!myRepository.CheckForSubCategories(CategoryID))
{
myRepository.AssignCategoryAsChild(CategoryID, Category, ImageURL, ParentID);
return true;
}
else
{
return false;
}
}
else
{
if ((!myRepository.CheckForSubCategories(CategoryID)) &&
(!myRepository.ChildCategoryExists(Category, ParentID)))
{
myRepository.AssignCategoryAsChild(CategoryID, Category, ImageURL, ParentID);
return true;
}
else
{
return false;
}
}
}
catch (Exception Exception)
{
throw Exception;
}
}