/// <summary>
/// Deletes news item by id
/// </summary>
/// <param name="id">id of news item to delete</param>
public void DeleteNewsItemById(int id)
{
// Check if news item exist, if it does delete it
var newsItem = _newsItemRepository.GetNewsItemById(id);
if (newsItem == null)
{
throw new ResourceNotFoundException($"News item with id {id} was not found.");
}
_newsItemRepository.DeleteNewsItem(id);
// delete all relations from list associated with news item
var categoryRelations = _categoryRelationRepository.GetAllNewsItemsCategoryRelationsByNewsItemId(id).ToList();
var authorRelations = _authorRelationRepository.GetAuthorsForNewsItems(id).ToList();
foreach (var relation in categoryRelations)
{
_categoryRelationRepository.DeleteRelation(relation);
}
foreach (var relation in authorRelations)
{
_authorRelationRepository.DeleteRelation(relation);
}
}
public void GetAuthorsForNewsItems_ShouldReturnAListOfLength5()
{
var relations = _relationRepository.GetAuthorsForNewsItems(1);
Assert.AreEqual(5, relations.Count());
}
