public IEnumerable<Document> GetAllDocuments()
{
using (var db = new SearchEngineEntities())
{
return db.Documents.ToList();
}
}
public IEnumerable<Term> GetAllTerms()
{
using (var db = new SearchEngineEntities())
{
return db.Terms.ToList();
}
}
public IEnumerable<Contain> GetAllContains()
{
using (var db = new SearchEngineEntities())
{
return db.Contains.ToList();
}
}
public void DeleteDocument(int id)
{
using (var db = new SearchEngineEntities())
{
Document document = db.Documents.Single(e => e.ID == id);
db.Documents.Remove(document);
db.SaveChanges();
}
}
public Document CreateDocument(Document document)
{
using (var db = new SearchEngineEntities())
{
db.Documents.Add(document);
db.SaveChanges();
return document;
}
}
public void DeleteTerm(int id)
{
using (var db = new SearchEngineEntities())
{
Term term = db.Terms.Single(e => e.ID == id);
db.Terms.Remove(term);
db.SaveChanges();
}
}
public Term CreateTerm(Term term)
{
using (var db = new SearchEngineEntities())
{
db.Terms.Add(term);
db.SaveChanges();
return term;
}
}
//public bool Updatecontain(Contain contain)
//{
// using (var db = new SearchEngineEntities())
// {
// if (contain == null)
// {
// throw new ArgumentNullException("item");
// }
// Contain containBeingUpdated = db.Contains.Single(e => e.ID == document.ID);
// containBeingUpdated = contain;
// containBeingUpdated= contain;
// db.SaveChanges();
// return true;
// }
//}
public void DeleteContain(int id)
{
using (var db = new SearchEngineEntities())
{
Contain contain = db.Contains.Single(e => e.termId == id);
db.Contains.Remove(contain);
db.SaveChanges();
}
}
public Contain CreateContain(Contain contain)
{
using (var db = new SearchEngineEntities())
{
db.Contains.Add(contain);
db.SaveChanges();
return contain;
}
}
public Document GetDocument(int id)
{
using (var db = new SearchEngineEntities())
{
var Document = from e in db.Documents
where e.ID == id
select e;
return Document.FirstOrDefault();
}
}
public Term GetTerm(int id)
{
using (var db = new SearchEngineEntities())
{
var Term = from e in db.Terms
where e.ID == id
select e;
return Term.FirstOrDefault();
}
}
public Contain GetContain(int id)
{
using (var db = new SearchEngineEntities())
{
var Contain = from e in db.Contains
where e.termId == id
select e;
return Contain.FirstOrDefault();
}
}
public bool UpdateTerm(Term term)
{
using (var db = new SearchEngineEntities())
{
if (term == null)
{
throw new ArgumentNullException("item");
}
Term termBeingUpdated = db.Terms.Single(e => e.ID == term.ID);
termBeingUpdated.value = term.value;
db.SaveChanges();
return true;
}
}
public bool UpdateDocument(Document document)
{
using (var db = new SearchEngineEntities())
{
if (document == null)
{
throw new ArgumentNullException("item");
}
Document documentBeingUpdated = db.Documents.Single(e => e.ID == document.ID);
documentBeingUpdated.IndexTime = document.IndexTime;
documentBeingUpdated.URL = document.URL;
db.SaveChanges();
return true;
}
}
