public void removeOldVisits(DateTime now)
{
ShoppingCartEntities db = new ShoppingCartEntities();
var prodVisits = db.ProductVisits;
DateTime oneHourAgo = DateTime.Now.AddHours(-1);
List<ProductVisit> oldProdVisits = db.ProductVisits.Where(pv => DateTime.Compare((DateTime)pv.updated, oneHourAgo) < 0 ).ToList();
//Remove from Visit and ProductVisit sessions that are older than 1 hour
foreach (var pv in oldProdVisits)
{
var prodVisit = db.ProductVisits.Where(prodv => prodv.sessionID == pv.sessionID).FirstOrDefault();
if (prodVisit != null)
{
db.ProductVisits.Remove(prodVisit);
var visit = db.Visits.Where(v => v.sessionID == prodVisit.sessionID).FirstOrDefault();
if (visit != null)
{
db.Visits.Remove(visit);
}
}
}
//Remove Visits that are older than 1 hour (sessions that didn't add anything to a cart)
var Visits = db.Visits;
List<Visit> oldVisits = db.Visits.Where(v => DateTime.Compare((DateTime)v.started, oneHourAgo) < 0).ToList();
if (oldVisits.Count() > 0)
{
db.Visits.RemoveRange(oldVisits);
}
db.SaveChanges();
}
public void removeProductVisit(string sessionId)
{
ShoppingCartEntities db = new ShoppingCartEntities();
var prodVisit = (from pv in db.ProductVisits where pv.sessionID == sessionId select pv);
if (prodVisit.Count() > 0)
{
db.ProductVisits.RemoveRange(prodVisit);
db.SaveChanges();
}
}
public void removeVisit(string id)
{
ShoppingCartEntities db = new ShoppingCartEntities();
var visit = (from v in db.Visits where v.sessionID == id select v).FirstOrDefault();
if ((from vis in db.Visits where vis.sessionID == id select vis).Count() > 0)
{
var productVisits = db.ProductVisits.Where(pv => pv.sessionID == visit.sessionID);
db.ProductVisits.RemoveRange(productVisits);
db.Visits.Remove(visit);
db.SaveChanges();
}
}
public void addVisit(string id, DateTime start)
{
ShoppingCartEntities db = new ShoppingCartEntities();
Visit visit = new Visit();
var prevVisit = db.Visits.SingleOrDefault(v => v.sessionID == id);
if (prevVisit == null)
{
visit.sessionID = id;
visit.started = start;
db.Visits.Add(visit);
db.SaveChanges();
}
}
//Updates a productVisit entry if it already exists. Creates a new one otherwise
public void addProductVisit(string sessionId, int productId, int qty, DateTime lastUpdated)
{
ShoppingCartEntities db = new ShoppingCartEntities();
int productVisit = db.ProductVisits
.Where(prodVisit => prodVisit.sessionID == sessionId && prodVisit.productID == productId).Count();
if (productVisit > 0)
{
var prodVisit = db.ProductVisits
.Where(prVisit => prVisit.sessionID == sessionId && prVisit.productID == productId).First();
db.ProductVisits.Remove(prodVisit);
db.SaveChanges();
}
ProductVisit pv = new ProductVisit();
pv.sessionID = sessionId;
pv.productID = productId;
pv.qtyOrdered = qty;
pv.updated = lastUpdated;
db.ProductVisits.Add(pv);
db.SaveChanges();
}
