public void EntityUpdated(colleaguesList updatedEntities)
{
using (var db = new ApplicationDbContext())
{
using (var userManager = new UserManager <ApplicationUser>(new UserStore <ApplicationUser>(db)))
{
Trace.WriteLine("Updated Colleague");
foreach (var entry in updatedEntities)
{
var dbColleague = userManager.FindByIdAsync(entry.Item2.ColleagueId);
switch (entry.Item1)
{
case EntityState.Added:
{
//Add Colleague to list
var colleagueItemA = new ColleagueItemViewModel(dbColleague.Result);
var indexGroup =
Clients.Group(LiveUpdateHelper.GroupName(ViewModelDataType.Colleague,
ActionType.Index, sId: entry.Item2.UserId));
indexGroup.AddData(ViewModelDataType.Colleague.ToString(),
ActionType.Index.ToString(), colleagueItemA);
}
break;
case EntityState.Deleted:
{
//Remove Colleague from list (by email)
var detailsGroup =
Clients.Group(LiveUpdateHelper.GroupName(ViewModelDataType.Colleague,
ActionType.Details, sId: dbColleague.Result.Email));
detailsGroup.RemoveData(ViewModelDataType.Colleague.ToString(),
ActionType.Index.ToString(), dbColleague.Result.Email);
}
break;
case EntityState.Modified:
//Not sure when this will happen, so lets ignore it...
Trace.WriteLine("UserColleague has been modified and i don't know why...");
break;
}
}
}
}
}
public bool StartMonitoring_ColleagueViewModel(ColleaguesViewModel model)
{
//Find the user's Id
string userId = HttpContext.Current.GetOwinContext().Authentication.User.Identity.GetUserId();
//Add this user as watching for Colleague Adds
Groups.Add(Context.ConnectionId, LiveUpdateHelper.GroupName(userId));
//Add this user as watching updates on each colleague
Groups.Add(Context.ConnectionId, LiveUpdateHelper.GroupName(ViewModelDataType.Colleague, ActionType.Index, sId: userId));
foreach (var colleague in model.Colleagues)
{
Groups.Add(Context.ConnectionId, LiveUpdateHelper.GroupName(ViewModelDataType.Colleague, ActionType.Details, sId: colleague.Email));
}
//Check if the model has changed
Task.Factory.StartNew(() =>
{
//Check if the model has changed, call update if it has
using (var db = new ApplicationDbContext())
{
using (var userManager = new UserManager <ApplicationUser>(new UserStore <ApplicationUser>(db)))
{
var thisUser = userManager.FindById(userId);
foreach (var userColleagues in thisUser.Colleagues)
{
//Find this in model
if (model.Colleagues.Any(item => item.Email == userColleagues.Colleague.Email))
{
var oldColleague =
model.Colleagues.First(item => item.Email == userColleagues.Colleague.Email);
var newModel = new ColleagueItemViewModel(userColleagues.Colleague);
//In new and old
if (!oldColleague.PublicInstancePropertiesEqual(newModel))
{
//Data has changed
//Push change
LiveUpdateSingleton.Instance.EntityUpdated(new colleaguesList()
{
new Tuple <EntityState, UserColleagues>(EntityState.Modified, userColleagues)
});
}
//Remove from model list
model.Colleagues.Remove(oldColleague);
}
else
{
//Data has been added from database
//Push add
LiveUpdateSingleton.Instance.EntityUpdated(new colleaguesList()
{
new Tuple <EntityState, UserColleagues>(EntityState.Added, userColleagues)
});
}
}
}
if (model.Colleagues.Any())
{
//Items in the list have been deleted on the server
foreach (var removedColleague in model.Colleagues)
{
//Push delete
var detailsGroup =
Clients.Group(LiveUpdateHelper.GroupName(ViewModelDataType.Colleague,
ActionType.Details, sId: removedColleague.Email));
detailsGroup.RemoveData(ViewModelDataType.Colleague.ToString(),
ActionType.Index.ToString(), removedColleague.Email);
}
}
}
});
return(true);
}