public static void deleteById(int id)
{
using (var context = new EventContainer())
{
Event e = getByID(id);
// Now we have SubEvents, delete them first to break relationships with Event object.
List <SubEvent> subEvents = DomainModels.SubEventModel.getAllByEventID(id);
foreach (SubEvent s in subEvents)
{
DomainModels.SubEventModel.deleteById(s.Id);
}
// ...and BudgetItems too!
List <BudgetItem> budgetItems = DomainModels.BudgetItemModel.getByBudgetId(e.Budget.Id);
foreach (BudgetItem b in budgetItems)
{
DomainModels.BudgetItemModel.deleteById(b.Id);
}
// Now we can delete both Event and Budget objects in peace.
// Refresh the Event object by getting from the database again.
e = getByID(id);
context.Events.Attach(e);
context.Budgets.Attach(e.Budget);
context.Entry(e.Budget).State = EntityState.Deleted;
context.Entry(e).State = EntityState.Deleted;
context.SaveChanges();
}
}
public static Event updateObj(Event e)
{
using (var context = new EventContainer())
{
context.Budgets.Attach(e.Budget);
context.Entry(e.Budget).State = EntityState.Modified;
context.Entry(e).State = EntityState.Modified;
context.SaveChanges();
return(e);
}
}
public static BudgetItem updateObj(BudgetItem e)
{
using (var context = new EventContainer())
{
context.Entry(e).State = EntityState.Modified;
context.SaveChanges();
return(e);
}
}
public static Venue updateObj(Venue e)
{
using (var context = new EventContainer())
{
context.Entry(e).State = EntityState.Modified;
context.SaveChanges();
return e;
}
}
public static SubEvent updateObj(SubEvent e)
{
e.Venue = DBLayer.DomainModels.VenueModel.getByID(e.VenueId);
using (var context = new EventContainer())
{
context.Entry(e).State = EntityState.Modified;
context.SaveChanges();
return(e);
}
}
public static Budget update(int allocatedBudget)
{
using (var context = new EventContainer())
{
Budget budget = new Budget
{
AllocatedBudget = allocatedBudget
};
context.Budgets.Attach(budget);
context.Entry(budget).State = EntityState.Modified;
context.SaveChanges();
return budget;
}
}
public static Budget update(int id, int allocatedBudget)
{
using (var context = new EventContainer())
{
Budget budget = new Budget
{
Id = id,
AllocatedBudget = allocatedBudget
};
context.Budgets.Attach(budget);
context.Entry(budget).State = EntityState.Modified;
context.SaveChanges();
return(budget);
}
}
public static Venue update(string name, int capacity)
{
using (var context = new EventContainer())
{
Venue venue = new Venue
{
Name = name,
Capacity = capacity
};
context.Venues.Attach(venue);
context.Entry(venue).State = EntityState.Modified;
context.SaveChanges();
return venue;
}
}
public static Venue update(int id, string name, int capacity)
{
using (var context = new EventContainer())
{
Venue venue = new Venue
{
Id = id,
Name = name,
Capacity = capacity
};
context.Venues.Attach(venue);
context.Entry(venue).State = EntityState.Modified;
context.SaveChanges();
return(venue);
}
}
public static BudgetItem update(String name, int cost, int budgetId)
{
using (var context = new EventContainer())
{
BudgetItem item = new BudgetItem
{
Name = name,
Cost = cost,
BudgetId = budgetId
};
context.BudgetItems.Attach(item);
context.Entry(item).State = EntityState.Modified;
context.SaveChanges();
return item;
}
}
public static BudgetItem update(int id, String name, int cost, int budgetId)
{
using (var context = new EventContainer())
{
BudgetItem item = new BudgetItem
{
Id = id,
Name = name,
Cost = cost,
BudgetId = budgetId
};
context.BudgetItems.Attach(item);
context.Entry(item).State = EntityState.Modified;
context.SaveChanges();
return(item);
}
}
public static SubEvent update(int eventId, int venueId, DateTime start, DateTime end)
{
using (var context = new EventContainer())
{
SubEvent subEvent = new SubEvent
{
EventId = eventId,
Start = start,
End = end,
VenueId = venueId,
};
context.SubEvents.Attach(subEvent);
context.Entry(subEvent).State = EntityState.Modified;
context.SaveChanges();
return subEvent;
}
}
public static SubEvent update(int id, int eventId, int venueId, DateTime start, DateTime end, string name = "")
{
using (var context = new EventContainer())
{
SubEvent subEvent = new SubEvent
{
Id = id,
Name = name,
EventId = eventId,
Start = start,
End = end,
VenueId = venueId,
};
context.SubEvents.Attach(subEvent);
context.Entry(subEvent).State = EntityState.Modified;
context.SaveChanges();
return(subEvent);
}
}
public static Event update(int id, string matricId, string name, int venueId, DateTime start, DateTime end, int capacity, int budget = 0, string description = "", short viewAtLoginPage = 1)
{
using (var context = new EventContainer())
{
Event updatedEvent = new Event
{
Id = id,
StudentMatricId = matricId,
Name = name,
Description = description,
Start = start,
End = end,
TimeCreated = DateTime.Now,
Capacity = capacity,
ViewAtLoginPage = viewAtLoginPage,
};
context.Events.Attach(updatedEvent);
context.Entry(updatedEvent).State = EntityState.Modified;
context.SaveChanges();
return(updatedEvent);
}
}
public static SubEvent updateObj(SubEvent e)
{
e.Venue = DBLayer.DomainModels.VenueModel.getByID(e.VenueId);
using (var context = new EventContainer())
{
context.Entry(e).State = EntityState.Modified;
context.SaveChanges();
return e;
}
}
public static Event update(int id, string matricId, string name, int venueId, DateTime start, DateTime end, int capacity, int budget = 0, string description = "", short viewAtLoginPage = 1)
{
using (var context = new EventContainer())
{
Event updatedEvent = new Event
{
Id = id,
StudentMatricId = matricId,
Name = name,
Description = description,
Start = start,
End = end,
TimeCreated = DateTime.Now,
ViewAtLoginPage = viewAtLoginPage,
};
context.Events.Attach(updatedEvent);
context.Entry(updatedEvent).State = EntityState.Modified;
context.SaveChanges();
return updatedEvent;
}
}
