static void Main(string[] args)
{
try
{
//AddUsers();
//LazyLoadUserGroups();
//GetActiveUsersWithSp();
using (var ctx = new EFTestDbEntities())
{
ctx.pGetUsers(true);
}
}
catch (DbEntityValidationException vex)
{
//TODO log and fix invalid stuff
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
Console.ReadKey();
}
static void AddUsers()
{
using (var dbCtx = new EFTestDbEntities())
{
try
{
dbCtx.Database.CommandTimeout = 10;
dbCtx.Database.Log = Console.WriteLine;
//dbCtx.Users.RemoveRange(dbCtx.Users);
//dbCtx.Groups.RemoveRange(dbCtx.Groups);
//dbCtx.UserGroups.RemoveRange(dbCtx.UserGroups);
var userId = dbCtx.Users.Max(el => el.Id);
var groupId = dbCtx.Groups.Max(el => el.Id);
var user = dbCtx.Users.Add(new User {
Id = userId + 1, Name = "John", Password = "******", IsActive = true
});
Group group = null;
if (!dbCtx.Groups.Any(el => el.Name == "Administrator"))
{
group = dbCtx.Groups.Add(new Group {
Id = groupId + 1, Name = "Administrator"
});
}
//var users = dbCtx.Users.Include(e => e.Name).ToList();
dbCtx.SaveChanges();
if (group != null)
{
var userGroup = dbCtx.UserGroups.Add(new UserGroup()
{
Id = 1, GroupId = group.Id, UserId = user.Id
});
dbCtx.SaveChanges();
var c = user.UserGroups.Count;
}
var count = dbCtx.Users.First().UserGroups.Count;
dbCtx.SaveChanges();
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
}
}
private static void GetActiveUsersWithSp()
{
using (var dbCtx = new EFTestDbEntities())
{
dbCtx.Database.CommandTimeout = 10;
dbCtx.Configuration.LazyLoadingEnabled = true;
dbCtx.Database.Log = Console.WriteLine;
var activeUsers = dbCtx.pGetUsers(true);
foreach (var activeUser in activeUsers)
{
Console.WriteLine(activeUser.Name);
}
}
}
static void LazyLoadUserGroups()
{
using (var dbCtx = new EFTestDbEntities())
{
dbCtx.Database.CommandTimeout = 10;
dbCtx.Configuration.LazyLoadingEnabled = true;
dbCtx.Database.Log = Console.WriteLine;
var user = dbCtx.Users
.Where(u => u.Name == "John")
//.Include(u => u.UserGroups) //That would be eager loading
.First();
var entity = dbCtx.Entry(user);
//entity.State = EntityState.Added;
entity.Collection(e => e.UserGroups).Query().Load(); //That is lazy loading referenced collection
dbCtx.SaveChanges();
//dbCtx.Users.Local.ToBindingList();
}
}
