public static DeviceUserAssignment AssignDevice(this Device d, DiscoDataContext Database, User u)
{
DeviceUserAssignment newDua = default(DeviceUserAssignment);
// Mark existing assignments as Unassigned
foreach (var dua in Database.DeviceUserAssignments.Where(m => m.DeviceSerialNumber == d.SerialNumber && !m.UnassignedDate.HasValue))
dua.UnassignedDate = DateTime.Now;
if (u != null)
{
// Add new Assignment
newDua = new DeviceUserAssignment()
{
DeviceSerialNumber = d.SerialNumber,
AssignedUserId = u.UserId,
AssignedDate = DateTime.Now
};
Database.DeviceUserAssignments.Add(newDua);
d.AssignedUserId = u.UserId;
d.AssignedUser = u;
}
else
{
d.AssignedUserId = null;
}
// Update AD Account
if (ActiveDirectory.IsValidDomainAccountId(d.DeviceDomainId))
{
var adMachineAccount = ActiveDirectory.RetrieveADMachineAccount(d.DeviceDomainId);
if (adMachineAccount != null)
adMachineAccount.SetDescription(d);
}
return newDua;
}
public override bool Apply(DiscoDataContext Database, Device Device)
{
if (this.FieldAction == EntityState.Modified)
{
// Remove Current Assignments
var currentAssignments = Device.DeviceUserAssignments.Where(dua => !dua.UnassignedDate.HasValue);
foreach (var currentAssignment in currentAssignments)
{
currentAssignment.UnassignedDate = DateTime.Now;
}
}
if (FieldAction == EntityState.Added || FieldAction == EntityState.Modified)
{
// Add Assignment
if (parsedValue != null)
{
var assignment = new DeviceUserAssignment()
{
Device = Device,
DeviceSerialNumber = Device.SerialNumber,
AssignedUserId = parsedValue,
AssignedDate = DateTime.Now
};
Database.DeviceUserAssignments.Add(assignment);
}
Device.AssignedUserId = parsedValue;
return true;
}
else
{
return false;
}
}
