private static bool UpdateDeviceStatus(DeviceStatus newStatus, PcPoolModels.DeviceInstance device, PcPoolEntities ctx, int userId)
{
if (newStatus == DeviceStatus.Loaned)
{
var inventoryStatProvider = new InventoryStatProvide();
var result = inventoryStatProvider.ReserveDevices(device.DeviceTypeID, 1, userId, true);
if (!result.IsPossible)
{
return(false);
}
device.DeviceStatusID = (int)newStatus;
var reservation =
ctx.ReservationLists.FirstOrDefault(
rl =>
rl.UserID == userId && rl.DeviceTypeID == device.DeviceTypeID &&
rl.EndDate > DateTime.UtcNow);
if (reservation != null | reservation.Amount != 0)
{
reservation.Amount -= 1;
ctx.ReservationLists.Attach(reservation);
ctx.Entry(reservation).State = EntityState.Modified;
ctx.DeviceInstances.Attach(device);
ctx.Entry(device).State = EntityState.Modified;
ctx.SaveChanges();
}
}
else
{
device.DeviceStatusID = (int)newStatus;
ctx.DeviceInstances.Attach(device);
ctx.Entry(device).State = EntityState.Modified;
ctx.SaveChanges();
}
return(true);
}
public void ChangeUserType(int userId)
{
using (var ctx = new PcPoolEntities())
{
var user = ctx.Users.FirstOrDefault(u => u.UserID == userId);
if (user == null)
{
return;
}
switch (user.UserTypeID)
{
case (int)UserType.Admin:
user.UserTypeID = (int)UserType.User;
break;
case (int)UserType.User:
user.UserTypeID = (int)UserType.Admin;
break;
}
ctx.Users.Attach(user);
ctx.Entry(user).State = EntityState.Modified;
ctx.SaveChanges();
}
}