public CheckIn Add(CheckIn newCheckIn)
{
if (_list.Count > 0)
newCheckIn.Id = _list[_list.Count-1].Id + 1;
else
newCheckIn.Id = 1;
_list.Add (newCheckIn);
return newCheckIn;
}
public void CheckInUserAtPlace(string username, Place place)
{
SetupAndCall((dbCmd) =>
{
SqlExpressionVisitor<Place> evPlace = OrmLiteConfig.DialectProvider.ExpressionVisitor<Place>();
SqlExpressionVisitor<User> evUser = OrmLiteConfig.DialectProvider.ExpressionVisitor<User>();
SqlExpressionVisitor<CheckIn> evCheckIn = OrmLiteConfig.DialectProvider.ExpressionVisitor<CheckIn>();
// Find the user Id
int userId;
evUser.Where(u => u.UserName == username).Select(u => u.Id);
var userResult = dbCmd.Select(evUser);
if (userResult.Count == 0)
throw new ArgumentException(string.Format("username : '******' does not exist", username));
userId = userResult[0].Id;
//// Get the last checkin for the user
evCheckIn.Where(c => c.UserId == userId).OrderByDescending(c => c.Time).Limit(1);
var lastCheckIn = dbCmd.Select(evCheckIn);
if (lastCheckIn.Count != 0)
{
DateTime refTime = DateTime.UtcNow - new TimeSpan
(0, SystemConstants.RecentThresholdHours, 0, 0, 0);
// If it has been a while allow the checkin
if (refTime < lastCheckIn.First().Time)
{
//// Find the palce for that place id
evPlace.Where(p => p.Id == lastCheckIn.First().PlaceId).Limit(1);
var existingPlaceResult = dbCmd.Select(evPlace);
// if it is the same place just update the time
if (existingPlaceResult.First().Name == place.Name &&
existingPlaceResult.First().Address == place.Address)
{
evCheckIn.Where(c => c.Id == lastCheckIn.First().Id).Update(c => c.Time);
dbCmd.UpdateOnly(new CheckIn { Time = DateTime.UtcNow }, evCheckIn);
return;
}
}
}
// Add place to table if it does not exist
// compared my name and address
int placeId;
evPlace = OrmLiteConfig.DialectProvider.ExpressionVisitor<Place>();
evPlace.Where(p => p.Name == place.Name && p.Address == place.Address)
.Select(p => p.Id);
var placeResult = dbCmd.Select(evPlace);
if (placeResult.Count == 0)
{
dbCmd.Insert(place);
placeId = (int)dbCmd.GetLastInsertId();
}
else
placeId = placeResult[0].Id;
// Check in the user
CheckIn checkIn = new CheckIn { UserId = userId, PlaceId = placeId, Time = DateTime.UtcNow };
dbCmd.Insert(checkIn);
});
}
public void Delete(CheckIn checkInToDelete)
{
_list.Remove (_list.Find (e=> e.Id == checkInToDelete.Id));
}
