/// <summary>
/// Deletes the specified egm meter reading entity.
/// </summary>
/// <param name="egmMeterReading">The egm meter reading.</param>
public void Delete(EgmMeterReading egmMeterReading)
{
using (var context = new HmsDbContext())
{
if (!context.EgmMeterReadings.Any(mr => mr.Id == egmMeterReading.Id))
{
return;
}
// matching PK found, thus we proceed with Delete
DaoUtilities.DeleteEntity(context, context.EgmMeterReadings, egmMeterReading);
}
}
/// <summary>
/// Updates the state of the existing entity.
/// </summary>
/// <param name="context">The context.</param>
/// <param name="entityEntry">The meter reading entity entry.</param>
/// <param name="egmMeterReading">The egm meter reading.</param>
private static void UpdateExistingEntityState(HmsDbContext context, DbEntityEntry entityEntry,
EgmMeterReading egmMeterReading)
{
var meterReadingEntity = (EgmMeterReading)entityEntry.Entity;
if (!meterReadingEntity.SentAt.Equals(egmMeterReading.SentAt))
{
meterReadingEntity.SentAt = egmMeterReading.SentAt;
}
if (!meterReadingEntity.ReportGuid.Equals(egmMeterReading.ReportGuid))
{
meterReadingEntity.ReportGuid = egmMeterReading.ReportGuid;
}
DaoUtilities.UpdateVersion(context, entityEntry);
}
/// <summary>
/// Saves the specified egm meter reading.
/// </summary>
/// <param name="egmMeterReading">The egm meter reading.</param>
public void Save(EgmMeterReading egmMeterReading)
{
using (var context = new HmsDbContext())
{
//context.Database.Log = Console.Write;
if (!context.EgmMeterReadings.Any(mr => mr.Id == egmMeterReading.Id))
{
// no matching PK for this EgmMeterReading in database,
// thus we create new entity and add it to db
DaoUtilities.SaveCreatedEntity(context, context.EgmMeterReadings, egmMeterReading,
SetNewEntityState);
}
else
{
// matching PK found, thus we update state of existing EgmMeterReading entity
DaoUtilities.SaveUpdatedEntity(context, context.EgmMeterReadings, egmMeterReading,
UpdateExistingEntityState);
}
}
}
/// <summary>
/// Sets the state of the new entity.
/// </summary>
/// <param name="entity">The egm meter reading.</param>
private static void SetNewEntityState(EgmMeterReading entity)
{
entity.Version = 0;
entity.Hash = GenerateHash(entity);
}
/// <summary>
/// Generates the hash for an EgmMeterReading.
/// </summary>
/// <param name="egmMeterReading">The egm meter reading.</param>
/// <returns>System.String.</returns>
public static string GenerateHash(EgmMeterReading egmMeterReading)
{
return(GenerateHash(egmMeterReading.Type.ToString(), egmMeterReading.Value, egmMeterReading.EgmSerialNumber,
egmMeterReading.Units, egmMeterReading.ReadAt, egmMeterReading.CasinoCode, egmMeterReading.GameTitle,
egmMeterReading.GameDenomination));
}