/// <summary>
/// Deletes the specified egm event entity.
/// </summary>
/// <param name="egmEvent">The egm event.</param>
public void Delete(EgmEvent egmEvent)
{
using (var context = new HmsDbContext())
{
if (!context.EgmEvents.Any(evt => evt.Id == egmEvent.Id))
{
return;
}
// matching PK found, thus we proceed with Delete
DaoUtilities.DeleteEntity(context, context.EgmEvents, egmEvent);
}
}
/// <summary>
/// Updates the state of the existing entity.
/// </summary>
/// <param name="context">The context.</param>
/// <param name="entityEntry">The EgmEvent entity entry.</param>
/// <param name="egmEvent">The egm event.</param>
private static void UpdateExistingEntityState(HmsDbContext context, DbEntityEntry entityEntry,
EgmEvent egmEvent)
{
var evtEntity = (EgmEvent)entityEntry.Entity;
if (!evtEntity.SentAt.Equals(egmEvent.SentAt))
{
evtEntity.SentAt = egmEvent.SentAt;
}
if (!evtEntity.ReportGuid.Equals(egmEvent.ReportGuid))
{
evtEntity.ReportGuid = egmEvent.ReportGuid;
}
DaoUtilities.UpdateVersion(context, entityEntry);
}
/// <summary>
/// Saves the specified egm event.
/// </summary>
/// <param name="egmEvent">The egm event.</param>
public void Save(EgmEvent egmEvent)
{
using (var context = new HmsDbContext())
{
//context.Database.Log = Console.Write;
if (!context.EgmEvents.Any(evt => evt.Id == egmEvent.Id))
{
// no matching PK for this EgmEvent in database,
// thus we create new entity and add it to db
DaoUtilities.SaveCreatedEntity(context, context.EgmEvents, egmEvent, SetNewEntityState);
}
else
{
// matching PK found, thus we update state of existing EgmEvent entity
DaoUtilities.SaveUpdatedEntity(context, context.EgmEvents, egmEvent, UpdateExistingEntityState);
}
}
}
/// <summary>
/// Sets the state of the new entity.
/// </summary>
/// <param name="entity">The egm event.</param>
private static void SetNewEntityState(EgmEvent entity)
{
entity.Version = 0;
entity.Hash = GenerateHash(entity);
}
/// <summary>
/// Generates the hash for the specified EgmEvent entity.
/// </summary>
/// <param name="egmEvent">The egm event.</param>
/// <returns>System.String.</returns>
public static string GenerateHash(EgmEvent egmEvent)
{
return(GenerateHash(egmEvent.Code, egmEvent.Description, egmEvent.EgmSerialNumber, egmEvent.OccurredAt,
egmEvent.CasinoCode));
}
