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