public override int SaveChanges()
{
var entities = ChangeTracker.Entries()
.Where(t => t.Entity is IEntity &&
!t.State.Exists(EntityState.Detached, EntityState.Unchanged))
.ToList();
entities
.ForEach(dbEntry =>
{
var baseEntity = (IEntity)dbEntry.Entity;
if (dbEntry.State == EntityState.Added)
{
baseEntity.CreatedDate = systemContext.DateTimeNow;
baseEntity.CreatedBy = systemContext.UserName;
}
baseEntity.LastModifiedDate = systemContext.DateTimeNow;
baseEntity.LastModifiedBy = systemContext.UserName;
});
int recordsAffected = base.SaveChanges();
OnSaveChanges?.Invoke(recordsAffected, entities);
return(recordsAffected);
}
public int SaveChanges()
{
// Could also be before try if you know the exception occurs in SaveChanges
var changes = _dataContext.SaveChanges();
//Fire the event - notifying all subscribers
OnSaveChanges?.Invoke(this, null);
return(changes);
}
public static void SaveChanges()
{
if (collection == null)
{
return;
}
OnSaveChanges?.Invoke();
string libraryPath = UserConfig.GetValue(CONFIG_FILE, "libary_path", defaultPath);
JsonSerializerSettings settings = new JsonSerializerSettings();
settings.NullValueHandling = NullValueHandling.Ignore;
settings.ContractResolver = new CamelCasePropertyNamesContractResolver();
string json = JsonConvert.SerializeObject(collection, Formatting.Indented, settings);
File.WriteAllText(libraryPath, json);
UserConfig.SetValue(CONFIG_FILE, "recent", recent.ToArray());
}
public override Task <int> SaveChangesAsync(bool acceptAllChangesOnSuccess, CancellationToken cancellationToken = default(CancellationToken))
{
UpdateConcurrencyStamps();
OnSaveChanges?.Invoke(this, null);
return(base.SaveChangesAsync(acceptAllChangesOnSuccess, cancellationToken));
}
