/// <summary>
/// Adds entity if Id is 0. Otherwise Updates it
/// </summary>
/// <exception cref="EntityException">Contains EF Exception and a standart HTTP-responce for client side</exception>
public Guid AddOrUpdate <T>(T entity) where T : class, IEntity
{
if (entity is null)
{
throw new ArgumentNullException(nameof(entity));
}
try
{
if (entity.Id == Guid.Empty)
{
if (entity is Human)
{
(entity as Human).Passhash = StringHash.GetStringSha256Hash((entity as Human).Passhash);
}
db.Add(EntitySecurityAdapter.Encrypt(entity));
}
else
{
db.Update(EntitySecurityAdapter.Encrypt(entity)); //todo: bugfix user can not change his password or account is lost
}
db.SaveChanges();
return(entity.Id);
}
catch (Exception E)
{
throw new EntityException(E, entity);
}
}
/// <summary>
/// Adds range of objects
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="entities"></param>
public void AddRange <T>(T[] entities) where T : class, IEntity
{
try
{
Human[] temp = entities as Human[];
if (temp is not null)
{
foreach (Human item in temp)
{
item.Passhash = StringHash.GetStringSha256Hash(item.Passhash);
}
db.AddRange(temp.Select(x => EntitySecurityAdapter.Encrypt(x)));
}
else
{
db.AddRange(entities.Select(x => EntitySecurityAdapter.Encrypt(x)));
}
db.SaveChanges();
}
catch (Exception E)
{
throw new EntityException("Failed to InsertBulk.", E, null);
}
}
/// <summary> /// Get table with predicate where <paramref name="type"/> is inherited from <see cref="IEntity"/> /// </summary> /// <param name="predicate">For filtering entities</param> public IEnumerable <object> GetTable(Type type, Func <dynamic, bool> predicate) => db.Set(type).Select(x => EntitySecurityAdapter.Decrypt(x)).Where(predicate); // todo: optimize
