public void Change <TEntity>(TEntity entity, DbSet <TEntity> entities = null)
where TEntity : class, new()
{
CheckNullEntity(entity);
entities = entities ?? GetDbSet <TEntity>();
if (PageHelper.IsAdd <TEntity, int>(entity))
{
entities.Add(entity);
}
else
{
Attach(entities, entity, EntityState.Modified);
}
}
public async Task <bool> SaveAsync <TEntity>(TEntity entity, DbSet <TEntity> entities = null)
where TEntity : class, new()
{
CheckNullEntity(entity);
entities = entities ?? GetDbSet <TEntity>();
if (PageHelper.IsAdd <TEntity, int>(entity))
{
entities.Add(entity);
}
else
{
Attach(entities, entity, EntityState.Modified);
}
return(await SaveChangesAsync());
}