using UniversityContracts.BindingModels; using UniversityContracts.SearchModels; using UniversityContracts.ViewModels; namespace UniversityContracts.BusinessLogicContracts { public interface IPurchaseLogic { List ReadList(PurchaseSearchModel? model = null); PurchaseViewModel ReadElement(PurchaseSearchModel model); bool Create(PurchaseBindingModel model); bool Update(PurchaseBindingModel model); bool Delete(PurchaseBindingModel model); } }