using Contracts.BindingModels; using Contracts.SearchModels; using Contracts.ViewModels; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Contracts.BusinessLogicContracts { public interface ISaleLogic { bool Create(SaleBindingModel model); bool Update(SaleBindingModel model); SaleViewModel ReadElement(SaleSearchModel model); List ReadElements(SaleSearchModel? model); bool Delete(SaleBindingModel model); } }