110 lines
2.5 KiB
C#
110 lines
2.5 KiB
C#
using CarRentContracts.BindingModels;
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using CarRentContracts.BusinessLogicContracts;
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using CarRentContracts.SearchModels;
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using CarRentContracts.StoragesContracts;
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using CarRentContracts.ViewModels;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace CarRentBusinessLogic.BusinessLogics
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{
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public class BranchLogic : IBranchLogic
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{
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private readonly IBranchStorage _branchStorage;
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public BranchLogic(IBranchStorage branchStorage)
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{
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_branchStorage = branchStorage;
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}
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public List<BranchViewModel>? ReadList(BranchSearchModel? model)
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{
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var list = model == null ? _branchStorage.GetFullList() :
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_branchStorage.GetFilteredList(model);
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if (list == null)
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{
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return null;
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}
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return list;
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}
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public BranchViewModel? ReadElement(BranchSearchModel model)
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{
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if (model == null)
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{
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throw new ArgumentNullException(nameof(model));
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}
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var element = _branchStorage.GetElement(model);
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if (element == null)
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{
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return null;
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}
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return element;
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}
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public bool Create(BranchBindingModel model)
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{
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CheckModel(model);
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if (_branchStorage.Insert(model) == null)
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{
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return false;
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}
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return true;
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}
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public bool Update(BranchBindingModel model)
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{
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CheckModel(model);
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if (_branchStorage.Update(model) == null)
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{
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return false;
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}
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return true;
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}
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public bool Delete(BranchBindingModel model)
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{
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CheckModel(model, false);
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if (_branchStorage.Delete(model) == null)
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{
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return false;
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}
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return true;
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}
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private void CheckModel(BranchBindingModel model, bool withParams = true)
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{
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if (model == null)
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{
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throw new ArgumentNullException(nameof(model));
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}
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if (!withParams)
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{
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return;
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}
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if (string.IsNullOrEmpty(model.Name))
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{
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throw new ArgumentNullException("Нет названия филиала",
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nameof(model.Name));
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}
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if (string.IsNullOrEmpty(model.Address))
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{
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throw new ArgumentNullException("Нет адреса филиала",
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nameof(model.Address));
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}
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if (string.IsNullOrEmpty(model.PhoneNumber))
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{
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throw new ArgumentNullException("Нет номера телефона филиала",
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nameof(model.PhoneNumber));
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}
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var element = _branchStorage.GetElement(
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new BranchSearchModel
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{
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Name = model.Name
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}
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);
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if (element != null && element.Id != model.Id)
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{
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throw new InvalidOperationException("Филиал с таким названием уже есть");
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}
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}
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}
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}
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