119 lines
3.9 KiB
C#
119 lines
3.9 KiB
C#
using LawFirmContracts.BindingModels;
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using LawFirmContracts.BusinessLogicsContracts;
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using LawFirmContracts.SearchModels;
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using LawFirmContracts.StoragesContracts;
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using LawFirmContracts.ViewModels;
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using Microsoft.Extensions.Logging;
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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 LawFirmBusinessLogic.BusinessLogic
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{
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public class LawLogic : ILawLogic
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{
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private readonly ILogger _logger;
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private readonly ILawStorage _LawStorage;
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public LawLogic(ILogger<LawLogic> logger, ILawStorage
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LawStorage)
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{
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_logger = logger;
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_LawStorage = LawStorage;
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}
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public List<LawViewModel>? ReadList(LawSearchModel? model)
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{
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_logger.LogInformation("ReadList. LawName:{LawName}.Id:{Id}", model?.LawName, model?.Id);
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var list = model == null ? _LawStorage.GetFullList() : _LawStorage.GetFilteredList(model);
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if (list == null)
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{
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_logger.LogWarning("ReadList return null list");
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return null;
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}
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_logger.LogInformation("ReadList. Count:{Count}", list.Count);
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return list;
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}
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public LawViewModel? ReadElement(LawSearchModel 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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_logger.LogInformation("ReadElement. LawName:{LawName}.Id:{Id}", model.LawName, model.Id);
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var element = _LawStorage.GetElement(model);
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if (element == null)
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{
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_logger.LogWarning("ReadElement element not found");
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return null;
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}
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_logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
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return element;
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}
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public bool Create(LawBindingModel model)
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{
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CheckModel(model);
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if (_LawStorage.Insert(model) == null)
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{
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_logger.LogWarning("Insert operation failed");
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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(LawBindingModel model)
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{
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CheckModel(model);
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if (_LawStorage.Update(model) == null)
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{
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_logger.LogWarning("Update operation failed");
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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(LawBindingModel model)
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{
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CheckModel(model, false);
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_logger.LogInformation("Delete. Id:{Id}", model.Id);
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if (_LawStorage.Delete(model) == null)
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{
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_logger.LogWarning("Delete operation failed");
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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(LawBindingModel 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.LawName))
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{
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throw new ArgumentNullException("Нет названия изделия", nameof(model.LawName));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Цена изделия должна быть больше 0", nameof(model.Price));
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}
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_logger.LogInformation("Law. LawName:{LawName}.Price:{Cost}. Id: {Id}", model.LawName, model.Price, model.Id);
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var element = _LawStorage.GetElement(new LawSearchModel
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{
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LawName = model.LawName
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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("Изделие 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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