128 lines
4.0 KiB
C#
128 lines
4.0 KiB
C#
using FlowerShopContracts.BindingModels;
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using FlowerShopContracts.BusinessLogicsContracts;
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using FlowerShopContracts.SearchModels;
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using FlowerShopContracts.StoragesContracts;
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using FlowerShopContracts.ViewModels;
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using Microsoft.Extensions.Logging;
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namespace FlowerShopBusinessLogic.BusinessLogics
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{
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public class BouquetLogic : IBouquetLogic
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{
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private readonly ILogger _logger;
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private readonly IBouquetStorage _bouquetStorage;
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public BouquetLogic(ILogger<BouquetLogic> logger, IBouquetStorage bouquetStorage)
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{
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_logger = logger;
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_bouquetStorage = bouquetStorage;
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}
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public List<BouquetViewModel>? ReadList(BouquetSearchModel? model)
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{
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_logger.LogInformation("ReadList. BouquetName: {BouquetName}. Id: {Id}", model?.BouquetName, model?.Id);
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var list = model == null ? _bouquetStorage.GetFullList() : _bouquetStorage.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 BouquetViewModel? ReadElement(BouquetSearchModel 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. BouquetName: {BouquetName}. Id: {Id}", model.BouquetName, model.Id);
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var element = _bouquetStorage.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(BouquetBindingModel model)
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{
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CheckModel(model);
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if (_bouquetStorage.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(BouquetBindingModel model)
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{
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CheckModel(model);
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if (_bouquetStorage.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(BouquetBindingModel 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 (_bouquetStorage.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(BouquetBindingModel 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.BouquetName))
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{
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throw new ArgumentNullException("Нет названия букета", nameof(model.BouquetName));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Цена букета должна быть больше 0", nameof(model.Price));
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}
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_logger.LogInformation("Bouquet. BouquetName: {BouquetName}. Price: {Price}. Id: {Id}", model.BouquetName, model.Price, model.Id);
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var element = _bouquetStorage.GetElement(new BouquetSearchModel { BouquetName = model.BouquetName });
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if (element != null && element.Id != model.Id)
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{
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throw new InvalidOperationException("Букет 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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