128 lines
4.0 KiB
C#
128 lines
4.0 KiB
C#
using DressAtelierContracts.BindingModels;
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using DressAtelierContracts.BusinessLogicContracts;
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using DressAtelierContracts.SearchModels;
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using DressAtelierContracts.StorageContracts;
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using DressAtelierContracts.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 DressAtelierBusinessLogic.BusinessLogic
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{
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public class DressLogic : IDressLogic
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{
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private readonly ILogger _logger;
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private readonly IDressStorage _dressStorage;
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public DressLogic(ILogger<DressLogic> logger, IDressStorage dressStorage)
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{
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_logger = logger;
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_dressStorage = dressStorage;
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}
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public bool Create(DressBindingModel model)
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{
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CheckModel(model);
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if(_dressStorage.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(DressBindingModel model)
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{
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CheckModel(model);
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if (_dressStorage.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(DressBindingModel 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 (_dressStorage.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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public DressViewModel? ReadElement(DressSearchModel 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. DressName:{DressName}.ID:{ ID}", model.DressName, model.ID);
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var element = _dressStorage.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 List<DressViewModel>? ReadList(DressSearchModel? model)
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{
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_logger.LogInformation("ReadList. DressName:{DressName}. ID:{ ID}", model?.DressName, model?.ID);
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var list = model == null ? _dressStorage.GetFullList() : _dressStorage.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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private void CheckModel(DressBindingModel 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.DressName))
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{
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throw new ArgumentNullException("Invalid name of dress",nameof(model.DressName));
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}
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if (model.Price <= 0)
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{
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throw new ArgumentNullException("Price of dress should be higher than 0", nameof(model.Price));
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}
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_logger.LogInformation("Product. DressName:{DressName}. Cost:{Cost}. ID: {ID}", model.DressName, model.Price, model.ID);
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var element = _dressStorage.GetElement(new DressSearchModel
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{
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DressName = model.DressName,
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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("Product with such name already exists");
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}
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}
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}
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}
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