ISEbd-21_Putilin_P.A._PrecastConcretePlant/PrecastConcretePlant/PrecastConcretePlantBusinessLogic/ReinforcedLogic.cs

using PrecastConcretePlantContracts.BindingModels;
using PrecastConcretePlantContracts.BusinessLogicsContracts;
using PrecastConcretePlantContracts.SearchModels;
using PrecastConcretePlantContracts.StoragesContract;
using PrecastConcretePlantContracts.ViewModels;
using Microsoft.Extensions.Logging;

namespace ConfectioneryBusinessLogic.BusinessLogic
{
    public class ReinforcedLogic : IReinforcedLogic
    {
        private readonly ILogger _logger;
        private readonly IReinforcedStorage _componentStorage;
        public ReinforcedLogic(ILogger<ReinforcedLogic> logger, IReinforcedStorage componentStorage)
        {
            _logger = logger;
            _componentStorage = componentStorage;
        }
        public List<ReinforcedViewModel>? ReadList(ReinforcedSearchModel? model)
        {
            _logger.LogInformation("ReadList. ReinforcedName:{ReinforcedName}.Id:{ Id} ",
                model?.ReinforcedName, model?.Id);
            var list = (model == null) ? _componentStorage.GetFullList() :
            _componentStorage.GetFilteredList(model);
            if (list == null)
            {
                _logger.LogWarning("ReadList return null list");
                return null;
            }
            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
            return list;
        }
        public ReinforcedViewModel? ReadElement(ReinforcedSearchModel model)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }
            _logger.LogInformation("ReadElement. ReinforcedName:{ReinforcedName}.Id:{ Id}",
                model.ReinforcedName, model.Id);
            var element = _componentStorage.GetElement(model);
            if (element == null)
            {
                _logger.LogWarning("ReadElement element not found");
                return null;
            }
            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
            return element;
        }
        public bool Create(ReinforcedBindingModel model)
        {
            CheckModel(model);
            if (_componentStorage.Insert(model) == null)
            {
                _logger.LogWarning("Insert operation failed");
                return false;
            }
            return true;
        }
        public bool Update(ReinforcedBindingModel model)
        {
            CheckModel(model);
            if (_componentStorage.Update(model) == null)
            {
                _logger.LogWarning("Update operation failed");
                return false;
            }
            return true;
        }
        public bool Delete(ReinforcedBindingModel model)
        {
            CheckModel(model, false);
            _logger.LogInformation("Delete. Id:{Id}", model.Id);
            if (_componentStorage.Delete(model) == null)
            {
                _logger.LogWarning("Delete operation failed");
                return false;
            }
            return true;
        }
        private void CheckModel(ReinforcedBindingModel model, bool withParams =
        true)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }
            if (!withParams)
            {
                return;
            }
            if (string.IsNullOrEmpty(model.ReinforcedName))
            {
                throw new ArgumentNullException("Нет названия железобетонного изделия",
                nameof(model.ReinforcedName));
            }
            if (model.Price <= 0)
            {
                throw new ArgumentNullException("Цена железобетонного изделия должна быть больше 0", nameof(model.Price));
            }
            _logger.LogInformation("Reinforced. ReinforcedName:{ReinforcedName}.Price:{ Price}. Id: { Id}",
                model.ReinforcedName, model.Price, model.Id);
            var element = _componentStorage.GetElement(new ReinforcedSearchModel
            {
                ReinforcedName = model.ReinforcedName
            });
            if (element != null && element.Id != model.Id)
            {
                throw new InvalidOperationException("Железобетонное изделие с таким названием уже есть");
            }
        }
    }
}