PIbd-23-Yunusov-N.N.-CarRepairShop/CarRepairShop/CarRepairShopBusinessLogic/ShopLogic.cs

using CarRepairShopContracts.BindingModels;
using CarRepairShopContracts.BusinessLogicsContracts;
using CarRepairShopContracts.SearchModels;
using CarRepairShopContracts.StoragesContracts;
using CarRepairShopContracts.ViewModels;
using CarRepairShopDataModels.Models;
using Microsoft.Extensions.Logging;

namespace CarRepairShopBusinessLogic
{
    public class ShopLogic : IShopLogic
    {
        private readonly ILogger _logger;
        private readonly IShopStorage _shopStorage;

        public ShopLogic(ILogger<ShopLogic> logger, IShopStorage shopStorage)
        {
            _logger = logger;
            _shopStorage = shopStorage;
        }

        public List<ShopViewModel> ReadList(ShopSearchModel model)
        {
            _logger.LogInformation("ReadList. ShopName:{Name}. Id:{ Id}", model?.Name, model?.Id);
            var list = model == null ? _shopStorage.GetFullList() : _shopStorage.GetFilteredList(model);
            if (list == null)
            {
                _logger.LogWarning("ReadList return null list");
                return null;
            }
            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
            return list;

        }

        public bool MakeSupply(ShopSearchModel model, IRepairModel repair, int count)
        {
            _logger.LogInformation("Try to supply shop. ShopName:{ShopName}. Id:{Id}", model.Name, model.Id);
            if (model == null)
            {
                _logger.LogWarning("Read operation failed");
                throw new ArgumentNullException(nameof(model));
            }
            if (repair == null)
            {
                _logger.LogWarning("Read operation failed");
                throw new ArgumentNullException(nameof(repair));
            }
            if (count <= 0)
            {
                _logger.LogWarning("Read operation failed");
                throw new ArgumentNullException("Количество должно быть положительным числом");
            }
            ShopViewModel curModel = ReadElement(model);
            if (curModel == null)
            {
                _logger.LogWarning("Read operation failed");
                throw new ArgumentNullException(nameof(curModel));
            }
            if (curModel.ShopRepairs.TryGetValue(repair.Id, out var pair))
            {
                curModel.ShopRepairs[repair.Id] = (pair.Item1, pair.Item2 + count);
            }
            else
            {
                curModel.ShopRepairs.Add(repair.Id, (repair, count));
            }
            Update(new()
            {
                Id = curModel.Id,
                ShopName = curModel.ShopName,
                DateOpen = curModel.DateOpen,
                Address = curModel.Address,
                ShopRepairs = curModel.ShopRepairs,
            });
            _logger.LogInformation("Success. RepairName:{RepairName}. Id:{Id}. Supply:{count}", repair.RepairName, repair.Id, count);
            return true;
        }

        public ShopViewModel ReadElement(ShopSearchModel model)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }
            _logger.LogInformation("ReadElement. ShopName:{ShopName}.Id:{ Id}", model.Name, model.Id);
            var element = _shopStorage.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(ShopBindingModel model)
        {
            CheckModel(model);
            if (_shopStorage.Insert(model) == null)
            {
                _logger.LogWarning("Insert operation failed");
                return false;
            }
            return true;
        }

        public bool Update(ShopBindingModel model)
        {
            CheckModel(model);
            if (_shopStorage.Update(model) == null)
            {
                _logger.LogWarning("Update operation failed");
                return false;
            }
            return true;
        }
        public bool Delete(ShopBindingModel model)
        {
            CheckModel(model, false);
            _logger.LogInformation("Delete. Id:{Id}", model.Id);
            if (_shopStorage.Delete(model) == null)
            {
                _logger.LogWarning("Delete operation failed");
                return false;
            }
            return true;
        }

        private void CheckModel(ShopBindingModel model, bool withParams = true)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }
            if (!withParams)
            {
                return;
            }
            if (string.IsNullOrEmpty(model.ShopName))
            {
                throw new ArgumentNullException("Нет названия магазина",
               nameof(model.ShopName));
            }
            if (string.IsNullOrEmpty(model.Address))
            {
                throw new ArgumentNullException("Нет адресса магазина",
               nameof(model.ShopName));
            }
            if (model.DateOpen == null)
            {
                throw new ArgumentNullException("Нет даты открытия магазина",
               nameof(model.ShopName));
            }
            _logger.LogInformation("Shop. ShopName:{ShopName}.Address:{Address}. DateOpen:{DateOpen}. Id: { Id}", model.ShopName, model.Address, model.DateOpen, model.Id);
            var element = _shopStorage.GetElement(new ShopSearchModel
            {
                Name = model.ShopName
            });
            if (element != null && element.Id != model.Id)
            {
                throw new InvalidOperationException("Магазин с таким названием уже есть");
            }
        }
    }
}