Aparyan.ISE-22.MotorPlant/MotorPlantBusinessLogic/BusinessLogics/ShopLogic.cs

using Microsoft.Extensions.Logging;
using MotorPlantContracts.BindingModels;
using MotorPlantContracts.BusinessLogicsContracts;
using MotorPlantContracts.SearchModels;
using MotorPlantContracts.StoragesContracts;
using MotorPlantContracts.ViewModels;
using MotorPlantDataModels.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MotorPlantBusinessLogic.BusinessLogics
{
	public class ShopLogic : IShopLogic
	{
		private readonly ILogger _logger;
		private readonly IShopStorage _shopStorage;
		private readonly IEngineStorage _EngineStorage;
		public ShopLogic(ILogger<ShopLogic> logger, IShopStorage shopStorage, IEngineStorage EngineStorage)
		{
			_logger = logger;
			_shopStorage = shopStorage;
			_EngineStorage = EngineStorage;
		}
		public List<ShopViewModel>? ReadList(ShopSearchModel? model)
		{
			_logger.LogInformation("ReadList. ShopName:{ShopName}.Id:{ Id}", model?.ShopName, 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 ShopViewModel? ReadElement(ShopSearchModel model)
		{
			if (model == null)
			{
				throw new ArgumentNullException(nameof(model));
			}
			_logger.LogInformation("ReadElement. ShopName:{ShopName}.Id:{ Id}", model.ShopName, 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;
		}
		public bool MakeSupply(SupplyBindingModel model)
		{
			if (model == null)
			{
				throw new ArgumentNullException(nameof(model));
			}
			if (model.Count <= 0)
			{
				throw new ArgumentException("Количество изделий должно быть больше 0");
			}
			var shop = _shopStorage.GetElement(new ShopSearchModel
			{
				Id = model.ShopId
			});
			if (shop == null)
			{
				throw new ArgumentException("Магазина не существует");
			}
			if (shop.ShopEngines.ContainsKey(model.EngineId))
			{
				var oldValue = shop.ShopEngines[model.EngineId];
				oldValue.Item2 += model.Count;
				shop.ShopEngines[model.EngineId] = oldValue;
			}
			else
			{
				var Engine = _EngineStorage.GetElement(new EngineSearchModel
				{
					Id = model.EngineId
				});
				if (Engine == null)
				{
					throw new ArgumentException($"Поставка: Товар с id:{model.EngineId} не найденн");
				}
				if (shop.ShopEngines.Sum(kv => kv.Value.Item2) + model.Count > shop.MaxCount)
				{
					throw new ArgumentException("Превышена максимальная вместимость магазина");
				}
				shop.ShopEngines.Add(model.EngineId, (Engine, model.Count));
			}
			_shopStorage.Update(new ShopBindingModel()
			{
				Id = shop.Id,
				ShopName = shop.ShopName,
				Adress = shop.Adress,
				OpeningDate = shop.OpeningDate,
				ShopEngines = shop.ShopEngines,
				MaxCount = shop.MaxCount,
			});

			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.Adress))
			{
				throw new ArgumentException("Адрес магазина длжен быть заполнен", nameof(model.Adress));
			}
			if (string.IsNullOrEmpty(model.ShopName))
			{
				throw new ArgumentException("Название магазина должно быть заполнено", nameof(model.ShopName));
			}
			_logger.LogInformation("Shop. ShopName:{ShopName}.Adres:{Adres}.OpeningDate:{OpeningDate}.Id:{ Id}", model.ShopName, model.Adress, model.OpeningDate, model.Id);
			var element = _shopStorage.GetElement(new ShopSearchModel
			{
				ShopName = model.ShopName
			});
			if (element != null && element.Id != model.Id)
			{
				throw new InvalidOperationException("Магазин с таким названием уже есть");
			}
		}
		public bool Sale(SupplySearchModel model)
		{
			if (!model.EngineId.HasValue || !model.Count.HasValue)
			{
				return false;
			}
			_logger.LogInformation("Check Engine count in all shops");
			if (_shopStorage.Sale(model))
			{
				_logger.LogInformation("Selling sucsess");
				return true;
			}
			_logger.LogInformation("Selling failed");
			return false;
		}

		public bool MakeSupply(ShopSearchModel model, IEngineModel engine, int count)
		{
			throw new NotImplementedException();
		}
	}
}