120 lines
4.0 KiB
C#
120 lines
4.0 KiB
C#
using CarRepairShopContracts.BindingModels;
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using CarRepairShopContracts.SearchModels;
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using CarRepairShopContracts.StoragesContracts;
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using CarRepairShopContracts.ViewModels;
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using CarRepairShopDataModels.Models;
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using CarRepairShopFileImplement.Models;
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namespace CarRepairShopFileImplement.Implements
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{
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public class ShopStorage : IShopStorage
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{
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private readonly DataFileSingleton _source;
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public ShopStorage()
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{
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_source = DataFileSingleton.GetInstance();
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}
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public List<ShopViewModel> GetFullList()
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{
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return _source.Shops.Select(x => x.GetViewModel).ToList();
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}
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public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
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{
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if (string.IsNullOrEmpty(model.Name))
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{
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return new();
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}
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return _source.Shops.Where(x => x.ShopName.Contains(model.Name)).Select(x => x.GetViewModel).ToList(); ;
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}
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public ShopViewModel? GetElement(ShopSearchModel model)
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{
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if (string.IsNullOrEmpty(model.Name) && !model.Id.HasValue)
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{
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return null;
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}
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return _source.Shops.FirstOrDefault(x => (!string.IsNullOrEmpty(model.Name) && x.ShopName == model.Name) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
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}
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public ShopViewModel? Insert(ShopBindingModel model)
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{
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model.Id = _source.Shops.Count > 0 ? _source.Shops.Max(x => x.Id) + 1 : 1;
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var newShop = Shop.Create(model);
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if (newShop == null)
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{
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return null;
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}
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_source.Shops.Add(newShop);
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_source.SaveShops();
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return newShop.GetViewModel;
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}
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public ShopViewModel? Update(ShopBindingModel model)
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{
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var component = _source.Shops.FirstOrDefault(x => x.Id == model.Id);
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if (component == null)
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{
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return null;
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}
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component.Update(model);
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_source.SaveShops();
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return component.GetViewModel;
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}
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public ShopViewModel? Delete(ShopBindingModel model)
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{
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var element = _source.Shops.FirstOrDefault(x => x.Id ==
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model.Id);
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if (element != null)
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{
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_source.Shops.Remove(element);
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_source.SaveShops();
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return element.GetViewModel;
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}
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return null;
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}
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public bool CheckAvailability(int repairId, int count)
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{
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count -= _source.Shops.Select(x => x.ShopRepairs.Select(y => (y.Value.Item1.Id == repairId ? y.Value.Item2 : 0)).Sum()).Sum();
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return count <= 0;
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}
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public bool SellRepairs(IRepairModel model, int count)
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{
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var neededRepair = _source.Repairs.FirstOrDefault(x => x.Id == model.Id);
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if (neededRepair == null || !CheckAvailability(neededRepair.Id, count))
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{
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return false;
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}
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for (int i = 0; i < _source.Shops.Count; i++)
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{
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var shop = _source.Shops[i];
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var repairs = shop.ShopRepairs;
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foreach (var repair in repairs.Where(x => x.Value.Item1.Id == neededRepair.Id))
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{
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var min = Math.Min(repair.Value.Item2, count);
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repairs[repair.Value.Item1.Id] = (repair.Value.Item1, repair.Value.Item2 - min);
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count -= min;
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if (count <= 0)
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{
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break;
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}
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}
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shop.Update(new ShopBindingModel
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{
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Id = shop.Id,
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ShopName = shop.ShopName,
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Address = shop.Address,
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DateOpen = shop.DateOpen,
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MaxCapacity = shop.MaxCapacity,
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ShopRepairs = repairs
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});
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}
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_source.SaveShops();
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return true;
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}
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}
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}
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