using IceCreamShopContracts.BindingModels; using IceCreamShopContracts.SearchModels; using IceCreamShopContracts.StoragesContracts; using IceCreamShopContracts.ViewModels; using IceCreamShopDatabaseImplement.Models; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace IceCreamShopDatabaseImplement.Implements { public class OrderStorage : IOrderStorage { public List GetFullList() { using var context = new IceCreamShopDataBase(); return context.Orders .Select(x => AccessIceCreamStorage(x.GetViewModel)) .ToList(); } public List GetFilteredList(OrderSearchModel model) { if (!model.Id.HasValue) { return new(); } using var context = new IceCreamShopDataBase(); return context.Orders .Where(x => x.Id == model.Id) .Select(x => AccessIceCreamStorage(x.GetViewModel)) .ToList(); } public OrderViewModel? GetElement(OrderSearchModel model) { if (!model.Id.HasValue) { return null; } using var context = new IceCreamShopDataBase(); return AccessIceCreamStorage(context.Orders.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel); } public OrderViewModel? Insert(OrderBindingModel model) { var newOrder = Order.Create(model); if (newOrder == null) { return null; } using var context = new IceCreamShopDataBase(); context.Orders.Add(newOrder); context.SaveChanges(); return AccessIceCreamStorage(newOrder.GetViewModel); } public OrderViewModel? Update(OrderBindingModel model) { using var context = new IceCreamShopDataBase(); var order = context.Orders.FirstOrDefault(x => x.Id == model.Id); if (order == null) { return null; } order.Update(model); context.SaveChanges(); return AccessIceCreamStorage(order.GetViewModel); } public OrderViewModel? Delete(OrderBindingModel model) { using var context = new IceCreamShopDataBase(); var element = context.Orders.FirstOrDefault(rec => rec.Id == model.Id); if (element != null) { context.Orders.Remove(element); context.SaveChanges(); return AccessIceCreamStorage(element.GetViewModel); } return null; } public static OrderViewModel AccessIceCreamStorage(OrderViewModel model) { if (model == null) return null; using var context = new IceCreamShopDataBase(); foreach (var iceCream in context.IceCreams) { if (iceCream.Id == model.IceCreamId) { model.IceCreamName = iceCream.IceCreamName; break; } } return model; } } }