using ConfectioneryContracts.BindingModels; using ConfectioneryContracts.SearchModels; using ConfectioneryContracts.StoragesContracts; using ConfectioneryContracts.ViewModels; using ConfectioneryFileImplement.Models; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConfectioneryFileImplement.Implements { public class OrderStorage : IOrderStorage { private readonly DataFileSingleton source; public OrderStorage() { source = DataFileSingleton.GetInstance(); } public List GetFullList() => source.Orders.Select(x => AttachPastryName(x.GetViewModel)).ToList(); public List GetFilteredList(OrderSearchModel model) { if (model.DateFrom.HasValue) { return source.Orders.Where(x => x.DateCreate >= model.DateFrom && x.DateCreate <= model.DateTo) .Select(x => GetViewModel(x)).ToList(); } if (model.ClientId.HasValue && !model.Id.HasValue) { return source.Orders.Where(x => x.ClientId == model.ClientId).Select(x => x.GetViewModel).ToList(); } if (!model.ImplementerId.HasValue && !model.Id.HasValue) { return source.Orders.Where(x => x.ImplementerId == model.ImplementerId).Select(x => x.GetViewModel).ToList(); } if (model.Id.HasValue) { return source.Orders.Where(x => x.Id.Equals(model.Id)).Select(x => GetViewModel(x)).ToList(); } return new(); } private OrderViewModel GetViewModel(Order order) { var viewModel = order.GetViewModel; var Pastry = source.Pastrys.FirstOrDefault(x => x.Id == order.PastryId); var client = source.Clients.FirstOrDefault(x => x.Id == order.ClientId); if (Pastry != null) { viewModel.PastryName = Pastry.PastryName; } if (client != null) { viewModel.ClientFIO = client.ClientFIO; } return viewModel; } public OrderViewModel? GetElement(OrderSearchModel model) { if (model.ImplementerId.HasValue) { return source.Orders.FirstOrDefault(x => x.ImplementerId == model.ImplementerId)?.GetViewModel; } if (!model.Id.HasValue) { return new(); } return AttachPastryName(source.Orders.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel); } public OrderViewModel? Insert(OrderBindingModel model) { model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1; var newOrder = Order.Create(model); if (newOrder == null) { return null; } source.Orders.Add(newOrder); source.SaveOrders(); return AttachPastryName(newOrder.GetViewModel); } public OrderViewModel? Update(OrderBindingModel model) { var order = source.Orders.FirstOrDefault(x => x.Id == model.Id); if (order == null) { return null; } order.Update(model); source.SaveOrders(); return AttachPastryName(order.GetViewModel); } public OrderViewModel? Delete(OrderBindingModel model) { var order = source.Orders.FirstOrDefault(x => x.Id == model.Id); if (order != null) { source.Orders.Remove(order); source.SaveOrders(); return AttachPastryName(order.GetViewModel); } return null; } private OrderViewModel? AttachPastryName(OrderViewModel? model) { if (model == null) { return null; } var pastry = source.Pastrys.FirstOrDefault(x => x.Id == model.PastryId); if (pastry != null) { model.PastryName = pastry.PastryName; } return model; } } }