using PizzeriaContracts.BindingModels; using PizzeriaContracts.SearchModels; using PizzeriaContracts.StoragesContracts; using PizzeriaContracts.ViewModels; using PizzeriaFileImplement.Models; namespace PizzeriaFileImplement.Implements { public class ClientStorage : IClientStorage { private readonly DataFileSingleton source; public ClientStorage() { source = DataFileSingleton.GetInstance(); } public List GetFullList() { return source.Clients.Select(x => x.GetViewModel).ToList(); } public List GetFilteredList(ClientSearchModel model) { if (string.IsNullOrEmpty(model.Email)) { return new(); } return source.Clients.Where(x => x.Email.Contains(model.Email)).Select(x => x.GetViewModel).ToList(); } public ClientViewModel? GetElement(ClientSearchModel model) { if (string.IsNullOrEmpty(model.Email) && !model.Id.HasValue) { return null; } return source.Clients .FirstOrDefault(x => (!string.IsNullOrEmpty(model.Email) && x.Email == model.Email) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel; } public ClientViewModel? Insert(ClientBindingModel model) { model.Id = source.Clients.Count > 0 ? source.Clients.Max(x => x.Id) + 1 : 1; var newClient = Client.Create(model); if (newClient == null) { return null; } source.Clients.Add(newClient); source.SaveClients(); return newClient.GetViewModel; } public ClientViewModel? Update(ClientBindingModel model) { var ingredient = source.Clients.FirstOrDefault(x => x.Id == model.Id); if (ingredient == null) { return null; } ingredient.Update(model); source.SaveClients(); return ingredient.GetViewModel; } public ClientViewModel? Delete(ClientBindingModel model) { var element = source.Clients.FirstOrDefault(x => x.Id == model.Id); if (element != null) { source.Clients.Remove(element); source.SaveClients(); return element.GetViewModel; } return null; } } }