83 lines
2.7 KiB
C#
83 lines
2.7 KiB
C#
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using ComputersShopContracts.BindingModels;
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using ComputersShopContracts.SearchModels;
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using ComputersShopContracts.StoragesContracts;
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using ComputersShopContracts.ViewModels;
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using ComputersShopFileImplement.Models;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace ComputersShopFileImplement.Implements
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{
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public class ComputerStorage : IComputerStorage
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{
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private readonly DataFileSingleton source;
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public ComputerStorage()
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{
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source = DataFileSingleton.GetInstance();
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}
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public ComputerViewModel? GetElement(ComputerSearchModel model)
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{
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if (string.IsNullOrEmpty(model.ComputerName) && !model.Id.HasValue)
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{
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return null;
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}
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return source.Computers.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComputerName) && x.ComputerName == model.ComputerName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
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}
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public List<ComputerViewModel> GetFilteredList(ComputerSearchModel model)
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{
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if (string.IsNullOrEmpty(model.ComputerName))
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{
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return new();
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}
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return source.Computers.Where(x => x.ComputerName.Contains(model.ComputerName)).Select(x => x.GetViewModel).ToList();
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}
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public List<ComputerViewModel> GetFullList()
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{
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return source.Computers.Select(x => x.GetViewModel).ToList();
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}
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public ComputerViewModel? Insert(ComputerBindingModel model)
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{
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model.Id = source.Computers.Count > 0 ? source.Computers.Max(x => x.Id) + 1 : 1;
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var newDoc = Computer.Create(model);
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if (newDoc == null)
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{
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return null;
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}
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source.Computers.Add(newDoc);
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source.SaveComputers();
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return newDoc.GetViewModel;
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}
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public ComputerViewModel? Update(ComputerBindingModel model)
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{
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var document = source.Computers.FirstOrDefault(x => x.Id == model.Id);
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if (document == null)
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{
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return null;
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}
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document.Update(model);
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source.SaveComputers();
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return document.GetViewModel;
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}
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public ComputerViewModel? Delete(ComputerBindingModel model)
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{
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var document = source.Computers.FirstOrDefault(x => x.Id == model.Id);
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if (document == null)
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{
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return null;
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}
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document.Update(model);
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source.SaveComputers();
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return document.GetViewModel;
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}
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}
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}
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