89 lines
3.0 KiB
C#
89 lines
3.0 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 ImplementerStorage : IImplementerStorage
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{
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private readonly DataFileSingleton source;
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public ImplementerStorage()
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{
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source = DataFileSingleton.GetInstance();
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}
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public ImplementerViewModel? Delete(ImplementerBindingModel model)
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{
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var element = source.Implementers.FirstOrDefault(x => x.Id == model.Id);
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if (element != null)
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{
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source.Implementers.Remove(element);
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source.SaveImplementers();
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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 ImplementerViewModel? GetElement(ImplementerSearchModel model)
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{
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if (model.Id.HasValue)
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{
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return source.Implementers
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.FirstOrDefault(x => (x.Id == model.Id))?.GetViewModel;
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}
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else if (!string.IsNullOrEmpty(model.ImplementerFIO) && !string.IsNullOrEmpty(model.Password))
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{
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return source.Implementers
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.FirstOrDefault(x => (x.ImplementerFIO == model.ImplementerFIO && x.Password == model.Password))?.GetViewModel;
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}
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return new();
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}
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public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
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{
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if (string.IsNullOrEmpty(model.ImplementerFIO))
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{
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return new();
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}
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return source.Implementers.Where(x =>
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x.ImplementerFIO.Contains(model.ImplementerFIO)).Select(x => x.GetViewModel).ToList();
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}
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public List<ImplementerViewModel> GetFullList()
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{
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return source.Implementers.Select(x => x.GetViewModel).ToList();
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}
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public ImplementerViewModel? Insert(ImplementerBindingModel model)
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{
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model.Id = source.Implementers.Count > 0 ? source.Implementers.Max(x => x.Id) + 1 : 1;
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var newImplementer = Implementer.Create(model);
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if (newImplementer == null)
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{
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return null;
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}
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source.Implementers.Add(newImplementer);
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source.SaveImplementers();
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return newImplementer.GetViewModel;
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}
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public ImplementerViewModel? Update(ImplementerBindingModel model)
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{
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var implementer = source.Implementers.FirstOrDefault(x => x.Id == model.Id);
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if (implementer == null)
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{
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return null;
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}
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implementer.Update(model);
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source.SaveImplementers();
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return implementer.GetViewModel;
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}
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}
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}
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