98 lines
2.9 KiB
C#
98 lines
2.9 KiB
C#
using IceCreamShopContracts.BindingModels;
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using IceCreamShopContracts.SearchModels;
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using IceCreamShopContracts.StoragesContracts;
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using IceCreamShopContracts.ViewModels;
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using IceCreamShopDataModels.Models;
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using IceCreamShopFileImplement.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 IceCreamShopFileImplement.Implements
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{
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public class IceCreamStorage : IIceCreamStorage
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{
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private readonly DataFileSingleton source;
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public IceCreamStorage()
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{
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source = DataFileSingleton.GetInstance();
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}
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public List<IceCreamViewModel> GetFullList()
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{
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return source.IceCreams
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.Select(x => x.GetViewModel)
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.ToList();
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}
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public List<IceCreamViewModel> GetFilteredList(IceCreamSearchModel
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model)
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{
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if (string.IsNullOrEmpty(model.IceCreamName))
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{
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return new();
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}
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return source.IceCreams
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.Where(x => x.IceCreamName.Contains(model.IceCreamName))
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.Select(x => x.GetViewModel)
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.ToList();
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}
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public IceCreamViewModel? GetElement(IceCreamSearchModel model)
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{
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if (string.IsNullOrEmpty(model.IceCreamName) && !model.Id.HasValue)
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{
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return null;
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}
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return source.IceCreams
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.FirstOrDefault(x =>
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(!string.IsNullOrEmpty(model.IceCreamName) && x.IceCreamName ==
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model.IceCreamName) ||
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(model.Id.HasValue && x.Id == model.Id))
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?.GetViewModel;
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}
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public IceCreamViewModel? Insert(IceCreamBindingModel model)
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{
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model.Id = source.IceCreams.Count > 0 ? source.IceCreams.Max(x =>
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x.Id) + 1 : 1;
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var newIceCream = IceCream.Create(model);
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if (newIceCream == null)
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{
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return null;
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}
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source.IceCreams.Add(newIceCream);
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source.SaveIceCreams();
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return newIceCream.GetViewModel;
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}
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public IceCreamViewModel? Update(IceCreamBindingModel model)
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{
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var iceCream = source.IceCreams.FirstOrDefault(x => x.Id ==
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model.Id);
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if (iceCream == null)
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{
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return null;
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}
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iceCream.Update(model);
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source.SaveIceCreams();
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return iceCream.GetViewModel;
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}
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public IceCreamViewModel? Delete(IceCreamBindingModel model)
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{
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var iceCream = source.IceCreams.FirstOrDefault(x => x.Id ==
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model.Id);
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if (iceCream != null)
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{
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source.IceCreams.Remove(iceCream);
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source.SaveIceCreams();
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return iceCream.GetViewModel;
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}
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return null;
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}
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}
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}
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