74 lines
2.4 KiB
C#
74 lines
2.4 KiB
C#
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using Contracts.BindingModels;
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using Contracts.SearchModels;
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using Contracts.StorageContracts;
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using Contracts.ViewModels;
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using DateBaseImplement.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 DateBaseImplement.Implements
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{
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public class ProviderStorage : IProviderStorage
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{
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public ProviderViewModel? Insert(ProviderBindingModel model)
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{
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var newProvider = Provider.Create(model);
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if (newProvider == null) return null;
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using var context = new DBContext();
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context.Providers.Add(newProvider);
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context.SaveChanges();
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return newProvider.GetViewModel;
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}
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public ProviderViewModel? Update(ProviderBindingModel model)
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{
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using var context = new DBContext();
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var provider = context.Providers.FirstOrDefault(x => x.Id == model.Id);
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if (provider == null) return null;
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provider.Update(model);
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context.SaveChanges();
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return provider.GetViewModel;
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}
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public ProviderViewModel? Delete(ProviderBindingModel model)
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{
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using var context = new DBContext();
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var element = context.Providers.FirstOrDefault(x => x.Id == model.Id);
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if (element == null) return null;
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context.Providers.Remove(element);
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context.SaveChanges();
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return element.GetViewModel;
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}
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public ProviderViewModel? GetElement(ProviderSearchModel model)
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{
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if (!model.Id.HasValue) return null;
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using var context = new DBContext();
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return context.Providers
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.FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)?
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.GetViewModel;
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}
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public List<ProviderViewModel> GetFullList()
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{
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using var context = new DBContext();
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return context.Providers
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.Select(x => x.GetViewModel)
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.ToList();
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}
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public List<ProviderViewModel> GetFilteredList(ProviderSearchModel model)
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{
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using var context = new DBContext();
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return context.Providers
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.Where(x => model.Id.HasValue && x.Id == model.Id)
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.Select(x => x.GetViewModel)
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.ToList();
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}
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}
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}
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