85 lines
2.9 KiB
C#
85 lines
2.9 KiB
C#
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using ComputerHardwareStoreContracts.BindingModels;
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using ComputerHardwareStoreContracts.SearchModels;
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using ComputerHardwareStoreContracts.StorageContracts;
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using ComputerHardwareStoreContracts.ViewModels;
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using ComputerHardwareStoreDatabaseImplement.Models;
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namespace ComputerHardwareStoreDatabaseImplement.Implements
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{
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public class VendorStorage : IVendorStorage
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{
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public VendorViewModel? GetElement(VendorSearchModel model)
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{
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if (string.IsNullOrEmpty(model.Login) && !model.Id.HasValue)
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{
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return null;
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}
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using var context = new ComputerHardwareStoreDBContext();
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return context.Vendors
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.FirstOrDefault(x => (!string.IsNullOrEmpty(model.Login)
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&& x.Login == model.Login)
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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 List<VendorViewModel> GetFilteredList(VendorSearchModel model)
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{
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if (string.IsNullOrEmpty(model.Login))
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{
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return new();
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}
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using var context = new ComputerHardwareStoreDBContext();
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return context.Vendors
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.Where(x => x.Login.Contains(model.Login))
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.Select(x => x.GetViewModel)
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.ToList();
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}
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public List<VendorViewModel> GetFullList()
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{
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using var context = new ComputerHardwareStoreDBContext();
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return context.Vendors
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.Select(x => x.GetViewModel)
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.ToList();
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}
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public VendorViewModel? Insert(VendorBindingModel model)
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{
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using var context = new ComputerHardwareStoreDBContext();
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var newVendor = Vendor.Create(context, model);
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if (newVendor == null)
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{
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return null;
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}
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context.Vendors.Add(newVendor);
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context.SaveChanges();
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return newVendor.GetViewModel;
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}
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public VendorViewModel? Update(VendorBindingModel model)
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{
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using var context = new ComputerHardwareStoreDBContext();
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var element = context.Vendors.FirstOrDefault(x => x.Id == model.Id);
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if (element == null)
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{
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return null;
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}
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element.Update(model);
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context.SaveChanges();
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return element.GetViewModel;
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}
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public VendorViewModel? Delete(VendorBindingModel model)
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{
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using var context = new ComputerHardwareStoreDBContext();
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var element = context.Vendors.FirstOrDefault(rec => rec.Id == model.Id);
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if (element != null)
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{
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context.Vendors.Remove(element);
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context.SaveChanges();
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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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}
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}
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