98 lines
3.6 KiB
C#
98 lines
3.6 KiB
C#
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using SecuritySystemDataModels.Models;
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using System.ComponentModel.DataAnnotations.Schema;
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using System.ComponentModel.DataAnnotations;
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using SecuritySystemContracts.BindingModels;
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using SecuritySystemContracts.ViewModels;
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namespace SecuritySystemDatabaseImplement.Models
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{
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public class Secure : ISecureModel
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{
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public int Id { get; set; }
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[Required]
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public string SecureName { get; set; } = string.Empty;
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[Required]
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public double Price { get; set; }
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private Dictionary<int, (IComponentModel, int)>? _productComponents =
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null;
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[NotMapped]
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public Dictionary<int, (IComponentModel, int)> SecureComponents
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{
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get
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{
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if (_productComponents == null)
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{
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_productComponents = Components
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.ToDictionary(recPC => recPC.ComponentId, recPC =>
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(recPC.Component as IComponentModel, recPC.Count));
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}
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return _productComponents;
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}
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}
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[ForeignKey("SecureId")]
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public virtual List<SecureComponent> Components { get; set; } = new();
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[ForeignKey("SecureId")]
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public virtual List<Order> Orders { get; set; } = new();
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public static Secure Create(SecuritySystemDatabase context, SecureBindingModel model)
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{
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return new Secure()
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{
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Id = model.Id,
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SecureName = model.SecureName,
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Price = model.Price,
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Components = model.SecureComponents.Select(x => new
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SecureComponent
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{
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Component = context.Components.First(y => y.Id == x.Key),
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Count = x.Value.Item2
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}).ToList()
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};
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}
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public void Update(SecureBindingModel model)
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{
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SecureName = model.SecureName;
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Price = model.Price;
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}
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public SecureViewModel GetViewModel => new()
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{
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Id = Id,
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SecureName = SecureName,
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Price = Price,
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SecureComponents = SecureComponents
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};
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public void UpdateComponents(SecuritySystemDatabase context,
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SecureBindingModel model)
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{
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var productComponents = context.SecureComponents.Where(rec =>
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rec.SecureId == model.Id).ToList();
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if (productComponents != null && productComponents.Count > 0)
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{ // удалили те, которых нет в модели
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context.SecureComponents.RemoveRange(productComponents.Where(rec
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=> !model.SecureComponents.ContainsKey(rec.ComponentId)));
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context.SaveChanges();
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// обновили количество у существующих записей
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foreach (var updateComponent in productComponents)
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{
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updateComponent.Count =
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model.SecureComponents[updateComponent.ComponentId].Item2;
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model.SecureComponents.Remove(updateComponent.ComponentId);
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}
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context.SaveChanges();
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}
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var product = context.Secures.First(x => x.Id == Id);
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foreach (var pc in model.SecureComponents)
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{
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context.SecureComponents.Add(new SecureComponent
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{
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Secure = product,
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Component = context.Components.First(x => x.Id == pc.Key),
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Count = pc.Value.Item2
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});
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context.SaveChanges();
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}
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_productComponents = null;
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}
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}
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}
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