116 lines
3.7 KiB
C#
116 lines
3.7 KiB
C#
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using ComputerStoreContracts.BindingModels;
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using ComputerStoreContracts.ViewModels;
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using ComputerStoreDataModels.Models;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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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 ComputerStoreDatabaseImplement.Models
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{
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public class PC : IPCModel
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{
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public int ID { get; private set; }
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[Required]
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public string Name { get; private set; } = string.Empty;
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[Required]
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public double Price { get; private set; }
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[Required]
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public int EmployeeID { get; private set; }
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[Required]
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public int RequestID { get; private set; }
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private Dictionary<int, (IComponentModel, int)>? _pcComponents = null;
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[NotMapped]
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public Dictionary<int, (IComponentModel, int)> PCComponents
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{
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get
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{
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if(_pcComponents == null)
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{
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_pcComponents = Components.ToDictionary(recPC => recPC.ComponentID, recPC => (recPC.Component as IComponentModel, recPC.Count));
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}
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return _pcComponents;
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}
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}
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[ForeignKey("PCID")]
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public virtual List<RequestComponent> Components { get; set; } = new();
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public virtual Employee Employee { get; set; }
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public static PC Create(ComputerStoreDatabase context, PCBindingModel model)
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{
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return new PC()
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{
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ID = model.ID,
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Name = model.Name,
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Price = model.Price,
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EmployeeID = model.EmployeeID,
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RequestID = model.RequestID,
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Components = model.PCComponents.Select(x => new RequestComponent
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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(PCBindingModel model)
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{
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Name = model.Name;
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Price = model.Price;
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}
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public PCViewModel GetViewModel => new()
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{
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ID = ID,
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Name = Name,
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Price = Price,
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EmployeeID = EmployeeID,
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RequestID = RequestID,
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PCComponents = PCComponents
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};
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public void UpdateComponents(ComputerStoreDatabase context, PCBindingModel model)
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{
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var pcComponents = context.RequestComponents.Where(rec => rec.PCID == model.ID && rec.RequestID == model.RequestID).ToList();
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if(pcComponents != null && pcComponents.Count > 0)
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{
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context.RequestComponents.RemoveRange(pcComponents.Where(rec => !model.PCComponents.ContainsKey(rec.ComponentID) && rec.RequestID == model.RequestID));
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context.SaveChanges();
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foreach(var updateComponent in pcComponents)
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{
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updateComponent.Count = model.PCComponents[updateComponent.ID].Item2;
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model.PCComponents.Remove(updateComponent.ID);
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}
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context.SaveChanges();
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}
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var pc = context.PCs.First(rec => model.ID == ID);
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foreach(var pcc in model.PCComponents )
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{
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context.RequestComponents.Add(new RequestComponent
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{
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PC = pc,
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Component = context.Components.First(x=> x.ID == pcc.Key),
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Request = context.Requests.First(x => x.ID == model.RequestID),
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Count = pcc.Value.Item2
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});
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context.SaveChanges();
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}
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_pcComponents = null;
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}
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}
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}
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