95 lines
3.6 KiB
C#
95 lines
3.6 KiB
C#
|
using System;
|
|||
|
using System.Collections.Generic;
|
|||
|
using System.Linq;
|
|||
|
using System.Text;
|
|||
|
using System.Threading.Tasks;
|
|||
|
using AircraftPlantContracts.BindingModels;
|
|||
|
using AircraftPlantContracts.ViewModels;
|
|||
|
using AircraftPlantDataModels.Models;
|
|||
|
using System.ComponentModel.DataAnnotations;
|
|||
|
using System.ComponentModel.DataAnnotations.Schema;
|
|||
|
|
|||
|
namespace AircraftPlantDatabaseImplement.Models
|
|||
|
{
|
|||
|
public class Plane : IPlaneModel
|
|||
|
{
|
|||
|
public int Id { get; set; }
|
|||
|
[Required]
|
|||
|
public string PlaneName { get; set; } = string.Empty;
|
|||
|
[Required]
|
|||
|
public double Price { get; set; }
|
|||
|
private Dictionary<int, (IComponentModel, int)>? _planeComponents = null;
|
|||
|
[NotMapped]
|
|||
|
public Dictionary<int, (IComponentModel, int)> PlaneComponents
|
|||
|
{
|
|||
|
get
|
|||
|
{
|
|||
|
if (_planeComponents == null)
|
|||
|
{
|
|||
|
_planeComponents = Components
|
|||
|
.ToDictionary(recPC => recPC.ComponentId, recPC => (recPC.Component as IComponentModel, recPC.Count));
|
|||
|
}
|
|||
|
return _planeComponents;
|
|||
|
}
|
|||
|
}
|
|||
|
[ForeignKey("PlaneId")]
|
|||
|
public virtual List<PlaneComponent> Components { get; set; } = new();
|
|||
|
[ForeignKey("PlaneId")]
|
|||
|
public virtual List<Order> Orders { get; set; } = new();
|
|||
|
public static Plane Create(AircraftPlantDatabase context, PlaneBindingModel model)
|
|||
|
{
|
|||
|
return new Plane()
|
|||
|
{
|
|||
|
Id = model.Id,
|
|||
|
PlaneName = model.PlaneName,
|
|||
|
Price = model.Price,
|
|||
|
Components = model.PlaneComponents.Select(x => new PlaneComponent
|
|||
|
{
|
|||
|
Component = context.Components.First(y => y.Id == x.Key),
|
|||
|
Count = x.Value.Item2
|
|||
|
}).ToList()
|
|||
|
};
|
|||
|
}
|
|||
|
public void Update(PlaneBindingModel model)
|
|||
|
{
|
|||
|
PlaneName = model.PlaneName;
|
|||
|
Price = model.Price;
|
|||
|
}
|
|||
|
public PlaneViewModel GetViewModel => new()
|
|||
|
{
|
|||
|
Id = Id,
|
|||
|
PlaneName = PlaneName,
|
|||
|
Price = Price,
|
|||
|
PlaneComponents = PlaneComponents
|
|||
|
};
|
|||
|
public void UpdateComponents(AircraftPlantDatabase context, PlaneBindingModel model)
|
|||
|
{
|
|||
|
var planeComponents = context.PlaneComponents.Where(rec => rec.PlaneId == model.Id).ToList();
|
|||
|
if (planeComponents != null && planeComponents.Count > 0)
|
|||
|
{ // удалили те, которых нет в модели
|
|||
|
context.PlaneComponents.RemoveRange(planeComponents.Where(rec => !model.PlaneComponents.ContainsKey(rec.ComponentId)));
|
|||
|
context.SaveChanges();
|
|||
|
// обновили количество у существующих записей
|
|||
|
foreach (var updateComponent in planeComponents)
|
|||
|
{
|
|||
|
updateComponent.Count = model.PlaneComponents[updateComponent.ComponentId].Item2;
|
|||
|
model.PlaneComponents.Remove(updateComponent.ComponentId);
|
|||
|
}
|
|||
|
context.SaveChanges();
|
|||
|
}
|
|||
|
var plane = context.Planes.First(x => x.Id == Id);
|
|||
|
foreach (var pc in model.PlaneComponents)
|
|||
|
{
|
|||
|
context.PlaneComponents.Add(new PlaneComponent
|
|||
|
{
|
|||
|
Plane = plane,
|
|||
|
Component = context.Components.First(x => x.Id == pc.Key),
|
|||
|
Count = pc.Value.Item2
|
|||
|
});
|
|||
|
context.SaveChanges();
|
|||
|
}
|
|||
|
_planeComponents = null;
|
|||
|
}
|
|||
|
}
|
|||
|
}
|