Многие-ко-многим Предпродажная работа Комплектации

CarCenter/CarCenterContracts/BindingModels/PresaleBindingModel.cs

@@ -18,6 +18,6 @@ namespace CarCenterContracts.BindingModels
 		public DateTime DueTill {  get; set; }
 
 		public double Price {  get; set; }
-		
+		public Dictionary<int, IBundlingModel> PresaleBundlings { get; set; } = new();
 	}
 }

CarCenter/CarCenterContracts/ViewModels/PresaleViewModel.cs

@@ -20,5 +20,6 @@ namespace CarCenterContracts.ViewModels
 		public DateTime DueTill { get; set; }
 		[DisplayName("Цена")]
 		public double Price { get; set; }
+		public Dictionary<int, IBundlingModel> PresaleBundlings { get; set; } = new();
 	}
 }

CarCenter/CarCenterDataModels/Models/IPresaleModel.cs

@@ -17,5 +17,6 @@ namespace CarCenterDataModels.Models
 
 		double Price { get; }
 
+		Dictionary<int, IBundlingModel> PresaleBundlings { get; }
 	}
 }

CarCenter/CarCenterDatabaseImplement/CarCenterDatabase.cs

@@ -30,5 +30,6 @@ namespace CarCenterDatabaseImplement
 		public virtual DbSet<Feature> Features { set; get; }
 		public virtual DbSet<Bundling> Bundlings { set; get; }
 		public virtual DbSet<CarBundling> CarBundlings { set; get; }
+		public virtual DbSet<PresaleBundling> PresaleBundlings { set; get; }
 	}
 }

CarCenter/CarCenterDatabaseImplement/Models/Bundling.cs

@@ -26,6 +26,8 @@ namespace CarCenterDatabaseImplement.Models
 		public double Price { get; set; }
 		[ForeignKey("BundlingId")]
 		public virtual List<CarBundling> CarBundling { get; set; } = new();
+		[ForeignKey("BundlingId")]
+		public virtual List<PresaleBundling> PresaleBundling { get; set; } = new();
 		public static Bundling? Create(BundlingBindingModel model)
 		{
 			if (model == null)

CarCenter/CarCenterDatabaseImplement/Models/Presale.cs

@@ -27,7 +27,22 @@ namespace CarCenterDatabaseImplement.Models
 		public virtual List<Request> Requests { get; set; } = new();
 		[ForeignKey("PresaleId")]
 		public virtual List<OrderPresale> OrderPresales { get; set; } = new();
-		public static Presale? Create(PresaleBindingModel? model)
+
+		private Dictionary<int, IBundlingModel>? _presaleBundlings = null;
+		[ForeignKey("PresaleId")]
+		public virtual List<PresaleBundling> Bundlings { get; set; } = new();
+		public Dictionary<int, IBundlingModel> PresaleBundlings
+		{
+			get
+			{
+				if (_presaleBundlings == null)
+				{
+					_presaleBundlings = Bundlings.ToDictionary(recPc => recPc.BundlingId, recPc => recPc.Bundling as IBundlingModel);
+				}
+				return _presaleBundlings;
+			}
+		}
+		public static Presale? Create(CarCenterDatabase context, PresaleBindingModel model)
 		{
 			if (model == null)
 			{
@@ -40,9 +55,28 @@ namespace CarCenterDatabaseImplement.Models
 				Description = model.Description,
 				Price = model.Price,
 				DueTill = model.DueTill,
+				Bundlings = model.PresaleBundlings.Select(x => new PresaleBundling
+				{
+					Bundling = context.Bundlings.First(y => y.Id == x.Key)
+				}).ToList()
 			};
 		}
 
+		public void UpdateBundlings(CarCenterDatabase context, PresaleBindingModel model)
+		{
+			var presale = context.Presales.First(x => x.Id == Id);
+			foreach (var pc in model.PresaleBundlings)
+			{
+				context.PresaleBundlings.Add(new PresaleBundling
+				{
+					Presale = presale,
+					Bundling = context.Bundlings.First(x => x.Id == pc.Key),
+				});
+				context.SaveChanges();
+			}
+			_presaleBundlings = null;
+		}
+
 		public void Update(PresaleBindingModel? model)
 		{
 			if (model == null)
@@ -62,6 +96,7 @@ namespace CarCenterDatabaseImplement.Models
 			Description = Description,
 			DueTill = DueTill,
 			Price = Price,
+			PresaleBundlings = PresaleBundlings,
 		};
 	}
 }

CarCenter/CarCenterDatabaseImplement/Models/PresaleBundling.cs

@@ -0,0 +1,22 @@
+using CarCenterContracts.SearchModels;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CarCenterDatabaseImplement.Models
+{
+	public class PresaleBundling
+	{
+		public int Id { get; set; }
+		[Required]
+		public int PresaleId { get; set; }
+		[Required]
+		public int BundlingId { get; set; }
+		[Required]
+		public virtual Presale Presale { get; set; } = new();
+		public virtual Bundling Bundling { get; set; } = new();
+	}
+}