lab3_hard

This commit is contained in:
russell 2024-04-27 22:53:33 +04:00
parent 25158912fa
commit d6232e904f
9 changed files with 701 additions and 21 deletions

View File

@ -13,9 +13,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopDataModels", "
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopListImplement", "CarRepairShopListImplement\CarRepairShopListImplement.csproj", "{5EF355A9-2708-47C4-B7B1-6D1CB89CDC02}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopFileImplement", "CarRepairShopFileImplement\CarRepairShopFileImplement.csproj", "{FD920623-E8C5-45DE-9D7F-A6C643102F9D}"
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopFileImplement", "CarRepairShopFileImplement\CarRepairShopFileImplement.csproj", "{4966A8B7-5985-48DF-834A-3E41D2E0D01D}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CarRepairShopDatabaseImplement", "CarRepairShopDatabaseImplement\CarRepairShopDatabaseImplement.csproj", "{1AC87AFF-B786-44E5-AAAC-A87461E936FC}"
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopDatabaseImplement", "CarRepairShopDatabaseImplement\CarRepairShopDatabaseImplement.csproj", "{C40664B4-5073-45D2-9E3A-562EDE32CC51}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
@ -43,14 +43,14 @@ Global
{5EF355A9-2708-47C4-B7B1-6D1CB89CDC02}.Debug|Any CPU.Build.0 = Debug|Any CPU
{5EF355A9-2708-47C4-B7B1-6D1CB89CDC02}.Release|Any CPU.ActiveCfg = Release|Any CPU
{5EF355A9-2708-47C4-B7B1-6D1CB89CDC02}.Release|Any CPU.Build.0 = Release|Any CPU
{FD920623-E8C5-45DE-9D7F-A6C643102F9D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{FD920623-E8C5-45DE-9D7F-A6C643102F9D}.Debug|Any CPU.Build.0 = Debug|Any CPU
{FD920623-E8C5-45DE-9D7F-A6C643102F9D}.Release|Any CPU.ActiveCfg = Release|Any CPU
{FD920623-E8C5-45DE-9D7F-A6C643102F9D}.Release|Any CPU.Build.0 = Release|Any CPU
{1AC87AFF-B786-44E5-AAAC-A87461E936FC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{1AC87AFF-B786-44E5-AAAC-A87461E936FC}.Debug|Any CPU.Build.0 = Debug|Any CPU
{1AC87AFF-B786-44E5-AAAC-A87461E936FC}.Release|Any CPU.ActiveCfg = Release|Any CPU
{1AC87AFF-B786-44E5-AAAC-A87461E936FC}.Release|Any CPU.Build.0 = Release|Any CPU
{4966A8B7-5985-48DF-834A-3E41D2E0D01D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{4966A8B7-5985-48DF-834A-3E41D2E0D01D}.Debug|Any CPU.Build.0 = Debug|Any CPU
{4966A8B7-5985-48DF-834A-3E41D2E0D01D}.Release|Any CPU.ActiveCfg = Release|Any CPU
{4966A8B7-5985-48DF-834A-3E41D2E0D01D}.Release|Any CPU.Build.0 = Release|Any CPU
{C40664B4-5073-45D2-9E3A-562EDE32CC51}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{C40664B4-5073-45D2-9E3A-562EDE32CC51}.Debug|Any CPU.Build.0 = Debug|Any CPU
{C40664B4-5073-45D2-9E3A-562EDE32CC51}.Release|Any CPU.ActiveCfg = Release|Any CPU
{C40664B4-5073-45D2-9E3A-562EDE32CC51}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE

View File

@ -21,5 +21,8 @@ namespace CarRepairShopDatabaseImplement
public virtual DbSet<RepairComponent> RepairComponents { set; get; }
public virtual DbSet<Order> Orders { set; get; }
public virtual DbSet<Shop> Shops { set; get; }
public virtual DbSet<ShopRepair> ShopRepairs { set; get; }
}
}

View File

@ -0,0 +1,146 @@
using CarRepairShopContracts.BindingModels;
using CarRepairShopContracts.SearchModels;
using CarRepairShopContracts.StoragesContracts;
using CarRepairShopContracts.ViewModels;
using CarRepairShopDatabaseImplement.Models;
using CarRepairShopDataModels.Models;
using Microsoft.EntityFrameworkCore;
namespace CarRepairShopDatabaseImplement.Implements
{
public class ShopStorage : IShopStorage
{
public List<ShopViewModel> GetFullList()
{
using var context = new CarRepairShopDatabase();
return context.Shops
.Include(x => x.Repairs)
.ThenInclude(x => x.Repair)
.ToList()
.Select(x => x.GetViewModel)
.ToList();
}
public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
{
if (string.IsNullOrEmpty(model.ShopName))
{
return new();
}
using var context = new CarRepairShopDatabase();
return context.Shops
.Include(x => x.Repairs)
.ThenInclude(x => x.Repair)
.Where(x => x.ShopName.Contains(model.ShopName))
.ToList()
.Select(x => x.GetViewModel)
.ToList();
}
public ShopViewModel? GetElement(ShopSearchModel model)
{
if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
{
return null;
}
using var context = new CarRepairShopDatabase();
return context.Shops
.Include(x => x.Repairs)
.ThenInclude(x => x.Repair)
.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ShopName) && x.ShopName == model.ShopName) ||
(model.Id.HasValue && x.Id == model.Id))
?.GetViewModel;
}
public ShopViewModel? Insert(ShopBindingModel model)
{
using var context = new CarRepairShopDatabase();
var newShop = Shop.Create(context, model);
if (newShop == null)
{
return null;
}
context.Shops.Add(newShop);
context.SaveChanges();
return newShop.GetViewModel;
}
public ShopViewModel? Update(ShopBindingModel model)
{
using var context = new CarRepairShopDatabase();
using var transaction = context.Database.BeginTransaction();
try
{
var shop = context.Shops.FirstOrDefault(rec => rec.Id == model.Id);
if (shop == null)
{
return null;
}
shop.Update(model);
context.SaveChanges();
shop.UpdateRepairs(context, model);
transaction.Commit();
return shop.GetViewModel;
}
catch
{
transaction.Rollback();
throw;
}
}
public ShopViewModel? Delete(ShopBindingModel model)
{
using var context = new CarRepairShopDatabase();
var element = context.Shops
.Include(x => x.Repairs)
.FirstOrDefault(rec => rec.Id == model.Id);
if (element != null)
{
context.Shops.Remove(element);
context.SaveChanges();
return element.GetViewModel;
}
return null;
}
public bool MakeSale(IRepairModel model, int count)
{
using var context = new CarRepairShopDatabase();
using var transaction = context.Database.BeginTransaction();
try
{
foreach (var shop in context.Shops.Include(x => x.Repairs).ThenInclude(x => x.Repair)
.Where(x => x.Repairs.Any(x => x.RepairId == model.Id))
.ToList())
{
var repair = shop.ShopRepairs[model.Id];
int min = Math.Min(repair.Item2, count);
if (min == repair.Item2)
{
shop.ShopRepairs.Remove(model.Id);
}
else
{
shop.ShopRepairs[model.Id] = (repair.Item1, repair.Item2 - min);
}
shop.UpdateRepairs(context, new() { Id = shop.Id, ShopRepairs = shop.ShopRepairs });
count -= min;
if (count == 0)
{
context.SaveChanges();
transaction.Commit();
return true;
}
}
transaction.Rollback();
return false;
}
catch
{
transaction.Rollback();
throw;
}
}
}
}

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@ -0,0 +1,247 @@
// <auto-generated />
using System;
using CarRepairShopDatabaseImplement;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.EntityFrameworkCore.Metadata;
using Microsoft.EntityFrameworkCore.Migrations;
using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
#nullable disable
namespace CarRepairShopDatabaseImplement.Migrations
{
[DbContext(typeof(CarRepairShopDatabase))]
[Migration("20240418133633_ShopAddition")]
partial class ShopAddition
{
protected override void BuildTargetModel(ModelBuilder modelBuilder)
{
#pragma warning disable 612, 618
modelBuilder
.HasAnnotation("ProductVersion", "6.0.27")
.HasAnnotation("Relational:MaxIdentifierLength", 128);
SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder, 1L, 1);
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Component", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
b.Property<string>("ComponentName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.Property<double>("Cost")
.HasColumnType("float");
b.HasKey("Id");
b.ToTable("Components");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Order", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
b.Property<int>("Count")
.HasColumnType("int");
b.Property<DateTime>("DateCreate")
.HasColumnType("datetime2");
b.Property<DateTime?>("DateImplement")
.HasColumnType("datetime2");
b.Property<int>("RepairId")
.HasColumnType("int");
b.Property<int>("Status")
.HasColumnType("int");
b.Property<double>("Sum")
.HasColumnType("float");
b.HasKey("Id");
b.HasIndex("RepairId");
b.ToTable("Orders");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Repair", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
b.Property<double>("Price")
.HasColumnType("float");
b.Property<string>("RepairName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.HasKey("Id");
b.ToTable("Repairs");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.RepairComponent", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
b.Property<int>("ComponentId")
.HasColumnType("int");
b.Property<int>("Count")
.HasColumnType("int");
b.Property<int>("RepairId")
.HasColumnType("int");
b.HasKey("Id");
b.HasIndex("ComponentId");
b.HasIndex("RepairId");
b.ToTable("RepairComponents");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Shop", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
b.Property<string>("Address")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.Property<DateTime>("DateOpening")
.HasColumnType("datetime2");
b.Property<int>("RepairMaxAmount")
.HasColumnType("int");
b.Property<string>("ShopName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.HasKey("Id");
b.ToTable("Shops");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.ShopRepair", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
b.Property<int>("Count")
.HasColumnType("int");
b.Property<int>("RepairId")
.HasColumnType("int");
b.Property<int>("ShopId")
.HasColumnType("int");
b.HasKey("Id");
b.HasIndex("RepairId");
b.HasIndex("ShopId");
b.ToTable("ShopRepairs");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Order", b =>
{
b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
.WithMany("Orders")
.HasForeignKey("RepairId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Repair");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.RepairComponent", b =>
{
b.HasOne("CarRepairShopDatabaseImplement.Models.Component", "Component")
.WithMany("RepairComponents")
.HasForeignKey("ComponentId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
.WithMany("Components")
.HasForeignKey("RepairId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Component");
b.Navigation("Repair");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.ShopRepair", b =>
{
b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
.WithMany()
.HasForeignKey("RepairId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("CarRepairShopDatabaseImplement.Models.Shop", "Shop")
.WithMany("Repairs")
.HasForeignKey("ShopId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Repair");
b.Navigation("Shop");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Component", b =>
{
b.Navigation("RepairComponents");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Repair", b =>
{
b.Navigation("Components");
b.Navigation("Orders");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Shop", b =>
{
b.Navigation("Repairs");
});
#pragma warning restore 612, 618
}
}
}

View File

@ -0,0 +1,75 @@
using System;
using Microsoft.EntityFrameworkCore.Migrations;
#nullable disable
namespace CarRepairShopDatabaseImplement.Migrations
{
public partial class ShopAddition : Migration
{
protected override void Up(MigrationBuilder migrationBuilder)
{
migrationBuilder.CreateTable(
name: "Shops",
columns: table => new
{
Id = table.Column<int>(type: "int", nullable: false)
.Annotation("SqlServer:Identity", "1, 1"),
ShopName = table.Column<string>(type: "nvarchar(max)", nullable: false),
Address = table.Column<string>(type: "nvarchar(max)", nullable: false),
DateOpening = table.Column<DateTime>(type: "datetime2", nullable: false),
RepairMaxAmount = table.Column<int>(type: "int", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_Shops", x => x.Id);
});
migrationBuilder.CreateTable(
name: "ShopRepairs",
columns: table => new
{
Id = table.Column<int>(type: "int", nullable: false)
.Annotation("SqlServer:Identity", "1, 1"),
ShopId = table.Column<int>(type: "int", nullable: false),
RepairId = table.Column<int>(type: "int", nullable: false),
Count = table.Column<int>(type: "int", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_ShopRepairs", x => x.Id);
table.ForeignKey(
name: "FK_ShopRepairs_Repairs_RepairId",
column: x => x.RepairId,
principalTable: "Repairs",
principalColumn: "Id",
onDelete: ReferentialAction.Cascade);
table.ForeignKey(
name: "FK_ShopRepairs_Shops_ShopId",
column: x => x.ShopId,
principalTable: "Shops",
principalColumn: "Id",
onDelete: ReferentialAction.Cascade);
});
migrationBuilder.CreateIndex(
name: "IX_ShopRepairs_RepairId",
table: "ShopRepairs",
column: "RepairId");
migrationBuilder.CreateIndex(
name: "IX_ShopRepairs_ShopId",
table: "ShopRepairs",
column: "ShopId");
}
protected override void Down(MigrationBuilder migrationBuilder)
{
migrationBuilder.DropTable(
name: "ShopRepairs");
migrationBuilder.DropTable(
name: "Shops");
}
}
}

View File

@ -121,6 +121,59 @@ namespace CarRepairShopDatabaseImplement.Migrations
b.ToTable("RepairComponents");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Shop", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
b.Property<string>("Address")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.Property<DateTime>("DateOpening")
.HasColumnType("datetime2");
b.Property<int>("RepairMaxAmount")
.HasColumnType("int");
b.Property<string>("ShopName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.HasKey("Id");
b.ToTable("Shops");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.ShopRepair", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
b.Property<int>("Count")
.HasColumnType("int");
b.Property<int>("RepairId")
.HasColumnType("int");
b.Property<int>("ShopId")
.HasColumnType("int");
b.HasKey("Id");
b.HasIndex("RepairId");
b.HasIndex("ShopId");
b.ToTable("ShopRepairs");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Order", b =>
{
b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
@ -151,6 +204,25 @@ namespace CarRepairShopDatabaseImplement.Migrations
b.Navigation("Repair");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.ShopRepair", b =>
{
b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
.WithMany()
.HasForeignKey("RepairId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("CarRepairShopDatabaseImplement.Models.Shop", "Shop")
.WithMany("Repairs")
.HasForeignKey("ShopId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Repair");
b.Navigation("Shop");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Component", b =>
{
b.Navigation("RepairComponents");
@ -162,6 +234,11 @@ namespace CarRepairShopDatabaseImplement.Migrations
b.Navigation("Orders");
});
modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Shop", b =>
{
b.Navigation("Repairs");
});
#pragma warning restore 612, 618
}
}

View File

@ -16,19 +16,19 @@ namespace CarRepairShopDatabaseImplement.Models
[Required]
public double Price { get; set; }
private Dictionary<int, (IComponentModel, int)>? _repairComponents = null;
private Dictionary<int, (IComponentModel, int)>? _productComponents = null;
[NotMapped]
public Dictionary<int, (IComponentModel, int)> RepairComponents
{
get
{
if (_repairComponents == null)
if (_productComponents == null)
{
_repairComponents = Components
_productComponents = Components
.ToDictionary(recPC => recPC.ComponentId, recPC => (recPC.Component as IComponentModel, recPC.Count));
}
return _repairComponents;
return _productComponents;
}
}
@ -69,31 +69,31 @@ namespace CarRepairShopDatabaseImplement.Models
public void UpdateComponents(CarRepairShopDatabase context, RepairBindingModel model)
{
var repairComponents = context.RepairComponents.Where(rec => rec.RepairId == model.Id).ToList();
if (repairComponents != null && repairComponents.Count > 0)
var productComponents = context.RepairComponents.Where(rec => rec.RepairId == model.Id).ToList();
if (productComponents != null && productComponents.Count > 0)
{ // удалили те, которых нет в модели
context.RepairComponents.RemoveRange(repairComponents.Where(rec => !model.RepairComponents.ContainsKey(rec.ComponentId)));
context.RepairComponents.RemoveRange(productComponents.Where(rec => !model.RepairComponents.ContainsKey(rec.ComponentId)));
context.SaveChanges();
// обновили количество у существующих записей
foreach (var updateComponent in repairComponents)
foreach (var updateComponent in productComponents)
{
updateComponent.Count = model.RepairComponents[updateComponent.ComponentId].Item2;
model.RepairComponents.Remove(updateComponent.ComponentId);
}
context.SaveChanges();
}
var repair = context.Repairs.First(x => x.Id == Id);
var product = context.Repairs.First(x => x.Id == Id);
foreach (var pc in model.RepairComponents)
{
context.RepairComponents.Add(new RepairComponent
{
Repair = repair,
Repair = product,
Component = context.Components.First(x => x.Id == pc.Key),
Count = pc.Value.Item2
});
context.SaveChanges();
}
_repairComponents = null;
_productComponents = null;
}
}
}

View File

@ -0,0 +1,110 @@
using CarRepairShopContracts.BindingModels;
using CarRepairShopContracts.ViewModels;
using CarRepairShopDataModels.Models;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
namespace CarRepairShopDatabaseImplement.Models
{
public class Shop : IShopModel
{
public int Id { get; set; }
[Required]
public string ShopName { get; set; } = string.Empty;
[Required]
public string Address { get; set; } = string.Empty;
[Required]
public DateTime DateOpening { get; set; }
[Required]
public int RepairMaxAmount { get; set; }
private Dictionary<int, (IRepairModel, int)>? _shopRepairs = null;
[NotMapped]
public Dictionary<int, (IRepairModel, int)> ShopRepairs
{
get
{
if (_shopRepairs == null)
{
_shopRepairs = Repairs
.ToDictionary(x => x.RepairId, x => (x.Repair as IRepairModel, x.Count));
}
return _shopRepairs;
}
}
[ForeignKey("ShopId")]
public virtual List<ShopRepair> Repairs { get; set; } = new();
public static Shop Create(CarRepairShopDatabase context, ShopBindingModel model)
{
return new Shop()
{
Id = model.Id,
ShopName = model.ShopName,
Address = model.Address,
DateOpening = model.DateOpening,
RepairMaxAmount = model.RepairMaxAmount,
Repairs = model.ShopRepairs.Select(x => new ShopRepair
{
Repair = context.Repairs.First(y => y.Id == x.Key),
Count = x.Value.Item2
}).ToList()
};
}
public void Update(ShopBindingModel model)
{
ShopName = model.ShopName;
Address = model.Address;
DateOpening = model.DateOpening;
RepairMaxAmount = model.RepairMaxAmount;
}
public ShopViewModel GetViewModel => new()
{
Id = Id,
ShopName = ShopName,
Address = Address,
DateOpening = DateOpening,
RepairMaxAmount = RepairMaxAmount,
ShopRepairs = ShopRepairs
};
public void UpdateRepairs(CarRepairShopDatabase context, ShopBindingModel model)
{
var shopRepairs = context.ShopRepairs.Where(rec => rec.ShopId == model.Id).ToList();
if (shopRepairs != null && shopRepairs.Count > 0)
{
context.ShopRepairs.RemoveRange(shopRepairs.Where(rec => !model.ShopRepairs.ContainsKey(rec.RepairId)));
context.SaveChanges();
foreach (var updateRepair in shopRepairs)
{
if (model.ShopRepairs.ContainsKey(updateRepair.RepairId))
{
updateRepair.Count = model.ShopRepairs[updateRepair.RepairId].Item2;
model.ShopRepairs.Remove(updateRepair.RepairId);
}
}
context.SaveChanges();
}
var shop = context.Shops.First(x => x.Id == Id);
foreach (var ic in model.ShopRepairs)
{
context.ShopRepairs.Add(new ShopRepair
{
Shop = shop,
Repair = context.Repairs.First(x => x.Id == ic.Key),
Count = ic.Value.Item2
});
context.SaveChanges();
}
_shopRepairs = null;
}
}
}

View File

@ -0,0 +1,22 @@
using System.ComponentModel.DataAnnotations;
namespace CarRepairShopDatabaseImplement.Models
{
public class ShopRepair
{
public int Id { get; set; }
[Required]
public int ShopId { get; set; }
[Required]
public int RepairId { get; set; }
[Required]
public int Count { get; set; }
public virtual Repair Repair { get; set; } = new();
public virtual Shop Shop { get; set; } = new();
}
}