feat(dal): создана связь между JobGroup & UnitField. Отключено каскадное удаление для этой связи

PARR.DAL/Context/DataContext.cs

@@ -504,6 +504,15 @@ namespace PARR.DAL.Context
 
             #endregion
 
+            #region JobGroup - UnitField (откл каскадное удаление)
+
+            modelBuilder.Entity<JobGroup>()
+                 .HasOne(t => t.GroupingUnitField)
+                 .WithMany(t => t.JobGroupWithGrouping)
+                 .OnDelete(DeleteBehavior.Restrict);
+
+            #endregion
+
         }
 
         //protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)

PARR.DAL/Migrations/20251218232909_addRel_JobGroup_UnitField.cs

@@ -0,0 +1,44 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PARR.DAL.Migrations
+{
+    /// <inheritdoc />
+    public partial class addRel_JobGroup_UnitField : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateIndex(
+                name: "IX_Groups_GroupingUnitFieldId",
+                schema: "job",
+                table: "Groups",
+                column: "GroupingUnitFieldId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Groups_Fields_GroupingUnitFieldId",
+                schema: "job",
+                table: "Groups",
+                column: "GroupingUnitFieldId",
+                principalSchema: "unit",
+                principalTable: "Fields",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Groups_Fields_GroupingUnitFieldId",
+                schema: "job",
+                table: "Groups");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Groups_GroupingUnitFieldId",
+                schema: "job",
+                table: "Groups");
+        }
+    }
+}

PARR.DAL/Migrations/DataContextModelSnapshot.cs

@@ -1713,6 +1713,8 @@ namespace PARR.DAL.Migrations
 
                     b.HasIndex("GroupTypeId");
 
+                    b.HasIndex("GroupingUnitFieldId");
+
                     b.ToTable("Groups", "job", t =>
                         {
                             t.HasComment("Таблица описания групп работ, для реализации зонтиков");
@@ -3358,7 +3360,14 @@ namespace PARR.DAL.Migrations
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
 
+                    b.HasOne("PARR.DAL.Models.Unit.UnitField", "GroupingUnitField")
+                        .WithMany("JobGroupWithGrouping")
+                        .HasForeignKey("GroupingUnitFieldId")
+                        .OnDelete(DeleteBehavior.Restrict);
+
                     b.Navigation("GroupType");
+
+                    b.Navigation("GroupingUnitField");
                 });
 
             modelBuilder.Entity("PARR.DAL.Models.Job.JobRelationshipFilter", b =>
@@ -3886,6 +3895,8 @@ namespace PARR.DAL.Migrations
 
             modelBuilder.Entity("PARR.DAL.Models.Unit.UnitField", b =>
                 {
+                    b.Navigation("JobGroupWithGrouping");
+
                     b.Navigation("RelationshipFilters");
 
                     b.Navigation("UnitFieldValues");

PARR.DAL/Models/Job/JobGroup.cs

@@ -1,6 +1,7 @@
 using Microsoft.EntityFrameworkCore;
 using PARR.DAL.Context;
 using PARR.DAL.Models.Base;
+using PARR.DAL.Models.Unit;
 using PARR.DAL.Settings;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
@@ -127,6 +128,11 @@ namespace PARR.DAL.Models.Job
         /// </summary>
         public Guid? GroupingUnitFieldId { get; set; }
 
+        /// <summary>
+        /// Поле по которому группируется (!!!отключено каскадное удаление!!!)
+        /// </summary>
+        [ForeignKey(nameof(GroupingUnitFieldId))]
+        public UnitField? GroupingUnitField { get; set; }
 
         [ForeignKey(nameof(GroupTypeId))]
         public JobGroupType? GroupType { get; set; }

PARR.DAL/Models/Unit/UnitField.cs

@@ -60,5 +60,11 @@ namespace PARR.DAL.Models.Unit
         public ICollection<UnitFieldInUnitFieldValue> UnitFieldValues { get; set; } = new HashSet<UnitFieldInUnitFieldValue>();
 
         public ICollection<JobRelationshipFilter> RelationshipFilters { get; set; } = new HashSet<JobRelationshipFilter>();
+
+
+        /// <summary>
+        /// JobGroup которые группируются по этому полю (!!!отключено каскадное удаление!!!)
+        /// </summary>
+        public ICollection<JobGroup> JobGroupWithGrouping { get; set; } = new HashSet<JobGroup>();
     }
 }