апи для работы с маршрутами согласования (#2)

Co-authored-by: gorbenko.pavel <gorbenko.pavel@tansu.kz>
Reviewed-on: http://git.tnsu.kz/gorbenko.pavel/tnsu-approval-route/pulls/2
Co-authored-by: gorbenko.pavel <gorbenko.pavel@tnsu.kz>
Co-committed-by: gorbenko.pavel <gorbenko.pavel@tnsu.kz>

backend/src/Tnsu.ApprovalRoute.Infrastructure/InfrastructureServiceCollectionExtensions.cs

@@ -2,7 +2,9 @@ using Extensions.Hosting.AsyncInitialization;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Options;
 using Tnsu.ApprovalRoute.Infrastructure.Persistence;
+using Tnsu.ApprovalRoute.Infrastructure.TnsuPortal;
 
 namespace Tnsu.ApprovalRoute.Infrastructure;
 
@@ -11,11 +13,21 @@ public static class InfrastructureServiceCollectionExtensions
     public static IServiceCollection AddApprovalRouteInfrastructure(
         this IServiceCollection services, IConfiguration configuration)
     {
+        services.AddHttpContextAccessor();
+
         services.AddDbContext<ApprovalRouteDbContext>(opt =>
             opt.UseNpgsql(configuration.GetConnectionString("Postgres"))
                 .UseSnakeCaseNamingConvention());
         services.AddAsyncInitializer<DatabaseMigrationInitializer>();
 
+        services.Configure<TnsuPortalOptions>(configuration.GetSection("TnsuPortal"));
+        services.AddHttpClient<TnsuPortalTokenProvider>();
+        services.AddHttpClient<ITnsuPortalClient, HttpTnsuPortalClient>((sp, client) =>
+        {
+            var options = sp.GetRequiredService<IOptions<TnsuPortalOptions>>().Value;
+            client.BaseAddress = new Uri(options.BaseUrl);
+        });
+
         return services;
     }
 }

backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/ApprovalRouteDbContext.cs

@@ -6,8 +6,8 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence;
 public class ApprovalRouteDbContext(DbContextOptions<ApprovalRouteDbContext> options) : DbContext(options)
 {
     public DbSet<RequestType> RequestTypes => Set<RequestType>();
-    public DbSet<Route> Routes => Set<Route>();
-    public DbSet<RouteStep> RouteSteps => Set<RouteStep>();
+    public DbSet<TemplateRoute> TemplateRoutes => Set<TemplateRoute>();
+    public DbSet<TemplateRouteStep> TemplateRouteSteps => Set<TemplateRouteStep>();
 
     protected override void OnModelCreating(ModelBuilder modelBuilder)
     {
@@ -18,19 +18,21 @@ public class ApprovalRouteDbContext(DbContextOptions<ApprovalRouteDbContext> opt
             e.Property(x => x.PageUrl).HasMaxLength(512).IsRequired();
         });
 
-        modelBuilder.Entity<Route>(e =>
+        modelBuilder.Entity<TemplateRoute>(e =>
         {
             e.HasKey(x => x.Id);
             e.Property(x => x.RouteType).HasConversion<string>().HasMaxLength(32).IsRequired();
             e.HasOne(x => x.RequestType).WithMany(x => x.Routes).HasForeignKey(x => x.RequestTypeId);
+            e.HasIndex(x => new { x.RequestTypeId, x.DepartmentId, x.CompanyId, x.ByProject }).IsUnique();
         });
 
-        modelBuilder.Entity<RouteStep>(e =>
+        modelBuilder.Entity<TemplateRouteStep>(e =>
         {
             e.HasKey(x => x.Id);
-            e.Property(x => x.ExecutorEmail).HasMaxLength(256).IsRequired();
-            e.Property(x => x.Position).HasMaxLength(128).IsRequired();
-            e.Property(x => x.ProjectRole).HasConversion<string>().HasMaxLength(32).IsRequired();
+            e.Property(x => x.ExecutorEmail).HasMaxLength(256);
+            e.Property(x => x.Position).HasMaxLength(128);
+            e.Property(x => x.ProjectRole).HasConversion<string>().HasMaxLength(32);
+            e.Property(x => x.HeadType).HasConversion<string>().HasMaxLength(32);
             e.Property(x => x.Status).HasConversion<string>().HasMaxLength(32).IsRequired();
             e.HasOne(x => x.Route).WithMany(x => x.Steps).HasForeignKey(x => x.RouteId);
             e.HasIndex(x => new { x.RouteId, x.OrderNo });

backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/20260727103117_InitialCreate.Designer.cs

@@ -12,7 +12,7 @@ using Tnsu.ApprovalRoute.Infrastructure.Persistence;
 namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
 {
     [DbContext(typeof(ApprovalRouteDbContext))]
-    [Migration("20260722130455_InitialCreate")]
+    [Migration("20260727103117_InitialCreate")]
     partial class InitialCreate
     {
         /// <inheritdoc />
@@ -27,11 +27,13 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
 
             modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RequestType", b =>
                 {
-                    b.Property<Guid>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid")
+                        .HasColumnType("integer")
                         .HasColumnName("id");
 
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
                     b.Property<string>("Name")
                         .IsRequired()
                         .HasMaxLength(256)
@@ -50,13 +52,15 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                     b.ToTable("request_types", (string)null);
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRoute", b =>
                 {
-                    b.Property<Guid>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid")
+                        .HasColumnType("integer")
                         .HasColumnName("id");
 
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
                     b.Property<bool>("ByProject")
                         .HasColumnType("boolean")
                         .HasColumnName("by_project");
@@ -65,12 +69,12 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                         .HasColumnType("uuid")
                         .HasColumnName("company_id");
 
-                    b.Property<Guid>("DepartmentId")
+                    b.Property<Guid?>("DepartmentId")
                         .HasColumnType("uuid")
                         .HasColumnName("department_id");
 
-                    b.Property<Guid>("RequestTypeId")
-                        .HasColumnType("uuid")
+                    b.Property<int>("RequestTypeId")
+                        .HasColumnType("integer")
                         .HasColumnName("request_type_id");
 
                     b.Property<bool>("RequiresControl")
@@ -84,49 +88,54 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                         .HasColumnName("route_type");
 
                     b.HasKey("Id")
-                        .HasName("pk_routes");
+                        .HasName("pk_template_routes");
 
-                    b.HasIndex("RequestTypeId")
-                        .HasDatabaseName("ix_routes_request_type_id");
+                    b.HasIndex("RequestTypeId", "DepartmentId", "CompanyId", "ByProject")
+                        .IsUnique()
+                        .HasDatabaseName("ix_template_routes_request_type_id_department_id_company_id_by");
 
-                    b.ToTable("routes", (string)null);
+                    b.ToTable("template_routes", (string)null);
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RouteStep", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRouteStep", b =>
                 {
-                    b.Property<Guid>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid")
+                        .HasColumnType("integer")
                         .HasColumnName("id");
 
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
                     b.Property<bool>("AllowReassignToOtherApprovers")
                         .HasColumnType("boolean")
                         .HasColumnName("allow_reassign_to_other_approvers");
 
                     b.Property<string>("ExecutorEmail")
-                        .IsRequired()
                         .HasMaxLength(256)
                         .HasColumnType("character varying(256)")
                         .HasColumnName("executor_email");
 
+                    b.Property<string>("HeadType")
+                        .HasMaxLength(32)
+                        .HasColumnType("character varying(32)")
+                        .HasColumnName("head_type");
+
                     b.Property<int>("OrderNo")
                         .HasColumnType("integer")
                         .HasColumnName("order_no");
 
                     b.Property<string>("Position")
-                        .IsRequired()
                         .HasMaxLength(128)
                         .HasColumnType("character varying(128)")
                         .HasColumnName("position");
 
                     b.Property<string>("ProjectRole")
-                        .IsRequired()
                         .HasMaxLength(32)
                         .HasColumnType("character varying(32)")
                         .HasColumnName("project_role");
 
-                    b.Property<Guid>("RouteId")
-                        .HasColumnType("uuid")
+                    b.Property<int>("RouteId")
+                        .HasColumnType("integer")
                         .HasColumnName("route_id");
 
                     b.Property<string>("Status")
@@ -136,34 +145,34 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                         .HasColumnName("status");
 
                     b.HasKey("Id")
-                        .HasName("pk_route_steps");
+                        .HasName("pk_template_route_steps");
 
                     b.HasIndex("RouteId", "OrderNo")
-                        .HasDatabaseName("ix_route_steps_route_id_order_no");
+                        .HasDatabaseName("ix_template_route_steps_route_id_order_no");
 
-                    b.ToTable("route_steps", (string)null);
+                    b.ToTable("template_route_steps", (string)null);
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRoute", b =>
                 {
                     b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.RequestType", "RequestType")
                         .WithMany("Routes")
                         .HasForeignKey("RequestTypeId")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired()
-                        .HasConstraintName("fk_routes_request_types_request_type_id");
+                        .HasConstraintName("fk_template_routes_request_types_request_type_id");
 
                     b.Navigation("RequestType");
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RouteStep", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRouteStep", b =>
                 {
-                    b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.Route", "Route")
+                    b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.TemplateRoute", "Route")
                         .WithMany("Steps")
                         .HasForeignKey("RouteId")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired()
-                        .HasConstraintName("fk_route_steps_routes_route_id");
+                        .HasConstraintName("fk_template_route_steps_template_routes_route_id");
 
                     b.Navigation("Route");
                 });
@@ -173,7 +182,7 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                     b.Navigation("Routes");
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRoute", b =>
                 {
                     b.Navigation("Steps");
                 });

backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/20260727103117_InitialCreate.cs

@@ -1,5 +1,6 @@
 using System;
 using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
 
 #nullable disable
 
@@ -15,7 +16,8 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                 name: "request_types",
                 columns: table => new
                 {
-                    id = table.Column<Guid>(type: "uuid", nullable: false),
+                    id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
                     name = table.Column<string>(type: "character varying(256)", maxLength: 256, nullable: false),
                     page_url = table.Column<string>(type: "character varying(512)", maxLength: 512, nullable: false)
                 },
@@ -25,22 +27,23 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                 });
 
             migrationBuilder.CreateTable(
-                name: "routes",
+                name: "template_routes",
                 columns: table => new
                 {
-                    id = table.Column<Guid>(type: "uuid", nullable: false),
+                    id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
                     route_type = table.Column<string>(type: "character varying(32)", maxLength: 32, nullable: false),
-                    request_type_id = table.Column<Guid>(type: "uuid", nullable: false),
-                    department_id = table.Column<Guid>(type: "uuid", nullable: false),
+                    request_type_id = table.Column<int>(type: "integer", nullable: false),
+                    department_id = table.Column<Guid>(type: "uuid", nullable: true),
                     company_id = table.Column<Guid>(type: "uuid", nullable: false),
                     by_project = table.Column<bool>(type: "boolean", nullable: false),
                     requires_control = table.Column<bool>(type: "boolean", nullable: false)
                 },
                 constraints: table =>
                 {
-                    table.PrimaryKey("pk_routes", x => x.id);
+                    table.PrimaryKey("pk_template_routes", x => x.id);
                     table.ForeignKey(
-                        name: "fk_routes_request_types_request_type_id",
+                        name: "fk_template_routes_request_types_request_type_id",
                         column: x => x.request_type_id,
                         principalTable: "request_types",
                         principalColumn: "id",
@@ -48,48 +51,51 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                 });
 
             migrationBuilder.CreateTable(
-                name: "route_steps",
+                name: "template_route_steps",
                 columns: table => new
                 {
-                    id = table.Column<Guid>(type: "uuid", nullable: false),
+                    id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
                     order_no = table.Column<int>(type: "integer", nullable: false),
-                    executor_email = table.Column<string>(type: "character varying(256)", maxLength: 256, nullable: false),
-                    position = table.Column<string>(type: "character varying(128)", maxLength: 128, nullable: false),
-                    project_role = table.Column<string>(type: "character varying(32)", maxLength: 32, nullable: false),
+                    executor_email = table.Column<string>(type: "character varying(256)", maxLength: 256, nullable: true),
+                    position = table.Column<string>(type: "character varying(128)", maxLength: 128, nullable: true),
+                    project_role = table.Column<string>(type: "character varying(32)", maxLength: 32, nullable: true),
+                    head_type = table.Column<string>(type: "character varying(32)", maxLength: 32, nullable: true),
                     status = table.Column<string>(type: "character varying(32)", maxLength: 32, nullable: false),
-                    route_id = table.Column<Guid>(type: "uuid", nullable: false),
+                    route_id = table.Column<int>(type: "integer", nullable: false),
                     allow_reassign_to_other_approvers = table.Column<bool>(type: "boolean", nullable: false)
                 },
                 constraints: table =>
                 {
-                    table.PrimaryKey("pk_route_steps", x => x.id);
+                    table.PrimaryKey("pk_template_route_steps", x => x.id);
                     table.ForeignKey(
-                        name: "fk_route_steps_routes_route_id",
+                        name: "fk_template_route_steps_template_routes_route_id",
                         column: x => x.route_id,
-                        principalTable: "routes",
+                        principalTable: "template_routes",
                         principalColumn: "id",
                         onDelete: ReferentialAction.Cascade);
                 });
 
             migrationBuilder.CreateIndex(
-                name: "ix_route_steps_route_id_order_no",
-                table: "route_steps",
+                name: "ix_template_route_steps_route_id_order_no",
+                table: "template_route_steps",
                 columns: new[] { "route_id", "order_no" });
 
             migrationBuilder.CreateIndex(
-                name: "ix_routes_request_type_id",
-                table: "routes",
-                column: "request_type_id");
+                name: "ix_template_routes_request_type_id_department_id_company_id_by",
+                table: "template_routes",
+                columns: new[] { "request_type_id", "department_id", "company_id", "by_project" },
+                unique: true);
         }
 
         /// <inheritdoc />
         protected override void Down(MigrationBuilder migrationBuilder)
         {
             migrationBuilder.DropTable(
-                name: "route_steps");
+                name: "template_route_steps");
 
             migrationBuilder.DropTable(
-                name: "routes");
+                name: "template_routes");
 
             migrationBuilder.DropTable(
                 name: "request_types");

backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/Migrations/ApprovalRouteDbContextModelSnapshot.cs

@@ -24,11 +24,13 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
 
             modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RequestType", b =>
                 {
-                    b.Property<Guid>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid")
+                        .HasColumnType("integer")
                         .HasColumnName("id");
 
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
                     b.Property<string>("Name")
                         .IsRequired()
                         .HasMaxLength(256)
@@ -47,13 +49,15 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                     b.ToTable("request_types", (string)null);
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRoute", b =>
                 {
-                    b.Property<Guid>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid")
+                        .HasColumnType("integer")
                         .HasColumnName("id");
 
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
                     b.Property<bool>("ByProject")
                         .HasColumnType("boolean")
                         .HasColumnName("by_project");
@@ -62,12 +66,12 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                         .HasColumnType("uuid")
                         .HasColumnName("company_id");
 
-                    b.Property<Guid>("DepartmentId")
+                    b.Property<Guid?>("DepartmentId")
                         .HasColumnType("uuid")
                         .HasColumnName("department_id");
 
-                    b.Property<Guid>("RequestTypeId")
-                        .HasColumnType("uuid")
+                    b.Property<int>("RequestTypeId")
+                        .HasColumnType("integer")
                         .HasColumnName("request_type_id");
 
                     b.Property<bool>("RequiresControl")
@@ -81,49 +85,54 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                         .HasColumnName("route_type");
 
                     b.HasKey("Id")
-                        .HasName("pk_routes");
+                        .HasName("pk_template_routes");
 
-                    b.HasIndex("RequestTypeId")
-                        .HasDatabaseName("ix_routes_request_type_id");
+                    b.HasIndex("RequestTypeId", "DepartmentId", "CompanyId", "ByProject")
+                        .IsUnique()
+                        .HasDatabaseName("ix_template_routes_request_type_id_department_id_company_id_by");
 
-                    b.ToTable("routes", (string)null);
+                    b.ToTable("template_routes", (string)null);
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RouteStep", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRouteStep", b =>
                 {
-                    b.Property<Guid>("Id")
+                    b.Property<int>("Id")
                         .ValueGeneratedOnAdd()
-                        .HasColumnType("uuid")
+                        .HasColumnType("integer")
                         .HasColumnName("id");
 
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
                     b.Property<bool>("AllowReassignToOtherApprovers")
                         .HasColumnType("boolean")
                         .HasColumnName("allow_reassign_to_other_approvers");
 
                     b.Property<string>("ExecutorEmail")
-                        .IsRequired()
                         .HasMaxLength(256)
                         .HasColumnType("character varying(256)")
                         .HasColumnName("executor_email");
 
+                    b.Property<string>("HeadType")
+                        .HasMaxLength(32)
+                        .HasColumnType("character varying(32)")
+                        .HasColumnName("head_type");
+
                     b.Property<int>("OrderNo")
                         .HasColumnType("integer")
                         .HasColumnName("order_no");
 
                     b.Property<string>("Position")
-                        .IsRequired()
                         .HasMaxLength(128)
                         .HasColumnType("character varying(128)")
                         .HasColumnName("position");
 
                     b.Property<string>("ProjectRole")
-                        .IsRequired()
                         .HasMaxLength(32)
                         .HasColumnType("character varying(32)")
                         .HasColumnName("project_role");
 
-                    b.Property<Guid>("RouteId")
-                        .HasColumnType("uuid")
+                    b.Property<int>("RouteId")
+                        .HasColumnType("integer")
                         .HasColumnName("route_id");
 
                     b.Property<string>("Status")
@@ -133,34 +142,34 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                         .HasColumnName("status");
 
                     b.HasKey("Id")
-                        .HasName("pk_route_steps");
+                        .HasName("pk_template_route_steps");
 
                     b.HasIndex("RouteId", "OrderNo")
-                        .HasDatabaseName("ix_route_steps_route_id_order_no");
+                        .HasDatabaseName("ix_template_route_steps_route_id_order_no");
 
-                    b.ToTable("route_steps", (string)null);
+                    b.ToTable("template_route_steps", (string)null);
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRoute", b =>
                 {
                     b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.RequestType", "RequestType")
                         .WithMany("Routes")
                         .HasForeignKey("RequestTypeId")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired()
-                        .HasConstraintName("fk_routes_request_types_request_type_id");
+                        .HasConstraintName("fk_template_routes_request_types_request_type_id");
 
                     b.Navigation("RequestType");
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.RouteStep", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRouteStep", b =>
                 {
-                    b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.Route", "Route")
+                    b.HasOne("Tnsu.ApprovalRoute.Domain.Entities.TemplateRoute", "Route")
                         .WithMany("Steps")
                         .HasForeignKey("RouteId")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired()
-                        .HasConstraintName("fk_route_steps_routes_route_id");
+                        .HasConstraintName("fk_template_route_steps_template_routes_route_id");
 
                     b.Navigation("Route");
                 });
@@ -170,7 +179,7 @@ namespace Tnsu.ApprovalRoute.Infrastructure.Persistence.Migrations
                     b.Navigation("Routes");
                 });
 
-            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.Route", b =>
+            modelBuilder.Entity("Tnsu.ApprovalRoute.Domain.Entities.TemplateRoute", b =>
                 {
                     b.Navigation("Steps");
                 });

backend/src/Tnsu.ApprovalRoute.Infrastructure/Tnsu.ApprovalRoute.Infrastructure.csproj

@@ -1,6 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <ItemGroup>
-    <ProjectReference Include="..\Tnsu.ApprovalRoute.Application\Tnsu.ApprovalRoute.Application.csproj" />
     <ProjectReference Include="..\Tnsu.ApprovalRoute.Domain\Tnsu.ApprovalRoute.Domain.csproj" />
   </ItemGroup>
   <ItemGroup>
@@ -12,6 +11,9 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" />
+    <PackageReference Include="Microsoft.Extensions.Http" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" />
+    <!-- Даёт доступ к IHttpContextAccessor из общего фреймворка ASP.NET Core (тот же тип, что в Api). -->
+    <FrameworkReference Include="Microsoft.AspNetCore.App" />
   </ItemGroup>
 </Project>

backend/src/Tnsu.ApprovalRoute.Infrastructure/TnsuPortal/HttpTnsuPortalClient.cs

@@ -0,0 +1,106 @@
+using System.Net;
+using System.Net.Http.Headers;
+using System.Net.Http.Json;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using Microsoft.AspNetCore.Http;
+using Tnsu.ApprovalRoute.Domain.Enums;
+
+namespace Tnsu.ApprovalRoute.Infrastructure.TnsuPortal;
+
+public sealed class HttpTnsuPortalClient(
+    HttpClient httpClient,
+    TnsuPortalTokenProvider tokenProvider,
+    IHttpContextAccessor httpContextAccessor) : ITnsuPortalClient
+{
+    private static readonly JsonSerializerOptions JsonOptions = new() { PropertyNameCaseInsensitive = true };
+
+    public async Task<EmployeeDirectoryInfo?> GetEmployeeByEmailAsync(string email, CancellationToken cancellationToken)
+    {
+        var employee = await GetAsync<EmployeeResponse>(
+            $"/Employee/ByEmail?email={Uri.EscapeDataString(email)}", cancellationToken);
+        if (employee is null)
+            return null;
+
+        return new EmployeeDirectoryInfo(employee.CompanyId ?? Guid.Empty, employee.DepartmentId, employee.Company ?? string.Empty, employee.Position);
+    }
+
+    public async Task<string?> GetEmployeeByPositionAsync(string position, string company, CancellationToken cancellationToken)
+    {
+        var employee = await GetAsync<EmployeeResponse>(
+            $"/Employee/ByPosition?position={Uri.EscapeDataString(position)}&company={Uri.EscapeDataString(company)}", cancellationToken);
+
+        return employee?.Email;
+    }
+
+    public async Task<string?> GetManagerAsync(string email, string managerType, CancellationToken cancellationToken)
+    {
+        var manager = await GetAsync<ManagerResponse>(
+            $"/Employee/Manager?email={Uri.EscapeDataString(email)}&managerType={Uri.EscapeDataString(managerType)}", cancellationToken);
+
+        return manager?.ManagerEmail;
+    }
+
+    public async Task<IReadOnlyList<ProjectExecutorInfo>> GetProjectExecutorsAsync(Guid projectId, CancellationToken cancellationToken)
+    {
+        var project = await GetAsync<ProjectResponse>($"/Project/{projectId}", cancellationToken);
+        if (project is null)
+            return [];
+
+        var executors = new List<ProjectExecutorInfo>();
+        AddIfPresent(executors, ProjectRole.ProjectManager, project.ProjectManager);
+        AddIfPresent(executors, ProjectRole.Planner, project.Planner);
+        AddIfPresent(executors, ProjectRole.ManagerHSE, project.ManagerHSE);
+        AddIfPresent(executors, ProjectRole.Security, project.Security);
+
+        return executors;
+    }
+
+    private async Task<T?> GetAsync<T>(string requestUri, CancellationToken cancellationToken) where T : class
+    {
+        using var request = new HttpRequestMessage(HttpMethod.Get, requestUri);
+        await AuthorizeAsync(request, cancellationToken);
+
+        using var response = await httpClient.SendAsync(request, cancellationToken);
+        if (response.StatusCode == HttpStatusCode.NotFound)
+            return null;
+        response.EnsureSuccessStatusCode();
+
+        return await response.Content.ReadFromJsonAsync<T>(JsonOptions, cancellationToken);
+    }
+
+    private static void AddIfPresent(List<ProjectExecutorInfo> executors, ProjectRole role, string? email)
+    {
+        if (!string.IsNullOrWhiteSpace(email))
+            executors.Add(new ProjectExecutorInfo(role, email));
+    }
+
+    private async Task AuthorizeAsync(HttpRequestMessage request, CancellationToken cancellationToken)
+    {
+        var incoming = httpContextAccessor.HttpContext?.Request.Headers.Authorization.ToString();
+        if (!string.IsNullOrWhiteSpace(incoming))
+        {
+            request.Headers.TryAddWithoutValidation("Authorization", incoming);
+            return;
+        }
+
+        var token = await tokenProvider.GetAccessTokenAsync(cancellationToken);
+        request.Headers.Authorization = new AuthenticationHeaderValue("Bearer", token);
+    }
+
+    private sealed record EmployeeResponse(
+        [property: JsonPropertyName("email")] string? Email,
+        [property: JsonPropertyName("company")] string? Company,
+        [property: JsonPropertyName("companyId")] Guid? CompanyId,
+        [property: JsonPropertyName("departmentId")] Guid? DepartmentId,
+        [property: JsonPropertyName("position")] string? Position);
+
+    private sealed record ManagerResponse(
+        [property: JsonPropertyName("managerEmail")] string? ManagerEmail);
+
+    private sealed record ProjectResponse(
+        [property: JsonPropertyName("projectManager")] string? ProjectManager,
+        [property: JsonPropertyName("planner")] string? Planner,
+        [property: JsonPropertyName("managerHSE")] string? ManagerHSE,
+        [property: JsonPropertyName("security")] string? Security);
+}

backend/src/Tnsu.ApprovalRoute.Infrastructure/TnsuPortal/ITnsuPortalClient.cs

@@ -0,0 +1,12 @@
+namespace Tnsu.ApprovalRoute.Infrastructure.TnsuPortal;
+
+public interface ITnsuPortalClient
+{
+    Task<EmployeeDirectoryInfo?> GetEmployeeByEmailAsync(string email, CancellationToken cancellationToken);
+
+    Task<string?> GetEmployeeByPositionAsync(string position, string company, CancellationToken cancellationToken);
+
+    Task<string?> GetManagerAsync(string email, string managerType, CancellationToken cancellationToken);
+
+    Task<IReadOnlyList<ProjectExecutorInfo>> GetProjectExecutorsAsync(Guid projectId, CancellationToken cancellationToken);
+}

backend/src/Tnsu.ApprovalRoute.Infrastructure/TnsuPortal/TnsuPortalDtos.cs

@@ -0,0 +1,7 @@
+using Tnsu.ApprovalRoute.Domain.Enums;
+
+namespace Tnsu.ApprovalRoute.Infrastructure.TnsuPortal;
+
+public sealed record EmployeeDirectoryInfo(Guid CompanyId, Guid? DepartmentId, string Company, string? Position);
+
+public sealed record ProjectExecutorInfo(ProjectRole ProjectRole, string Email);

backend/src/Tnsu.ApprovalRoute.Infrastructure/TnsuPortal/TnsuPortalOptions.cs

@@ -0,0 +1,11 @@
+namespace Tnsu.ApprovalRoute.Infrastructure.TnsuPortal;
+
+public sealed class TnsuPortalOptions
+{
+    public string BaseUrl { get; set; } = "https://api.tnsu.kz";
+    public string TenantId { get; set; } = string.Empty;
+    public string ClientId { get; set; } = string.Empty;
+    public string ClientSecret { get; set; } = string.Empty;
+    public string Scope { get; set; } = string.Empty;
+    public string DirectorTansuEmail { get; set; } = "director.tansu@tnsu.kz";
+}

backend/src/Tnsu.ApprovalRoute.Infrastructure/TnsuPortal/TnsuPortalTokenProvider.cs

@@ -0,0 +1,42 @@
+using System.Net.Http.Json;
+using System.Text.Json.Serialization;
+using Microsoft.Extensions.Options;
+
+namespace Tnsu.ApprovalRoute.Infrastructure.TnsuPortal;
+
+public sealed class TnsuPortalTokenProvider(HttpClient httpClient, IOptions<TnsuPortalOptions> options)
+{
+    private string? _cachedToken;
+    private DateTimeOffset _expiresAt = DateTimeOffset.MinValue;
+
+    public async Task<string> GetAccessTokenAsync(CancellationToken cancellationToken)
+    {
+        if (_cachedToken is not null && DateTimeOffset.UtcNow < _expiresAt)
+            return _cachedToken;
+
+        var opts = options.Value;
+        var response = await httpClient.PostAsync(
+            $"https://login.microsoftonline.com/{opts.TenantId}/oauth2/v2.0/token",
+            new FormUrlEncodedContent(new Dictionary<string, string>
+            {
+                ["grant_type"] = "client_credentials",
+                ["client_id"] = opts.ClientId,
+                ["client_secret"] = opts.ClientSecret,
+                ["scope"] = opts.Scope
+            }),
+            cancellationToken);
+        response.EnsureSuccessStatusCode();
+
+        var payload = await response.Content.ReadFromJsonAsync<TokenResponse>(cancellationToken)
+            ?? throw new InvalidOperationException("Не удалось получить токен для api.tnsu.kz.");
+
+        _cachedToken = payload.AccessToken;
+        _expiresAt = DateTimeOffset.UtcNow.AddSeconds(payload.ExpiresIn - 60);
+
+        return _cachedToken;
+    }
+
+    private sealed record TokenResponse(
+        [property: JsonPropertyName("access_token")] string AccessToken,
+        [property: JsonPropertyName("expires_in")] int ExpiresIn);
+}