Добавить таблицу и API доступа к типу заявок

Настраиваемый список email по типу заявки: кто может видеть все заявки
этого типа, а не только свои. Отдельная ручка со списком email по типу —
её будет дёргать Power Automate.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

backend/Tnsu.ApprovalRoute.Application/ApplicationServiceCollectionExtensions.cs

@@ -6,6 +6,7 @@ using Tnsu.ApprovalRoute.Application.Reminders;
 using Tnsu.ApprovalRoute.Application.ListPartitioning;
 using Tnsu.ApprovalRoute.Application.Reports;
 using Tnsu.ApprovalRoute.Application.RequestManage;
+using Tnsu.ApprovalRoute.Application.RequestTypeAccesses;
 using Tnsu.ApprovalRoute.Application.RequestTypes;
 using Tnsu.ApprovalRoute.Application.TemplateRoutes;
 using Tnsu.ApprovalRoute.Application.TemplateRouteSteps;
@@ -18,6 +19,7 @@ public static class ApplicationServiceCollectionExtensions
     {
         services.AddScoped<ReminderService>();
         services.AddScoped<RequestTypeService>();
+        services.AddScoped<RequestTypeAccessService>();
         services.AddScoped<RequestManageService>();
         services.AddScoped<ListPartitionRegistry>();
         services.AddScoped<ListPartitionService>();

backend/Tnsu.ApprovalRoute.Application/RequestTypeAccesses/RequestTypeAccessDto.cs

@@ -0,0 +1,5 @@
+namespace Tnsu.ApprovalRoute.Application.RequestTypeAccesses;
+
+public sealed record RequestTypeAccessDto(int Id, int RequestTypeId, string Email);
+
+public sealed record CreateRequestTypeAccessRequest(int RequestTypeId, string Email);

backend/Tnsu.ApprovalRoute.Application/RequestTypeAccesses/RequestTypeAccessService.cs

@@ -0,0 +1,78 @@
+using FluentResults;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging;
+using Tnsu.ApprovalRoute.Application.Common.Errors;
+using Tnsu.ApprovalRoute.Application.Common.Interfaces;
+using Tnsu.ApprovalRoute.Domain.Entities;
+using Tnsu.ApprovalRoute.Infrastructure.Persistence;
+
+namespace Tnsu.ApprovalRoute.Application.RequestTypeAccesses;
+
+public sealed class RequestTypeAccessService(
+    ApprovalRouteDbContext db, ICurrentUser currentUser, ILogger<RequestTypeAccessService> logger)
+{
+    public async Task<Result<IReadOnlyList<RequestTypeAccessDto>>> ListAsync(
+        int? requestTypeId, CancellationToken cancellationToken)
+    {
+        var items = await db.RequestTypeAccesses.AsNoTracking()
+            .Where(x => requestTypeId == null || x.RequestTypeId == requestTypeId)
+            .OrderBy(x => x.RequestTypeId).ThenBy(x => x.Email)
+            .Select(x => new RequestTypeAccessDto(x.Id, x.RequestTypeId, x.Email))
+            .ToListAsync(cancellationToken);
+
+        return Result.Ok<IReadOnlyList<RequestTypeAccessDto>>(items);
+    }
+
+    /// <summary>Список email'ов с доступом к типу заявок — дёргает Power Automate.</summary>
+    public async Task<Result<IReadOnlyList<string>>> ListEmailsAsync(int requestTypeId, CancellationToken cancellationToken)
+    {
+        if (!await db.RequestTypes.AsNoTracking().AnyAsync(x => x.Id == requestTypeId, cancellationToken))
+            return Result.Fail<IReadOnlyList<string>>(new NotFoundError("Тип заявки", requestTypeId));
+
+        var emails = await db.RequestTypeAccesses.AsNoTracking()
+            .Where(x => x.RequestTypeId == requestTypeId)
+            .OrderBy(x => x.Email)
+            .Select(x => x.Email)
+            .ToListAsync(cancellationToken);
+
+        return Result.Ok<IReadOnlyList<string>>(emails);
+    }
+
+    public async Task<Result<RequestTypeAccessDto>> CreateAsync(
+        CreateRequestTypeAccessRequest request, CancellationToken cancellationToken)
+    {
+        if (!await db.RequestTypes.AsNoTracking().AnyAsync(x => x.Id == request.RequestTypeId, cancellationToken))
+            return Result.Fail<RequestTypeAccessDto>(new NotFoundError("Тип заявки", request.RequestTypeId));
+
+        var email = request.Email.Trim();
+        var exists = await db.RequestTypeAccesses.AsNoTracking()
+            .AnyAsync(x => x.RequestTypeId == request.RequestTypeId && x.Email == email, cancellationToken);
+        if (exists)
+            return Result.Fail<RequestTypeAccessDto>(
+                new ConflictError($"У {email} уже есть доступ к этому типу заявок."));
+
+        var entity = new RequestTypeAccess { RequestTypeId = request.RequestTypeId, Email = email };
+        db.RequestTypeAccesses.Add(entity);
+        await db.SaveChangesAsync(cancellationToken);
+        logger.LogInformation(
+            "Доступ к типу заявки {RequestTypeId} выдан {Email} пользователем {Author}",
+            entity.RequestTypeId, entity.Email, currentUser.Email);
+
+        return Result.Ok(new RequestTypeAccessDto(entity.Id, entity.RequestTypeId, entity.Email));
+    }
+
+    public async Task<Result> DeleteAsync(int id, CancellationToken cancellationToken)
+    {
+        var entity = await db.RequestTypeAccesses.FirstOrDefaultAsync(x => x.Id == id, cancellationToken);
+        if (entity is null)
+            return Result.Fail(new NotFoundError("Доступ к типу заявки", id));
+
+        db.RequestTypeAccesses.Remove(entity);
+        await db.SaveChangesAsync(cancellationToken);
+        logger.LogInformation(
+            "Доступ к типу заявки {RequestTypeId} для {Email} отозван пользователем {Author}",
+            entity.RequestTypeId, entity.Email, currentUser.Email);
+
+        return Result.Ok();
+    }
+}

backend/Tnsu.ApprovalRoute.Application/RequestTypeAccesses/RequestTypeAccessValidators.cs

@@ -0,0 +1,12 @@
+using FluentValidation;
+
+namespace Tnsu.ApprovalRoute.Application.RequestTypeAccesses;
+
+public sealed class CreateRequestTypeAccessRequestValidator : AbstractValidator<CreateRequestTypeAccessRequest>
+{
+    public CreateRequestTypeAccessRequestValidator()
+    {
+        RuleFor(x => x.RequestTypeId).GreaterThan(0).WithMessage("Тип заявки обязателен.");
+        RuleFor(x => x.Email).NotEmpty().EmailAddress().WithMessage("Укажите корректный email.");
+    }
+}