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AMREZ.EOP.Application/UseCases/HumanResources/AddEmploymentUseCase.cs

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+using System.Data;
+using AMREZ.EOP.Abstractions.Applications.Tenancy;
+using AMREZ.EOP.Abstractions.Applications.UseCases.HumanResources;
+using AMREZ.EOP.Abstractions.Infrastructures.Common;
+using AMREZ.EOP.Abstractions.Infrastructures.Repositories;
+using AMREZ.EOP.Contracts.DTOs.HumanResources.Employment;
+using AMREZ.EOP.Contracts.DTOs.HumanResources.EmploymentAdd;
+using AMREZ.EOP.Domain.Entities.HumanResources;
+using Microsoft.AspNetCore.Http;
+
+namespace AMREZ.EOP.Application.UseCases.HumanResources;
+
+public sealed class AddEmploymentUseCase : IAddEmploymentUseCase
+{
+    private readonly ITenantResolver _resolver;
+    private readonly IUnitOfWork _uow;
+    private readonly IUserProfileRepository _hr;
+    private readonly IHttpContextAccessor _http;
+
+    public AddEmploymentUseCase(ITenantResolver r, IUnitOfWork uow, IUserProfileRepository hr,
+        IHttpContextAccessor http)
+    {
+        _resolver = r;
+        _uow = uow;
+        _hr = hr;
+        _http = http;
+    }
+
+    public async Task<EmploymentResponse?> ExecuteAsync(EmploymentAddRequest request, CancellationToken ct = default)
+    {
+        var http = _http.HttpContext ?? throw new InvalidOperationException("No HttpContext");
+        var tenant = _resolver.Resolve(http, request);
+        if (tenant is null) return null;
+
+        await _uow.BeginAsync(tenant, IsolationLevel.ReadCommitted, ct);
+        try
+        {
+            var e = new Employment
+            {
+                UserProfileId = request.UserProfileId,
+                EmploymentType = request.EmploymentType,
+                StartDate = request.StartDate,
+                DepartmentId = request.DepartmentId,
+                PositionId = request.PositionId,
+                ManagerUserId = request.ManagerUserId,
+                WorkEmail = request.WorkEmail,
+                WorkPhone = request.WorkPhone
+            };
+
+            var added = await _hr.AddEmploymentAsync(e, ct);
+            await _uow.CommitAsync(ct);
+            return new EmploymentResponse(added.Id, added.UserProfileId, added.StartDate, added.EndDate);
+        }
+        catch
+        {
+            await _uow.RollbackAsync(ct);
+            throw;
+        }
+    }
+}