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AMREZ.EOP.Application/UseCases/HumanResources/AddEmergencyContactUseCase.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.EmergencyContact;
+using AMREZ.EOP.Contracts.DTOs.HumanResources.EmergencyContactAdd;
+using AMREZ.EOP.Domain.Entities.HumanResources;
+using Microsoft.AspNetCore.Http;
+
+namespace AMREZ.EOP.Application.UseCases.HumanResources;
+
+public sealed class AddEmergencyContactUseCase : IAddEmergencyContactUseCase
+{
+    private readonly ITenantResolver _resolver;
+    private readonly IUnitOfWork _uow;
+    private readonly IUserProfileRepository _hr;
+    private readonly IHttpContextAccessor _http;
+
+    public AddEmergencyContactUseCase(ITenantResolver r, IUnitOfWork uow, IUserProfileRepository hr, IHttpContextAccessor http)
+    { _resolver = r; _uow = uow; _hr = hr; _http = http; }
+
+    public async Task<EmergencyContactResponse?> ExecuteAsync(EmergencyContactAddRequest 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 ec = new EmergencyContact
+            {
+                UserProfileId = request.UserProfileId,
+                Name = request.Name,
+                Relationship = request.Relationship,
+                Phone = request.Phone,
+                Email = request.Email,
+                IsPrimary = request.IsPrimary
+            };
+
+            var added = await _hr.AddEmergencyContactAsync(ec, ct);
+            if (request.IsPrimary)
+                await _hr.SetPrimaryEmergencyContactAsync(request.UserProfileId, added.Id, ct);
+
+            await _uow.CommitAsync(ct);
+            return new EmergencyContactResponse(added.Id, added.UserProfileId, added.IsPrimary);
+        }
+        catch { await _uow.RollbackAsync(ct); throw; }
+    }
+}