[Add] MasterData Services.

AMREZ.EOP.Application/UseCases/MasterData/Subdistricts/GetSubdistrictUseCase.cs

@@ -0,0 +1,41 @@
+using AMREZ.EOP.Abstractions.Applications.UseCases.MasterData.Subdistrict;
+using AMREZ.EOP.Abstractions.Infrastructures.Repositories;
+using AMREZ.EOP.Contracts.DTOs.MasterData.Subdistrict;
+
+namespace AMREZ.EOP.Application.UseCases.MasterData.Subdistricts;
+
+public sealed class GetSubdistrictUseCase : IGetSubdistrictUseCase
+{
+    private readonly ISubdistrictRepository _repo;
+
+    public GetSubdistrictUseCase(ISubdistrictRepository repo)
+    {
+        _repo = repo;
+    }
+
+    public async Task<SubdistrictResponse?> ExecuteAsync(Guid id, CancellationToken ct = default)
+    {
+        var e = await _repo.GetAsync(id, ct);
+        if (e is null) return null;
+
+        return new SubdistrictResponse(
+            e.Id,
+            e.Scope,
+            e.Code,
+            e.Name,
+            e.NameI18n,
+            e.OverridesGlobalId,
+            e.IsActive,
+            e.IsSystem,
+            e.Meta,
+            e.Code,
+            e.Postcode,
+            e.DistrictId,
+            e.District.Name,
+            e.District.Code,
+            e.District.ProvinceId,
+            e.District.Province.Name,
+            e.District.Province.Code
+        );
+    }
+}