Initial curated itworx-knowledge-hub source from 3b1751d0d9dee551aa6994eee0093704dc334817

src/backend/ItWorx.KnowledgeHub.Application/Infrastructure/UseCases/InfrastructureQueryUseCases.cs

@@ -0,0 +1,54 @@
+namespace ItWorx.KnowledgeHub.Application.Infrastructure.UseCases;
+
+public sealed class GetInfrastructureOverviewUseCase(IInfrastructureRepository infrastructure)
+{
+    public Task<InfrastructureOverviewData> ExecuteAsync(Guid workspaceId, CancellationToken cancellationToken) =>
+        infrastructure.GetOverviewAsync(workspaceId, cancellationToken);
+}
+/// <summary>Unpaginated full-graph listing — reserved for the curated-import matcher
+/// (see <see cref="IInfrastructureRepository.ListServicesAsync"/>'s own doc comment).
+/// Not used by any HTTP endpoint since V2-R2; kept for that one internal caller.
+/// </summary>
+public sealed class ListInfrastructureServicesUseCase(IInfrastructureRepository infrastructure)
+{
+    public Task<IReadOnlyList<InfrastructureServiceGraph>> ExecuteAsync(
+        Guid workspaceId, bool includeHidden, CancellationToken cancellationToken) =>
+        infrastructure.ListServicesAsync(workspaceId, includeHidden, cancellationToken);
+}
+
+/// <summary>Cursor-paginated, summary-only catalog listing (V2-R2,
+/// docs/adr/ADR-026-v2-r2-infrastructure-scale-and-sync-durability.md) — what
+/// `GET /infrastructure/services` actually uses now.</summary>
+public sealed class ListInfrastructureServiceSummariesUseCase(IInfrastructureRepository infrastructure)
+{
+    public Task<InfrastructureServiceSummaryPage> ExecuteAsync(
+        Guid workspaceId, bool includeHidden, Guid? projectId, string? search, string? status, string? cursor, int limit,
+        CancellationToken cancellationToken) =>
+        infrastructure.ListServiceSummariesAsync(
+            workspaceId, includeHidden, projectId, search,
+            Enum.TryParse<ServiceCatalogStatus>(status, true, out var parsedStatus) ? parsedStatus : null,
+            cursor, limit, cancellationToken);
+}
+
+/// <summary>Cursor-paginated, lean-projected storage listing (V2-R2 fields, V2-R5
+/// pagination) — what `GET /infrastructure/storage` actually uses now.</summary>
+public sealed class ListInfrastructureVolumesUseCase(IInfrastructureRepository infrastructure)
+{
+    public Task<InfrastructureVolumePage> ExecuteAsync(
+        Guid workspaceId, string? search, string? cursor, int limit, CancellationToken cancellationToken) =>
+        infrastructure.ListVolumesAsync(workspaceId, search, cursor, limit, cancellationToken);
+}
+
+public sealed class GetInfrastructureServiceUseCase(IInfrastructureRepository infrastructure)
+{
+    public Task<InfrastructureServiceGraph?> ExecuteAsync(
+        Guid workspaceId, Guid serviceId, CancellationToken cancellationToken) =>
+        infrastructure.GetServiceAsync(workspaceId, serviceId, cancellationToken);
+}
+
+public sealed class ListInfrastructureChangesUseCase(IInfrastructureRepository infrastructure)
+{
+    public Task<IReadOnlyList<Domain.Infrastructure.InventoryChange>> ExecuteAsync(
+        Guid workspaceId, int limit, CancellationToken cancellationToken) =>
+        infrastructure.ListChangesAsync(workspaceId, Math.Clamp(limit, 1, 500), cancellationToken);
+}