feat: integration cloudfile

application/Documents/Commands/DeleteDocument.cs

@@ -6,15 +6,37 @@ namespace mws.backend.dotnet.application.Documents;
 
 public record DeleteDocumentCommand(Guid UserId, Guid DocumentId) : IRequest;
 
-public class DeleteDocumentHandler(IUnitOfWork uow) : IRequestHandler<DeleteDocumentCommand>
+public class DeleteDocumentHandler(IUnitOfWork uow, IDocumentContentStore contentStore)
+    : IRequestHandler<DeleteDocumentCommand>
 {
     public async Task Handle(DeleteDocumentCommand command, CancellationToken ct)
     {
         var doc = await DocumentAccess.GetDocumentForUserAsync(uow, command.UserId, command.DocumentId, ct);
         await DocumentAccess.EnsureDocumentPermissionAsync(uow, command.UserId, doc.ProjectId, PermissionAction.Delete, ct);
 
+        var allIds = new List<(Guid ProjectId, Guid DocumentId)>();
+        await CollectDescendants(uow, command.DocumentId, doc.ProjectId, allIds, ct);
+        allIds.Add((doc.ProjectId, doc.Id));
+
         await DocumentAccess.DeleteDescendantsAsync(uow, command.DocumentId, ct);
         uow.Documents.Remove(doc);
         await uow.SaveChangesAsync(ct);
+
+        foreach (var (projectId, documentId) in allIds)
+        {
+            await contentStore.DeleteAsync(projectId, documentId, ct);
+        }
+    }
+
+    private static async Task CollectDescendants(
+        IUnitOfWork uow, Guid parentId, Guid projectId,
+        List<(Guid ProjectId, Guid DocumentId)> ids, CancellationToken ct)
+    {
+        var children = await uow.Documents.GetChildrenAsync(parentId, ct);
+        foreach (var child in children)
+        {
+            ids.Add((projectId, child.Id));
+            await CollectDescendants(uow, child.Id, projectId, ids, ct);
+        }
     }
 }