feat: add file move and trash retention

cmd/server/main.go

@@ -56,7 +56,9 @@ func main() {
 	}
 
 	healthH := handler.NewHealthHandler(pool)
-	nodeH := handler.NewNodeHandler(cfg, repository.NewNodeRepository(pool), store)
+	nodeRepo := repository.NewNodeRepository(pool)
+	nodeH := handler.NewNodeHandler(cfg, nodeRepo, store)
+	go runTrashPurger(ctx, nodeRepo, store)
 
 	r := chi.NewRouter()
 	r.Use(chimw.RequestID)
@@ -73,6 +75,7 @@ func main() {
 		r.Route("/nodes/{id}", func(r chi.Router) {
 			r.Get("/", nodeH.Get)
 			r.Patch("/", nodeH.Update)
+			r.Post("/move", nodeH.Move)
 			r.Delete("/", nodeH.Delete)
 			r.Get("/download", nodeH.Download)
 			r.Get("/access", nodeH.ListAccess)
@@ -116,3 +119,37 @@ func main() {
 		slog.Error("server shutdown error", "error", err)
 	}
 }
+
+func runTrashPurger(ctx context.Context, repo *repository.NodeRepository, store *storage.Storage) {
+	ticker := time.NewTicker(time.Hour)
+	defer ticker.Stop()
+	for {
+		purgeExpiredTrash(ctx, repo, store)
+		select {
+		case <-ctx.Done():
+			return
+		case <-ticker.C:
+		}
+	}
+}
+
+func purgeExpiredTrash(ctx context.Context, repo *repository.NodeRepository, store *storage.Storage) {
+	keys, err := repo.ListPurgeableStorageKeys(ctx)
+	if err != nil {
+		slog.Warn("list purgeable files failed", "error", err)
+		return
+	}
+	for _, key := range keys {
+		if err := store.RemoveObject(ctx, key); err != nil {
+			slog.Warn("remove purged file object failed", "key", key, "error", err)
+		}
+	}
+	count, err := repo.PurgeExpired(ctx)
+	if err != nil {
+		slog.Warn("purge expired trash failed", "error", err)
+		return
+	}
+	if count > 0 {
+		slog.Info("purged expired trash", "nodes", count, "objects", len(keys))
+	}
+}