feat(import): run catalog synchronizations as durable jobs

src/lib/services/furni-sync-item.ts

@@ -0,0 +1,36 @@
+import { eq } from "drizzle-orm";
+import { db, ItemsBase } from "@/lib/db";
+import type { ImportJobItem } from "@/lib/furni/import-job";
+import { cloneSingleFurni } from "./clone-import";
+import { getSource } from "./clone-sources";
+import { importSingleFurni } from "./furni-import";
+
+/** Called only inside the shared import lease and catalog export lock. */
+export async function runSyncJobItem(item: ImportJobItem) {
+	const [existing] = await db
+		.select({ id: ItemsBase.id })
+		.from(ItemsBase)
+		.where(eq(ItemsBase.itemName, item.classname))
+		.limit(1);
+	if (existing)
+		return {
+			ok: true,
+			itemId: existing.id,
+			warnings: ["Already present; synchronization skipped this item."],
+		};
+	if (item.cloneSourceId) {
+		const source = await getSource(item.cloneSourceId);
+		if (!source || !item.cloneEntry)
+			throw Error("Synchronization source no longer available");
+		const result = await cloneSingleFurni({ source, entry: item.cloneEntry });
+		const [created] = result.ok
+			? await db
+					.select({ id: ItemsBase.id })
+					.from(ItemsBase)
+					.where(eq(ItemsBase.itemName, item.classname))
+					.limit(1)
+			: [];
+		return { ...result, itemId: created?.id };
+	}
+	return importSingleFurni({ ...item, repairExisting: false });
+}