completed game importing; partial work on version importing

server/api/v1/admin/import/version/preload.get.ts

@@ -0,0 +1,27 @@
+import libraryManager from "~/server/internal/library";
+
+export default defineEventHandler(async (h3) => {
+  const user = await h3.context.session.getAdminUser(h3);
+  if (!user) throw createError({ statusCode: 403 });
+
+  const query = await getQuery(h3);
+  const gameId = query.id?.toString();
+  const versionName = query.version?.toString();
+  if (!gameId || !versionName)
+    throw createError({
+      statusCode: 400,
+      statusMessage: "Missing id or version in request params",
+    });
+
+  const preload = await libraryManager.fetchUnimportedVersionInformation(
+    gameId,
+    versionName
+  );
+  if (!preload)
+    throw createError({
+      statusCode: 400,
+      statusMessage: "Invalid game or version id/name",
+    });
+
+  return preload;
+});