import { stat } from "node:fs/promises";
import { PrismaClient } from "@prisma/client";
import { attachmentPath } from "../src/lib/attachments";
const prisma = new PrismaClient();
async function main() {
  let count = 0, missing = 0;
  while (true) {
    const batch = await prisma.attachment.findMany({ where: { sizeBytes: null }, select: { id: true }, take: 100 });
    if (!batch.length) break;
    for (const item of batch) {
      let sizeBytes = 0;
      try { sizeBytes = (await stat(attachmentPath(item.id))).size; }
      catch (error) {
        if ((error as NodeJS.ErrnoException).code !== "ENOENT") throw error;
        missing++;
      }
      await prisma.attachment.update({ where: { id: item.id }, data: { sizeBytes } });
      count++;
    }
  }
  console.log(`Attachment sizes recorded: ${count}; missing files: ${missing}.`);
}
main().finally(() => prisma.$disconnect()).catch(() => { console.error("Attachment size backfill failed."); process.exitCode = 1; });