#!/usr/bin/env node
import process from "node:process";
import { PrismaClient } from "../../server/node_modules/@prisma/client/index.js";

function parseThresholds() {
  const arg = process.argv.find((item) => item.startsWith("--thresholds="));
  const raw = arg ? arg.slice("--thresholds=".length) : "2,5,10";
  return raw
    .split(",")
    .map((item) => Number(item.trim()))
    .filter((item) => Number.isFinite(item) && item > 0)
    .sort((a, b) => a - b);
}

function minutesAgo(minutes) {
  return new Date(Date.now() - minutes * 60_000);
}

async function main() {
  if (!process.env.DATABASE_URL) {
    console.log("[pending-ocr][SKIP] missing DATABASE_URL");
    return;
  }

  const thresholds = parseThresholds();
  const prisma = new PrismaClient();

  try {
    const summary = [];
    for (const minutes of thresholds) {
      const where = {
        status: "pending_ocr",
        created_at: { lte: minutesAgo(minutes) },
      };
      const count = await prisma.invoicePool.count({ where });
      const rows = await prisma.invoicePool.findMany({
        where,
        orderBy: { created_at: "asc" },
        take: 50,
        select: {
          id: true,
          created_at: true,
          updated_at: true,
          ocr_attempts: true,
          ocr_last_requested_at: true,
          ocr_last_error: true,
          ocr_locked_at: true,
          ocr_lock_owner: true,
        },
      });

      summary.push({
        thresholdMinutes: minutes,
        count,
        sampleLimit: 50,
        items: rows.map((item) => ({
          id: item.id,
          createdAt: item.created_at?.toISOString?.() ?? null,
          updatedAt: item.updated_at?.toISOString?.() ?? null,
          attempts: item.ocr_attempts ?? 0,
          lastRequestedAt: item.ocr_last_requested_at?.toISOString?.() ?? null,
          lastError: item.ocr_last_error ?? null,
          lockedAt: item.ocr_locked_at?.toISOString?.() ?? null,
          lockOwner: item.ocr_lock_owner ?? null,
        })),
      });
    }

    console.log(JSON.stringify({ ok: true, thresholds: summary }, null, 2));
  } finally {
    await prisma.$disconnect();
  }
}

main().catch((error) => {
  console.error(`[pending-ocr][FAIL] ${error instanceof Error ? error.message : String(error)}`);
  process.exit(1);
});