/**
 * READ-ONLY audit: quotes whose `company` relation disagrees with
 * their customer's `company`.
 *
 * `quotes.company` is a denormalised copy of `customer.company` that
 * PocketBase does not re-cascade, so any quote whose customer was
 * swapped after creation is now inconsistent. This script only READS
 * and prints — it makes no writes.
 *
 * Run: npx tsx scripts/audit-quote-company-drift.mjs
 */
import PocketBase from "pocketbase";

const PB_URL = process.env.PB_URL ?? "https://pocketbase-gnqc88suy8fqk6wyryjjdpvl.169.239.180.130.sslip.io";
const PB_ADMIN_EMAIL = process.env.PB_ADMIN_EMAIL ?? "david.els1@outlook.com";
const PB_ADMIN_PASSWORD = process.env.PB_ADMIN_PASSWORD ?? "1234567890";

const pb = new PocketBase(PB_URL);
await pb.collection("_superusers").authWithPassword(PB_ADMIN_EMAIL, PB_ADMIN_PASSWORD);

const quotes = await pb.collection("quotes").getFullList(200, {
  expand: "customer,customer.company,company",
  sort: "-created",
});

// Company records store their display name in `company`, not `name`.
const nameOf = (expand, key) => expand?.[key]?.company ?? null;
// When an expand doesn't resolve, show the raw relation id rather than a
// bare "(none)" — otherwise "unresolved" and "genuinely empty" look identical.
const label = (name, id) => (name ? name : id ? `<id ${id}>` : "(none)");

let checked = 0;
let consistent = 0;
let noCustomerCompany = 0;
const drifted = [];

for (const q of quotes) {
  if (!q.customer) continue;
  checked++;
  const cust = q.expand?.customer;
  const custCompanyId = cust?.company ?? "";
  const custCompanyName = nameOf(cust?.expand, "company");

  if (!custCompanyId) {
    noCustomerCompany++;
    if (q.company) {
      drifted.push({
        n: q.quote_number,
        id: q.id,
        status: q.status,
        quoteCompany: label(nameOf(q.expand, "company"), q.company),
        custCompany: "(customer has none)",
        created: (q.created ?? "").slice(0, 10),
      });
    }
    continue;
  }

  if (q.company === custCompanyId) {
    consistent++;
  } else {
    drifted.push({
      n: q.quote_number,
      id: q.id,
      status: q.status,
      quoteCompany: label(nameOf(q.expand, "company"), q.company),
      custCompany: custCompanyName ? label(custCompanyName, custCompanyId) : label(null, custCompanyId),
      created: (q.created ?? "").slice(0, 10),
    });
  }
}

console.log(`Scanned      : ${quotes.length} quotes`);
console.log(`With customer: ${checked}`);
console.log(`Consistent   : ${consistent}`);
console.log(`No cust co   : ${noCustomerCompany} (customer has no company)`);
console.log(`DRIFTED      : ${drifted.length}`);
console.log("");

if (drifted.length) {
  console.log("quote      created    status             quote.company -> customer.company");
  console.log("-".repeat(84));
  for (const d of drifted.slice(0, 60)) {
    console.log(
      `${String(d.n).padEnd(10)} ${d.created}  ${String(d.status).padEnd(18)} ${d.quoteCompany}  ->  ${d.custCompany}`,
    );
  }
  if (drifted.length > 60) console.log(`… and ${drifted.length - 60} more`);
}