import { readFile } from "node:fs/promises";
import { createRequire } from "node:module";

const require = createRequire(import.meta.url);
const expectedVersion = "1.46.0";
const pluginSource = await readFile(
  new URL("../lib/openzeppelin-foundry-upgrades/src/internal/Versions.sol", import.meta.url),
  "utf8"
);
const lockfile = JSON.parse(
  await readFile(new URL("../package-lock.json", import.meta.url), "utf8")
);
const lockedVersion = lockfile.packages?.["node_modules/@openzeppelin/upgrades-core"]?.version;
const installedVersion = require("@openzeppelin/upgrades-core/package.json").version;

if (!pluginSource.includes('UPGRADES_CORE = "^1.45.0"')) {
  throw new Error('Expected the vendored plugin to declare UPGRADES_CORE = "^1.45.0".');
}

if (lockedVersion !== expectedVersion) {
  throw new Error(`Expected package-lock.json to resolve @openzeppelin/upgrades-core to ${expectedVersion}, found ${lockedVersion}.`);
}

if (installedVersion !== expectedVersion) {
  throw new Error(`Expected installed @openzeppelin/upgrades-core to report ${expectedVersion}, found ${installedVersion}.`);
}

console.log(`@openzeppelin/upgrades-core ${expectedVersion} is pinned and installed.`);