#!/usr/bin/env bun

import { execSync } from "node:child_process";
import { readdirSync, readFileSync } from "node:fs";
import { join, resolve } from "node:path";

type PackFile = { path: string };
type PackResult = { files?: PackFile[] };

const requiredPaths = [
  "dist/discord/send.js",
  "dist/hooks/gmail.js",
  "dist/whatsapp/normalize.js",
];
const forbiddenPrefixes = ["dist/Clawdbot.app/"];

type PackageJson = {
  name?: string;
  version?: string;
};

function runPackDry(): PackResult[] {
  const raw = execSync("npm pack --dry-run --json --ignore-scripts", {
    encoding: "utf8",
    stdio: ["ignore", "pipe", "pipe"],
  });
  return JSON.parse(raw) as PackResult[];
}

function checkPluginVersions() {
  const rootPackagePath = resolve("package.json");
  const rootPackage = JSON.parse(readFileSync(rootPackagePath, "utf8")) as PackageJson;
  const targetVersion = rootPackage.version;

  if (!targetVersion) {
    console.error("release-check: root package.json missing version.");
    process.exit(1);
  }

  const extensionsDir = resolve("extensions");
  const entries = readdirSync(extensionsDir, { withFileTypes: true }).filter((entry) =>
    entry.isDirectory(),
  );

  const mismatches: string[] = [];

  for (const entry of entries) {
    const packagePath = join(extensionsDir, entry.name, "package.json");
    let pkg: PackageJson;
    try {
      pkg = JSON.parse(readFileSync(packagePath, "utf8")) as PackageJson;
    } catch {
      continue;
    }

    if (!pkg.name || !pkg.version) {
      continue;
    }

    if (pkg.version !== targetVersion) {
      mismatches.push(`${pkg.name} (${pkg.version})`);
    }
  }

  if (mismatches.length > 0) {
    console.error(`release-check: plugin versions must match ${targetVersion}:`);
    for (const item of mismatches) {
      console.error(`  - ${item}`);
    }
    console.error("release-check: run `pnpm plugins:sync` to align plugin versions.");
    process.exit(1);
  }
}

function main() {
  checkPluginVersions();

  const results = runPackDry();
  const files = results.flatMap((entry) => entry.files ?? []);
  const paths = new Set(files.map((file) => file.path));

  const missing = requiredPaths.filter((path) => !paths.has(path));
  const forbidden = [...paths].filter((path) =>
    forbiddenPrefixes.some((prefix) => path.startsWith(prefix)),
  );

  if (missing.length > 0 || forbidden.length > 0) {
    if (missing.length > 0) {
      console.error("release-check: missing files in npm pack:");
      for (const path of missing) {
        console.error(`  - ${path}`);
      }
    }
    if (forbidden.length > 0) {
      console.error("release-check: forbidden files in npm pack:");
      for (const path of forbidden) {
        console.error(`  - ${path}`);
      }
    }
    process.exit(1);
  }

  console.log("release-check: npm pack contents look OK.");
}

main();
