import fs from "node:fs";
import path from "node:path";
import { afterEach, describe, expect, it } from "vitest";
import {
  createWorkerDeployBuildPlugin,
  WORKER_DEPLOY_OPTIONAL_NATIVE_MODULE_ID,
} from "../../scripts/lib/worker-deploy-build-plugin.mts";
import { useAutoCleanupTempDirTracker } from "../helpers/temp-dir.js";

const fail = (message: string): never => {
  throw new Error(message);
};
const tempDirs = useAutoCleanupTempDirTracker(afterEach);

describe("worker deploy build plugin", () => {
  it("replaces optional host-native modules with a failing virtual module", () => {
    const plugin = createWorkerDeployBuildPlugin();

    expect(plugin.load(WORKER_DEPLOY_OPTIONAL_NATIVE_MODULE_ID)).toContain(
      "optional host-native dependency unavailable",
    );
  });

  it("composes the bundled Browser runtime only in the deploy build", () => {
    const bridgePath = path.resolve("src/worker/worker-deploy-browser-runtime.ts");
    const source = fs.readFileSync(bridgePath, "utf8");
    const plugin = createWorkerDeployBuildPlugin();

    const transformed = plugin.transform.call({ error: fail }, source, bridgePath);

    expect(transformed).toContain(
      'import { createAttachedBrowserToolRuntime } from "../../extensions/browser/runtime-api.js";',
    );
    expect(transformed).toContain("export default { createAttachedBrowserToolRuntime };");
    expect(transformed).not.toContain("was not composed by the build");
  });

  it("inlines Playwright package identity without a runtime manifest read", () => {
    const coreBundlePath = path.resolve("node_modules/playwright-core/lib/coreBundle.js");
    const source = fs.readFileSync(coreBundlePath, "utf8");
    const plugin = createWorkerDeployBuildPlugin();

    const transformed = plugin.transform.call({ error: fail }, source, coreBundlePath);

    expect(transformed).toContain('packageJSON = {"name":"playwright-core","version":"1.62.1"};');
    expect(transformed).not.toContain(
      'packageJSON = require(import_path9.default.join(packageRoot, "package.json"));',
    );
    expect(transformed).toContain(
      'registry = new Registry({"comment":"Do not edit this file, use utils/roll_browser.js"',
    );
    expect(transformed).not.toContain(
      'registry = new Registry(require(import_path20.default.join(packageRoot, "browsers.json")));',
    );
  });

  it("matches the canonical dependency path behind a pnpm-style symlink", () => {
    const sourceRoot = path.resolve("node_modules/playwright-core");
    const source = fs.readFileSync(path.join(sourceRoot, "lib/coreBundle.js"), "utf8");
    const tempRoot = tempDirs.make("openclaw-worker-build-plugin-");
    const linkedRoot = path.join(tempRoot, "node_modules", "playwright-core");
    fs.mkdirSync(path.dirname(linkedRoot), { recursive: true });
    fs.symlinkSync(sourceRoot, linkedRoot, process.platform === "win32" ? "junction" : "dir");
    const plugin = createWorkerDeployBuildPlugin(tempRoot);
    const resolvedId = fs.realpathSync(path.join(linkedRoot, "lib/coreBundle.js"));

    const transformed = plugin.transform.call({ error: fail }, source, resolvedId);

    expect(transformed).toContain('packageJSON = {"name":"playwright-core","version":"1.62.1"};');
  });

  it("fails closed when the dependency-owned bootstrap shape changes", () => {
    const coreBundlePath = path.resolve("node_modules/playwright-core/lib/coreBundle.js");
    const plugin = createWorkerDeployBuildPlugin();

    expect(() =>
      plugin.transform.call({ error: fail }, "changed upstream source", coreBundlePath),
    ).toThrow("playwright-core package bootstrap changed");
  });
});