import fs from "node:fs";
import path from "node:path";
import { createRequire } from "node:module";
import { parentPort, workerData } from "node:worker_threads";
import { pathToFileURL } from "node:url";

const facade = await import(workerData.facadePath);
const envelope = await import(workerData.envelopePath);
const build = workerData.buildDirectory;
globalThis.__dirname = `${build}${path.sep}`;
globalThis.require = createRequire(import.meta.url);
const cjsWorker = path.join(build, "FreeCADWebMeshRuntimeProbe.worker.cjs");
const generatedWorker = path.join(build, "FreeCADWebMeshRuntimeProbe.worker.js");
if (!fs.existsSync(cjsWorker) && fs.existsSync(generatedWorker)) fs.copyFileSync(generatedWorker, cjsWorker);
const loader = await import(pathToFileURL(path.join(build, "FreeCADWebMeshRuntimeProbe.js")));
const kernel = await loader.default({ wasmBinary: fs.readFileSync(path.join(build, "FreeCADWebMeshRuntimeProbe.wasm")), locateFile: file => file.endsWith(".worker.js") ? cjsWorker : path.join(build, file), print: () => {}, printErr: () => {} });
let queue = new envelope.FacadeSerialQueue();
parentPort.postMessage({ kind: "ready", action: facade.MESH_PYTHON_FAMILY_COMMAND });
parentPort.on("message", async message => {
  if (message.kind === "reset") { queue = new envelope.FacadeSerialQueue(); parentPort.postMessage({ kind: "reset", requestId: message.requestId }); return; }
  if (envelope.isFacadeCancel(message)) { if (!queue.cancel(message)) parentPort.postMessage(envelope.createFailure(message.requestId, "cancel_rejected", "request is not active")); return; }
  if (!facade.isMeshPythonFamilyRequest(message)) { parentPort.postMessage(envelope.createFailure(message.requestId || "invalid", "invalid_request", "Mesh Python family envelope is invalid")); return; }
  const source = message.requestId.includes("cancel") ? new Promise(resolve => setTimeout(() => resolve(kernel), 25)) : kernel;
  parentPort.postMessage(await facade.dispatchMeshPythonFamily(queue, message, source));
});