import fs from "node:fs";
import path from "node:path";
import { test } from "@playwright/test";
import { NativeUIWorkflow, observeNative } from "../fixtures/native-ui-workflow";

const root = path.resolve(import.meta.dirname, "../../..");
const fixture = path.join(root, "tests/files/web/image_resource_matrix.blend");

test("probe browser MEMFS layout and pack_all resolution", async ({ page }, testInfo) => {
  test.setTimeout(180_000);
  await observeNative(page);
  await page.goto("/");
  const flow = new NativeUIWorkflow(page, testInfo.outputPath("cases"));
  await flow.command(() => page.getByTestId("blend-file-input").setInputFiles(fixture));
  const out = await page.evaluate(async () => {
    const worker = (window as any).__nativeWorkflowEngine as Worker;
    const send = (command: any) => new Promise<any>((resolve, reject) => {
      const requestId = `mem-${crypto.randomUUID()}`;
      const receive = (event: MessageEvent) => {
        if (event.data?.requestId !== requestId || event.data?.kind !== 'result') return;
        worker.removeEventListener('message', receive);
        if (event.data.ok) resolve(event.data.result); else reject(new Error(`${event.data.error?.code ?? 'NATIVE'}: ${event.data.error?.message ?? JSON.stringify(event.data.error)}`));
      };
      worker.addEventListener('message', receive); worker.postMessage({ requestId, command });
    });
    const source = [
      "import bpy, os, json",
      "def ls(p):",
      "    try: return sorted(os.listdir(p))[:25]",
      "    except Exception as e: return ['ERR:'+str(e)[:50]]",
      "print('CWD', os.getcwd())",
      "print('FILEPATH', repr(bpy.data.filepath))",
      "print('ROOT', json.dumps(ls('/')))",
      "print('BROWSER', json.dumps(ls('/browser')))",
      "print('TMP', json.dumps(ls('/tmp')))",
      "print('RES_EXISTS', os.path.exists('/resources'), os.path.exists('/missing'))",
      "try:",
      "    print('PACK_ALL', bpy.ops.file.pack_all())",
      "except Exception as e:",
      "    print('PACK_ALL_ERROR', type(e).__name__, str(e)[:300])",
    ].join("\n");
    const log: any = {};
    try {
      const r = await send({ type: 'jsonCommand', cmd: 'pythonExec', params: { source, filename: 'MemFs.py', console: false } });
      log.output = String(r.json?.output ?? '').slice(0, 2000);
      log.state = r.json?.state;
      log.revision = r.snapshot?.revision;
    } catch (e: any) { log.error = String(e?.message ?? e); }
    return log;
  });
  fs.writeFileSync("/tmp/pack-memfs-probe.json", JSON.stringify(out, null, 2));
});