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, "blender-5.2.0/tests/files/sequence_editing/effects/fx_comp.blend");

test("probe filepath and external image resolution in browser session", 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 = `path-${crypto.randomUUID()}`;
      const receive = (event: MessageEvent) => {
        if (event.data?.requestId !== requestId || event.data?.kind !== 'result') return;
        worker.removeEventListener('message', receive);
        if (event.data.ok) resolve(event.data.result); else reject(new Error(`${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",
      "print('FILEPATH', repr(bpy.data.filepath))",
      "print('ABS_MASK', bpy.path.abspath('//mask.png'))",
      "print('IMAGES', json.dumps([{'n': i.name, 'fp': i.filepath, 'packed': i.packed_file is not None} for i in bpy.data.images]))",
      "print('EXISTS', os.path.exists(bpy.path.abspath('//mask.png')))",
      "print('ROOTS', json.dumps(sorted(os.listdir('/'))))",
      "try:",
      "    print('PACK', bpy.ops.file.pack_all())",
      "except Exception as e:",
      "    print('PACK_ERROR', type(e).__name__, str(e)[:200])",
      "print('IMAGES_AFTER', json.dumps([{'n': i.name, 'packed': i.packed_file is not None} for i in bpy.data.images]))",
    ].join("\n");
    const log: any = {};
    try {
      const r = await send({ type: 'jsonCommand', cmd: 'pythonExec', params: { source, filename: 'PathProbe.py', console: false } });
      log.state = r.json?.state;
      log.output = String(r.json?.output ?? '').slice(0, 2000);
      log.revisionBeforeAfter = r.snapshot?.revision;
    } catch (e: any) { log.error = String(e?.message ?? e); }
    return log;
  });
  fs.writeFileSync("/tmp/pack-path-probe.json", JSON.stringify(out, null, 2));
});