import fs from "node:fs";
import path from "node:path";
import { test } from "@playwright/test";

const root = path.resolve(import.meta.dirname, "../../..");

test("capture onmessage error replies for compressed open", async ({ page }) => {
  test.setTimeout(180_000);
  await page.addInitScript(() => {
    const scope = window as unknown as { __replies: unknown[] };
    scope.__replies = [];
    const proto = Worker.prototype as unknown as { __patched?: boolean };
    if (proto.__patched) return;
    proto.__patched = true;
    const descriptor = Object.getOwnPropertyDescriptor(Worker.prototype, "onmessage");
    if (!descriptor?.set) return;
    Object.defineProperty(Worker.prototype, "onmessage", {
      configurable: true,
      enumerable: descriptor.enumerable,
      get: descriptor.get,
      set(value: ((event: MessageEvent) => unknown) | null) {
        if (typeof value !== "function") return descriptor.set!.call(this, value);
        const wrapped = (event: MessageEvent) => {
          const data = event.data as { error?: { code?: string; message?: string; detail?: string } } | undefined;
          if (data?.error) {
            scope.__replies.push({ code: data.error.code, message: String(data.error.message).slice(0, 400), detail: String(data.error.detail ?? "").slice(0, 500) });
            if (scope.__replies.length > 60) scope.__replies.shift();
          }
          return value(event);
        };
        return descriptor.set!.call(this, wrapped);
      },
    });
  });
  await page.goto("/");
  await page.waitForTimeout(12000);
  await page.evaluate(() => ((window as unknown as { __replies: unknown[] }).__replies = []));
  await page.getByTestId("blend-file-input").setInputFiles(path.join(root, "blender-5.2.0/tests/files/sequence_editing/sequence.blend"));
  await page.waitForTimeout(35000);
  const replies = await page.evaluate(() => (window as unknown as { __replies: unknown[] }).__replies);
  fs.writeFileSync("/tmp/seq-open-onmessage.json", JSON.stringify(replies, null, 2));
});