import { test, expect } from "@playwright/test";
import { existsSync } from "node:fs";
import { resolve } from "node:path";

const romPath = resolve(
  process.env.CRYSTAL_ROM_PATH ??
    "Pokemon - Crystal Version (UE) (V1.1) [C][!].gbc",
);

test("development server does not serve ROMs or the private reference checkout", async ({
  request,
}) => {
  for (const path of [
    "/Pokemon%20-%20Crystal%20Version%20(UE)%20(V1.1)%20%5BC%5D%5B!%5D.gbc",
    "/.reference/pokecrystal/README.md",
  ]) {
    const response = await request.get(path);
    expect([403, 404]).toContain(response.status());
  }
});

test("native player loads the actual ROM without loading an emulator and persists movement", async ({
  page,
  context,
}, testInfo) => {
  test.skip(
    !existsSync(romPath),
    "Requires a local user-supplied ROM; never downloaded or committed.",
  );
  const requests: string[] = [],
    errors: string[] = [];
  page.on("request", (request) => requests.push(request.url()));
  page.on("pageerror", (error) => errors.push(error.message));
  await page.goto("/");
  await page.locator("#player-name").fill("KAWA");
  await page.locator("#player-avatar").selectOption("kris");
  await page.locator("#rom-file").setInputFiles(romPath);
  await expect(page.locator("#status")).toContainText("verified");
  await expect(page.locator("#game-screen")).toHaveAttribute(
    "data-map",
    "24:7",
  );
  await page.locator("#play").click();
  await expect(page.locator("#game-screen")).toHaveAttribute("data-x", "3");
  await page.keyboard.down("ArrowUp");
  await expect(page.locator("#game-screen")).toHaveAttribute("data-y", "2");
  await page.keyboard.up("ArrowUp");
  await page.waitForTimeout(150);
  await page.keyboard.press("KeyX");
  await expect(page.locator("#native-dialogue")).toBeVisible();
  await expect(page.locator("#dialogue-page")).toHaveText("1 / 4");
  for (let i = 0; i < 4; i++) await page.locator("#dialogue-next").click();
  await expect(page.locator("#native-dialogue")).toBeHidden();
  await page.locator("#play").click();
  await expect(page.locator("#save-status")).toContainText("Session saved");
  const exported = page.waitForEvent("download");
  await page.locator("#backup").click();
  const backup = await exported;
  page.once("dialog", (dialog) => dialog.accept());
  await page.locator("#save-file").setInputFiles((await backup.path())!);
  await expect(page.locator("#status")).toContainText("Backup restored");
  await page.reload();
  await page.locator("#rom-file").setInputFiles(romPath);
  await expect(page.locator("#status")).toContainText("saved session");
  await expect(page.locator("#game-screen")).toHaveAttribute("data-y", "2");
  await page.locator("#play").click();
  await page.keyboard.press("KeyX");
  await expect(page.locator("#dialogue-page")).toHaveText("1 / 1");
  await page.locator("#dialogue-next").click();
  for (const [width, height] of [
    [1440, 1000],
    [1024, 900],
    [390, 844],
    [320, 740],
    [844, 390],
  ]) {
    await page.setViewportSize({ width, height });
    await page.evaluate(() => scrollTo(0, 0));
    expect(
      await page.evaluate(
        () => document.documentElement.scrollWidth <= innerWidth,
      ),
    ).toBe(true);
    if (width <= 390 || height <= 390) {
      const box = (await page.locator(".console").boundingBox())!;
      expect(box.y + box.height).toBeLessThanOrEqual(height);
    }
  }
  await page.setViewportSize({ width: 390, height: 844 });
  await page.screenshot({
    path: testInfo.outputPath("native-local-rom.png"),
    fullPage: true,
  });
  const other = await context.newPage();
  await other.goto("/");
  await other.locator("#rom-file").setInputFiles(romPath);
  await expect(other.locator("#status")).toContainText("another tab");
  await other.close();
  expect(
    requests.some((url) => /binjgb|\.wasm|\/src\/emulator\//.test(url)),
  ).toBe(false);
  expect(requests.every((url) => new URL(url).hostname === "127.0.0.1")).toBe(
    true,
  );
  expect(errors).toEqual([]);
});