import { test, expect } from "@playwright/test";
import { openApp } from "./helpers";

// Locks top-level navigation: each rail item activates its page (aria-current), and browser
// Back steps through the history the app pushes. The render ternary + prop-drilled page state
// this exercises is precisely what the module-registry refactor replaces.
test.describe("page switching", () => {
  // Core, non-admin modules that always exist for the E2E account.
  const RAIL = ["channels", "playlists", "stats", "settings", "feed"];

  test("each rail item activates its page", async ({ page }) => {
    await openApp(page);
    for (const id of RAIL) {
      await page.getByTestId(`nav-${id}`).click();
      await expect(page.getByTestId(`nav-${id}`)).toHaveAttribute("aria-current", "page");
    }
  });

  test("browser Back steps through visited pages", async ({ page }) => {
    await openApp(page);

    await page.getByTestId("nav-channels").click();
    await expect(page.getByTestId("nav-channels")).toHaveAttribute("aria-current", "page");

    await page.getByTestId("nav-playlists").click();
    await expect(page.getByTestId("nav-playlists")).toHaveAttribute("aria-current", "page");

    await page.goBack();
    await expect(page.getByTestId("nav-channels")).toHaveAttribute("aria-current", "page");
  });
});