// @vitest-environment jsdom
//
// The card shows its state and the everyday toggles (watched, save, add to playlist) and a
// "…" into the list's ONE menu; download, details, hide and reset live only in that menu. Every view
// carries the same set, and a view that shows the "…" twice (the card: in the hover row on the
// picture, and beside the title for touch — only one is displayed per device) points both at the
// same menu.
import { beforeAll, beforeEach, describe, expect, it, vi } from "vitest";
import { cleanup, render, screen } from "@testing-library/react";
import { QueryClient, QueryClientProvider } from "@tanstack/react-query";

vi.mock("react-i18next", async (importOriginal) => ({
  ...(await importOriginal<typeof import("react-i18next")>()),
  useTranslation: () => ({ t: (key: string) => key, i18n: { language: "en" } }),
}));
vi.mock("../navigation/navigationContext", () => ({
  useNavigationActions: () => ({ openChannel: vi.fn() }),
}));

import VideoCard from "./VideoCard";
import type { Video } from "../../lib/api";
import { FEED_VIEW_SPEC, type FeedView } from "../../lib/feedView";

beforeAll(() => {
  class Stub {
    observe() {}
    unobserve() {}
    disconnect() {}
    takeRecords() {
      return [];
    }
  }
  globalThis.ResizeObserver ??= Stub as unknown as typeof ResizeObserver;
  globalThis.IntersectionObserver ??= Stub as unknown as typeof IntersectionObserver;
});
beforeEach(cleanup);

const video = {
  id: "abc123",
  title: "Cicada 3301",
  channel_id: "c1",
  channel_title: "LEMMiNO",
  status: "new",
  saved: false,
  position_seconds: 40,
  duration_seconds: 1200,
  published_at: "2026-01-01T00:00:00Z",
  watch_url: "https://www.youtube.com/watch?v=abc123",
  thumbnail_url: "",
} as unknown as Video;

function renderCard(view: FeedView, menuOpen = false) {
  const buttonProps = vi.fn(() => ({ "aria-haspopup": "menu" }));
  render(
    <QueryClientProvider client={new QueryClient()}>
      <VideoCard
        video={video}
        view={view}
        width={0}
        onState={() => {}}
        onToggleSave={() => {}}
        onOpen={() => {}}
        menuButtonProps={buttonProps}
        menuOpen={menuOpen}
      />
    </QueryClientProvider>,
  );
  return { buttonProps };
}

const names = () => screen.getAllByRole("button").map((b) => b.getAttribute("aria-label"));

describe.each(Object.keys(FEED_VIEW_SPEC) as FeedView[])("the %s view's actions", (view) => {
  it("are the toggles and the '…' — nothing that belongs to the menu", () => {
    renderCard(view);
    const all = names();
    for (const want of ["card.markWatched", "card.saveForLater", "playlists.addToPlaylist"])
      expect(all).toContain(want);
    expect(all).toContain("card.menu.more");
    for (const gone of ["downloads.button.label", "card.hide", "card.resetState", "card.info"])
      expect(all).not.toContain(gone);
  });

  it("points every '…' at the menu, and says when it is open", () => {
    const { buttonProps } = renderCard(view, true);
    const mores = screen.getAllByRole("button", { name: "card.menu.more" });
    expect(buttonProps).toHaveBeenCalledWith(video);
    for (const m of mores) {
      expect(m.getAttribute("aria-haspopup")).toBe("menu");
      expect(m.getAttribute("aria-expanded")).toBe("true");
    }
  });
});

// The owner's pick (2026-09-26): the compact row had a leading action column that sat
// empty at rest. Now the title leads, the "…" is always at the row's end, and on hover the quick
// toggles float in beside it over the date, which steps aside.
describe("the compact row (rowsCompact)", () => {
  it("leads with the title and ends with the '…'; the toggles reveal beside it over a yielding date", () => {
    renderCard("rowsCompact");
    const row = screen.getByTestId("video-card");
    expect(row.firstElementChild!.textContent).toBe("Cicada 3301");
    const more = screen.getByRole("button", { name: "card.menu.more" });
    // the layer that floats left of the "…" (right-full) and shows on hover only
    const toggles = screen
      .getByRole("button", { name: "card.markWatched" })
      .closest<HTMLElement>(".right-full");
    expect(toggles!.className).toContain("reveal-hover");
    // the toggles and the "…" share the row's last slot (the resume bar is drawn after it)
    const slot = more.parentElement!;
    expect(slot.contains(toggles)).toBe(true);
    const inFlow = [...row.children].filter((c) => !c.className.includes("absolute"));
    expect(inFlow[inFlow.length - 1]).toBe(slot);
    expect(row.querySelector(".w-48")!.className).toContain("group-hover:opacity-0");
  });
});

// On a shelf (Home's strips) the card is one title line over the channel alone, so every card on
// the strip is the same height (the owner's shelf density).
describe("the card on a shelf", () => {
  function renderSmall(shelf: boolean) {
    render(
      <QueryClientProvider client={new QueryClient()}>
        <VideoCard
          video={video}
          view="cardsSmall"
          width={0}
          shelf={shelf}
          onState={() => {}}
          onToggleSave={() => {}}
        />
      </QueryClientProvider>,
    );
    return screen.getByTestId("video-card");
  }
  const titleOf = (card: HTMLElement) =>
    [...card.querySelectorAll("*")].find(
      (e) => e.childElementCount === 0 && e.textContent === "Cicada 3301",
    )!;

  it("cuts the title to one line and drops the views · age line", () => {
    const card = renderSmall(true);
    const title = titleOf(card).closest(".font-medium")!;
    expect(title.className).toContain("truncate");
    expect(title.className).not.toContain("line-clamp-2");
    expect(card.querySelector("time[title]")).toBeNull();
    expect(screen.getByRole("link", { name: "LEMMiNO" })).toBeTruthy();
  });

  it("off a shelf keeps two title lines and the age", () => {
    const card = renderSmall(false);
    expect(titleOf(card).closest(".font-medium")!.className).toContain("line-clamp-2");
    expect(card.querySelector("time[title]")).not.toBeNull();
  });
});