// @vitest-environment jsdom
//
// E28 S3c: the field primitives (docs/DESIGN.md A4-A6): one frame per rung, the native controls handing
// back values, and the dropdown trigger by context.
import { afterEach, describe, expect, it, vi } from "vitest";
import { cleanup, fireEvent, render, screen } from "@testing-library/react";
import { fieldClass } from "./fieldStyles";
import { Input, Textarea } from "./Input";
import { CheckRow, Slider } from "./NativeControls";
import { SelectTrigger } from "./SelectTrigger";

afterEach(cleanup);

describe("Input", () => {
  it("wears the A4 frame at the chosen rung and says when it is invalid", () => {
    render(
      <>
        <Input aria-label="name" />
        <Input aria-label="search" size="sm" pill invalid />
      </>,
    );
    const name = screen.getByRole("textbox", { name: "name" });
    expect(name.className).toContain("edge-strong");
    expect(name.className).toContain("h-8");
    expect(name.className).toContain("rounded-lg");
    expect(name.getAttribute("aria-invalid")).toBeNull();
    const search = screen.getByRole("textbox", { name: "search" });
    expect(search.className).toContain("h-7");
    expect(search.className).toContain("rounded-full");
    expect(search.getAttribute("aria-invalid")).toBe("true");
  });

  it("dims a wrapper frame for its disabled FIELD, never for a disabled button beside it", () => {
    // The header search holds a Go button that is disabled while the query is empty; a bare
    // `has-disabled:` faded the whole search box to 50% on the feed.
    const frame = fieldClass({ size: "free", pill: true, floating: true });
    expect(frame).not.toMatch(/(^| )has-disabled:/);
    expect(frame).not.toMatch(/(^| )has-aria-invalid:/);
    expect(frame).toContain("has-[input:disabled]:opacity-50");
  });

  it("lets a caller lay it out but not re-paint its edge", () => {
    render(<Textarea aria-label="body" className="w-full" />);
    const body = screen.getByRole("textbox", { name: "body" });
    expect(body.className).toContain("w-full");
    expect(body.className).toContain("edge-strong");
  });
});

describe("the native controls", () => {
  it("hand back a boolean and a number, not the event", () => {
    const onCheck = vi.fn();
    const onSlide = vi.fn();
    render(
      <>
        <CheckRow checked={false} onChange={onCheck}>
          Only unwatched
        </CheckRow>
        <Slider aria-label="size" min={0} max={10} value={3} onChange={onSlide} />
      </>,
    );
    // The label is the target: a click on its text toggles the box.
    fireEvent.click(screen.getByText("Only unwatched"));
    expect(onCheck).toHaveBeenCalledWith(true);
    fireEvent.change(screen.getByRole("slider", { name: "size" }), { target: { value: "7" } });
    expect(onSlide).toHaveBeenCalledWith(7);
  });
});

describe("SelectTrigger", () => {
  it("is a pill in a toolbar, r8 and full width in a form, and shows open", () => {
    render(
      <>
        <SelectTrigger context="toolbar" open={false} label="Sort">
          Newest
        </SelectTrigger>
        <SelectTrigger context="form" open>
          MP4
        </SelectTrigger>
      </>,
    );
    const toolbar = screen.getByRole("button", { name: /Newest/ });
    const form = screen.getByRole("button", { name: "MP4" });
    expect(toolbar.textContent).toBe("Sort:Newest");
    expect(toolbar.className).toContain("rounded-full");
    expect(toolbar.className).toContain("border-border");
    expect(form.className).toContain("rounded-lg");
    expect(form.className).toContain("w-full");
    expect(form.className).toContain("border-accent");
  });
});