// @vitest-environment jsdom

import { describe, it, expect, vi } from "vitest";
import { fireEvent, render, screen } from "@testing-library/react";
import { I18nProvider } from "@multica/core/i18n/react";
import enCommon from "../../locales/en/common.json";
import enAgents from "../../locales/en/agents.json";
import type { AccessChange } from "./inspector/access-picker";
import { AccessPicker } from "./inspector/access-picker";

const TEST_RESOURCES = { en: { common: enCommon, agents: enAgents } };

vi.mock("../../common/actor-avatar", () => ({
  ActorAvatar: () => <div>avatar</div>,
}));

function Harness({
  onReadyChange,
  onChange,
}: {
  onReadyChange?: (ready: boolean, change?: AccessChange) => void;
  onChange?: (next: unknown) => void;
}) {
  return (
    <I18nProvider locale="en" resources={TEST_RESOURCES}>
      <AccessPicker
        permissionMode="private"
        invocationTargets={undefined}
        visibility="private"
        members={[]}
        ownerId="user-1"
        canEdit
        hideFooter
        onReadyChange={onReadyChange}
        onChange={onChange}
      />
    </I18nProvider>
  );
}

describe("AccessPicker bulk mode (hideFooter)", () => {
  it("isReady starts false (private is the persisted default)", () => {
    const readyFn = vi.fn();
    render(<Harness onReadyChange={readyFn} />);
    expect(readyFn).toHaveBeenCalledWith(false, undefined);
  });

  it("clicking Workspace radio fires onReadyChange(true) with a Workspace change", () => {
    const readyFn = vi.fn();
    render(<Harness onReadyChange={readyFn} />);
    const workspaceRadio = screen.getByRole("radio", {
      name: /Entire workspace/,
    });
    fireEvent.click(workspaceRadio);
    expect(readyFn).toHaveBeenCalledWith(true, expect.objectContaining({
      permission_mode: "public_to",
      invocation_targets: [expect.objectContaining({ target_type: "workspace" })],
    }));
  });

  it("clicking Specific people without selecting a member keeps onReadyChange(false)", () => {
    const readyFn = vi.fn();
    render(<Harness onReadyChange={readyFn} />);
    const membersRadio = screen.getByRole("radio", {
      name: /Specific people/,
    });
    fireEvent.click(membersRadio);
    expect(readyFn).toHaveBeenCalledWith(false, undefined);
  });

  // The loop this guards: a parent that stores the change in state re-renders
  // the picker. If the picker re-notifies on that render (unstable change
  // object / callback in the effect deps), the parent stores again and never
  // settles. Fails fast here; in the real toolbar it hangs the flow instead.
  it("does not re-notify the parent when re-rendered with a stable callback", () => {
    const readyFn = vi.fn();
    const { rerender } = render(<Harness onReadyChange={readyFn} />);
    fireEvent.click(screen.getByRole("radio", { name: /Entire workspace/ }));

    const callsAfterSelect = readyFn.mock.calls.length;
    const changeAfterSelect = readyFn.mock.calls.at(-1)?.[1];

    rerender(<Harness onReadyChange={readyFn} />);
    rerender(<Harness onReadyChange={readyFn} />);

    expect(readyFn.mock.calls.length).toBe(callsAfterSelect);
    // And the committed value keeps its identity, so storing it is idempotent.
    expect(readyFn.mock.calls.at(-1)?.[1]).toBe(changeAfterSelect);
  });
});