import { describe, expect, it } from "vitest";

import {
  GLOBAL_NAV_ITEMS,
  isNavItemActive,
  projectNavItems,
  type NavItem,
} from "./items";

const PID = "p1";

describe("projectNavItems", () => {
  it("builds the nine project entries scoped to the project id", () => {
    const items = projectNavItems(PID);

    expect(items).toHaveLength(9);
    expect(items.map((i) => i.key)).toEqual([
      "write",
      "outline",
      "foreshadow",
      "review",
      "style",
      "codex",
      "toolbox",
      "rules",
      "skills",
    ]);
    expect(items.every((i) => i.href.startsWith(`/projects/${PID}/`))).toBe(
      true,
    );
  });
});

describe("isNavItemActive", () => {
  const write: NavItem = {
    href: `/projects/${PID}/write`,
    label: "写作",
    key: "write",
  };

  it("matches a project item by its activeNav key regardless of pathname", () => {
    expect(
      isNavItemActive(write, { pathname: "/anything", activeNav: "write" }),
    ).toBe(true);
  });

  it("matches a project item by exact pathname when no activeNav given", () => {
    expect(isNavItemActive(write, { pathname: `/projects/${PID}/write` })).toBe(
      true,
    );
  });

  it("does not match a project item when neither key nor path align", () => {
    expect(isNavItemActive(write, { pathname: "/", activeNav: "outline" })).toBe(
      false,
    );
  });

  it("matches a global item by exact pathname only", () => {
    const works = GLOBAL_NAV_ITEMS[0];
    if (!works) throw new Error("expected GLOBAL_NAV_ITEMS[0]");
    expect(isNavItemActive(works, { pathname: "/" })).toBe(true);
    expect(isNavItemActive(works, { pathname: "/projects/p1/write" })).toBe(
      false,
    );
  });

  it("ignores activeNav for global items (no key)", () => {
    const settings = GLOBAL_NAV_ITEMS[1];
    if (!settings) throw new Error("expected GLOBAL_NAV_ITEMS[1]");
    expect(
      isNavItemActive(settings, { pathname: "/", activeNav: "write" }),
    ).toBe(false);
  });
});