import { describe, expect, it } from "vitest";
import {
  isEmptyProjectSpace,
  isHauptthreadGroup,
  projectGroupChatsInSpace,
} from "./project-empty-state.js";

describe("isHauptthreadGroup", () => {
  it("recognizes Hauptthread and Team Chat", () => {
    expect(isHauptthreadGroup({ id: "1", name: "Hauptthread" })).toBe(true);
    expect(isHauptthreadGroup({ id: "2", name: "Team Chat" })).toBe(true);
    expect(isHauptthreadGroup({ id: "3", name: "Launch" })).toBe(false);
  });
});

describe("projectGroupChatsInSpace", () => {
  it("returns project groups in a space without Hauptthread", () => {
    const groups = [
      { id: "g1", name: "Launch", spaceId: "space-a" },
      { id: "g2", name: "Hauptthread", spaceId: "space-a" },
      { id: "g3", name: "Ops", spaceId: "space-b" },
    ];
    expect(projectGroupChatsInSpace(groups, "space-a").map((group) => group.id)).toEqual(["g1"]);
  });
});

describe("isEmptyProjectSpace", () => {
  const spaces = [
    { id: "home", isDefault: true },
    { id: "project", isDefault: false },
  ];

  it("is false for the home space", () => {
    expect(isEmptyProjectSpace("home", spaces, [], "home")).toBe(false);
  });

  it("is true for a project space without group chats", () => {
    expect(isEmptyProjectSpace("project", spaces, [], "home")).toBe(true);
  });

  it("is false when the project space already has a group chat", () => {
    const groups = [{ id: "g1", name: "Launch", spaceId: "project" }];
    expect(isEmptyProjectSpace("project", spaces, groups, "home")).toBe(false);
  });

  it("ignores Hauptthread when deciding emptiness", () => {
    const groups = [{ id: "g1", name: "Hauptthread", spaceId: "project" }];
    expect(isEmptyProjectSpace("project", spaces, groups, "home")).toBe(true);
  });
});