import { beforeEach, describe, expect, it, vi } from "vitest";
import { SystemRole } from "@capakraken/shared";

vi.mock("@capakraken/application", async (importOriginal) => {
  const actual = await importOriginal<typeof import("@capakraken/application")>();
  return {
    ...actual,
    getDashboardBudgetForecast: vi.fn().mockResolvedValue([]),
    getDashboardPeakTimes: vi.fn().mockResolvedValue([]),
    listAssignmentBookings: vi.fn().mockResolvedValue([]),
  };
});

import { executeTool } from "../router/assistant-tools.js";
import { createToolContext } from "./assistant-tools-user-admin-test-helpers.js";

describe("assistant user admin tool list_assignable_users", () => {
  beforeEach(() => {
    vi.clearAllMocks();
  });

  it("lists assignable users through the real user router path for manager users", async () => {
    const findMany = vi.fn().mockResolvedValue([
      { id: "user_1", name: "Alice", email: "alice@example.com" },
    ]);
    const ctx = createToolContext({
      user: {
        findMany,
      },
    }, SystemRole.MANAGER);

    const result = await executeTool(
      "list_assignable_users",
      JSON.stringify({}),
      ctx,
    );

    expect(JSON.parse(result.content)).toEqual([
      { id: "user_1", name: "Alice", email: "alice@example.com" },
    ]);
    expect(findMany).toHaveBeenCalledWith({
      select: {
        id: true,
        name: true,
        email: true,
      },
      orderBy: { name: "asc" },
    });
  });

  it("rejects assignable user listing for regular users through the backing router", async () => {
    const ctx = createToolContext({
      user: {
        findMany: vi.fn(),
      },
    }, SystemRole.USER);

    const result = await executeTool(
      "list_assignable_users",
      JSON.stringify({}),
      ctx,
    );

    expect(JSON.parse(result.content)).toEqual(
      expect.objectContaining({
        error: "You do not have permission to perform this action.",
      }),
    );
  });
});