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

vi.mock("@/src/lib/prisma", () => ({ prisma: { product: { findUnique: vi.fn() } } }));
vi.mock("@/src/lib/auth/getUser", () => ({
  getUserData: vi.fn(),
  isUser: (user: { role: string }) => user.role === "user",
}));
vi.mock("@/src/modules/settings/lib/discount-validation", async (importOriginal) => {
  const actual =
    await importOriginal<typeof import("@/src/modules/settings/lib/discount-validation")>();
  return { ...actual, validateDiscountCode: vi.fn() };
});
vi.mock("@/src/modules/marketing/lib/consent", () => ({ hasMarketingConsent: vi.fn() }));

import { prisma } from "@/src/lib/prisma";
import { getUserData } from "@/src/lib/auth/getUser";
import { validateDiscountCode } from "@/src/modules/settings/lib/discount-validation";
import { previewPassDiscountCode } from "@/src/modules/products/actions/pass-purchase-actions";

const product = {
  id: "prod-1",
  businessId: "biz-1",
  priceCents: 12000,
  isActive: true,
  business: { isPublic: true },
};

beforeEach(() => {
  vi.clearAllMocks();
  vi.mocked(getUserData).mockResolvedValue({ id: "user-1", role: "user" } as never);
  vi.mocked(prisma.product.findUnique).mockResolvedValue(product as never);
  vi.mocked(validateDiscountCode).mockResolvedValue({
    valid: true,
    discountCode: { id: "code-1", type: "percent", value: 25 },
  });
});

describe("previewPassDiscountCode", () => {
  it("rechnet den Kartenpreis mit Rabatt", async () => {
    expect(await previewPassDiscountCode("prod-1", "KARTE25")).toEqual({
      valid: true,
      discountedPriceCents: 9000,
      discountAmountCents: 3000,
    });
  });

  it("lehnt Karten nicht öffentlicher Studios ab - wie der Checkout", async () => {
    vi.mocked(prisma.product.findUnique).mockResolvedValue({
      ...product,
      business: { isPublic: false },
    } as never);
    expect(await previewPassDiscountCode("prod-1", "KARTE25")).toEqual({
      valid: false,
      error: "Diese Karte ist nicht verfügbar.",
    });
    expect(validateDiscountCode).not.toHaveBeenCalled();
  });
});