import { describe, expect, it } from "vitest";
import { paymentMethodNamesToHide, DEFAULT_HIDE_PATTERN } from "../../extensions/payment-customization/src/evaluate.js";

const METHODS = ["Credit card", "Shop Pay", "Cash on Delivery (COD)", "Pay in store"];

describe("paymentMethodNamesToHide", () => {
  it("hides pay-in-person methods on a shipped order", () => {
    const hidden = paymentMethodNamesToHide({ dd_method: "SHIPPING" }, METHODS);
    expect(hidden.sort()).toEqual(["Cash on Delivery (COD)", "Pay in store"]);
  });

  it("hides nothing for a pickup order", () => {
    expect(paymentMethodNamesToHide({ dd_method: "PICKUP" }, METHODS)).toEqual([]);
  });

  it("hides nothing for a local delivery order", () => {
    expect(paymentMethodNamesToHide({ dd_method: "LOCAL_DELIVERY" }, METHODS)).toEqual([]);
  });

  it("hides nothing when no fulfillment method has been chosen yet", () => {
    expect(paymentMethodNamesToHide({}, METHODS)).toEqual([]);
  });

  it("leaves ordinary gateways alone even when shipping", () => {
    const hidden = paymentMethodNamesToHide({ dd_method: "SHIPPING" }, ["Credit card", "Shop Pay", "PayPal"]);
    expect(hidden).toEqual([]);
  });

  it("accepts a custom pattern", () => {
    const hidden = paymentMethodNamesToHide({ dd_method: "SHIPPING" }, ["Bank transfer", "Credit card"], {
      pattern: /bank transfer/i,
    });
    expect(hidden).toEqual(["Bank transfer"]);
  });

  it("matches common COD spellings", () => {
    for (const name of ["Cash on delivery", "COD", "C.O.D.", "Pay on delivery", "Pay on pickup", "Pay in person"]) {
      expect(DEFAULT_HIDE_PATTERN.test(name)).toBe(true);
    }
  });
});