import assert from "node:assert/strict";
import test from "node:test";

import {
  calculateNetSaleProceeds,
  createSale,
  createSaleItem,
} from "../../src/modules/sales/domain/sale.js";

test("creates a valid sale record and calculates net proceeds after fees", () => {
  const sale = createSale({
    sellerId: "seller-id",
    saleDate: "2026-09-08",
    saleLocation: "eBay",
    soldPriceMinor: 4999,
    currency: "USD",
    platformFeesMinor: 300,
    paymentProcessingFeesMinor: 120,
    shippingCostMinor: 50,
    taxesMinor: 90,
    otherFeesMinor: 40,
    buyerName: "Alex",
    buyerContact: "alex@example.com",
  });

  assert.equal(sale.soldPriceMinor, 4999);
  assert.equal(sale.currency, "USD");
  assert.equal(
    calculateNetSaleProceeds({
      soldPriceMinor: 4999,
      platformFeesMinor: 300,
      paymentProcessingFeesMinor: 120,
      shippingCostMinor: 50,
      taxesMinor: 90,
      otherFeesMinor: 40,
    }),
    4399,
  );
});

test("rejects invalid sales and negative fee values", () => {
  assert.throws(
    () =>
      createSale({
        sellerId: "seller-id",
        saleDate: "2026-09-08",
        soldPriceMinor: 0,
      }),
    /must be a positive integer minor unit/,
  );

  assert.throws(
    () =>
      createSaleItem({
        saleId: "sale-id",
        inventoryItemId: "inventory-item-id",
        soldPriceMinor: 2000,
        costBasisMinor: -1,
      }),
    /must be a non-negative integer minor unit/,
  );

  assert.throws(
    () =>
      createSale({
        sellerId: "seller-id",
        saleDate: "2026-02-30",
        soldPriceMinor: 2000,
      }),
    /must be a valid ISO date/,
  );

  assert.throws(
    () =>
      createSale({
        sellerId: "seller-id",
        saleDate: "2026-09-08",
        soldPriceMinor: 2000,
        currency: "US dollars",
      }),
    /must be a three-letter ISO currency code/,
  );
});