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

import {
  LISTING_STATUS,
  canPublishListing,
  createListing,
  transitionListingStatus,
} from '../../src/modules/listings/domain/listing.js';

test('creates a draft listing with the required public offer fields', () => {
  const listing = createListing({
    inventoryItemId: 'inventory-item-id',
    productName: ' Charizard ex ',
    categoryId: 'category-id',
    conditionId: 'condition-id',
    askingPriceMinor: 2499,
    imageCount: 2,
    notes: ' Near mint ',
  });

  assert.deepEqual(listing, {
    inventoryItemId: 'inventory-item-id',
    productName: 'Charizard ex',
    categoryId: 'category-id',
    conditionId: 'condition-id',
    askingPriceMinor: 2499,
    imageCount: 2,
    status: LISTING_STATUS.DRAFT,
    notes: 'Near mint',
  });
});

test('requires the publication prerequisites before a listing can be made available', () => {
  const valid = {
    productName: 'Charizard ex',
    categoryId: 'category-id',
    conditionId: 'condition-id',
    inventoryItemId: 'inventory-item-id',
    askingPriceMinor: 2499,
    imageCount: 2,
  };

  assert.doesNotThrow(() => canPublishListing(valid));

  assert.throws(
    () => canPublishListing({ ...valid, askingPriceMinor: 0 }),
    (error) => error.code === 'LISTING_REQUIREMENTS_NOT_MET',
  );

  assert.throws(
    () => canPublishListing({ ...valid, imageCount: 0 }),
    (error) => error.code === 'LISTING_REQUIREMENTS_NOT_MET',
  );

  assert.throws(
    () => canPublishListing({ ...valid, inventoryStatus: 'SOLD' }),
    (error) => error.code === 'LISTING_INVENTORY_UNAVAILABLE' && error.statusCode === 409,
  );

  assert.throws(
    () => canPublishListing({ ...valid, inventoryStatus: 'ARCHIVED' }),
    (error) => error.code === 'LISTING_INVENTORY_UNAVAILABLE',
  );
});

test('allows only status transitions permitted by the listing lifecycle', () => {
  assert.equal(transitionListingStatus(LISTING_STATUS.DRAFT, LISTING_STATUS.AVAILABLE), LISTING_STATUS.AVAILABLE);
  assert.throws(
    () => transitionListingStatus(LISTING_STATUS.DRAFT, LISTING_STATUS.ARCHIVED),
    /Listing status cannot transition from DRAFT to ARCHIVED/,
  );
  assert.equal(transitionListingStatus(LISTING_STATUS.CLOSED, LISTING_STATUS.ARCHIVED), LISTING_STATUS.ARCHIVED);
});