import {
  CREATE_LINE,
  RESOLVE_ARTICLE_ID_BY_SKU,
} from '../../sql/delivery.js';
import { GET_SUPPLIER_BY_ID, SUPPLIER_GROUP_NAME } from '../../sql/entity.js';
import request from '../request.js';

export async function assertSupplier(pool, tx, companyId, supplierId) {
  if (supplierId == null) {
    return null;
  }
  if (!Number.isFinite(supplierId)) {
    throw new Error('Supplier not found');
  }

  const result = await request(pool, tx)
    .input('id', supplierId)
    .input('companyId', companyId)
    .input('groupName', SUPPLIER_GROUP_NAME)
    .query(GET_SUPPLIER_BY_ID);

  if (!result.recordset[0]) {
    throw new Error('Supplier not found');
  }
  return supplierId;
}

async function resolveArticleId(pool, tx, rootCategoryId, sku) {
  const result = await request(pool, tx)
    .input('rootCategoryId', rootCategoryId)
    .input('sku', sku)
    .query(RESOLVE_ARTICLE_ID_BY_SKU);

  const articleId = result.recordset[0]?.id;
  if (!articleId) {
    throw new Error('Article not found');
  }
  return articleId;
}

export async function insertLines(
  pool,
  tx,
  { manifestId, rootCategoryId, lines, ensureTax },
) {
  for (const line of lines) {
    const articleId = await resolveArticleId(
      pool,
      tx,
      rootCategoryId,
      line.sku,
    );
    const taxId = await ensureTax(line.tax, tx);

    await request(pool, tx)
      .input('manifestId', manifestId)
      .input('articleId', articleId)
      .input('amount', line.amount)
      .input('net', line.net)
      .input('comment', line.comment)
      .input('rebate', line.rebate)
      .input('taxId', taxId)
      .query(CREATE_LINE);
  }
}