import resolveSelectedCompanyAccess from '../companyuser/resolveSelectedCompanyAccess.js';
import stockAccept from '../stock/accept.js';
import { loadDelivery } from './helpers.js';
import makeRunner from '../runner.js';

/**
 * Books all positions of an incoming delivery manifest to the ledger
 * by delegating to store.stock.accept.
 *
 * @param {object} provider - Storage provider instance.
 * @returns {Function} `(googleAuthId, input, tx) => Promise<object>`
 */
export default function book(provider) {
  const access = resolveSelectedCompanyAccess(provider);
  const accept = stockAccept(provider);

  return async (googleAuthId, input = {}, tx) => {
    const rawId = typeof input === 'number' ? input : (input?.id ?? input?.deliveryId);
    const id = Number(rawId);
    if (!Number.isInteger(id) || id <= 0) {
      throw new Error('Delivery not found');
    }

    const warehouseId = input?.warehouseId ?? input?.warehouse_id ?? null;

    const doBook = async (runner, activeTx) => {
      const { companyId } = await access(googleAuthId, runner);
      const delivery = await loadDelivery(provider, activeTx, companyId, id);
      if (!delivery) {
        throw new Error('Delivery not found');
      }
      if (!delivery.lines || delivery.lines.length === 0) {
        throw new Error('Delivery has no lines');
      }

      await accept(googleAuthId, { deliveryId: id, warehouseId }, activeTx);
      return loadDelivery(provider, activeTx, companyId, id);
    };

    if (tx) {
      return doBook(makeRunner(provider, tx), tx);
    }
    if (typeof provider?.transaction === 'function') {
      return provider.transaction(doBook);
    }
    return doBook(makeRunner(provider));
  };
}