import { GET_BY_ID, CREATE, UPDATE } from '../../sql/posterminal.js';
import resolveCompanyAccess from '../companyuser/resolveCompanyAccess.js';

export default function upsert(pool) {
  const access = resolveCompanyAccess(pool);

  return async (googleAuthId, companyId, input = {}) => {
    const pairingpin = input.pairingpin?.trim();
    if (!pairingpin) {
      throw new Error('Invalid posterminal');
    }
    const token = input.token ?? null;
    const id = input.id ?? null;

    await access(googleAuthId, companyId);

    if (id) {
      const existing = await pool
        .request()
        .input('id', id)
        .query(GET_BY_ID);

      if (!existing.recordset[0] || existing.recordset[0].companyId !== companyId) {
        throw new Error('Posterminal not found');
      }

      await pool
        .request()
        .input('id', id)
        .input('companyId', companyId)
        .input('token', token)
        .input('pairingpin', pairingpin)
        .query(UPDATE);

      return { id, token, pairingpin };
    }

    const created = await pool
      .request()
      .input('companyId', companyId)
      .input('token', token)
      .input('pairingpin', pairingpin)
      .query(CREATE);

    return {
      id: created.recordset[0].id,
      token: created.recordset[0].token,
      pairingpin: created.recordset[0].pairingpin,
    };
  };
}