import { Service, Inject } from 'typedi';
import events from '@/subscribers/events';
import { IAccountEventDeletePayload } from '@/interfaces';
import CashflowDeleteAccount from './CashflowDeleteAccount';

@Service()
export default class CashflowWithAccountSubscriber {
  @Inject()
  cashflowDeleteAccount: CashflowDeleteAccount;

  /**
   * Attaches events with handlers.
   */
  public attach = (bus) => {
    bus.subscribe(
      events.accounts.onDelete,
      this.validateAccountHasNoCashflowTransactionsOnDelete
    );
  };

  /**
   * Validate chart account has no associated cashflow transactions on delete.
   * @param {IAccountEventDeletePayload} payload -
   */
  private validateAccountHasNoCashflowTransactionsOnDelete = async ({
    tenantId,
    oldAccount,
  }: IAccountEventDeletePayload) => {
    await this.cashflowDeleteAccount.validateAccountHasNoCashflowEntries(
      tenantId,
      oldAccount.id
    );
  };
}