import * as CRMTypes from '@/graphql/crm.types';
import type { ApolloClient } from '@apollo/client';
import { getCurrentISODate } from './date';

type Context = {
  apolloClient: ApolloClient<object>;
};

type Input = {
  currencyid: string;
  value: number;
};

export function createCurrencyUtility({ apolloClient }: Context) {
  return {
    async RUB({ currencyid, value }: Input) {
      const {
        data: { transactioncurrency },
      } = await apolloClient.query({
        query: CRMTypes.GetTransactionCurrencyDocument,
        variables: {
          currencyid,
        },
      });

      if (transactioncurrency?.isocurrencycode === 'RUB') {
        return value;
      }

      const {
        data: { evo_currencychanges },
      } = await apolloClient.query({
        fetchPolicy: 'network-only',
        query: CRMTypes.GetCurrencyChangesDocument,
        variables: {
          currentDate: getCurrentISODate(),
        },
      });

      const evo_currencychange = evo_currencychanges?.find(
        (x) => x?.evo_ref_transactioncurrency === currencyid
      );

      return value * (evo_currencychange?.evo_currencychange || 0);
    },
  };
}