import type { TbankCandle } from '../../../../integrations/tbank/tbank.api';
import type { SavedCandle } from '../domain/candle-coverage';

import { formatDecimal } from '../../../../common/decimal';
import { decimal } from '../../../../integrations/tbank/decimal';
import { timestamp } from '../application/instrument-market';

function toSavedCandle(candle: TbankCandle): SavedCandle {
  const time = timestamp(candle.time);
  if (!time || !candle.close) throw new Error('Invalid candle response');
  return {
    time,
    close: formatDecimal(decimal(candle.close)),
    isComplete: candle.isComplete === true,
  };
}

export { toSavedCandle };