AugurProject/augur-ui

import { augur } from "services/augurjs";
import logError from "utils/log-error";
import calculatePayoutNumeratorsValue from "utils/calculate-payout-numerators-value";

export const getForkMigrationTotals = (universeId, callback = logError) => (
  dispatch,
  getState
) => {
  const { marketsData, universe } = getState();

  augur.api.Universe.getForkingMarket(
    { tx: { to: universeId } },
    (err, forkingMarketId) => {
      if (err) return callback(err);
      const forkingMarket = marketsData[forkingMarketId];
      augur.augurNode.submitRequest(
        "getForkMigrationTotals",
        {
          parentUniverse: universeId
        },
        (err, result) => {
          if (err) return callback(err);
          callback(
            null,
            Object.keys(result).reduce((acc, key) => {
              const cur = result[key];
              const isInvalidKey = "0.5"; // used as indetermine id in market reportable outcomes
              const payoutKey = calculatePayoutNumeratorsValue(
                forkingMarket,
                cur.payout,
                cur.isInvalid
              );
              acc[payoutKey == null ? isInvalidKey : payoutKey] = {
                repTotal: cur.repTotal,
                winner: cur.universe === universe.winningChildUniverse,
                isInvalid: !!cur.isInvalid
              };
              return acc;
            }, {})
          );
        }
      );
    }
  );
};