@r3l/app/lib/utils/rewards.js

Relevant App

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.computePostPayout = computePostPayout;
exports.computeUserPayout = computeUserPayout;

var _common = require("@r3l/common");

function computePostPayout(postData, community) {
  if (!community || !postData || postData.parentPost) return null;

  if (postData.pagerank < community.currentShares / (community.postCount || 1)) {
    return 0;
  }

  postData.payoutShare = postData.pagerank / (community.topPostShares + postData.pagerank || 1);
  postData.payout = community.rewardFund * postData.payoutShare;
  return postData.payout / _common.TOKEN_DECIMALS;
}

function computeUserPayout(earning, community) {
  if (!community) return 0;
  if (earning.earned || earning.status === 'paidout') return earning.earned;

  if (earning.status === 'pending') {
    var _earning$postData;

    if (!(earning !== null && earning !== void 0 && earning.postData)) return 0;
    if (earning.totalPostShares === 0) return 0;
    var estimatedPayout = earning.estimatedPostPayout;
    if (estimatedPayout > 1e8) estimatedPayout /= _common.TOKEN_DECIMALS;
    var payout = estimatedPayout * earning.shares / earning.totalPostShares; // discount by time

    var untilPayout = new Date(earning.payoutTime).getTime() - Date.now();

    var discount = (_common.PAYOUT_TIME - Math.max(untilPayout, 0)) / _common.PAYOUT_TIME;

    var avgRank = community.currentShares / (community.postCount || 1); // console.log(earning);

    var discountProbability = Math.min(1, Math.max(0, (earning === null || earning === void 0 ? void 0 : (_earning$postData = earning.postData) === null || _earning$postData === void 0 ? void 0 : _earning$postData.pagerank) / avgRank - 1));
    return payout * discount * discountProbability;
  }

  return 0;
}
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