Staked Supply of HEX

stakedHEXSupply.js

// https://codeakk.medium.com/hex-development-data-a1b1822446fa
// https://togosh.medium.com/hex-developer-guide-3b018a943a55

test();

async function test(){
  var { stakedSupply } = await get_stakeStartData();
  console.log("Staked Supply: " + Number(stakedSupply).toLocaleString(undefined, {minimumFractionDigits:0, maximumFractionDigits:0}));
}

async function get_stakeStartData(){

  var $lastStakeId = 0;
  var stakedHEXSum = 0;

  while (true) {
    var data = await get_stakeStarts($lastStakeId);
    if (data.count <= 0) { break; }
    stakedHEXSum += data.stakedHEX;
    $lastStakeId = data.lastStakeId;
    
    console.log($lastStakeId)
    await sleep(100);
  }

  return {
    stakedSupply: parseInt(stakedHEXSum)
  }
}

async function get_stakeStarts($lastStakeId){
  return await fetch('https://api.thegraph.com/subgraphs/name/codeakk/hex', {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({ query: `
      query {
        stakeStarts(first: 1000, orderBy: stakeId, 
          where: { 
            stakeId_gt: "` + $lastStakeId + `",
            stakeEnd: null
          }
        ) {
          stakeId
          stakedHearts
        }
      }` 
    }),
  })
  .then(res => res.json())
  .then(res => {
    var stakeCount = Object.keys(res.data.stakeStarts).length;

    if (stakeCount <= 0) {
      return {  
        count: 0
      };
    } 
    else {
    var stakeStartsReduced = res.data.stakeStarts.reduce(function(previousValue, currentValue) {
      return {
        stakedHearts: parseInt(previousValue.stakedHearts, 10) + parseInt(currentValue.stakedHearts, 10),
      }
    });

    var lastStakeId = res.data.stakeStarts[(stakeCount - 1)].stakeId;

    var data = {  
      count: stakeCount, 
      stakedHEX: stakeStartsReduced.stakedHearts / 100000000,
      lastStakeId: lastStakeId
    };

    return data;
  }});
}

function sleep(ms) {
  return new Promise(resolve => setTimeout(resolve, ms));
}