Cryptocurrency prices calculation in Google Sheets

README.md

• Add your coinMarketCap private key YOUR_PRIVATE_KEY
• Use =$COUNT_CELL*coingecko($SYMBOL_CELL) in your sheet

binance.gs

function binance(symbol) {
  var cache = CacheService.getScriptCache();
  var listKey = 'binancePriceList';
  var runningKey = 'running_binance';
  var response = cache.get(listKey);

  while (cache.get(runningKey) && !response) {
    Utilities.sleep(500);
  }
  
  if(!response){
    cache.put(runningKey, true, 1);
    const url = `https://api.binance.com/api/v1/ticker/allPrices`
    const options = {
      "method" : "get",
    };

    try{
      response = UrlFetchApp.fetch(url, options).getContentText();
    }catch(e){}
    cache.put(listKey, response, 1500);
  }
  list = JSON.parse(response) || [];
  var price
  fullSymbol = symbol+'USDT'
  for ( i of list) {
    if(i.symbol.toLowerCase() === fullSymbol.toLowerCase()){
      price = i.price;
      break;
    }
  }

  cache.put(runningKey, false, 1);

  if(!price){
    return coinMarketCap(symbol);
  }

  return price;
}

coingecko.gs

/*
* use =$COUNT_CELL*coingecko($SYMBOL_CELL) in your sheet
*/


function coingecko(symbol) {
  var cache = CacheService.getScriptCache();
  var listKey = 'coingeckoPriceList';
  var runningKey = 'running_coingecko';
  var response = cache.get(listKey);

  while (cache.get(runningKey) && !response) {
    Utilities.sleep(500);
  }
  
  if(!response){
    cache.put(runningKey, true, 1);
    const url = `https://api.coingecko.com/api/v3/coins/markets?vs_currency=usd`
    const options = {
      "method" : "get",
    };
    try{
      response = UrlFetchApp.fetch(url, options).getContentText();
    }catch(e){}
    cache.put(listKey, response, 1500);
  }
  list = JSON.parse(response) || [];
  var price
  for ( i of list) {
    if(i.symbol.toLowerCase() === symbol.toLowerCase()){
      price = i.current_price;
      break;
    }
  }

  cache.put(runningKey, false, 1);

  if(!price){
    return binance(symbol);
  }

  return price;
}

coinMarketCap.gs

function coinMarketCap(symbol) {
  var cache = CacheService.getScriptCache();
  var listKey = `coinMarketCapPriceList_${symbol}`;
  var runningKey = 'running_coinMarketCap';
  var response = cache.get(listKey);

  while (cache.get(runningKey) && !response) {
    Utilities.sleep(500);
  }
  
  if(!response){
    cache.put(runningKey, true, 1);
    const url = `https://pro-api.coinmarketcap.com/v1/cryptocurrency/quotes/latest?symbol=${symbol}&convert=USD`

    const headers = {
      "X-CMC_PRO_API_KEY": 'YOUR_PRIVATE_KEY'

    };

    const options = {
      "method" : "get",
      "headers" : headers 
    };

    try{
      response = UrlFetchApp.fetch(url, options).getContentText();
    }catch(e){}
     
    cache.put(listKey, response, 1500);
  }
  list = JSON.parse(response) || [];

  if(!list.data[symbol]){
    return -1;
  }
  var price = list.data[symbol].quote.USD.price;

  cache.put(runningKey, false, 1);

  return price;
}