<meta charset="UTF-8" />

NightTrader OTC Sell calculator

<select id="coin">

<option>Sell Bitcoin</option>

<option>Sell Ethereum</option>

<div id="selldiv"></div>

<div id="sellQR"></div>

<div id="timerdiv"></div>

<td colspan="2"><input class="textBox" id="sellamount" type="text" maxlength="30" required/></td>

<select id="conversion">

<option>USD</option>

<option>Pesos</option>

<option>Coins</option>

<input type="button" value="Sell $" onclick="calculatePrice()">

<input type="button" value="Email" onclick="email()">

<input type="button" value="Clear" onclick="clearit()">

<br>Dollar to peso exchange rate(buying dollars):<br>

<td colspan="2"><input class="textBox" id="exchangerate" type="text" maxlength="50" required/></td>

<br>Email Receipt(optional):<br>

<td colspan="2"><input class="textBox" id="emailreceipt" type="text" maxlength="50" required/></td>

<br>Casa de cambio Email:<br>

<td colspan="2"><input class="textBox" id="emailcasa" type="text" maxlength="50" style="width: 300px;" required/></td>

<div id="hiddendiv">

<tr>

<br>Custom bid price(to confirm calculation):<br>

<td colspan="2"><input class="textBox" id="custombid" type="text" maxlength="50" required/></td>

</tr>

function hide (elements) {

document.getElementById('custombid').value="";

elements = elements.length ? elements : [elements];

for (var index = 0; index < elements.length; index++) {

elements[index].style.display = 'none';

}

}

function show (elements, specifiedDisplay) {

elements = elements.length ? elements : [elements];

for (var index = 0; index < elements.length; index++) {

elements[index].style.display = specifiedDisplay || 'block';

}

}

hide(document.getElementById('hiddendiv'));

<div id="notificationdiv"></div>

<script src="./rates.js"></script>

<script src="./users.js"></script>

<script src="./web3.min.js"></script>

web3 = new Web3("https://cloudflare-eth.com");

var quoted = 0;

var globcontent = "";

function calculatePrice(){

console.log(web3.utils.sha3(document.getElementById('emailcasa').value.toLowerCase()));

if(web3.utils.sha3(document.getElementById('emailcasa').value.toLowerCase()) in registeredemails) {

} else {

document.getElementById('notificationdiv').innerHTML="Not a registered cashier, please check email address";

return;

}

amount=document.getElementById('sellamount').value;

if (amount == "show") {

show(document.getElementById('hiddendiv'));

return;

}

var coin = document.getElementById("coin");

var coin1 = "";

var coin2 = "";

if (coin.value == "Sell Bitcoin") {

coin = "BTC";

coin1 = "bitcoin";

coin2 = "Bitcoin";

address = "1DRv5FouLzQvgPDhgi3g9jyZEqT2vVzkxq";

}

if (coin.value == "Sell Ethereum") {

coin = "ETH";

coin1 = "ethereum";

coin2 = "Ethereum";

address = "0xbB56fD1575C275e1dC94E576A7d18347367a8d36";

}

var burl = "https://api.binance.com";

var query = '/api/v1/ticker/24hr';

query += '?symbol='+coin+'DAI';

var url = burl + query;

var ourRequest = new XMLHttpRequest();

ourRequest.open('GET',url,true);

ourRequest.onload = function(){

binancedata = JSON.parse(ourRequest.responseText);

binancedata = binancedata.bidPrice;

customrate = document.getElementById('custombid').value;

if (customrate != "") {

binancedata = customrate;

}

var conversion = document.getElementById("conversion").value;

if (conversion == "Pesos") {

rate=document.getElementById('exchangerate').value;

amount=parseFloat(parseFloat(amount)/parseFloat(rate)).toFixed(0);

}

if (conversion == "Coins") {

btctotal=amount;

amount=parseFloat(parseFloat(binancedata)*parseFloat(amount)).toFixed(0);

} else {

btctotal = parseFloat(parseFloat(amount) / parseFloat(binancedata)).toFixed(8);

}

amount=parseFloat(amount);

if (coin == "BTC") {

if (amount < parseFloat(rates.minBTCsell)) {

clearfields();

document.getElementById('notificationdiv').innerHTML="Amount under minimum: " + rates.minBTCsell;

return;

}

}

if (coin == "ETH") {

if (amount < parseFloat(rates.minERCsell)) {

clearfields();

document.getElementById('notificationdiv').innerHTML="Amount under minimum: " + rates.minERCsell;

return;

}

}

document.getElementById('notificationdiv').innerHTML="";

var totalcom = 10;

var comcasa = 3;

var comnt = 7;

for(var i = 0, size = rates.rates.length; i < size ; i++) {

if (amount > parseFloat(rates.rates[i][0])) {

totalcom = rates.rates[i][1] + rates.rates[i][2];

comcasa = rates.rates[i][1];

comnt = rates.rates[i][2];

}

}

//https://api.binance.com/sapi/v1/capital/deposit/address

commission = parseFloat((parseFloat(amount)*parseFloat(totalcom))/parseFloat(100)).toFixed(0);

commissionCasa = parseFloat((parseFloat(amount)*parseFloat(comcasa))/parseFloat(100)).toFixed(0);

commissionNT = parseFloat(parseFloat(commission)-parseFloat(commissionCasa)).toFixed(0);

payout = parseFloat(parseFloat(amount) - parseFloat(commission)).toFixed(0);

mycontent="";

document.getElementById('selldiv').innerHTML = "";

mycontent += "Amount of "+coin+" to send: " + btctotal.toString();

mycontent += "<br>Commission in dollars: " + commission + " (Casa:" + commissionCasa + ")(NT/fees:" + commissionNT + ")";

mycontent += "<br>Payout in dollars: " + payout;

document.getElementById('selldiv').innerHTML = mycontent;

document.getElementById("sellQR").innerHTML = "";

var elem = document.createElement("img");

elem.setAttribute("src", "https://chart.googleapis.com/chart?chs=250x250&chld=L|2&cht=qr&chl="+coin1+":"+address+"?amount="+btctotal);

elem.setAttribute("height", "250");

elem.setAttribute("width", "250");

document.getElementById("sellQR").appendChild(elem);

document.getElementById('sellQR').innerHTML += "<br>"+coin2+" deposit address: " + address + "<br>";

mycontent=mycontent.replace(/<br>/g,"%0A");

mycontent+="%0A"+coin2+" deposit address(client sent here): " + address;

mycontent+="%0ABinance/exchange "+coin2+" bid price: " + binancedata;

mycontent+="%0A%0A"+"Cashier's contract address: " + registeredemails[web3.utils.sha3(document.getElementById('emailcasa').value.toLowerCase())];

mycontent+="%0A"+"NT to send " + (parseFloat(payout) + parseFloat(commissionCasa)).toString() + " to cashier contract";

globcontent = mycontent;

quoted = 600;

clearInterval(interval);

interval = setInterval(clearfields, 600000);

}

ourRequest.send();

}

function clearit() {

if (confirm("Are you sure you want to clear everything?")) {

clearfields();

}

}

function clearfields() {

document.getElementById('sellamount').value = "";

document.getElementById('selldiv').innerHTML = "";

document.getElementById("sellQR").innerHTML = "";

document.getElementById('timerdiv').innerHTML = "";

document.getElementById('emailreceipt').value="";

document.getElementById('notificationdiv').innerHTML="";

document.getElementById('custombid').value="";

quoted = 0;

globcontent = "";

}

interval = setInterval(clearfields, 600000);

function quotetime() {

if (quoted != 0) {

quoted -= 1;

document.getElementById('timerdiv').innerHTML = "Seconds until quote expires: " + quoted;

}

}

setInterval(quotetime, 1000);

function email() {

window.location.href = "mailto:afmhahn@gmail.com,"+document.getElementById('emailreceipt').value+"?subject=NightTrader OTC notification&body="+globcontent;

document.getElementById('emailreceipt').value="";

}