use new coinmarket API

This commit is contained in:
Joshua Seigler 2016-05-08 16:24:32 -04:00
parent c180d56f35
commit 8480bd6c59
2 changed files with 139 additions and 97 deletions

1
.gitignore vendored
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@ -1 +1,2 @@
/node_modules/ /node_modules/
/.brackets.json

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@ -15,12 +15,12 @@
<h1>Dash Price Widget</h1> <h1>Dash Price Widget</h1>
<style type="text/css">/* Micro reset so global styles don't interfere */ <style type="text/css">/* Micro reset so global styles don't interfere */
.dash-ticker, [data-dash-price-widget],
.dash-ticker *, [data-dash-price-widget] *,
.dash-ticker *:before, [data-dash-price-widget] *:before,
.dash-ticker *:after { [data-dash-price-widget] *:after {
box-sizing: inherit; box-sizing: inherit;
vertical-align: baseline; vertical-align: baseline;
font-weight: inherit; font-weight: inherit;
@ -32,11 +32,11 @@
padding: 0; padding: 0;
margin: 0; margin: 0;
line-height: 1; line-height: 1;
} }
.dash-ticker { [data-dash-price-widget] {
display: block; display: block;
max-width: 20em; max-width: 18em;
margin: 0.5em auto; margin: 0.5em auto;
border-radius: 0.5em; border-radius: 0.5em;
background-color: #1D76BC; background-color: #1D76BC;
@ -44,10 +44,10 @@
color: white; color: white;
padding: 0.5em; padding: 0.5em;
font-family: serif; font-family: serif;
} }
.dash-ticker .dash-ticker--title { [data-dash-price-widget] .dash-ticker--title {
font-size: 2em; font-size: 3em;
float: left; float: left;
height: 1em; height: 1em;
width: 1em; width: 1em;
@ -55,38 +55,28 @@
text-indent: -999px; text-indent: -999px;
background-image: url("data:image/svg+xml;base64,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"); background-image: url("data:image/svg+xml;base64,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");
background-size: 100% 100%; background-size: 100% 100%;
} }
#dash-ticker--price-container { [data-dash-price-widget] .dash-ticker--wrapper {
margin-left: 3.5em;
}
[data-dash-price-widget] .dash-ticker--usd {
font-size: 2em; font-size: 2em;
text-align: center; text-align: center;
} }
#dash-ticker--price-container > input { [data-dash-price-widget] .dash-ticker--usd-change {
position: fixed; text-align: right;
right: -200px; }
}
#dash-ticker--price-container > input + label { [data-dash-price-widget] .dash-ticker--btc {
display: none; text-align: left;
cursor: pointer; margin-top: -1em;
} }
</style>
#dash-ticker--price-container > input:checked + label { <div data-dash-price-widget=""></div>
display: block; <script type="application/javascript">(function () {
}
</style>
<form class="dash-ticker">
<div class="dash-ticker--title">Dash Price</div>
<div id="dash-ticker--price-container" title="Click to change currency">
<input type="radio" name="currency" id="USD" checked />
<label>
<span class="dash-ticker--price">Loading...</span>
<span class="dash-ticker--currency"></span>
</label>
</div>
</form>
<script type="application/javascript">(function () {
"use strict"; "use strict";
function fetchJSONFile(path, callback) { function fetchJSONFile(path, callback) {
@ -103,26 +93,77 @@
httpRequest.send(); httpRequest.send();
} }
function makeCurrencyString(number) {
// return 3 significant figures or two decimal places, whichever is longer.
return (number.toPrecision(3).length > number.toFixed(2) ? number.toPrecision(3) : number.toFixed(2));
}
function updatePrices() { function updatePrices() {
// this requests the Dash price JSON and executes a callback with the parsed result once it is available // this requests the Dash price JSON and executes a callback with the parsed result once it is available
fetchJSONFile('https://coinmarketcap-nexuist.rhcloud.com/api/dash/price', function (data) { fetchJSONFile('https://coinmarketcap-nexuist.rhcloud.com/api/dash/', function (data) {
var keys = Object.keys(data), var markup = '<div class="dash-ticker--title">Dash Price</div><div class="dash-ticker--wrapper"><div class="dash-ticker--usd">!price_usd</div><div class="dash-ticker--usd-change">!percent_change_24h</div><div class="dash-ticker--btc">!price_btc</div></div>';
currencyListHTML = "";
for (var i = 0; i < keys.length; i++) { /*
var thisCurrency = keys[i]; {
var nextCurrency = keys[(i < keys.length - 1 ? i + 1 : 0)]; "symbol":"dash",
var currencyValue = data[keys[i]]; "position":"5",
var currencyString = (currencyValue.toPrecision(3).length > currencyValue.toFixed(2) ? currencyValue.toPrecision(3) : currencyValue.toFixed(2)); "name":"Dash",
currencyListHTML += '<input type="radio" name="currency" id="dash-ticker-currencies-' + thisCurrency + '"' + (i === 0 ? ' checked' : '') + ' /><label for="dash-ticker-currencies-' + nextCurrency + '"><span class="dash-ticker--price">' + currencyString + '</span> <span class="dash-ticker--currency">' + thisCurrency.toUpperCase() + '</span></label>'; "market_cap":{
"usd":42443061.2936,
"eur":37214670.34508659,
"cny":275818610.627892,
"gbp":29413847.89462938,
"cad":54771497.307551995,
"rub":2800409354.958081,
"hkd":329415538.6572049,
"jpy":4545448180.293412,
"aud":57612508.5013617,
"btc":92474.6576981
},
"price":{
"usd":6.59801,
"eur":5.78522754014,
"cny":42.87753747356,
"gbp":4.572546292190001,
"cad":8.5145339647,
"rub":435.33921364181,
"hkd":51.20947810952,
"jpy":706.6152071500101,
"aud":8.95618496007,
"btc":0.0143757
},
"supply":"6432706",
"volume":{
"usd":300399,
"eur":263394.048786,
"cny":1952159.723844,
"gbp":208182.21458100004,
"cad":387655.89753,
"rub":19820440.472018998,
"hkd":2331502.379448,
"jpy":32171291.285198998,
"aud":407763.70539300004,
"btc":654.506
},
"change":"-3.01",
"timestamp":"1462626382.036"
}
*/
console.log(data);
if (data) {
markup = markup.replace(/!price_usd/g, makeCurrencyString(data.price.usd) + " USD");
markup = markup.replace(/!percent_change_24h/g, data.change + "%");
markup = markup.replace(/!price_btc/g, makeCurrencyString(data.price.btc) + " BTC");
document.querySelector('[data-dash-price-widget]').innerHTML = markup;
} }
document.getElementById('dash-ticker--price-container').innerHTML = currencyListHTML;
}); });
} }
updatePrices(); // update prices now updatePrices(); // update prices now
setInterval(updatePrices, 5 * 60 * 1000); // ...and every five minutes after this setInterval(updatePrices, 5 * 60 * 1000); // ...and every five minutes after this
})(); }());
</script> </script>
<script src="http://gist-it.appspot.com/https://github.com/seigler/Dash-html-ticker/blob/master/dist/index.html"></script> <script src="http://gist-it.appspot.com/https://github.com/seigler/Dash-html-ticker/blob/master/dist/index.html"></script>