main.js.map

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  "sourcesContent": [
    "currencies =\n  btc: new BTC()\n  eth: new ETH()\n  ltc: new LTC()\n  xrp: new XRP()\n  nano: new NANO()\nprices = {}\nstats = {}\n\ncurrencyFormat =\n  style: 'currency'\n  currency: 'USD'\n  minimumFractionDigits: 0\n  maximumFractionDigits:0\n\n# render TX\nshowTx = (engine, currency, tx) ->\n  value = tx.amount * (prices[currency] or 1)\n  fee = tx.fee * (prices[currency] or 1)\n\n  engine.addMeteor\n    speed: if fee then 2 + 4 * Math.min(2, Math.log10(1+fee))/2 else 6\n    hue: if value then 220 - 220 * Math.min(6, Math.log10(1+value))/6 else 220\n    thickness: Math.max(5, Math.log10(1+value) * 10)\n    length: Math.min(3, Math.log10(1 + fee))/3 * 250\n    link: tx.link\n    donation: tx.donation\n\n  updateStats currency, value, fee\n\n# render block\nshowBlock = (engine, currency, block) ->\n  engine.addBlock Math.min(250, block.count / 4)\n  stats[currency].count = Math.max(0, stats[currency].count - block.count) if stats[currency]?\n\n# get current price\nupdatePrices = (currencies) ->\n  currencyAPI = 'https://min-api.cryptocompare.com/data/price?fsym=USD&tsyms='\n  $.get currencyAPI + currencies.join(',').toUpperCase(), (data) ->\n    if data\n      for currency, price of data\n        currency = currency.toLowerCase()\n        prices[currency] = Math.round(1/price*100)/100\n        $(\".#{currency} .price\").text prices[currency].toLocaleString(undefined, { style: 'currency', currency: 'USD' })\n\n  marketcapAPI = 'https://api.coinlore.com/api/global/'\n  $.get marketcapAPI, (data) ->\n    if data\n      $(\".marketcap\").text JSON.parse(data)[0].total_mcap.toLocaleString(undefined, currencyFormat)\n\n\n  setTimeout updatePrices.bind(null, currencies), 10*1000\n\n# update stats for a currency, called whenever there is a new TX\n# to do that, keep a log of the last 60 seconds of tx\nupdateStats = (currency, value = 0, fee = 0) ->\n  stats[currency] = {last: [], count: 0} unless stats[currency]?\n  # increase number of unverified TX\n  stats[currency].count++ unless currencies[currency].noBlocks\n  # calculate stats for last 60s\n  last = stats[currency].last\n  timestamp = new Date().getTime()\n  last.push {timestamp, value, fee}\n  i = last.length\n  last.splice(i, 1) while i-- when timestamp - last[i].timestamp > 60*1000\n  duration = Math.max(last[last.length - 1].timestamp - last[0].timestamp, 1) / 1000\n  txPerSecond = Math.round(last.length / duration * 10)/10\n  #valuePerSecond = Math.round(stat.reduce(((a, b) -> a + b.value), 0) / duration)\n  valuePerTx = Math.round(last.reduce(((a, b) -> a + b.value), 0) / last.length)\n  #feePerSecond = Math.round(stat.reduce(((a, b) -> a + b.fee), 0) / duration * 100)/100\n  feePerTx = Math.round(last.reduce(((a, b) -> a + b.fee), 0) / last.length * 100)/100\n  $(\".#{currency} .stats\").text \"\"\"\n    #{txPerSecond.toLocaleString()} tx/s (#{stats[currency].count} unconfirmed)\n    #{valuePerTx.toLocaleString(undefined, currencyFormat)} value/tx\n    #{feePerTx.toLocaleString(undefined, { style: 'currency', currency: 'USD' })} fee/tx\n  \"\"\"\n\n# set up a lane\ninitialize = (currency) ->\n  if currencies[currency]? and $(\".#{currency}\")\n    container = $(\".#{currency}\")\n    container.css 'background-image', \"url('img/#{currency}.png')\"\n    container.find(\"canvas\").remove()\n    canvas = $ '<canvas></canvas>'\n    container.append canvas\n    engine = new CanvasRenderer canvas.get(0)\n    canvas.data 'engine', engine\n    engine.start() if container.is ':visible'\n    currencies[currency].start showTx.bind(null, engine, currency), showBlock.bind(null, engine, currency)\n\n    # donation links\n    if currencies[currency].donationAddress\n      container.find('.donate').on 'click', =>\n        $('.overlay .donation').show().siblings().hide()\n        $('.overlay').fadeToggle()\n          .find('.address').text currencies[currency].donationAddress\n          .end().find('.donation img').attr 'src', \"img/#{currency}-qr.png\"\n    else\n      container.find('.donate').remove()\n\n# update lane rendering (for resizing and lane toggling\nupdateLanes = ->\n  $(\".currencies > div\").each ->\n    container = $(@)\n    engine = container.find('canvas').data 'engine'\n    if container.is ':visible'\n      engine.resize container.find('canvas').get(0)\n      engine.start()\n    else\n      engine.stop()\n\nshowHelp = ->\n  $('.overlay .help').show().siblings().hide()\n  $('.overlay').fadeIn()\n\n# start everything\n$ ->\n  # load prices\n  updatePrices Object.keys(currencies)\n  # set up overlay\n  $('.overlay').on 'click', (e) ->\n    if $('.overlay .help').is(':visible') # don't show help at the beginning after closing\n      document.cookie = \"nohelp=true; expires=#{new Date(Date.now()+1000*60*60*24*365).toString()}; path=/\"\n    $(this).fadeOut() if $(e.target).is('.overlay, .help')\n  $('.overlay').hide() if !!document.cookie.match(/nohelp/) or !!location.hash.match(/nohelp/i)\n  $('nav').hide() if !!location.hash.match(/nohelp/i)\n  # initialize coins\n  $('.currencies > div').each -> initialize $(@).attr 'class'\n  # listen to resizing\n  $(window).resize updateLanes\n  # set up nav\n  $ 'nav'\n  .on 'click', '.help', showHelp\n  .on 'click', '.right', ->\n    $(\".currencies\").append($(\".currencies > div\").first())\n    updateLanes()\n  .on 'click', '.left', ->\n    $(\".currencies\").prepend($(\".currencies > div\").last())\n    updateLanes()\n"
  ]
}