<!DOCTYPE html>

<html lang="en" ng-app="syncthing" ng-controller="relayDataController">
  <head>
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    <title>Relay stats</title>
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    <style>
      #map {
        height: 600px;
      }
      .ng-cloak {
        display: none;
      }
      table {
        font-size: 11px !important;
        width: 100%;
        border: 1px;

      }
      td {
        padding: 0px !important;
      }
      tfoot td {
        font-weight: bold;
      }
    </style>
  </head>

  <body class="ng-cloak">
    <div class="container">
      <h1>Relay Pool Data</h1>
      <div ng-if="relays === undefined" class="text-center">
        <img src="https://cdnjs.cloudflare.com/ajax/libs/galleriffic/2.0.1/css/loader.gif" alt=""/>
        <p>Please wait while we gather data…</p>
      </div>
      <div>
        <div ng-show="relays !== undefined" class="ng-hide">
          <p>
            The relays listed on this page are not managed or vetted by the Syncthing project.
            Each relay is the responsibility of the relay operator.
            Currently {{ relays.length }} relays are online.
          </p>
        </div>
        <div id="map"></div> <!-- Can't hide the map, otherwise it freaks out -->
        <p>The circle size represents how much bytes the relay has transferred relatively to other relays.</p>
      </div>
      <div>
        <table class="table table-striped table-condensed table">
          <thead>
            <tr>
              <th rowspan="2">Address</td>
              <th rowspan="2">
                <a ng-click="sortType = 'stats.numActiveSessions'; sortReverse = !sortReverse">
                  Sessions
                  <span ng-show="sortType == 'stats.numActiveSessions' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.numActiveSessions' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
              <th rowspan="2">
                <a ng-click="sortType = 'stats.numConnections'; sortReverse = !sortReverse">
                  Connections
                  <span ng-show="sortType == 'stats.numConnections' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.numConnections' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
              <th rowspan="2">
                <a ng-click="sortType = 'stats.bytesProxied'; sortReverse = !sortReverse">
                  Data relayed
                  <span ng-show="sortType == 'stats.bytesProxied' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.bytesProxied' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
              <th colspan="6" class="text-center">Transfer rate in the last period</th>
              <th rowspan="2">
                <a ng-click="sortType = 'stats.uptimeSeconds'; sortReverse = !sortReverse">
                  Uptime hours
                  <span ng-show="sortType == 'stats.uptimeSeconds' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'status.uptimeSeconds' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
              <th rowspan="2">
                <a ng-click="sortType = 'stats.options[\'provided-by\'] || \'\''; sortReverse = !sortReverse">
                  Provided by
                  <span ng-show="sortType == 'stats.options[\'provided-by\'] || \'\'' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.options[\'provided-by\'] || \'\'' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
            </tr>
            <tr>
              <th>
                <a ng-click="sortType = 'stats.kbps10s1m5m15m30m60m[0]'; sortReverse = !sortReverse">
                  10s
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[0]' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[0]' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
              <th>
                <a ng-click="sortType = 'stats.kbps10s1m5m15m30m60m[1]'; sortReverse = !sortReverse">
                  1m
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[1]' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[1]' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
              <th>
                <a ng-click="sortType = 'stats.kbps10s1m5m15m30m60m[2]'; sortReverse = !sortReverse">
                  5m
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[2]' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[2]' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
              <th>
                <a ng-click="sortType = 'stats.kbps10s1m5m15m30m60m[3]'; sortReverse = !sortReverse">
                  15m
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[3]' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[3]' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
              <th>
                <a ng-click="sortType = 'stats.kbps10s1m5m15m30m60m[4]'; sortReverse = !sortReverse">
                  30m
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[4]' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[4]' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
              <th>
                <a ng-click="sortType = 'stats.kbps10s1m5m15m30m60m[5]'; sortReverse = !sortReverse">
                  60m
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[5]' && !sortReverse" class="fas fa-caret-down"></span>
                  <span ng-show="sortType == 'stats.kbps10s1m5m15m30m60m[5]' && sortReverse" class="fas fa-caret-up"></span>
                </a>
              </th>
            </tr>
          </thead>
          <tbody>
            <tr ng-repeat="relay in relays | orderBy:sortType:sortReverse:sortCompare" ng-mouseover="relay.showMarker()" ng-mouseleave="relay.hideMarker()">
              <td>{{ relay.address }}</td>
              <td ng-if="!relay.stats" colspan="11"></td>
              <td ng-if-start="relay.stats">{{ relay.stats.numActiveSessions }}</td>
              <td>{{ relay.stats.numConnections }}</td>
              <td>{{ relay.stats.bytesProxied | bytes }}</td>
              <td>{{ relay.stats.kbps10s1m5m15m30m60m[0] * 128 | bytes }}/s</td>
              <td>{{ relay.stats.kbps10s1m5m15m30m60m[1] * 128 | bytes }}/s</td>
              <td>{{ relay.stats.kbps10s1m5m15m30m60m[2] * 128 | bytes }}/s</td>
              <td>{{ relay.stats.kbps10s1m5m15m30m60m[3] * 128 | bytes }}/s</td>
              <td>{{ relay.stats.kbps10s1m5m15m30m60m[4] * 128 | bytes }}/s</td>
              <td>{{ relay.stats.kbps10s1m5m15m30m60m[5] * 128 | bytes }}/s</td>
              <td ng-if="relay.stats.uptimeSeconds != undefined">{{ relay.stats.uptimeSeconds/60/60 | number:0 }}</td>
              <td ng-if="relay.stats.uptimeSeconds == undefined"></td>
              <td title="{{ relay.stats.options['provided-by'] || '' }}" ng-if-end>
                {{ relay.stats.options['provided-by'] || '' | limitTo:50 }}
                <span ng-if="(relay.stats.options['provided-by'] || '').length > 50">&hellip;
              </td>
            </tr>
          </tbody>
          <tfoot>
            <tr>
              <td>Totals</td>
              <td>{{ totals.numActiveSessions }}</td>
              <td>{{ totals.numConnections }}</td>
              <td>{{ totals.bytesProxied | bytes }}</td>
              <td>{{ totals.kbps10s1m5m15m30m60m[0] * 128 | bytes }}/s</td>
              <td>{{ totals.kbps10s1m5m15m30m60m[1] * 128 | bytes }}/s</td>
              <td>{{ totals.kbps10s1m5m15m30m60m[2] * 128 | bytes }}/s</td>
              <td>{{ totals.kbps10s1m5m15m30m60m[3] * 128 | bytes }}/s</td>
              <td>{{ totals.kbps10s1m5m15m30m60m[4] * 128 | bytes }}/s</td>
              <td>{{ totals.kbps10s1m5m15m30m60m[5] * 128 | bytes }}/s</td>
              <td>{{ totals.uptimeSeconds/60/60 | number:0 }} hours</td>
              <td>{{ relays.length }} relays</td>
            </tr>
          </tfoor>
        </table>
      </div>
      <hr>
      <p>
        This product includes GeoLite2 data created by MaxMind, available from
        <a href="https://www.maxmind.com">https://www.maxmind.com</a>.
      </p>
    </div>


    <script type="text/javascript" src="https://code.jquery.com/jquery-2.1.4.min.js"></script>
    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.5.8/angular.min.js"></script>
    <script type="text/javascript" src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
  </body>

  <script>
  angular.module('syncthing', [
  ])
  .config(['$httpProvider', function($httpProvider) {
    $httpProvider.defaults.timeout = 5000;
  }])
  .filter('bytes', function() {
    return function(bytes, precision) {
      if (isNaN(parseFloat(bytes)) || !isFinite(bytes)) return '-';
      if (typeof precision === 'undefined') precision = 1;

      var units = ['bytes', 'kB', 'MB', 'GB', 'TB', 'PB'],
          number = Math.floor(Math.log(bytes) / Math.log(1024));

      var value = (bytes / Math.pow(1000, Math.floor(number)));
      if (!isFinite(value)) {
        value = 0;
        precision = 0;
      }
      if (!isFinite(number)) {
        units = 'bytes';
      } else {
        units = units[number];
      }
      return value.toFixed(precision) + ' ' + units;
    }
  })
  .controller('relayDataController', ['$scope', '$rootScope', '$http', '$q', '$compile', '$timeout', function($scope, $rootScope, $http, $q, $compile, $timeout) {
    $scope.totals = {
      bytesProxied: 0,
      goMaxProcs: 0,
      kbps10s1m5m15m30m60m: [0, 0, 0, 0, 0, 0],
      numActiveSessions: 0,
      numConnections: 0,
      numPendingSessionKeys: 0,
      numProxies: 0,
      uptimeSeconds: 0,
    };
    $scope.map = L.map('map').setView([40.90296, 1.90925], 2);
    L.tileLayer('https://tile.openstreetmap.org/{z}/{x}/{y}.png',
    {
      attribution: 'Leaflet',
      maxZoom: 17
    }).addTo($scope.map);
    $scope.tooltipTemplate = $('#infoTemplate').html();
    $scope.usedLocations = {};
    $scope.sortType = 'stats.numActiveSessions';
    $scope.sortReverse = true;
    $scope.sortCompare = function(a, b) {
      if (a.value == b.value) {
        return 0;
      }
      if (a.type == "undefined" || a.type == "null") {
        return -1;
      }
      if (b.type == "undefined" || b.type == "null") {
        return 1;
      }
      return a.value > b.value ? 1 : -1;
    }

    $http.get("/endpoint/full").then(function(response) {
      $scope.relays = response.data.relays;

      angular.forEach($scope.relays, function(relay) {
        relay.uri = constructURI(relay.url);
        relay.address = relay.url.split('/')[2];

        addMarkerToMap(relay);

        if (relay.stats) {
          angular.forEach($scope.totals, function(value, key) {
            if (typeof $scope.totals[key] == 'number') {
              $scope.totals[key] += relay.stats[key];
            } else if (typeof $scope.totals[key] == 'object' && $scope.totals[key] instanceof Array) {
              angular.forEach($scope.totals[key], function(value, index) {
                $scope.totals[key][index] += relay.stats[key][index];
              });
            }
          });
        }
      });

      // After the totals were calculated, add circles.
      angular.forEach($scope.relays, function(relay) {
        if (relay.stats) {
          addCircleToMap(relay);
        }
      });

      if ($scope.relays.length == 1) {
        //Center to only relay with zoom
        $scope.map.panTo(new L.LatLng(relays[0].location.latitude, relays[0].location.longitude));
        $scope.map.setZoom(13);
      }
    });

    function addMarkerToMap(relay) {
        var loc = relay.location.latitude + "," + relay.location.longitude;

        // Deal with overlapping markers
        while (loc in $scope.usedLocations) {
          var locParts = loc.split(',');
          locParts = [parseFloat(locParts[0]), parseFloat(locParts[1])];
          locParts[Math.round(Math.random())] += 0.5 * (Math.random() >= 0.5 ? 1 : -1);
          loc = locParts.join(',');
        }

        $scope.usedLocations[loc] = true;

        var locParts = loc.split(',');

        relay.marker = new L.Marker([relay.location.latitude, relay.location.longitude],{
          title: relay.url,
        });

        var scope = $rootScope.$new(true);
        scope.relay = relay;

        var icon = new L.Icon({
          iconSize:     [18, 28], // size of the icon
          iconAnchor:   [9, 28], // point of the icon which will correspond to marker's location
          shadowAnchor: [0, 0],  // the same for the shadow
          popupAnchor:  [0, -27], // popup anchor
          shadowSize:   [0,0],
          iconUrl: 'https://cdn.rawgit.com/pointhi/leaflet-color-markers/master/img/marker-icon-red.png',
          shadowUrl: 'https://cdnjs.cloudflare.com/ajax/libs/leaflet/0.7.7/images/marker-shadow.png',
        });

        relay.marker = new L.marker(new L.latLng(locParts[0], locParts[1]),{icon})
                            .bindPopup($compile($scope.tooltipTemplate)(scope)[0],{})
                            .on('mouseover', function (e) {
                                this.openPopup();
                            }).on('mouseout', function (e) {
                                this.closePopup();
                            }).addTo($scope.map);

        relay.showMarker = function() {
          relay.marker.openPopup();
        }

        relay.hideMarker = function() {
          relay.marker.closePopup();
        }
      }


    function addCircleToMap(relay) {
      console.log(relay.location.latitude)
      L.circle([relay.location.latitude, relay.location.longitude],
        {
          radius: ((relay.stats.bytesProxied * 100) / $scope.totals.bytesProxied) * 10000,
          color: "FF0000",
          fillColor: "#FF0000",
          fillOpacity: 0.35,
        }).addTo($scope.map);
    }

    function constructURI(url) {
      var uri = document.createElement('a');

      // HAX, otherwise doesn't work
      uri.href = url.replace('relay://', 'http://');

      // Convert query string to object
      uri.args = {};
      angular.forEach(uri.search.replace(/^\?/, '').split('&'), function(query) {
          var split = query.split('=');
          uri.args[split[0]] = split[1];
      });

      return uri;
    }
  }]);
  </script>

  <script type="text/template" id="infoTemplate">
    <div>
      <p><b>{{ relay.uri.hostname }}</b> <span ng-if="relay.stats.options['provided-by']">provided by <u>{{ relay.stats.options['provided-by'] }}</u></span></p>
      <div ng-if="relay.stats">
        <span ng-if="relay.stats.startTime">Start time: {{ relay.stats.startTime | date:"medium" }}</br></span>
        <span ng-if="relay.stats.bytesProxied != undefined">Proxied: {{ relay.stats.bytesProxied | bytes }}</br></span>
        <span ng-if="relay.stats.numActiveSessions != undefined">Sessions: {{ relay.stats.numActiveSessions }}</br></span>
        <span ng-if="relay.stats.numConnections != undefined">Clients: {{ relay.stats.numConnections }}</br></span>
        <span ng-if="relay.stats.options.pools">Pools: {{ relay.stats.options.pools.join(', ') }}</br></span>
        <span ng-if="relay.stats.options['global-rate'] != undefined">
          <span ng-if="relay.stats.options['global-rate'] > 0">Global rate limit: {{ relay.stats.options['global-rate'] | bytes }}/s</span>
          <span ng-if="relay.stats.options['global-rate'] == 0">Global rate limit: unlimited</span>
          <br/>
        </span>
        <span ng-if="relay.stats.options['per-session-rate'] != undefined">
          <span ng-if="relay.stats.options['per-session-rate'] > 0">Session rate limit: {{ relay.stats.options['per-session-rate'] | bytes }}/s</span>
          <span ng-if="relay.stats.options['per-session-rate'] == 0">Session rate limit: unlimited</span>
          <br/>
        </span>
      </div>
      <div ng-if="!relay.stats">
        Data unavailable.
      <div>
    </div>
  </script>
</html>
