define(['sorttable', 'virtual-dom', 'helper'], function (SortTable, V, helper) {
  'use strict';

  function linkName(d) {
    return (d.source.node ? d.source.node.nodeinfo.hostname : d.source.id) + ' – ' + d.target.node.nodeinfo.hostname;
  }

  var headings = [{
    name: 'node.nodes',
    sort: function (a, b) {
      return linkName(a).localeCompare(linkName(b));
    },
    reverse: false
  }, {
    name: 'node.tq',
    class: 'ion-connection-bars',
    sort: function (a, b) {
      return a.tq - b.tq;
    },
    reverse: true
  }, {
    name: 'node.distance',
    class: 'ion-arrow-resize',
    sort: function (a, b) {
      return (a.distance === undefined ? -1 : a.distance) -
        (b.distance === undefined ? -1 : b.distance);
    },
    reverse: true
  }];

  return function (linkScale, router) {
    var table = new SortTable(headings, 2, renderRow);
    table.el.classList.add('link-list');

    function renderRow(d) {
      var td1Content = [V.h('a', { href: router.getUrl({ l: d.id }), onclick: router.link(d) }, linkName(d))];

      var td1 = V.h('td', td1Content);
      var td2 = V.h('td', { style: { color: linkScale(d.tq).hex() } }, helper.showTq(d));
      var td3 = V.h('td', helper.showDistance(d));

      return V.h('tr', [td1, td2, td3]);
    }

    this.render = function render(d) {
      var h2 = document.createElement('h2');
      h2.textContent = _.t('node.links');
      d.appendChild(h2);

      d.appendChild(table.el);
    };

    this.setData = function setData(d) {
      table.setData(d.graph.links);
    };
  };
});