define(["sorttable", "virtual-dom"], function (SortTable, V) {
  function linkName(d) {
    return (d.source.node ? d.source.node.nodeinfo.hostname : d.source.id) + " – " + d.target.node.nodeinfo.hostname;
  }

  var headings = [{ name: "Knoten",
                    sort: function (a, b) {
                      return linkName(a).localeCompare(linkName(b));
                    },
                    reverse: false
                  },
                  { name: "TQ",
                    sort: function (a, b) { return a.tq - b.tq; },
                    reverse: true
                  },
                  { name: "Typ",
                    sort: function (a, b) {
                      return a.type.localeCompare(b.type);
                    },
                    reverse: false
                  },
                  { name: "Entfernung",
                    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);

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

      var td1 = V.h("td", td1Content);
      var td2 = V.h("td", {style: {color: linkScale(d.tq).hex()}}, showTq(d));
      var td3 = V.h("td", d.type);
      var td4 = V.h("td", showDistance(d));

      return V.h("tr", [td1, td2, td3, td4]);
    }

    this.render = function (d)  {
      var el = document.createElement("div");
      el.last = V.h("div");
      d.appendChild(el);

      var h2 = document.createElement("h2");
      h2.textContent = "Verbindungen";
      el.appendChild(h2);

      el.appendChild(table.el);
    };

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