// Generated by CoffeeScript 1.10.0
(function() {
  var base7, base7_n1, base7_n2, data, diagonal, distance, fill_color, height, i, link, links, max_depth, n1, n2, name1, name2, node, nodes, radius, stroke_color, svg, tree, vis, width;

  width = 960;

  height = 1000;

  distance = 16;

  max_depth = 10;

  radius = 8;

  svg = d3.select('svg').attr({
    width: width,
    height: height
  });

  vis = svg.append('g').attr({
    transform: "translate(50, 100)"
  });

  fill_color = d3.scale.ordinal().domain(['tree1full', 'tree1partially full', 'tree2full', 'tree2partially full', 'empty']).range(['steelblue', 'lightsteelblue', 'orange', '#ffdc9d', '#fff']);

  stroke_color = d3.scale.ordinal().domain(['tree1', 'tree2', 'empty']).range(['steelblue', 'orange', 'gray']);


  /* TREE CONSTRUCTION
   */

  name1 = 'tree1';

  name2 = 'tree2';

  n1 = Math.floor(Math.random() * 1000);

  base7_n1 = hept_tree_utils.base10_to_base7(n1);

  n2 = Math.floor(Math.random() * 1000);

  base7_n2 = hept_tree_utils.base10_to_base7(n1 + n2);

  tree = {
    name: name1,
    type: ((base7_n1.reduce(function(t, s) {
      return t + s;
    })) === 1 ? 'full' : 'partially full'),
    children: []
  };

  base7 = hept_tree_utils.align_arrays(base7_n1, base7_n2);

  tree = hept_tree_utils.make_tree(tree, base7[0], base7[1], name1, name2, 0);

  data = tree;


  /* TREE VISUALIZATION
   */

  svg.append('text').html("N1 = " + n1 + " (" + (base7[0].join('')) + "), N2 = " + n2 + " (" + (base7[1].join('')) + ")").attr({
    "class": 'number',
    x: 40,
    y: 40
  });

  svg.selectAll('.order').data((function() {
    var j, ref, results;
    results = [];
    for (i = j = 0, ref = base7[0].length; 0 <= ref ? j <= ref : j >= ref; i = 0 <= ref ? ++j : --j) {
      results.push(i);
    }
    return results;
  })()).enter().append('text').text(function(d, i) {
    return "" + (base7[0].length - i);
  }).attr({
    "class": 'order',
    x: function(d, i) {
      return 45 + 96 * i;
    },
    y: 75
  });

  tree = d3.layout.tree().size([0, 0]);

  nodes = tree.nodes(data);

  links = tree.links(nodes);

  height = 0;

  nodes.forEach(function(n) {
    if ((n.parent != null) && n.parent.children[0] !== n) {
      height += distance;
    }
    n.x = height;
    return n.y = n.depth * (width / max_depth);
  });

  diagonal = d3.svg.diagonal().projection(function(d) {
    return [d.y, d.x];
  });

  link = vis.selectAll('path.link').data(links).enter().append('path').attr({
    "class": 'link',
    d: diagonal
  });

  node = vis.selectAll('g.node').data(nodes).enter().append('g').attr({
    "class": 'node',
    transform: function(d) {
      return "translate(" + d.y + "," + d.x + ")";
    }
  });

  node.append('path').attr({
    "class": 'hex',
    d: function(d) {
      return hept_tree_utils.hex_generate_svg_path(12);
    },
    fill: function(d) {
      return fill_color(d.name + d.type);
    },
    stroke: function(d) {
      return stroke_color(d.name);
    }
  }).append('title').text(function(d) {
    return d.type;
  });

}).call(this);