// Generated by CoffeeScript 1.10.0
(function() {
  var a_ids, a_labels, a_n, all_a_labels, all_b_labels, all_cells, b_ids, b_labels, b_n, cells, cellsize, en_a_labels, en_b_labels, en_cells, height, links, matrix_h, matrix_w, max_weight, svg, vis, weight2color, width, x, y;

  a_ids = ['Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa', 'Su'];

  b_ids = ['00', '01', '02', '03', '04', '05', '06', '07', '08', '09', '10', '11', '12', '13', '14', '15', '16', '17', '18', '19', '20', '21', '22', '23'];

  links = [];

  a_ids.forEach(function(a) {
    return b_ids.forEach(function(b) {
      return links.push({
        a: a,
        b: b,
        w: (Math.random() + (b === '08' || b === '09' || b === '10' || b === '11' || b === '12' || b === '13' || b === '14' || b === '15' || b === '16' || b === '17' || b === '18' ? 0.4 : 0)) / (a === 'Sa' || a === 'Su' ? 3 : 1)
      });
    });
  });

  max_weight = d3.max(links, function(d) {
    return d.w;
  });

  matrix_w = 800;

  matrix_h = 400;

  a_n = a_ids.length;

  b_n = b_ids.length;

  cellsize = Math.min(matrix_w / b_n, matrix_h / a_n);

  x = d3.scaleBand().domain(b_ids).range([-cellsize * b_n / 2, cellsize * b_n / 2]);

  y = d3.scaleBand().domain(a_ids).range([-cellsize * a_n / 2, cellsize * a_n / 2]);

  weight2color = d3.scaleSequential(d3.interpolateViridis).domain([0, max_weight]);

  svg = d3.select('svg');

  width = svg.node().getBoundingClientRect().width;

  height = svg.node().getBoundingClientRect().height;

  vis = svg.append('g').attrs({
    transform: "translate(" + (width / 2) + "," + (height / 2) + ")"
  });

  cells = vis.selectAll('.cell').data(links, function(d) {
    return d.a + "--" + d.b;
  });

  en_cells = cells.enter().append('rect').attrs({
    "class": 'cell'
  });

  all_cells = en_cells.merge(cells);

  all_cells.attrs({
    x: function(d) {
      return x(d.b);
    },
    y: function(d) {
      return y(d.a);
    },
    width: x.bandwidth(),
    height: y.bandwidth(),
    fill: function(d) {
      return weight2color(d.w);
    }
  });

  cells.exit().remove();

  a_labels = vis.selectAll('.a_label').data(a_ids);

  en_a_labels = a_labels.enter().append('text').attrs({
    "class": 'a_label'
  });

  all_a_labels = en_a_labels.merge(a_labels);

  all_a_labels.text(function(d) {
    return d;
  }).attrs({
    dy: '0.35em',
    x: x.range()[0] - 8,
    y: function(d) {
      return y(d) + y.bandwidth() / 2;
    }
  });

  a_labels.exit().remove();

  b_labels = vis.selectAll('.b_label').data(b_ids);

  en_b_labels = b_labels.enter().append('text').attrs({
    "class": 'b_label'
  });

  all_b_labels = en_b_labels.merge(b_labels);

  all_b_labels.text(function(d) {
    return d;
  }).attrs({
    x: function(d) {
      return x(d) + x.bandwidth() / 2;
    },
    y: y.range()[0] - 8
  });

  b_labels.exit().remove();

}).call(this);