// Credit: http://gist.github.com/399624
// The click event will be fired with a small delay but will not fire upon a double click.
$.fn.clickSingleDouble = function(singleClickCallback, doubleClickCallback, delay = 250) {
  return this.each(() => {
    var clicks;
    clicks = 0;
    return $(this).click((event) => {
      clicks++;
      if (clicks === 1) {
        return setTimeout(() => {
          if (clicks === 1) {
            singleClickCallback.call(this, event);
          } else {
            doubleClickCallback.call(this, event);
          }
          return clicks = 0;
        }, delay);
      }
    });
  });
};

// Credit: https://stackoverflow.com/a/15191130/1544937
// Credit: https://gist.github.com/hoandang/5989980
// Rotate any jQuery selected element.
$.fn.rotate = function(degree = 0, duration = 1000) {
  var element, rotation;
  element = $(this);
  rotation = () => {
    var matrix;
    matrix = element.css("-webkit-transform" || element.css("-moz-transform" || element.css("-ms-transform" || element.css("-o-transform" || element.css("transform")))));
    if (matrix !== "none") {
      matrix = matrix.split("(")[1].split(")")[0].split(",");
      return Math.round(Math.atan2(matrix[1], matrix[0]) * (180 / Math.PI));
    } else {
      return 0;
    }
  };
  rotation = rotation();
  if (rotation !== degree) {
    return $({
      "deg": rotation
    }).animate({
      "deg": degree
    }, {
      "duration": duration,
      "step": (now) => {
        return element.css({
          "transform": "rotate(" + now + "deg)"
        });
      }
    });
  }
};