/* ===============================
| TABLESORT.JS
| Copyright, Andy Croxall (mitya@mitya.co.uk)
| For documentation and demo see http://mitya.co.uk/scripts/Animated-table-sort-REGEXP-friendly-111
|
| USAGE
| This script may be used, distributed and modified freely but this header must remain intact.
| For usage info and demo, including info on args and params, see www.mitya.co.uk/scripts
=============================== */

jQuery.fn.sortTable = function (params) {
    var error = null;
    var complain = null;
    var trs = $('>tbody>tr',this).length;
    if (!params.onCol) { error = "No column specified to search on"; complain = true; }
    else if ($(this).find('td:nth-child(' + params.onCol + ')').length == 0) { error = "The requested column wasn't found in the table"; complain = true; }
    if (error) { if (complain) alert(error); return; }
    if (!params.sortType || params.sortType != 'numeric') params.sortType = 'ascii';

    var valuesToSort = [];
    $(this).css('position', 'relative');
    var doneAnimating = 0;
    var tdSelectorText = 'td' + (!params.onCol ? '' : ':nth-child(' + params.onCol + ')');
    $(this).find('td:nth-child(' + params.onCol + ')').addClass('sortOnThisCol');
    var thiss = this;

    var counter = 0;
    $(this).find('td').each(function () {
        if ($(this).is('.sortOnThisCol') || (!params.onCol && !params.keepRelationships)) {
            var valForSort = !params.child ? $(this).text() : (params.child != 'input' ? $(this).find(params.child).text() : $(this).find(params.child).val());
            if (params.regexp) {
                valForSort = valForSort.match(new RegExp(params.regexp))[!params.regexpIndex ? 0 : params.regexpIndex];
            }
            valuesToSort.push(valForSort);
        }
        var thisTDHTMLHolder = document.createElement('div');
        with ($(thisTDHTMLHolder)) {
            html($(this).html());
            if (params.child && params.child == 'input') html(html().replace(/<input /, "<input value='" + $(this).find(params.child).val() + "'", html()));
            css({ position: 'relative', left: 0, top: 0 });
        }
        $(this).html('');
        $(this).append(thisTDHTMLHolder);
        counter++;
    });

    params.sortType == 'numeric' ? valuesToSort.sort(function (a, b) { return (a.replace(/[^\d\.]/g, '', a) - b.replace(/[^\d\.]/g, '', b)); }) : valuesToSort.sort();
    if (params.sortDesc) {
        valuesToSort_tempCopy = [];
        for (var u = valuesToSort.length; u--; u >= 0) valuesToSort_tempCopy.push(valuesToSort[u]);
        valuesToSort = valuesToSort_tempCopy;
        delete (valuesToSort_tempCopy)
    }

    for (var k in valuesToSort) {

        var currTD = $($(this).find(tdSelectorText).filter(function () {
            return (
        (
          !params.regexp
          &&
          (
            (
              params.child
              &&
              (
                (
                  params.child != 'input'
                  &&
                  valuesToSort[k] == $(this).find(params.child).text()
                )
                ||
                params.child == 'input'
                &&
                valuesToSort[k] == $(this).find(params.child).val()
              )
            )
            ||
            (
              !params.child
              &&
              valuesToSort[k] == $(this).children('div').html()
            )
          )
        )
        ||
        (
          params.regexp
          &&
          $(this).children('div').html().match(new RegExp(params.regexp))[!params.regexpIndex ? 0 : params.regexpIndex] == valuesToSort[k]
        )
      )
      &&
      !$(this).hasClass('tableSort_TDRepopulated');
        }).get(0));

        currTD.addClass('tableSort_TDRepopulated');

        var targetTD = $($(this).find(tdSelectorText).get(k));
        currTD.get(0).toTD = targetTD;

        if (params.keepRelationships) {
            var counter = 0;
            $(currTD).parent().children('td').each(function () {
                $(this).get(0).toTD = $(targetTD.parent().children().get(counter));
                counter++;
            });
        }

        var currPos = currTD.position();
        var targetPos = targetTD.position();
        var moveBy_top = targetPos.top - currPos.top;

        if (targetPos.top > currPos.top) moveBy_top = Math.abs(moveBy_top);

        var animateOn = params.keepRelationships ? currTD.add(currTD.siblings()) : currTD;
        var done = 0;
  
        var position = animateOn.children('div').position();

        var direction = moveBy_top < 0 ? 1 : -1;
        var randomOffset = direction * (Math.random() * 30 + 30);
  
        var noanim = false;
        if(trs > 15){
            noanim = true;
        }
  
        var speed = noanim ? 10 : 400;

        if (moveBy_top != 0) {
            animateOn.children('div')
            .animate(
                {
                    top: (direction < 0 ? '+' : '-') + '10px',
                    left: randomOffset
                    //opacity: direction > 0 ? 0.5 : 1
                },
                speed)
            .animate(
                {
                    top: moveBy_top + 10 * direction,
                    left: randomOffset
                },
                speed);
        }

        animateOn.children('div')
            .animate(
                {
                    top: moveBy_top,
                    left: 0
                    //opacity: 1
                },
                speed,
                null,
                function () {
                    if ($(this).parent().is('.sortOnThisCol') || !params.keepRelationships) {
                        done++;
                        if (done == valuesToSort.length - 1) thiss.tableSort_cleanUp();
                    }
                });
    }

};

jQuery.fn.tableSort_cleanUp = function() {
  $(this).find('td').each(function() {
    if($(this).get(0).toTD) $($(this).get(0).toTD).get(0).newHTML = $(this).children('div').html();
  });
  $(this).find('td').each(function() { $(this).html($(this).get(0).newHTML); });
  $('td.tableSort_TDRepopulated').removeClass('tableSort_TDRepopulated');
  $(this).find('.sortOnThisCol').addClass('sorted').removeClass('sortOnThisCol');
  $(this).find('td[newHTML]').attr('newHTML', '');
  $(this).find('td[toTD]').attr('toTD', '');
};