GordonDiggs/cataloguais

var jqueryLoaded = function() {
  $(document).ready(function() {

    // display a message and fade in the message banner
    var showMessage = function(message) {
      $('.message').html(message).fadeIn(400);
    };

    // bind to form submission (adding/updating an item)
    // show the message and add the row to the bottom of the table
    $('form.ajax').live('submit', function() {
      var $form = $(this);

      $.ajax({
        url: $form.attr('action'),
        type: $form.attr('method'),
        data: $form.serialize(),
        dataType: 'json',
        success: function(response) {
          showMessage(response.message);
          $(response.item_markup).insertAfter('table tr:first');
          $form.find('input[type=text]').val('');
        }
      });

      return false;
    });
    
    // Delete an item using ajax, then show the message and fade out the row.
    $('a.delete').live('click', function() {
      if(confirm("Are you sure you want to delete this item?")) {
        var $link = $(this);

        $.ajax({
          url: $link.attr('rel'),
          type: 'DELETE',
          dataType: 'json',
          success: function(response) {
            showMessage(response.message);
            $link.parents('tr').slideUp(400);
          }
        });
      }

      return false;
    });

    // edit link shows form row
    $('a.edit').live('click', function() {
      var id = $(this).parents('tr').attr('data-id');

      $('tr[data-id=' + id + ']').hide();
      $('tr[data-id=' + id + '].edit').show();

      // move the edit row into view
      $('html, body').animate( {
        scrollTop: $('tr[data-id=' + id + '].edit').offset().top - 50
      }, 100);

      return false;
    });

    $('a.save').live('click', function() {
      $(this).parents('tr').find('form').submit();
      $(this).parents('tr').hide();
      return false;
    });

    $('a.login, a.import').live('click', function() {
      $('#editing-bar form').show();
      $(this).hide();
      return false;
    });

    $('.toggle-controls a').live('click', function() {
      if($('#editing-bar').is(':visible')) {
        $('#editing-bar').fadeOut(400);
        $(this).text('show controls');
      } else {
        $('#editing-bar').fadeIn(400);
        $(this).text('hide controls');
      }
      return false;
    });

    // select random data row, highlight it and scroll the window
    // to it
    $('a.random').live('click', function() {
      $('tr.hover').removeClass('hover');
      var rows = $('tr[data-id]:not(.edit)'),
          index = Math.floor(Math.random() * rows.length),
          $row = $(rows[index]);

      $row.addClass('hover');
      $('html, body').animate( {
        scrollTop: $row.offset().top
      }, 800);

      return false;
    });

    if($('.chart').length) {

      var drawChart = function(elem) {
        var colors = ["#5B86A3", "#739AB3", "#CDE2F0", "#7BA0B9", "#BCD4E5", "#ACC7DA", "#A4C1D4", "#437392", "#53809D", "#94B4C9", "#638DA8", "#B4CEDF", "#4B7998", "#84A7BE", "#8CADC4", "#6B93AE", "#3B6C8D", "#C4DBEA", "#336688", "#9CBACF"],
            options = {
              backgroundColor: {
                fill: '#2F2F2F',
                stroke: '#2F2F2F'
              },
              pieSliceBorderColor: '#2F2F2F',
              //colors: colors,
              pieSliceText: 'label',
              pieSliceTextStyle: { color: 'black', fontSize: '12' },
              legend: {position: 'none'},
              chartArea: {width: '800', height: '500'}
            };

        $.getJSON('/occurrences', { field: $(elem).attr('data-field') }, function(response) {
          console.log("response for field:", $(elem).attr('data-field'), response);
          var data = google.visualization.arrayToDataTable(response.occurrence);
          var chart = new google.visualization.PieChart(elem)
          chart.draw(data, options);

          // add select listener to jump to search results from pie charts
          google.visualization.events.addListener(chart, 'select', function() {
            var selected = chart.getSelection()//,
                label = data.getFormattedValue(selected[0].row, 0);

            if(confirm("Go to results for '" + label + "'?")) {
              window.location.href = '/?search=' + encodeURIComponent(label);
            }
          });
        });

      };

      $('.chart').each(function(i) {
        drawChart(this);
      });
    }

  });
}