(function ($) {
Drupal.behaviors.overview = {
  attach: function (settings) {
    if (Drupal.settings.overview) {
      var data = Drupal.settings.overview.overview_chart_data;
    }

    // Al Jazeera Facebook
    var aljazeera_values = [];
    var aljazeera_dates = [];
    $.each(data, function(key, value) {
      if (key == 'aljazeera') {
        $.each(value, function(a, b) {
          aljazeera_values.push(parseInt(b.field_field_facebook_likes[0].raw.value));
          aljazeera_dates.push(b.node_created);
        });
      }
    });
    var aljazeera_date_time = [];

    $.each(aljazeera_dates, function(key, value) {
      aljazeera_date_time.push(value);
    });
    // End Al Jazeera Facebook

    // CNN Facebook
    var cnn_values = [];
    var cnn_dates = [];
    $.each(data, function(key, value) {
      if (key == 'cnn') {
        $.each(value, function(a, b) {
          cnn_values.push(parseInt(b.field_field_facebook_likes[0].raw.value));
          cnn_dates.push(b.node_created);
        });
      }
    });
    var cnn_date_time = [];

    $.each(cnn_dates, function(key, value) {
      cnn_date_time.push(value);
    });
    // End CNN Facebook

    // BBC Facebook
    var bbc_values = [];
    var bbc_dates = [];
    $.each(data, function(key, value) {
      if (key == 'bbcnewsworld') {
        $.each(value, function(a, b) {
          bbc_values.push(parseInt(b.field_field_facebook_likes[0].raw.value));
          bbc_dates.push(b.node_created);
        });
      }
    });
    var bbc_date_time = [];

    $.each(bbc_dates, function(key, value) {
      bbc_date_time.push(value);
    });
    // End BBC Facebook

    // Skynews Facebook
    var skynews_values = [];
    var skynews_dates = [];
    $.each(data, function(key, value) {
      if (key == 'skynews') {
        $.each(value, function(a, b) {
          skynews_values.push(parseInt(b.field_field_facebook_likes[0].raw.value));
          skynews_dates.push(b.node_created);
        });
      }
    });
    var skynews_date_time = [];

    $.each(skynews_dates, function(key, value) {
      skynews_date_time.push(value);
    });
    // End skynews Facebook

    // russia_today Facebook
    var russia_today_values = [];
    var russia_today_dates = [];
    $.each(data, function(key, value) {
      if (key == 'russia_today') {
        $.each(value, function(a, b) {
          russia_today_values.push(parseInt(b.field_field_facebook_likes[0].raw.value));
          russia_today_dates.push(b.node_created);
        });
      }
    });
    var russia_today_date_time = [];

    $.each(skynews_dates, function(key, value) {
      russia_today_date_time.push(value);
    });
    // End russia today Facebook

    // france_24 Facebook
    var france_24_values = [];
    var france_24_dates = [];
    $.each(data, function(key, value) {
      if (key == 'france_24') {
        $.each(value, function(a, b) {
          france_24_values.push(parseInt(b.field_field_facebook_likes[0].raw.value));
          france_24_dates.push(b.node_created);
        });
      }
    });
    var france_24_date_time = [];

    $.each(france_24_dates, function(key, value) {
      france_24_date_time.push(value);
    });
    // End france 24 Facebook

    // cnni Facebook
    var cnni_values = [];
    var cnni_dates = [];
    $.each(data, function(key, value) {
      if (key == 'cnninternational') {
        $.each(value, function(a, b) {
          cnni_values.push(parseInt(b.field_field_facebook_likes[0].raw.value));
          cnni_dates.push(b.node_created);
        });
      }
    });
    var cnni_date_time = [];

    $.each(cnni_dates, function(key, value) {
      cnni_date_time.push(value);
    });
    // End cnni Facebook

     // foxnews Facebook
    var foxnews_values = [];
    var foxnews_dates = [];
    $.each(data, function(key, value) {
      if (key == 'foxnews') {
        $.each(value, function(a, b) {
          foxnews_values.push(parseInt(b.field_field_facebook_likes[0].raw.value));
          foxnews_dates.push(b.node_created);
        });
      }
    });
    var foxnews_date_time = [];

    $.each(foxnews_dates, function(key, value) {
      foxnews_date_time.push(value);
    });
    // End foxnews Facebook

    chart = new Highcharts.Chart({
    chart: {
        renderTo: 'facebook-overview',
        type: 'line',
        marginRight: 200,
        marginBottom: 25,
        height: 500,
        reflow: true,
        zoomType: 'xy'
    },
    title: {
        text: 'Facebook overview',
        x: -20 //center
    },
    credits: {
        enabled: true,
        text: 'Attracktor.com'
    },
    plotOptions: {
      line : {
        marker: {
          enabled: true
        },
        allowPointSelect: true,
        cropThreshold: 500,
        pointInterval: 1
      }
    },
    xAxis: {
        categories: aljazeera_date_time,
        reversed: true
    },
    yAxis: {
        title: {
            text: 'Likes'
        },
        reversed: false,
        plotLines: [{
            value: 0,
            width: 1,
            color: '#808080'
        }]
    },
    tooltip: {
        formatter: function() {
                return '<b>'+ this.series.name +'</b><br/>'+
                this.x +': '+ this.y.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",") + ' likes';
;
        }
    },
    legend: {
        layout: 'vertical',
        align: 'right',
        verticalAlign: 'top',
        x: -10,
        y: 100,
        borderWidth: 0
    },

    series:
    [
      {
        name: 'Al Jazeera',
        data: aljazeera_values
      },
      {
        name: 'CNN',
        data: cnn_values
      },
      {
        name: 'BBC',
        data: bbc_values
      },
      {
        name: 'Skynews',
        data: skynews_values
      },
      {
        name: 'Russia Today',
        data: russia_today_values
      },
      {
        name: 'France 24',
        data: france_24_values
      },
      {
        name: 'CNN International',
        data: cnni_values
      },
      {
        name: 'Foxnews',
        data: foxnews_values
      },
    ]
  });
  }
};
})(jQuery);