firefly-iii/public/js/ff/index.js

    /* globals $, columnChart,showTour, Tour, google, pieChart, stackedColumnChart */

$(function () {
    "use strict";
    // do chart JS stuff.
    drawChart();
    if (showTour) {
        $.getJSON('json/tour').done(function (data) {
            var tour = new Tour(
                {
                    steps: data.steps,
                    template: data.template,
                    onEnd: endTheTour
                });
            // Initialize the tour
            tour.init();
            // Start the tour
            tour.start();
        }).fail(function () {
            console.log('Already had tour.');
        });
    }


});

function endTheTour() {
    "use strict";
    $.post('json/end-tour', {_token: token});

}

function drawChart() {
    "use strict";
    lineChart('chart/account/frontpage', 'accounts-chart');
    pieChart('chart/bill/frontpage', 'bills-chart');
    stackedColumnChart('chart/budget/frontpage', 'budgets-chart');
    columnChart('chart/category/frontpage', 'categories-chart');
    columnChart('chart/account/expense', 'expense-accounts-chart');
    columnChart('chart/account/revenue', 'revenue-accounts-chart');


    getBoxAmounts();
}

// /**
//  * Removes a chart box if there is nothing for the chart to draw.
//  *
//  * @param data
//  * @param options
//  * @returns {boolean}
//  */
// function beforeDrawIsEmpty(data, options) {
//     "use strict";
//
//     // check if chart holds data.
//     if (data.labels.length === 0) {
//         // remove the chart container + parent
//         console.log(options.container + ' appears empty. Removed.');
//         $('#' + options.container).parent().parent().remove();
//
//         // return false so script stops.
//         return false;
//     }
//     return true;
// }


function getBoxAmounts() {
    "use strict";
    var boxes = ['in', 'out', 'bills-unpaid', 'bills-paid'];
    for (var x in boxes) {
        var box = boxes[x];
        $.getJSON('json/box/' + box).done(putData).fail(failData);
    }
}

function putData(data) {
    "use strict";
    $('#box-' + data.box).html(data.amount);
}

function failData() {
    "use strict";
    console.log('Failed to get box!');
}