Call API to populate data

api-chart-view.js

({
    ...
    loadData: function() {
        var self = this;
        var url = app.api.buildURL('Accounts/get_line_chart_data');
        app.api.call('read', url, null, {
            success: function (response) {
                _.each(response, function (data, key) {
                    self.chartDataArr.push(data);
                });
                if (self.chartDataArr.length > 0) {
                    self.total = 1;
                } else {
                    self.errorMsg = "There is no chart information available";
                }

                self.render();
            },
            error: _.bind(function () {
                this.errorMsg = "Error encountered retrieving chart information";
            }, this)
        });
    },
    ...
})