$.ajax({
    url: 'week_overview',
    dataType: 'json'
}).done(function (results) {
    new Chart(document.getElementById("overview_chart"), {
        type: 'line',
        data: {
            labels: results.labels,
            datasets: [{
                label: "Warenanzahl",
                data: results.count,
                fill: true,
                backgroundColor: 'rgba(113, 114, 231, 0.7)',
                lineTension: 0
            }, {
                label: "Einnahmen in €",
                data: results.revenue,
                fill: true,
                backgroundColor: 'rgba(104, 216, 154, 0.8)',
                lineTension: 0
            }]
        },
        options: {
            responsive: true,
            title: {
                display: false,
                text: 'Übersicht'
            },
            legend: {
                display: false
            },
            tooltips: {
                mode: 'index',
                intersect: false
            },
            hover: {
                mode: 'nearest',
                intersect: true
            },
            elements: {
                point: {
                    radius: 0
                }
            },
            scales: {
                xAxes: [{
                    display: true,
                    gridLines: {
                        display: false
                    }
                }],
                yAxes: [{
                    display: true
                }]
            }
        }
    });
});