function plotChart()

in assets/telemetry-metrics.js [88:166]
69 lines of code
1 McCabe index (conditional complexity)

function plotChart(id, labels, values1, title1, color1, values2, title2, color2) {
  const ctx = document.getElementById(id+"-canvas").getContext('2d');
  let chart = new Chart(ctx, {
    type: 'scatter',
    data: {
      labels: labels,
      datasets: [
        {
          label: title1,
          data: values1,
          borderColor: color1,
          fill: false,
          borderWidth: 1,
          tension: 0.1,
          trendlineLinear: {
            style: "rgba(255,105,180, .8)",
            lineStyle: "dotted",
            width: 2
          }
        },
        {
          label: title2,
          data: values2,
          borderColor: color2,
          fill: false,
          borderWidth: 1,
          tension: 0.1,
          trendlineLinear: {
            style: "rgba(255,105,180, .8)",
            lineStyle: "dotted",
            width: 2
          }
        }
      ]
    },
    options: {
      scales: {
        x: {
          type: 'time',
          time: { unit: 'day', tooltipFormat: 'll' },
          title: { display: true, text: 'Build Date' }
        },
        y: {
          beginAtZero: false,
          title: { display: true, text: 'Time (ms)' }
        }
      },
      plugins: {
        zoom : {
            pan: {
                enabled: false,
            },
            zoom: {
                mode: 'xy',
                drag: {
                    enabled: true,
                    borderColor: 'rgb(54, 162, 235)',
                    borderWidth: 1,
                    backgroundColor: 'rgba(54, 162, 235, 0.3)'
                },
                onZoom({ chart }) {
                  window.allCharts.forEach(c => {
                    c.zoomScale(
                      'x',
                      { min: Math.trunc(chart.scales.x.min), max: Math.trunc(chart.scales.x.max) },
                      'none'
                    );
                  });
                },
            },
        },
      }
    },
    plugins: [backgroundColorPlugin]
  });

  displayMetrics(id+"-metrics", title1, values1, title2, values2);
  window.allCharts.push(chart);
}