function prepareSeries()

in viz-lib/src/visualizations/chart/plotly/preparePieData.ts [26:95]
65 lines of code
4 McCabe index (conditional complexity)

function prepareSeries(series: any, options: any, additionalOptions: any) {
  const {
    cellWidth,
    cellHeight,
    xPadding,
    yPadding,
    cellsInRow,
    hasX,
    index,
    hoverInfoPattern,
    getValueColor,
  } = additionalOptions;

  const seriesOptions = extend({ type: options.globalSeriesType, yAxis: 0 }, options.seriesOptions[series.name]);

  const xPosition = (index % cellsInRow) * cellWidth;
  const yPosition = Math.floor(index / cellsInRow) * cellHeight;

  const labels: any = [];
  const values: any = [];
  const sourceData = new Map();
  const seriesTotal = reduce(
    series.data,
    (result, row) => {
      const y = cleanNumber(row.y);
      return result + Math.abs(y);
    },
    0
  );
  each(series.data, row => {
    const x = hasX ? normalizeValue(row.x, options.xAxis.type) : `Slice ${index}`;
    const y = cleanNumber(row.y);
    labels.push(x);
    values.push(y);
    sourceData.set(x, {
      x,
      y,
      yPercent: (y / seriesTotal) * 100,
      row,
    });
  });

  const markerColors = map(series.data, row => getValueColor(row.x));
  const textColors = map(markerColors, c => chooseTextColorForBackground(c));

  return {
    visible: true,
    values,
    labels,
    type: "pie",
    hole: 0.4,
    marker: {
      colors: markerColors,
    },
    hoverinfo: hoverInfoPattern,
    text: [],
    textinfo: options.showDataLabels ? "percent" : "none",
    textposition: "inside",
    textfont: {
      color: textColors,
    },
    name: seriesOptions.name || series.name,
    direction: options.direction.type,
    domain: {
      x: [xPosition, xPosition + cellWidth - xPadding],
      y: [yPosition, yPosition + cellHeight - yPadding],
    },
    sourceData,
  };
}