function drawBar()

in src/Wlinebar/index.tsx [597:664]
63 lines of code
9 McCabe index (conditional complexity)

function drawBar(chart: View, config: WlinebarConfig, yAxisKey = 'y', legendKey = 'type') {
  const {
    stack,
    stackReverse,
    marginRatio,
    dodgeStack,
    barSize,
    barMinSize,
    barMaxSize = 24,
    columnWidthRatio,
    dodgePadding,
  } = config;
  const geomConfig = {
    minColumnWidth: barMinSize || null,
    maxColumnWidth: barMaxSize || null,
    columnWidthRatio: columnWidthRatio || null,
    dodgePadding: dodgePadding || null,
  };

  let intervalGeom = null;
  if (dodgeStack) {
    intervalGeom = chart
      .interval(geomConfig)
      .position(['x', yAxisKey])
      .color(legendKey, config.barColors)
      .adjust([
        {
          type: 'dodge',
          marginRatio: marginRatio || 0, // 数值范围为 0 至 1，用于调整分组中各个柱子的间距
          dodgeBy: 'dodge',
        },
        {
          type: 'stack',
          reverseOrder: !stackReverse, // 层叠顺序倒序
        },
      ]);
  } else if (stack) {
    intervalGeom = chart
      .interval(geomConfig)
      .position(['x', yAxisKey])
      .color(legendKey, config.barColors)
      .adjust([
        {
          type: 'stack',
          reverseOrder: !stackReverse, // 层叠顺序倒序
        },
      ]);
  } else {
    intervalGeom = chart
      .interval(geomConfig)
      .position(['x', yAxisKey])
      .color(legendKey, config.barColors)
      .adjust([
        {
          type: 'dodge',
          marginRatio: marginRatio || 0, // 数值范围为 0 至 1，用于调整分组中各个柱子的间距
        },
      ]);
  }

  geomSize(intervalGeom, barSize, null, yAxisKey, `x*${yAxisKey}*${legendKey}*extra`);

  geomStyle(intervalGeom, config.barGeomStyle, {}, `x*${yAxisKey}*${legendKey}*extra`);

  label({ geom: intervalGeom, config: config, field: yAxisKey, extraConfigKey: 'barLabel' });

  return intervalGeom;
}