Conditional Formatting

type ConditionalFormattingConfig =
  | ConditionalFormattingConfigWithSingleColor
  | ConditionalFormattingConfigWithColorRange;

interface ConditionalFormattingConfigWithSingleColor {
  target: FieldTarget | null;
  color: string;
  rules: ConditionalFormattingWithFilterOperator[];
}

interface ConditionalFormattingConfigWithColorRange {
  target: FieldTarget | null;
  color: ConditionalFormattingColorRange;
  rule: ConditionalFormattingMinMax<number | 'auto'>;
}

function createConditionalFormattingConfigWithSingleColor(
  defaultColor: string,
  target?: FieldTarget | null
): ConditionalFormattingConfigWithSingleColor;

function createConditionalFormattingConfigWithColorRange(
  defaultColor: string,
  target?: FieldTarget | null
): ConditionalFormattingConfigWithColorRange;