tooltip.ts

import { BubblePoint, ObjectTypeDatetimePoint, Point } from '@t/options';
import { TooltipDataValue } from '@t/components/tooltip';
import { isObject } from '@src/helpers/utils';
import { isRangeValue } from './range';

function isBubblePointType(value: ObjectTypeDatetimePoint | Point): value is BubblePoint {
  return value.hasOwnProperty('r');
}

export function getValueString(value: TooltipDataValue) {
  let result = '';

  if (isRangeValue(value)) {
    result = `${value[0]} ~ ${value[1]}`;
  } else if (isObject(value) && !Array.isArray(value)) {
    result = `(${value.x}, ${value.y})` + (isBubblePointType(value) ? `, r: ${value.r}` : '');
  } else {
    result = String(value);
  }

  return result;
}

export function getScrollPosition() {
  return {
    scrollX: window.scrollX ?? window.pageXOffset,
    scrollY: window.scrollY ?? window.pageYOffset,
  };
}