@kiwicom/orbit-components/es/HorizontalScroll/index.js

Orbit-components is a React component library which provides developers with the easiest possible way of building Kiwi.com’s products.

import _extends from "@babel/runtime/helpers/esm/extends";
import _objectWithoutProperties from "@babel/runtime/helpers/esm/objectWithoutProperties";
const _excluded = ["children", "spacing", "scrollSnap", "onOverflow", "elevationColor", "overflowElevation", "scrollPadding", "dataTest", "minHeight"];
import * as React from "react";
import styled, { css } from "styled-components";
import Stack from "../Stack";
import mergeRefs from "../utils/mergeRefs";
import defaultTheme from "../defaultTheme";
import useTheme from "../hooks/useTheme";
import useScrollBox from "./useScroll";
const shadowMixin = css(["content:\"\";position:absolute;top:0;z-index:1;height:100%;"]);
const StyledWrapper = styled.div.withConfig({
  displayName: "HorizontalScroll__StyledWrapper",
  componentId: "sc-1rcvh7b-0"
})(["", ""], ({
  isDragging,
  $minHeight,
  elevationColor,
  overflowElevation,
  isStart,
  isOverflowing
}) => css(["position:relative;width:100%;min-height:", ";cursor:", ";overflow:hidden;", " ", ""], $minHeight && `${$minHeight}px`, isOverflowing && (isDragging ? "grabbing" : "grab"), isOverflowing && overflowElevation && !isStart && css(["&:before{", ";left:0;box-shadow:5px 0px 20px 20px ", ";}"], shadowMixin, elevationColor), isOverflowing && overflowElevation && css(["&:after{", ";right:0;box-shadow:-5px 0px 20px 20px ", ";}"], shadowMixin, elevationColor))); // $FlowFixMe: https://github.com/flow-typed/flow-typed/issues/3653#issuecomment-568539198

StyledWrapper.defaultProps = {
  theme: defaultTheme
};

const getSnap = ({
  $scrollSnap
}) => {
  if ($scrollSnap === "mandatory") return "x mandatory";
  if ($scrollSnap === "proximity") return "x proximity";
  return $scrollSnap;
};

const StyledOverflow = styled.div.withConfig({
  displayName: "HorizontalScroll__StyledOverflow",
  componentId: "sc-1rcvh7b-1"
})(["", ""], ({
  isDragging,
  scrollPadding
}) => css(["width:100%;height:100%;overflow-y:hidden;overflow-x:auto;scroll-snap-type:", ";scroll-padding:", ";box-sizing:border-box;-ms-overflow-style:none;overflow:-moz-scrollbars-none;scrollbar-width:none;::-webkit-scrollbar{display:none;}"], isDragging ? "none" : getSnap, scrollPadding && `${scrollPadding}px`));
const StyledContainer = styled.div.withConfig({
  displayName: "HorizontalScroll__StyledContainer",
  componentId: "sc-1rcvh7b-2"
})(["", ""], ({
  isDragging
}) => css(["height:100%;width:100%;display:inline-flex;pointer-events:", ";"], isDragging && "none"));
const HorizontalScroll = /*#__PURE__*/React.forwardRef((_ref, ref) => {
  let {
    children,
    spacing = "small",
    scrollSnap = "none",
    onOverflow,
    elevationColor = "paletteCloudDark",
    overflowElevation,
    scrollPadding,
    dataTest,
    minHeight
  } = _ref,
      props = _objectWithoutProperties(_ref, _excluded);

  const scrollWrapperRef = React.useRef(null);
  const containerRef = React.useRef(null);
  const {
    isDragging,
    reachedStart
  } = useScrollBox(scrollWrapperRef);
  const theme = useTheme();
  const [isOverflowing, setOverflowing] = React.useState(false);
  const handleOverflow = React.useCallback(() => {
    var _scrollWrapperRef$cur, _containerRef$current;

    if ((_scrollWrapperRef$cur = scrollWrapperRef.current) !== null && _scrollWrapperRef$cur !== void 0 && _scrollWrapperRef$cur.scrollWidth && (_containerRef$current = containerRef.current) !== null && _containerRef$current !== void 0 && _containerRef$current.offsetWidth) {
      const {
        scrollWidth: containerScrollWidth
      } = scrollWrapperRef.current;
      const {
        offsetWidth
      } = containerRef.current;

      if (containerScrollWidth > offsetWidth) {
        setOverflowing(true);
        if (onOverflow) onOverflow();
      } else {
        setOverflowing(false);
      }
    }
  }, [onOverflow]);
  React.useEffect(() => {
    handleOverflow();
    window.addEventListener("resize", handleOverflow);
    return () => window.addEventListener("resize", handleOverflow);
  }, [handleOverflow]);
  return /*#__PURE__*/React.createElement(StyledWrapper, _extends({}, props, {
    $minHeight: minHeight,
    overflowElevation: overflowElevation,
    "data-test": dataTest,
    isDragging: isDragging,
    isStart: reachedStart,
    isOverflowing: isOverflowing,
    ref: mergeRefs([ref, containerRef]),
    elevationColor: theme.orbit[elevationColor]
  }), /*#__PURE__*/React.createElement(StyledOverflow, {
    $scrollSnap: scrollSnap,
    scrollPadding: scrollPadding,
    isDragging: isDragging,
    ref: scrollWrapperRef
  }, /*#__PURE__*/React.createElement(StyledContainer, {
    isDragging: isDragging
  }, /*#__PURE__*/React.createElement(Stack, {
    inline: true,
    spacing: spacing
  }, children))));
});
export default HorizontalScroll;