@primer/components/lib-esm/Token/TokenLabel.js

Primer react components

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

import React, { forwardRef } from 'react';
import styled, { css } from 'styled-components';
import TokenBase, { isTokenInteractive } from './TokenBase';
import RemoveTokenButton from './_RemoveTokenButton';
import tinycolor from 'tinycolor2';
import { useTheme } from '../ThemeProvider';
const colorModeConfigs = {
  dark: {
    bgOpacity: 0.18,
    borderThreshold: 0,
    borderOpacity: 0.3,
    lightnessThreshold: 0.6
  },
  light: {
    bgOpacity: 1,
    borderThreshold: 0.96,
    borderOpacity: 1,
    lightnessThreshold: 0.453
  }
};
const tokenBorderWidthPx = 1;
const StyledTokenLabel = styled(TokenBase).withConfig({
  displayName: "TokenLabel__StyledTokenLabel",
  componentId: "sc-1bdmgzv-0"
})(["background-color:", ";border-width:", "px;border-style:solid;border-color:", ";color:", ";padding-right:", ";position:relative;", ""], props => props.bgColor, tokenBorderWidthPx, props => props.borderColor, props => props.textColor, props => !props.hideRemoveButton ? 0 : undefined, props => {
  if (props.isSelected) {
    return css(["&:after{content:'';position:absolute;z-index:1;top:-2px;right:-2px;bottom:-2px;left:-2px;display:block;pointer-events:none;box-shadow:0 0 0 2px ", ";border-radius:999px;}"], props.bgColor);
  }
});
const TokenTextContainer = styled('span').withConfig({
  displayName: "TokenLabel__TokenTextContainer",
  componentId: "sc-1bdmgzv-1"
})(["flex-grow:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;"]);
const TokenLabel = /*#__PURE__*/forwardRef((props, forwardedRef) => {
  const {
    as,
    fillColor,
    handleRemove,
    id,
    isSelected,
    ref,
    text,
    variant,
    hideRemoveButton,
    ...rest
  } = props;
  const {
    colorScheme
  } = useTheme();
  const {
    bgOpacity,
    borderOpacity,
    borderThreshold,
    lightnessThreshold
  } = colorModeConfigs[colorScheme || 'light'];
  let bgColor = fillColor;
  let borderColor = fillColor;
  let textColor = '#FFF';
  const perceivedLightness = tinycolor(fillColor).getLuminance();
  const isFillColorLight = perceivedLightness >= lightnessThreshold;

  if (colorScheme === 'dark') {
    const lightenBy = (perceivedLightness - lightnessThreshold) * 100 * (isFillColorLight ? 1 : 0);
    bgColor = isSelected ? tinycolor(fillColor).setAlpha(bgOpacity * 1.2).toRgbString() : tinycolor(fillColor).setAlpha(bgOpacity).toRgbString();
    textColor = isSelected ? tinycolor(fillColor).lighten(lightenBy + 10).toString() : tinycolor(fillColor).lighten(lightenBy).toString();
    borderColor = isSelected ? tinycolor(fillColor).lighten(lightenBy + 5).toRgbString() : tinycolor(fillColor).lighten(lightenBy).setAlpha(borderOpacity).toRgbString();
  } else {
    const isFillColorDark = perceivedLightness < 0.1;
    borderColor = perceivedLightness >= borderThreshold ? tinycolor(fillColor).darken(25).toString() : 'transparent';

    if (isFillColorLight) {
      textColor = '#000';
    }

    if (isSelected) {
      bgColor = isFillColorDark ? tinycolor(fillColor).lighten(10).toString() // TODO: darken more than 10 if the fillColor is really bright and doesn't darken well
      //       Examples of colors that don't darken well:
      //       - #a2eeef
      //       - #ffd78e
      //       - #a4f287
      : tinycolor(fillColor).darken(10).toString();
    }
  }

  const hasMultipleActionTargets = isTokenInteractive(props) && Boolean(handleRemove) && !hideRemoveButton;

  const handleRemoveClick = e => {
    e.stopPropagation();
    handleRemove && handleRemove();
  };

  return /*#__PURE__*/React.createElement(StyledTokenLabel // specific to labels
  , _extends({
    fillColor: fillColor,
    bgColor: bgColor,
    borderColor: borderColor,
    textColor: textColor // common token props
    ,
    as: as,
    hideRemoveButton: hideRemoveButton || !handleRemove,
    handleRemove: handleRemove,
    id: id === null || id === void 0 ? void 0 : id.toString(),
    isSelected: isSelected,
    ref: forwardedRef,
    text: text,
    variant: variant
  }, rest), /*#__PURE__*/React.createElement(TokenTextContainer, null, text), !hideRemoveButton && handleRemove ? /*#__PURE__*/React.createElement(RemoveTokenButton, {
    borderOffset: tokenBorderWidthPx,
    parentTokenTag: as || 'span',
    tabIndex: -1,
    onClick: handleRemoveClick,
    variant: variant,
    "aria-hidden": hasMultipleActionTargets ? "true" : "false"
  }) : null);
});
TokenLabel.defaultProps = {
  fillColor: '#999'
};
export default TokenLabel;