@razorpay/blade/build/lib/native/tokens/theme/createTheme.js

The Design System that powers Razorpay

import tinycolor from 'tinycolor2';
import overrideTheme from './overrideTheme.js';
import bladeTheme from './bladeTheme.js';
import { colors } from '../global/colors.js';
import { opacity } from '../global/opacity.js';
import '../global/typography.js';
import '../global/motion.js';
import { throwBladeError } from '../../utils/logger/logger.js';

var WCAG2ContrastOptions={level:'AAA',size:'large'};var getColorWithOpacity=function getColorWithOpacity(color,opacity){return tinycolor(color).setAlpha(opacity).toHslString();};var generateChromaticBrandColors=function generateChromaticBrandColors(baseColorInput){var baseColor=tinycolor(baseColorInput);var baseColorHslString=baseColor.toHslString();if(__DEV__){if(!baseColor.isValid()){throwBladeError({message:'Invalid brandColor passed',moduleName:'createTheme'});}}var palette=[baseColorHslString];var brightness=tinycolor(baseColor).getBrightness();var lightnessFactor=brightness>150?3:6;var darknessFactor=brightness<50?3:5;var currentColor=baseColor;for(var lightShadeIndex=0;lightShadeIndex<6;lightShadeIndex++){currentColor=currentColor.brighten(lightnessFactor);palette.push(currentColor.toHslString());}currentColor=tinycolor(baseColorHslString);for(var darkShadeIndex=0;darkShadeIndex<4;darkShadeIndex++){currentColor=currentColor.darken(darknessFactor);palette.unshift(currentColor.toHslString());}var colorPalette=palette.reverse();var brandPrimaryColor=colorPalette[6];var brandColors={'50':colorPalette[0],'100':colorPalette[1],'200':colorPalette[2],'300':colorPalette[3],'400':colorPalette[4],'500':colorPalette[5],'600':brandPrimaryColor,'700':colorPalette[7],'800':colorPalette[8],'900':colorPalette[9],'1000':colorPalette[10],a50:getColorWithOpacity(brandPrimaryColor,opacity[100]),a150:getColorWithOpacity(brandPrimaryColor,opacity[100]),a100:getColorWithOpacity(brandPrimaryColor,opacity[200]),a200:getColorWithOpacity(brandPrimaryColor,opacity[300]),a400:getColorWithOpacity(brandPrimaryColor,opacity[400])};return brandColors;};var getOnLightOverrides=function getOnLightOverrides(brandColors){var foregroundOnSurface=tinycolor.isReadable(colors.neutral.blueGrayLight[50],brandColors[600],WCAG2ContrastOptions)?brandColors[600]:colors.neutral.blueGrayLight[1100];var foregroundOnBrand=tinycolor.mostReadable(brandColors[900],[colors.neutral.white[500],colors.neutral.black[500]],WCAG2ContrastOptions).toHslString();var lightThemeOverrides={interactive:{background:{primary:{default:brandColors[600],highlighted:brandColors[700],disabled:brandColors.a100,faded:brandColors.a100,fadedHighlighted:brandColors.a150}},border:{primary:{default:brandColors[600],highlighted:brandColors[700],disabled:brandColors.a100,faded:brandColors.a100}},text:{primary:{normal:foregroundOnSurface,disabled:foregroundOnSurface,muted:foregroundOnSurface,subtle:foregroundOnSurface},onPrimary:{normal:foregroundOnBrand,disabled:foregroundOnBrand,muted:foregroundOnBrand,subtle:foregroundOnBrand}},icon:{primary:{normal:foregroundOnSurface,disabled:foregroundOnSurface,muted:foregroundOnSurface,subtle:foregroundOnSurface},onPrimary:{normal:foregroundOnBrand,disabled:foregroundOnBrand,muted:foregroundOnBrand,subtle:foregroundOnBrand}}},surface:{background:{primary:{intense:brandColors[600],subtle:brandColors[200]}},icon:{primary:{normal:brandColors[600]}},text:{primary:{normal:brandColors[600]}}}};return lightThemeOverrides;};var getOnDarkOverrides=function getOnDarkOverrides(brandColors){var foregroundOnSurface=tinycolor.isReadable(colors.neutral.blueGrayDark[1100],brandColors[400],WCAG2ContrastOptions)?brandColors[400]:colors.neutral.blueGrayDark[0];var foregroundOnBrand=tinycolor.mostReadable(brandColors[900],[colors.neutral.white[500],colors.neutral.black[500]],WCAG2ContrastOptions).toHslString();var darkThemeOverrides={interactive:{background:{primary:{default:brandColors[600],highlighted:brandColors[700],disabled:brandColors.a100,faded:brandColors.a100,fadedHighlighted:brandColors.a150}},border:{primary:{default:brandColors[600],highlighted:brandColors[700],disabled:brandColors.a100,faded:brandColors.a100}},text:{primary:{normal:foregroundOnSurface,disabled:foregroundOnSurface,muted:foregroundOnSurface,subtle:foregroundOnSurface},onPrimary:{normal:foregroundOnBrand,disabled:foregroundOnBrand,muted:foregroundOnBrand,subtle:foregroundOnBrand}},icon:{primary:{normal:foregroundOnSurface,disabled:foregroundOnSurface,muted:foregroundOnSurface,subtle:foregroundOnSurface},onPrimary:{normal:foregroundOnBrand,disabled:foregroundOnBrand,muted:foregroundOnBrand,subtle:foregroundOnBrand}}},surface:{background:{primary:{intense:brandColors[600],subtle:brandColors[200]}},icon:{primary:{normal:brandColors[600]}}}};return darkThemeOverrides;};var createTheme=function createTheme(_ref){var brandColor=_ref.brandColor;var chromaticBrandColors=generateChromaticBrandColors(brandColor);var brandedLightTheme=getOnLightOverrides(chromaticBrandColors);var brandedDarkTheme=getOnDarkOverrides(chromaticBrandColors);var brandedThemeTokens=overrideTheme({baseThemeTokens:bladeTheme,overrides:{name:`custom-${tinycolor(brandColor).toHex()}`,colors:{onLight:Object.assign({},brandedLightTheme),onDark:Object.assign({},brandedDarkTheme)}}});return {theme:brandedThemeTokens,brandColors:chromaticBrandColors};};

export { createTheme };
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