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| 1 | +import { Meta, StoryObj } from '@storybook/react'; |
| 2 | +import { Property } from 'csstype'; |
| 3 | +import { useEffect, useState } from 'react'; |
| 4 | +import typographyVarsAsString from '../../00-config/vars/typography.css?raw'; |
| 5 | +import getCssVariables from '../../06-utility/storybook/getCssVariables'; |
| 6 | +import styles from './typographic-scale.module.css'; |
| 7 | + |
| 8 | +const typographyVars = typographyVarsAsString |
| 9 | + .replace(':root {', '') |
| 10 | + .replace('}', '') |
| 11 | + .split(';') |
| 12 | + .map((e: string) => { |
| 13 | + return e.trim(); |
| 14 | + }) |
| 15 | + .filter((e: string) => e.includes('--responsive-font-size')) |
| 16 | + .map((e: string) => { |
| 17 | + return e.replace(')', '').split('(').pop(); |
| 18 | + }); |
| 19 | + |
| 20 | +const typographyVarsMax = typographyVars.map((e: string) => { |
| 21 | + return e.split(' ').pop(); |
| 22 | +}); |
| 23 | +const typographyVarsMin = typographyVars.map((e: string) => { |
| 24 | + return e.split(' ', 1).pop(); |
| 25 | +}); |
| 26 | + |
| 27 | +const settings: Meta = { |
| 28 | + title: 'Global/Typography/Typographic Scale', |
| 29 | +}; |
| 30 | + |
| 31 | +interface FontOptions { |
| 32 | + [name: string]: Property.FontFamily; |
| 33 | +} |
| 34 | + |
| 35 | +interface ResponsiveFontSizeOptions { |
| 36 | + [number: number]: string; |
| 37 | +} |
| 38 | + |
| 39 | +const TypographicScale: StoryObj = { |
| 40 | + render: function Render() { |
| 41 | + const [fonts, setFonts] = useState<FontOptions | undefined>(undefined); |
| 42 | + const [responsiveFontSizes, setResponsiveFontSizes] = useState< |
| 43 | + ResponsiveFontSizeOptions | undefined |
| 44 | + >(undefined); |
| 45 | + |
| 46 | + useEffect(() => { |
| 47 | + const allVars = getCssVariables(); |
| 48 | + |
| 49 | + const fonts = allVars.reduce((allFonts, [key, value]) => { |
| 50 | + if (key.indexOf('--font-family') === 0) { |
| 51 | + const name = |
| 52 | + key.substring(14).charAt(0).toUpperCase() + |
| 53 | + key.substring(14).slice(1); |
| 54 | + allFonts[name] = value; |
| 55 | + } |
| 56 | + return allFonts; |
| 57 | + }, {} as FontOptions); |
| 58 | + setFonts(fonts); |
| 59 | + |
| 60 | + const fontSizes = allVars.reduce( |
| 61 | + (allResponsiveFontSizes, [key, value]) => { |
| 62 | + if (key.indexOf('--responsive-font-size') === 0) { |
| 63 | + const number = parseInt(key.substring(23)); |
| 64 | + allResponsiveFontSizes[number] = value; |
| 65 | + } |
| 66 | + return allResponsiveFontSizes; |
| 67 | + }, |
| 68 | + {} as ResponsiveFontSizeOptions, |
| 69 | + ); |
| 70 | + setResponsiveFontSizes(fontSizes); |
| 71 | + }, []); |
| 72 | + return ( |
| 73 | + <> |
| 74 | + {fonts && |
| 75 | + Object.entries(fonts) |
| 76 | + .sort((fontA, fontB) => { |
| 77 | + // Sort fonts so that Primary and Secondary (if used) appear at the |
| 78 | + // top of the list. |
| 79 | + if (fontA[0].toLowerCase().includes('primary')) { |
| 80 | + return -1; |
| 81 | + } |
| 82 | + if (fontB[0].toLowerCase().includes('primary')) { |
| 83 | + return 1; |
| 84 | + } |
| 85 | + if (fontA[0].toLowerCase().includes('secondary')) { |
| 86 | + return -1; |
| 87 | + } |
| 88 | + if (fontB[0].toLowerCase().includes('secondary')) { |
| 89 | + return 1; |
| 90 | + } |
| 91 | + return 0; |
| 92 | + }) |
| 93 | + .map(([name, fontFamily]) => ( |
| 94 | + <div className={styles['typographic-scale']} key={name}> |
| 95 | + <h2 className={styles.heading}>{name}</h2> |
| 96 | + <div style={{ fontFamily }}> |
| 97 | + {responsiveFontSizes && |
| 98 | + Object.entries(responsiveFontSizes).map( |
| 99 | + ([number, responsiveFontSize]) => ( |
| 100 | + <> |
| 101 | + <div className={styles.row} key={`${name}-${number}`}> |
| 102 | + <div className={styles.label}>{number}</div> |
| 103 | + <div |
| 104 | + className={styles.preview} |
| 105 | + style={{ |
| 106 | + fontSize: responsiveFontSize, |
| 107 | + }} |
| 108 | + > |
| 109 | + This text goes from{' '} |
| 110 | + {typographyVarsMin[parseInt(number) - 1]} to{' '} |
| 111 | + {typographyVarsMax[parseInt(number) - 1]}. |
| 112 | + </div> |
| 113 | + </div> |
| 114 | + </> |
| 115 | + ), |
| 116 | + )} |
| 117 | + </div> |
| 118 | + </div> |
| 119 | + ))} |
| 120 | + </> |
| 121 | + ); |
| 122 | + }, |
| 123 | + args: {}, |
| 124 | +}; |
| 125 | + |
| 126 | +export default settings; |
| 127 | +export { TypographicScale }; |
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