Merge branch 'themes3' into shigusegubu-themes3

This commit is contained in:
Henry Jameson 2024-02-22 18:47:31 +02:00
commit ebeeec6391
143 changed files with 3616 additions and 1417 deletions

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@ -173,7 +173,7 @@ export const mixrgb = (a, b) => {
* @returns {String} CSS rgba() color
*/
export const rgba2css = function (rgba) {
return `rgba(${Math.floor(rgba.r)}, ${Math.floor(rgba.g)}, ${Math.floor(rgba.b)}, ${rgba.a})`
return `rgba(${Math.floor(rgba.r)}, ${Math.floor(rgba.g)}, ${Math.floor(rgba.b)}, ${rgba.a ?? 1})`
}
/**

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@ -1,10 +1,27 @@
import { convert } from 'chromatism'
import { rgb2hex, hex2rgb, rgba2css, getCssColor, relativeLuminance } from '../color_convert/color_convert.js'
import { getColors, computeDynamicColor, getOpacitySlot } from '../theme_data/theme_data.service.js'
import { hex2rgb } from '../color_convert/color_convert.js'
import { generatePreset } from '../theme_data/theme_data.service.js'
import { init } from '../theme_data/theme_data_3.service.js'
import { convertTheme2To3 } from '../theme_data/theme2_to_theme3.js'
import { getCssRules } from '../theme_data/css_utils.js'
import { defaultState } from '../../modules/config.js'
export const applyTheme = (input) => {
const { rules } = generatePreset(input)
let extraRules
if (input.themeType !== 1) {
const t0 = performance.now()
const { theme } = generatePreset(input)
const t1 = performance.now()
console.debug('Themes 2 initialization took ' + (t1 - t0) + 'ms')
extraRules = convertTheme2To3(theme)
} else {
console.debug(input)
extraRules = convertTheme2To3(input)
}
const t1 = performance.now()
const themes3 = init(extraRules, '#FFFFFF')
const t2 = performance.now()
console.debug('Themes 3 (eager) initialization took ' + (t2 - t1) + 'ms')
const head = document.head
const body = document.body
body.classList.add('hidden')
@ -13,12 +30,31 @@ export const applyTheme = (input) => {
head.appendChild(styleEl)
const styleSheet = styleEl.sheet
styleSheet.toString()
styleSheet.insertRule(`:root { ${rules.radii} }`, 'index-max')
styleSheet.insertRule(`:root { ${rules.colors} }`, 'index-max')
styleSheet.insertRule(`:root { ${rules.shadows} }`, 'index-max')
styleSheet.insertRule(`:root { ${rules.fonts} }`, 'index-max')
getCssRules(themes3.eager, themes3.staticVars).forEach(rule => {
// Hack to support multiple selectors on same component
if (rule.match(/::-webkit-scrollbar-button/)) {
const parts = rule.split(/[{}]/g)
const newRule = [
parts[0],
', ',
parts[0].replace(/button/, 'thumb'),
' {',
parts[1],
'}'
].join('')
styleSheet.insertRule(newRule, 'index-max')
} else {
styleSheet.insertRule(rule, 'index-max')
}
})
body.classList.remove('hidden')
themes3.lazy.then(lazyRules => {
getCssRules(lazyRules, themes3.staticVars).forEach(rule => {
styleSheet.insertRule(rule, 'index-max')
})
const t3 = performance.now()
console.debug('Themes 3 finalization (lazy) took ' + (t3 - t2) + 'ms')
})
}
const configColumns = ({ sidebarColumnWidth, contentColumnWidth, notifsColumnWidth, emojiReactionsScale }) =>
@ -51,308 +87,6 @@ export const applyConfig = (config) => {
body.classList.remove('hidden')
}
export const getCssShadow = (input, usesDropShadow) => {
if (input.length === 0) {
return 'none'
}
return input
.filter(_ => usesDropShadow ? _.inset : _)
.map((shad) => [
shad.x,
shad.y,
shad.blur,
shad.spread
].map(_ => _ + 'px').concat([
getCssColor(shad.color, shad.alpha),
shad.inset ? 'inset' : ''
]).join(' ')).join(', ')
}
const getCssShadowFilter = (input) => {
if (input.length === 0) {
return 'none'
}
return input
// drop-shadow doesn't support inset or spread
.filter((shad) => !shad.inset && Number(shad.spread) === 0)
.map((shad) => [
shad.x,
shad.y,
// drop-shadow's blur is twice as strong compared to box-shadow
shad.blur / 2
].map(_ => _ + 'px').concat([
getCssColor(shad.color, shad.alpha)
]).join(' '))
.map(_ => `drop-shadow(${_})`)
.join(' ')
}
export const generateColors = (themeData) => {
const sourceColors = !themeData.themeEngineVersion
? colors2to3(themeData.colors || themeData)
: themeData.colors || themeData
const { colors, opacity } = getColors(sourceColors, themeData.opacity || {})
const htmlColors = Object.entries(colors)
.reduce((acc, [k, v]) => {
if (!v) return acc
acc.solid[k] = rgb2hex(v)
acc.complete[k] = typeof v.a === 'undefined' ? rgb2hex(v) : rgba2css(v)
return acc
}, { complete: {}, solid: {} })
return {
rules: {
colors: Object.entries(htmlColors.complete)
.filter(([k, v]) => v)
.map(([k, v]) => `--${k}: ${v}`)
.join(';')
},
theme: {
colors: htmlColors.solid,
opacity
}
}
}
export const generateRadii = (input) => {
let inputRadii = input.radii || {}
// v1 -> v2
if (typeof input.btnRadius !== 'undefined') {
inputRadii = Object
.entries(input)
.filter(([k, v]) => k.endsWith('Radius'))
.reduce((acc, e) => { acc[e[0].split('Radius')[0]] = e[1]; return acc }, {})
}
const radii = Object.entries(inputRadii).filter(([k, v]) => v).reduce((acc, [k, v]) => {
acc[k] = v
return acc
}, {
btn: 4,
input: 4,
checkbox: 2,
panel: 10,
avatar: 5,
avatarAlt: 50,
tooltip: 2,
attachment: 5,
chatMessage: inputRadii.panel
})
return {
rules: {
radii: Object.entries(radii).filter(([k, v]) => v).map(([k, v]) => `--${k}Radius: ${v}px`).join(';')
},
theme: {
radii
}
}
}
export const generateFonts = (input) => {
const fonts = Object.entries(input.fonts || {}).filter(([k, v]) => v).reduce((acc, [k, v]) => {
acc[k] = Object.entries(v).filter(([k, v]) => v).reduce((acc, [k, v]) => {
acc[k] = v
return acc
}, acc[k])
return acc
}, {
interface: {
family: 'sans-serif'
},
input: {
family: 'inherit'
},
post: {
family: 'inherit'
},
postCode: {
family: 'monospace'
}
})
return {
rules: {
fonts: Object
.entries(fonts)
.filter(([k, v]) => v)
.map(([k, v]) => `--${k}Font: ${v.family}`).join(';')
},
theme: {
fonts
}
}
}
const border = (top, shadow) => ({
x: 0,
y: top ? 1 : -1,
blur: 0,
spread: 0,
color: shadow ? '#000000' : '#FFFFFF',
alpha: 0.2,
inset: true
})
const buttonInsetFakeBorders = [border(true, false), border(false, true)]
const inputInsetFakeBorders = [border(true, true), border(false, false)]
const hoverGlow = {
x: 0,
y: 0,
blur: 4,
spread: 0,
color: '--faint',
alpha: 1
}
export const DEFAULT_SHADOWS = {
panel: [{
x: 1,
y: 1,
blur: 4,
spread: 0,
color: '#000000',
alpha: 0.6
}],
topBar: [{
x: 0,
y: 0,
blur: 4,
spread: 0,
color: '#000000',
alpha: 0.6
}],
popup: [{
x: 2,
y: 2,
blur: 3,
spread: 0,
color: '#000000',
alpha: 0.5
}],
avatar: [{
x: 0,
y: 1,
blur: 8,
spread: 0,
color: '#000000',
alpha: 0.7
}],
avatarStatus: [],
panelHeader: [],
button: [{
x: 0,
y: 0,
blur: 2,
spread: 0,
color: '#000000',
alpha: 1
}, ...buttonInsetFakeBorders],
buttonHover: [hoverGlow, ...buttonInsetFakeBorders],
buttonPressed: [hoverGlow, ...inputInsetFakeBorders],
input: [...inputInsetFakeBorders, {
x: 0,
y: 0,
blur: 2,
inset: true,
spread: 0,
color: '#000000',
alpha: 1
}]
}
export const generateShadows = (input, colors) => {
// TODO this is a small hack for `mod` to work with shadows
// this is used to get the "context" of shadow, i.e. for `mod` properly depend on background color of element
const hackContextDict = {
button: 'btn',
panel: 'bg',
top: 'topBar',
popup: 'popover',
avatar: 'bg',
panelHeader: 'panel',
input: 'input'
}
const cleanInputShadows = Object.fromEntries(
Object.entries(input.shadows || {})
.map(([name, shadowSlot]) => [
name,
// defaulting color to black to avoid potential problems
shadowSlot.map(shadowDef => ({ color: '#000000', ...shadowDef }))
])
)
const inputShadows = cleanInputShadows && !input.themeEngineVersion
? shadows2to3(cleanInputShadows, input.opacity)
: cleanInputShadows || {}
const shadows = Object.entries({
...DEFAULT_SHADOWS,
...inputShadows
}).reduce((shadowsAcc, [slotName, shadowDefs]) => {
const slotFirstWord = slotName.replace(/[A-Z].*$/, '')
const colorSlotName = hackContextDict[slotFirstWord]
const isLightOnDark = relativeLuminance(convert(colors[colorSlotName]).rgb) < 0.5
const mod = isLightOnDark ? 1 : -1
const newShadow = shadowDefs.reduce((shadowAcc, def) => [
...shadowAcc,
{
...def,
color: rgb2hex(computeDynamicColor(
def.color,
(variableSlot) => convert(colors[variableSlot]).rgb,
mod
))
}
], [])
return { ...shadowsAcc, [slotName]: newShadow }
}, {})
return {
rules: {
shadows: Object
.entries(shadows)
// TODO for v2.2: if shadow doesn't have non-inset shadows with spread > 0 - optionally
// convert all non-inset shadows into filter: drop-shadow() to boost performance
.map(([k, v]) => [
`--${k}Shadow: ${getCssShadow(v)}`,
`--${k}ShadowFilter: ${getCssShadowFilter(v)}`,
`--${k}ShadowInset: ${getCssShadow(v, true)}`
].join(';'))
.join(';')
},
theme: {
shadows
}
}
}
export const composePreset = (colors, radii, shadows, fonts) => {
return {
rules: {
...shadows.rules,
...colors.rules,
...radii.rules,
...fonts.rules
},
theme: {
...shadows.theme,
...colors.theme,
...radii.theme,
...fonts.theme
}
}
}
export const generatePreset = (input) => {
const colors = generateColors(input)
return composePreset(
colors,
generateRadii(input),
generateShadows(input, colors.theme.colors, colors.mod),
generateFonts(input)
)
}
export const getThemes = () => {
const cache = 'no-store'
@ -382,54 +116,13 @@ export const getThemes = () => {
}, {})
})
}
export const colors2to3 = (colors) => {
return Object.entries(colors).reduce((acc, [slotName, color]) => {
const btnPositions = ['', 'Panel', 'TopBar']
switch (slotName) {
case 'lightBg':
return { ...acc, highlight: color }
case 'btnText':
return {
...acc,
...btnPositions
.reduce(
(statePositionAcc, position) =>
({ ...statePositionAcc, ['btn' + position + 'Text']: color })
, {}
)
}
default:
return { ...acc, [slotName]: color }
}
}, {})
}
/**
* This handles compatibility issues when importing v2 theme's shadows to current format
*
* Back in v2 shadows allowed you to use dynamic colors however those used pure CSS3 variables
*/
export const shadows2to3 = (shadows, opacity) => {
return Object.entries(shadows).reduce((shadowsAcc, [slotName, shadowDefs]) => {
const isDynamic = ({ color = '#000000' }) => color.startsWith('--')
const getOpacity = ({ color }) => opacity[getOpacitySlot(color.substring(2).split(',')[0])]
const newShadow = shadowDefs.reduce((shadowAcc, def) => [
...shadowAcc,
{
...def,
alpha: isDynamic(def) ? getOpacity(def) || 1 : def.alpha
}
], [])
return { ...shadowsAcc, [slotName]: newShadow }
}, {})
}
export const getPreset = (val) => {
return getThemes()
.then((themes) => themes[val] ? themes[val] : themes['pleroma-dark'])
.then((theme) => {
const isV1 = Array.isArray(theme)
const data = isV1 ? {} : theme.theme
const data = isV1 ? { themeType: 1 } : theme.theme
if (isV1) {
const bg = hex2rgb(theme[1])
@ -449,4 +142,4 @@ export const getPreset = (val) => {
})
}
export const setPreset = (val) => getPreset(val).then(data => applyTheme(data.theme))
export const setPreset = (val) => getPreset(val).then(data => applyTheme(data))

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@ -0,0 +1,163 @@
import { convert } from 'chromatism'
import { hex2rgb, rgba2css } from '../color_convert/color_convert.js'
// This changes what backgrounds are used to "stacked" solid colors so you can see
// what theme engine "thinks" is actual background color is for purposes of text color
// generation and for when --stacked variable is used
const DEBUG = false
export const parseCssShadow = (text) => {
const dimensions = /(\d[a-z]*\s?){2,4}/.exec(text)?.[0]
const inset = /inset/.exec(text)?.[0]
const color = text.replace(dimensions, '').replace(inset, '')
const [x, y, blur = 0, spread = 0] = dimensions.split(/ /).filter(x => x).map(x => x.trim())
const isInset = inset?.trim() === 'inset'
const colorString = color.split(/ /).filter(x => x).map(x => x.trim())[0]
return {
x,
y,
blur,
spread,
inset: isInset,
color: colorString
}
}
export const getCssColorString = (color, alpha = 1) => rgba2css({ ...convert(color).rgb, a: alpha })
export const getCssShadow = (input, usesDropShadow) => {
if (input.length === 0) {
return 'none'
}
return input
.filter(_ => usesDropShadow ? _.inset : _)
.map((shad) => [
shad.x,
shad.y,
shad.blur,
shad.spread
].map(_ => _ + 'px ').concat([
getCssColorString(shad.color, shad.alpha),
shad.inset ? 'inset' : ''
]).join(' ')).join(', ')
}
export const getCssShadowFilter = (input) => {
if (input.length === 0) {
return 'none'
}
return input
// drop-shadow doesn't support inset or spread
.filter((shad) => !shad.inset && Number(shad.spread) === 0)
.map((shad) => [
shad.x,
shad.y,
// drop-shadow's blur is twice as strong compared to box-shadow
shad.blur / 2
].map(_ => _ + 'px').concat([
getCssColorString(shad.color, shad.alpha)
]).join(' '))
.map(_ => `drop-shadow(${_})`)
.join(' ')
}
export const getCssRules = (rules) => rules.map(rule => {
let selector = rule.selector
if (!selector) {
selector = 'body'
}
const header = selector + ' {'
const footer = '}'
const virtualDirectives = Object.entries(rule.virtualDirectives || {}).map(([k, v]) => {
return ' ' + k + ': ' + v
}).join(';\n')
const directives = Object.entries(rule.directives).map(([k, v]) => {
switch (k) {
case 'roundness': {
return ' ' + [
'--roundness: ' + v + 'px'
].join(';\n ')
}
case 'shadow': {
return ' ' + [
'--shadow: ' + getCssShadow(rule.dynamicVars.shadow),
'--shadowFilter: ' + getCssShadowFilter(rule.dynamicVars.shadow),
'--shadowInset: ' + getCssShadow(rule.dynamicVars.shadow, true)
].join(';\n ')
}
case 'background': {
if (DEBUG) {
return `
--background: ${getCssColorString(rule.dynamicVars.stacked)};
background-color: ${getCssColorString(rule.dynamicVars.stacked)};
`
}
if (v === 'transparent') {
if (rule.component === 'Root') return []
return [
rule.directives.backgroundNoCssColor !== 'yes' ? ('background-color: ' + v) : '',
' --background: ' + v
].filter(x => x).join(';\n')
}
const color = getCssColorString(rule.dynamicVars.background, rule.directives.opacity)
const cssDirectives = ['--background: ' + color]
if (rule.directives.backgroundNoCssColor !== 'yes') {
cssDirectives.push('background-color: ' + color)
}
return cssDirectives.filter(x => x).join(';\n')
}
case 'blur': {
const cssDirectives = []
if (rule.directives.opacity < 1) {
cssDirectives.push(`--backdrop-filter: blur(${v}) `)
if (rule.directives.backgroundNoCssColor !== 'yes') {
cssDirectives.push(`backdrop-filter: blur(${v}) `)
}
}
return cssDirectives.join(';\n')
}
case 'font': {
return 'font-family: ' + v
}
case 'textColor': {
if (rule.directives.textNoCssColor === 'yes') { return '' }
return 'color: ' + v
}
default:
if (k.startsWith('--')) {
const [type, value] = v.split('|').map(x => x.trim()) // woah, Extreme!
switch (type) {
case 'color': {
const color = rule.dynamicVars[k]
if (typeof color === 'string') {
return k + ': ' + rgba2css(hex2rgb(color))
} else {
return k + ': ' + rgba2css(color)
}
}
case 'generic':
return k + ': ' + value
default:
return ''
}
}
return ''
}
}).filter(x => x).map(x => ' ' + x).join(';\n')
return [
header,
directives + ';',
(!rule.virtual && rule.directives.textNoCssColor !== 'yes') ? ' color: var(--text);' : '',
'',
virtualDirectives,
footer
].join('\n')
}).filter(x => x)

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@ -0,0 +1,119 @@
// "Unrolls" a tree structure of item: { parent: { ...item2, parent: { ...item3, parent: {...} } }}
// into an array [item2, item3] for iterating
export const unroll = (item) => {
const out = []
let currentParent = item
while (currentParent) {
out.push(currentParent)
currentParent = currentParent.parent
}
return out
}
// This gives you an array of arrays of all possible unique (i.e. order-insensitive) combinations
export const getAllPossibleCombinations = (array) => {
const combos = [array.map(x => [x])]
for (let comboSize = 2; comboSize <= array.length; comboSize++) {
const previous = combos[combos.length - 1]
const selfSet = new Set()
const newCombos = previous.map(self => {
self.forEach(x => selfSet.add(x))
const nonSelf = array.filter(x => !selfSet.has(x))
return nonSelf.map(x => [...self, x])
})
const flatCombos = newCombos.reduce((acc, x) => [...acc, ...x], [])
combos.push(flatCombos)
}
return combos.reduce((acc, x) => [...acc, ...x], [])
}
// Converts rule, parents and their criteria into a CSS (or path if ignoreOutOfTreeSelector == true) selector
export const genericRuleToSelector = components => (rule, ignoreOutOfTreeSelector, isParent) => {
if (!rule && !isParent) return null
const component = components[rule.component]
const { states, variants, selector, outOfTreeSelector } = component
const applicableStates = ((rule.state || []).filter(x => x !== 'normal')).map(state => states[state])
const applicableVariantName = (rule.variant || 'normal')
let applicableVariant = ''
if (applicableVariantName !== 'normal') {
applicableVariant = variants[applicableVariantName]
} else {
applicableVariant = variants?.normal ?? ''
}
let realSelector
if (selector === ':root') {
realSelector = ''
} else if (isParent) {
realSelector = selector
} else {
if (outOfTreeSelector && !ignoreOutOfTreeSelector) realSelector = outOfTreeSelector
else realSelector = selector
}
const selectors = [realSelector, applicableVariant, ...applicableStates]
.toSorted((a, b) => {
if (a.startsWith(':')) return 1
if (/^[a-z]/.exec(a)) return -1
else return 0
})
.join('')
if (rule.parent) {
return (genericRuleToSelector(components)(rule.parent, ignoreOutOfTreeSelector, true) + ' ' + selectors).trim()
}
return selectors.trim()
}
export const combinationsMatch = (criteria, subject, strict) => {
if (criteria.component !== subject.component) return false
// All variants inherit from normal
if (subject.variant !== 'normal' || strict) {
if (criteria.variant !== subject.variant) return false
}
// Subject states > 1 essentially means state is "normal" and therefore matches
if (subject.state.length > 1 || strict) {
const subjectStatesSet = new Set(subject.state)
const criteriaStatesSet = new Set(criteria.state)
const setsAreEqual =
[...criteriaStatesSet].every(state => subjectStatesSet.has(state)) &&
[...subjectStatesSet].every(state => criteriaStatesSet.has(state))
if (!setsAreEqual) return false
}
return true
}
export const findRules = (criteria, strict) => subject => {
// If we searching for "general" rules - ignore "specific" ones
if (criteria.parent === null && !!subject.parent) return false
if (!combinationsMatch(criteria, subject, strict)) return false
if (criteria.parent !== undefined && criteria.parent !== null) {
if (!subject.parent && !strict) return true
const pathCriteria = unroll(criteria)
const pathSubject = unroll(subject)
if (pathCriteria.length < pathSubject.length) return false
// Search: .a .b .c
// Matches: .a .b .c; .b .c; .c; .z .a .b .c
// Does not match .a .b .c .d, .a .b .e
for (let i = 0; i < pathCriteria.length; i++) {
const criteriaParent = pathCriteria[i]
const subjectParent = pathSubject[i]
if (!subjectParent) return true
if (!combinationsMatch(criteriaParent, subjectParent, strict)) return false
}
}
return true
}
export const normalizeCombination = rule => {
rule.variant = rule.variant ?? 'normal'
rule.state = [...new Set(['normal', ...(rule.state || [])])]
}

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@ -0,0 +1,2 @@
export const sampleRules = [
]

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@ -0,0 +1,176 @@
export default [
'bg',
'wallpaper',
'fg',
'text',
'underlay',
'link',
'accent',
'faint',
'faintLink',
'postFaintLink',
'cBlue',
'cRed',
'cGreen',
'cOrange',
'profileBg',
'profileTint',
'highlight',
'highlightLightText',
'highlightPostLink',
'highlightFaintText',
'highlightFaintLink',
'highlightPostFaintLink',
'highlightText',
'highlightLink',
'highlightIcon',
'popover',
'popoverLightText',
'popoverPostLink',
'popoverFaintText',
'popoverFaintLink',
'popoverPostFaintLink',
'popoverText',
'popoverLink',
'popoverIcon',
'selectedPost',
'selectedPostFaintText',
'selectedPostLightText',
'selectedPostPostLink',
'selectedPostFaintLink',
'selectedPostText',
'selectedPostLink',
'selectedPostIcon',
'selectedMenu',
'selectedMenuLightText',
'selectedMenuFaintText',
'selectedMenuFaintLink',
'selectedMenuText',
'selectedMenuLink',
'selectedMenuIcon',
'selectedMenuPopover',
'selectedMenuPopoverLightText',
'selectedMenuPopoverFaintText',
'selectedMenuPopoverFaintLink',
'selectedMenuPopoverText',
'selectedMenuPopoverLink',
'selectedMenuPopoverIcon',
'lightText',
'postLink',
'postGreentext',
'postCyantext',
'border',
'poll',
'pollText',
'icon',
// Foreground,
'fgText',
'fgLink',
// Panel header,
'panel',
'panelText',
'panelFaint',
'panelLink',
// Top bar,
'topBar',
'topBarLink',
// Tabs,
'tab',
'tabText',
'tabActiveText',
// Buttons,
'btn',
'btnText',
'btnPanelText',
'btnTopBarText',
// Buttons: pressed,
'btnPressed',
'btnPressedText',
'btnPressedPanel',
'btnPressedPanelText',
'btnPressedTopBar',
'btnPressedTopBarText',
// Buttons: toggled,
'btnToggled',
'btnToggledText',
'btnToggledPanelText',
'btnToggledTopBarText',
// Buttons: disabled,
'btnDisabled',
'btnDisabledText',
'btnDisabledPanelText',
'btnDisabledTopBarText',
// Input fields,
'input',
'inputText',
'inputPanelText',
'inputTopbarText',
'alertError',
'alertErrorText',
'alertErrorPanelText',
'alertWarning',
'alertWarningText',
'alertWarningPanelText',
'alertSuccess',
'alertSuccessText',
'alertSuccessPanelText',
'alertNeutral',
'alertNeutralText',
'alertNeutralPanelText',
'alertPopupError',
'alertPopupErrorText',
'alertPopupWarning',
'alertPopupWarningText',
'alertPopupSuccess',
'alertPopupSuccessText',
'alertPopupNeutral',
'alertPopupNeutralText',
'badgeNotification',
'badgeNotificationText',
'badgeNeutral',
'badgeNeutralText',
'chatBg',
'chatMessageIncomingBg',
'chatMessageIncomingText',
'chatMessageIncomingLink',
'chatMessageIncomingBorder',
'chatMessageOutgoingBg',
'chatMessageOutgoingText',
'chatMessageOutgoingLink',
'chatMessageOutgoingBorder'
]

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@ -0,0 +1,502 @@
import allKeys from './theme2_keys'
// keys that are meant to be used globally, i.e. what's the rest of the theme is based upon.
export const basePaletteKeys = new Set([
'bg',
'fg',
'text',
'link',
'accent',
'cBlue',
'cRed',
'cGreen',
'cOrange'
])
export const fontsKeys = new Set([
'interface',
'input',
'post',
'postCode'
])
export const opacityKeys = new Set([
'alert',
'alertPopup',
'bg',
'border',
'btn',
'faint',
'input',
'panel',
'popover',
'profileTint',
'underlay'
])
export const shadowsKeys = new Set([
'panel',
'topBar',
'popup',
'avatar',
'avatarStatus',
'panelHeader',
'button',
'buttonHover',
'buttonPressed',
'input'
])
export const radiiKeys = new Set([
'btn',
'input',
'checkbox',
'panel',
'avatar',
'avatarAlt',
'tooltip',
'attachment',
'chatMessage'
])
// Keys that are not available in editor and never meant to be edited
export const hiddenKeys = new Set([
'profileBg',
'profileTint'
])
export const extendedBasePrefixes = [
'border',
'icon',
'highlight',
'lightText',
'popover',
'panel',
'topBar',
'tab',
'btn',
'input',
'selectedMenu',
'alert',
'alertPopup',
'badge',
'post',
'selectedPost', // wrong nomenclature
'poll',
'chatBg',
'chatMessage'
]
export const nonComponentPrefixes = new Set([
'border',
'icon',
'highlight',
'lightText',
'chatBg'
])
export const extendedBaseKeys = Object.fromEntries(
extendedBasePrefixes.map(prefix => [
prefix,
allKeys.filter(k => {
if (prefix === 'alert') {
return k.startsWith(prefix) && !k.startsWith('alertPopup')
}
return k.startsWith(prefix)
})
])
)
// Keysets that are only really used intermideately, i.e. to generate other colors
export const temporary = new Set([
'',
'highlight'
])
export const temporaryColors = {}
export const convertTheme2To3 = (data) => {
data.colors.accent = data.colors.accent || data.colors.link
data.colors.link = data.colors.link || data.colors.accent
const generateRoot = () => {
const directives = {}
basePaletteKeys.forEach(key => { directives['--' + key] = 'color | ' + data.colors[key] })
return {
component: 'Root',
directives
}
}
const convertOpacity = () => {
const newRules = []
Object.keys(data.opacity).forEach(key => {
if (!opacityKeys.has(key) || data.opacity[key] === undefined) return null
const originalOpacity = data.opacity[key]
const rule = {}
switch (key) {
case 'alert':
rule.component = 'Alert'
break
case 'alertPopup':
rule.component = 'Alert'
rule.parent = { component: 'Popover' }
break
case 'bg':
rule.component = 'Panel'
break
case 'border':
rule.component = 'Border'
break
case 'btn':
rule.component = 'Button'
break
case 'faint':
rule.component = 'Text'
rule.state = ['faint']
break
case 'input':
rule.component = 'Input'
break
case 'panel':
rule.component = 'PanelHeader'
break
case 'popover':
rule.component = 'Popover'
break
case 'profileTint':
return null
case 'underlay':
rule.component = 'Underlay'
break
}
switch (key) {
case 'alert':
case 'alertPopup':
case 'bg':
case 'btn':
case 'input':
case 'panel':
case 'popover':
case 'underlay':
rule.directives = { opacity: originalOpacity }
break
case 'faint':
case 'border':
rule.directives = { textOpacity: originalOpacity }
break
}
newRules.push(rule)
if (rule.component === 'Button') {
newRules.push({ ...rule, component: 'ScrollbarElement' })
newRules.push({ ...rule, component: 'Tab' })
}
})
return newRules
}
const convertRadii = () => {
const newRules = []
Object.keys(data.radii).forEach(key => {
if (!radiiKeys.has(key) || data.radii[key] === undefined) return null
const originalRadius = data.radii[key]
const rule = {}
switch (key) {
case 'btn':
rule.component = 'Button'
break
case 'tab':
rule.component = 'Tab'
break
case 'input':
rule.component = 'Input'
break
case 'checkbox':
rule.component = 'Input'
rule.variant = 'checkbox'
break
case 'panel':
rule.component = 'Panel'
break
case 'avatar':
rule.component = 'Avatar'
break
case 'avatarAlt':
rule.component = 'Avatar'
rule.variant = 'compact'
break
case 'tooltip':
rule.component = 'Popover'
break
case 'attachment':
rule.component = 'Attachment'
break
case 'ChatMessage':
rule.component = 'Button'
break
}
rule.directives = {
roundness: originalRadius
}
newRules.push(rule)
if (rule.component === 'Button') {
newRules.push({ ...rule, component: 'ScrollbarElement' })
newRules.push({ ...rule, component: 'Tab' })
}
})
return newRules
}
const convertFonts = () => {
const newRules = []
Object.keys(data.fonts).forEach(key => {
if (!fontsKeys.has(key)) return
const originalFont = data.fonts[key].family
const rule = {}
switch (key) {
case 'interface':
case 'postCode':
rule.component = 'Root'
break
case 'input':
rule.component = 'Input'
break
case 'post':
rule.component = 'RichContent'
break
}
switch (key) {
case 'interface':
case 'input':
case 'post':
rule.directives = { '--font': 'generic | ' + originalFont }
break
case 'postCode':
rule.directives = { '--monoFont': 'generic | ' + originalFont }
newRules.push({ ...rule, component: 'RichContent' })
break
}
newRules.push(rule)
})
return newRules
}
const convertShadows = () => {
const newRules = []
Object.keys(data.shadows).forEach(key => {
if (!shadowsKeys.has(key)) return
const originalShadow = data.shadows[key]
const rule = {}
switch (key) {
case 'panel':
rule.component = 'Panel'
break
case 'topBar':
rule.component = 'TopBar'
break
case 'popup':
rule.component = 'Popover'
break
case 'avatar':
rule.component = 'Avatar'
break
case 'avatarStatus':
rule.component = 'Avatar'
rule.parent = { component: 'Post' }
break
case 'panelHeader':
rule.component = 'PanelHeader'
break
case 'button':
rule.component = 'Button'
break
case 'buttonHover':
rule.component = 'Button'
rule.state = ['hover']
break
case 'buttonPressed':
rule.component = 'Button'
rule.state = ['pressed']
break
case 'input':
rule.component = 'Input'
break
}
rule.directives = {
shadow: originalShadow
}
newRules.push(rule)
if (key === 'topBar') {
newRules.push({ ...rule, component: 'PanelHeader', parent: { component: 'MobileDrawer' } })
}
if (key === 'avatarStatus') {
newRules.push({ ...rule, parent: { component: 'Notification' } })
}
if (key === 'buttonPressed') {
newRules.push({ ...rule, state: ['toggled'] })
}
if (rule.component === 'Button') {
newRules.push({ ...rule, component: 'ScrollbarElement' })
newRules.push({ ...rule, component: 'Tab' })
}
})
return newRules
}
const extendedRules = Object.entries(extendedBaseKeys).map(([prefix, keys]) => {
if (nonComponentPrefixes.has(prefix)) return null
const rule = {}
if (prefix === 'alertPopup') {
rule.component = 'Alert'
rule.parent = { component: 'Popover' }
} else if (prefix === 'selectedPost') {
rule.component = 'Post'
rule.state = ['selected']
} else if (prefix === 'selectedMenu') {
rule.component = 'MenuItem'
rule.state = ['hover']
} else if (prefix === 'chatMessageIncoming') {
rule.component = 'ChatMessage'
} else if (prefix === 'chatMessageOutgoing') {
rule.component = 'ChatMessage'
rule.variant = 'outgoing'
} else if (prefix === 'panel') {
rule.component = 'PanelHeader'
} else if (prefix === 'topBar') {
rule.component = 'TopBar'
} else if (prefix === 'chatMessage') {
rule.component = 'ChatMessage'
} else if (prefix === 'poll') {
rule.component = 'PollGraph'
} else if (prefix === 'btn') {
rule.component = 'Button'
} else {
rule.component = prefix[0].toUpperCase() + prefix.slice(1).toLowerCase()
}
return keys.map((key) => {
if (!data.colors[key]) return null
const leftoverKey = key.replace(prefix, '')
const parts = (leftoverKey || 'Bg').match(/[A-Z][a-z]*/g)
const last = parts.slice(-1)[0]
let newRule = { directives: {} }
let variantArray = []
switch (last) {
case 'Text':
case 'Faint': // typo
case 'Link':
case 'Icon':
case 'Greentext':
case 'Cyantext':
case 'Border':
newRule.parent = rule
newRule.directives.textColor = data.colors[key]
newRule.directives.textAuto = 'no-auto'
variantArray = parts.slice(0, -1)
break
default:
newRule = { ...rule, directives: {} }
newRule.directives.background = data.colors[key]
variantArray = parts
break
}
if (last === 'Text' || last === 'Link') {
const secondLast = parts.slice(-2)[0]
if (secondLast === 'Light') {
return null // unsupported
} else if (secondLast === 'Faint') {
newRule.state = ['faint']
variantArray = parts.slice(0, -2)
}
}
switch (last) {
case 'Text':
case 'Link':
case 'Icon':
case 'Border':
newRule.component = last
break
case 'Greentext':
case 'Cyantext':
newRule.component = 'FunText'
newRule.variant = last.toLowerCase()
break
case 'Faint':
newRule.component = 'Text'
newRule.state = ['faint']
break
}
variantArray = variantArray.filter(x => x !== 'Bg')
if (last === 'Link' && prefix === 'selectedPost') {
// selectedPost has typo - duplicate 'Post'
variantArray = variantArray.filter(x => x !== 'Post')
}
if (prefix === 'popover' && variantArray[0] === 'Post') {
newRule.component = 'Post'
newRule.parent = { component: 'Popover' }
variantArray = variantArray.filter(x => x !== 'Post')
}
if (prefix === 'selectedMenu' && variantArray[0] === 'Popover') {
newRule.parent = { component: 'Popover' }
variantArray = variantArray.filter(x => x !== 'Popover')
}
switch (prefix) {
case 'btn':
case 'input':
case 'alert': {
const hasPanel = variantArray.find(x => x === 'Panel')
if (hasPanel) {
newRule.parent = { component: 'PanelHeader' }
variantArray = variantArray.filter(x => x !== 'Panel')
}
const hasTop = variantArray.find(x => x === 'Top') // TopBar
if (hasTop) {
newRule.parent = { component: 'TopBar' }
variantArray = variantArray.filter(x => x !== 'Top' && x !== 'Bar')
}
break
}
}
if (variantArray.length > 0) {
if (prefix === 'btn') {
newRule.state = variantArray.map(x => x.toLowerCase())
} else {
newRule.variant = variantArray[0].toLowerCase()
}
}
if (newRule.component === 'Panel') {
return [newRule, { ...newRule, component: 'MobileDrawer' }]
} else if (newRule.component === 'Button') {
return [newRule, { ...newRule, component: 'Tab' }, { ...newRule, component: 'ScrollbarElement' }]
} else if (newRule.component === 'TopBar') {
return [newRule, { ...newRule, parent: { component: 'MobileDrawer' }, component: 'PanelHeader' }]
} else {
return [newRule]
}
})
})
const flatExtRules = extendedRules.filter(x => x).reduce((acc, x) => [...acc, ...x], []).filter(x => x).reduce((acc, x) => [...acc, ...x], [])
return [generateRoot(), ...convertShadows(), ...convertRadii(), ...convertOpacity(), ...convertFonts(), ...flatExtRules]
}

View file

@ -0,0 +1,92 @@
import { convert, brightness } from 'chromatism'
import { alphaBlend, relativeLuminance } from '../color_convert/color_convert.js'
export const process = (text, functions, { findColor, findShadow }, { dynamicVars, staticVars }) => {
const { funcName, argsString } = /\$(?<funcName>\w+)\((?<argsString>[#a-zA-Z0-9-,.'"\s]*)\)/.exec(text).groups
const args = argsString.split(/,/g).map(a => a.trim())
const func = functions[funcName]
if (args.length < func.argsNeeded) {
throw new Error(`$${funcName} requires at least ${func.argsNeeded} arguments, but ${args.length} were provided`)
}
return func.exec(args, { findColor, findShadow }, { dynamicVars, staticVars })
}
export const colorFunctions = {
alpha: {
argsNeeded: 2,
exec: (args, { findColor }, { dynamicVars, staticVars }) => {
const [color, amountArg] = args
const colorArg = convert(findColor(color, { dynamicVars, staticVars })).rgb
const amount = Number(amountArg)
return { ...colorArg, a: amount }
}
},
blend: {
argsNeeded: 3,
exec: (args, { findColor }, { dynamicVars, staticVars }) => {
const [backgroundArg, amountArg, foregroundArg] = args
const background = convert(findColor(backgroundArg, { dynamicVars, staticVars })).rgb
const foreground = convert(findColor(foregroundArg, { dynamicVars, staticVars })).rgb
const amount = Number(amountArg)
return alphaBlend(background, amount, foreground)
}
},
mod: {
argsNeeded: 2,
exec: (args, { findColor }, { dynamicVars, staticVars }) => {
const [colorArg, amountArg] = args
const color = convert(findColor(colorArg, { dynamicVars, staticVars })).rgb
const amount = Number(amountArg)
const effectiveBackground = dynamicVars.lowerLevelBackground
const isLightOnDark = relativeLuminance(convert(effectiveBackground).rgb) < 0.5
const mod = isLightOnDark ? 1 : -1
return brightness(amount * mod, color).rgb
}
}
}
export const shadowFunctions = {
borderSide: {
argsNeeded: 3,
exec: (args, { findColor }) => {
const [color, side, alpha = '1', widthArg = '1', inset = 'inset'] = args
const width = Number(widthArg)
const isInset = inset === 'inset'
const targetShadow = {
x: 0,
y: 0,
blur: 0,
spread: 0,
color,
alpha: Number(alpha),
inset: isInset
}
side.split('-').forEach((position) => {
switch (position) {
case 'left':
targetShadow.x = width * (inset ? 1 : -1)
break
case 'right':
targetShadow.x = -1 * width * (inset ? 1 : -1)
break
case 'top':
targetShadow.y = width * (inset ? 1 : -1)
break
case 'bottom':
targetShadow.y = -1 * width * (inset ? 1 : -1)
break
}
})
return [targetShadow]
}
}
}

View file

@ -1,5 +1,5 @@
import { convert, brightness, contrastRatio } from 'chromatism'
import { alphaBlendLayers, getTextColor, relativeLuminance } from '../color_convert/color_convert.js'
import { rgb2hex, rgba2css, alphaBlendLayers, getTextColor, relativeLuminance, getCssColor } from '../color_convert/color_convert.js'
import { LAYERS, DEFAULT_OPACITY, SLOT_INHERITANCE } from './pleromafe.js'
/*
@ -407,3 +407,347 @@ export const getColors = (sourceColors, sourceOpacity) => SLOT_ORDERED.reduce(({
}
}
}, { colors: {}, opacity: {} })
export const composePreset = (colors, radii, shadows, fonts) => {
return {
rules: {
...shadows.rules,
...colors.rules,
...radii.rules,
...fonts.rules
},
theme: {
...shadows.theme,
...colors.theme,
...radii.theme,
...fonts.theme
}
}
}
export const generatePreset = (input) => {
const colors = generateColors(input)
return composePreset(
colors,
generateRadii(input),
generateShadows(input, colors.theme.colors, colors.mod),
generateFonts(input)
)
}
export const getCssShadow = (input, usesDropShadow) => {
if (input.length === 0) {
return 'none'
}
return input
.filter(_ => usesDropShadow ? _.inset : _)
.map((shad) => [
shad.x,
shad.y,
shad.blur,
shad.spread
].map(_ => _ + 'px').concat([
getCssColor(shad.color, shad.alpha),
shad.inset ? 'inset' : ''
]).join(' ')).join(', ')
}
const getCssShadowFilter = (input) => {
if (input.length === 0) {
return 'none'
}
return input
// drop-shadow doesn't support inset or spread
.filter((shad) => !shad.inset && Number(shad.spread) === 0)
.map((shad) => [
shad.x,
shad.y,
// drop-shadow's blur is twice as strong compared to box-shadow
shad.blur / 2
].map(_ => _ + 'px').concat([
getCssColor(shad.color, shad.alpha)
]).join(' '))
.map(_ => `drop-shadow(${_})`)
.join(' ')
}
export const generateColors = (themeData) => {
const sourceColors = !themeData.themeEngineVersion
? colors2to3(themeData.colors || themeData)
: themeData.colors || themeData
const { colors, opacity } = getColors(sourceColors, themeData.opacity || {})
const htmlColors = Object.entries(colors)
.reduce((acc, [k, v]) => {
if (!v) return acc
acc.solid[k] = rgb2hex(v)
acc.complete[k] = typeof v.a === 'undefined' ? rgb2hex(v) : rgba2css(v)
return acc
}, { complete: {}, solid: {} })
return {
rules: {
colors: Object.entries(htmlColors.complete)
.filter(([k, v]) => v)
.map(([k, v]) => `--${k}: ${v}`)
.join(';')
},
theme: {
colors: htmlColors.solid,
opacity
}
}
}
export const generateRadii = (input) => {
let inputRadii = input.radii || {}
// v1 -> v2
if (typeof input.btnRadius !== 'undefined') {
inputRadii = Object
.entries(input)
.filter(([k, v]) => k.endsWith('Radius'))
.reduce((acc, e) => { acc[e[0].split('Radius')[0]] = e[1]; return acc }, {})
}
const radii = Object.entries(inputRadii).filter(([k, v]) => v).reduce((acc, [k, v]) => {
acc[k] = v
return acc
}, {
btn: 4,
input: 4,
checkbox: 2,
panel: 10,
avatar: 5,
avatarAlt: 50,
tooltip: 2,
attachment: 5,
chatMessage: inputRadii.panel
})
return {
rules: {
radii: Object.entries(radii).filter(([k, v]) => v).map(([k, v]) => `--${k}Radius: ${v}px`).join(';')
},
theme: {
radii
}
}
}
export const generateFonts = (input) => {
const fonts = Object.entries(input.fonts || {}).filter(([k, v]) => v).reduce((acc, [k, v]) => {
acc[k] = Object.entries(v).filter(([k, v]) => v).reduce((acc, [k, v]) => {
acc[k] = v
return acc
}, acc[k])
return acc
}, {
interface: {
family: 'sans-serif'
},
input: {
family: 'inherit'
},
post: {
family: 'inherit'
},
postCode: {
family: 'monospace'
}
})
return {
rules: {
fonts: Object
.entries(fonts)
.filter(([k, v]) => v)
.map(([k, v]) => `--${k}Font: ${v.family}`).join(';')
},
theme: {
fonts
}
}
}
const border = (top, shadow) => ({
x: 0,
y: top ? 1 : -1,
blur: 0,
spread: 0,
color: shadow ? '#000000' : '#FFFFFF',
alpha: 0.2,
inset: true
})
const buttonInsetFakeBorders = [border(true, false), border(false, true)]
const inputInsetFakeBorders = [border(true, true), border(false, false)]
const hoverGlow = {
x: 0,
y: 0,
blur: 4,
spread: 0,
color: '--faint',
alpha: 1
}
export const DEFAULT_SHADOWS = {
panel: [{
x: 1,
y: 1,
blur: 4,
spread: 0,
color: '#000000',
alpha: 0.6
}],
topBar: [{
x: 0,
y: 0,
blur: 4,
spread: 0,
color: '#000000',
alpha: 0.6
}],
popup: [{
x: 2,
y: 2,
blur: 3,
spread: 0,
color: '#000000',
alpha: 0.5
}],
avatar: [{
x: 0,
y: 1,
blur: 8,
spread: 0,
color: '#000000',
alpha: 0.7
}],
avatarStatus: [],
panelHeader: [],
button: [{
x: 0,
y: 0,
blur: 2,
spread: 0,
color: '#000000',
alpha: 1
}, ...buttonInsetFakeBorders],
buttonHover: [hoverGlow, ...buttonInsetFakeBorders],
buttonPressed: [hoverGlow, ...inputInsetFakeBorders],
input: [...inputInsetFakeBorders, {
x: 0,
y: 0,
blur: 2,
inset: true,
spread: 0,
color: '#000000',
alpha: 1
}]
}
export const generateShadows = (input, colors) => {
// TODO this is a small hack for `mod` to work with shadows
// this is used to get the "context" of shadow, i.e. for `mod` properly depend on background color of element
const hackContextDict = {
button: 'btn',
panel: 'bg',
top: 'topBar',
popup: 'popover',
avatar: 'bg',
panelHeader: 'panel',
input: 'input'
}
const cleanInputShadows = Object.fromEntries(
Object.entries(input.shadows || {})
.map(([name, shadowSlot]) => [
name,
// defaulting color to black to avoid potential problems
shadowSlot.map(shadowDef => ({ color: '#000000', ...shadowDef }))
])
)
const inputShadows = cleanInputShadows && !input.themeEngineVersion
? shadows2to3(cleanInputShadows, input.opacity)
: cleanInputShadows || {}
const shadows = Object.entries({
...DEFAULT_SHADOWS,
...inputShadows
}).reduce((shadowsAcc, [slotName, shadowDefs]) => {
const slotFirstWord = slotName.replace(/[A-Z].*$/, '')
const colorSlotName = hackContextDict[slotFirstWord]
const isLightOnDark = relativeLuminance(convert(colors[colorSlotName]).rgb) < 0.5
const mod = isLightOnDark ? 1 : -1
const newShadow = shadowDefs.reduce((shadowAcc, def) => [
...shadowAcc,
{
...def,
color: rgb2hex(computeDynamicColor(
def.color,
(variableSlot) => convert(colors[variableSlot]).rgb,
mod
))
}
], [])
return { ...shadowsAcc, [slotName]: newShadow }
}, {})
return {
rules: {
shadows: Object
.entries(shadows)
// TODO for v2.2: if shadow doesn't have non-inset shadows with spread > 0 - optionally
// convert all non-inset shadows into filter: drop-shadow() to boost performance
.map(([k, v]) => [
`--${k}Shadow: ${getCssShadow(v)}`,
`--${k}ShadowFilter: ${getCssShadowFilter(v)}`,
`--${k}ShadowInset: ${getCssShadow(v, true)}`
].join(';'))
.join(';')
},
theme: {
shadows
}
}
}
/**
* This handles compatibility issues when importing v2 theme's shadows to current format
*
* Back in v2 shadows allowed you to use dynamic colors however those used pure CSS3 variables
*/
export const shadows2to3 = (shadows, opacity) => {
return Object.entries(shadows).reduce((shadowsAcc, [slotName, shadowDefs]) => {
const isDynamic = ({ color = '#000000' }) => color.startsWith('--')
const getOpacity = ({ color }) => opacity[getOpacitySlot(color.substring(2).split(',')[0])]
const newShadow = shadowDefs.reduce((shadowAcc, def) => [
...shadowAcc,
{
...def,
alpha: isDynamic(def) ? getOpacity(def) || 1 : def.alpha
}
], [])
return { ...shadowsAcc, [slotName]: newShadow }
}, {})
}
export const colors2to3 = (colors) => {
return Object.entries(colors).reduce((acc, [slotName, color]) => {
const btnPositions = ['', 'Panel', 'TopBar']
switch (slotName) {
case 'lightBg':
return { ...acc, highlight: color }
case 'btnText':
return {
...acc,
...btnPositions
.reduce(
(statePositionAcc, position) =>
({ ...statePositionAcc, ['btn' + position + 'Text']: color })
, {}
)
}
default:
return { ...acc, [slotName]: color }
}
}, {})
}

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import { convert, brightness } from 'chromatism'
import { flattenDeep } from 'lodash'
import {
alphaBlend,
getTextColor,
rgba2css,
mixrgb,
relativeLuminance
} from '../color_convert/color_convert.js'
import {
colorFunctions,
shadowFunctions,
process
} from './theme3_slot_functions.js'
import {
unroll,
getAllPossibleCombinations,
genericRuleToSelector,
normalizeCombination,
findRules
} from './iss_utils.js'
import { parseCssShadow } from './css_utils.js'
// Ensuring the order of components
const components = {
Root: null,
Text: null,
FunText: null,
Link: null,
Icon: null,
Border: null,
Panel: null,
Chat: null,
ChatMessage: null
}
const findShadow = (shadows, { dynamicVars, staticVars }) => {
return (shadows || []).map(shadow => {
let targetShadow
if (typeof shadow === 'string') {
if (shadow.startsWith('$')) {
targetShadow = process(shadow, shadowFunctions, { findColor, findShadow }, { dynamicVars, staticVars })
} else if (shadow.startsWith('--')) {
const [variable] = shadow.split(/,/g).map(str => str.trim()) // discarding modifier since it's not supported
const variableSlot = variable.substring(2)
return findShadow(staticVars[variableSlot], { dynamicVars, staticVars })
} else {
targetShadow = parseCssShadow(shadow)
}
} else {
targetShadow = shadow
}
const shadowArray = Array.isArray(targetShadow) ? targetShadow : [targetShadow]
return shadowArray.map(s => ({
...s,
color: findColor(s.color, { dynamicVars, staticVars })
}))
})
}
const findColor = (color, { dynamicVars, staticVars }) => {
if (typeof color !== 'string' || (!color.startsWith('--') && !color.startsWith('$'))) return color
let targetColor = null
if (color.startsWith('--')) {
const [variable, modifier] = color.split(/,/g).map(str => str.trim())
const variableSlot = variable.substring(2)
if (variableSlot === 'stack') {
const { r, g, b } = dynamicVars.stacked
targetColor = { r, g, b }
} else if (variableSlot.startsWith('parent')) {
if (variableSlot === 'parent') {
const { r, g, b } = dynamicVars.lowerLevelBackground
targetColor = { r, g, b }
} else {
const virtualSlot = variableSlot.replace(/^parent/, '')
targetColor = convert(dynamicVars.lowerLevelVirtualDirectivesRaw[virtualSlot]).rgb
}
} else {
switch (variableSlot) {
case 'inheritedBackground':
targetColor = convert(dynamicVars.inheritedBackground).rgb
break
case 'background':
targetColor = convert(dynamicVars.background).rgb
break
default:
targetColor = convert(staticVars[variableSlot]).rgb
}
}
if (modifier) {
const effectiveBackground = dynamicVars.lowerLevelBackground ?? targetColor
const isLightOnDark = relativeLuminance(convert(effectiveBackground).rgb) < 0.5
const mod = isLightOnDark ? 1 : -1
targetColor = brightness(Number.parseFloat(modifier) * mod, targetColor).rgb
}
}
if (color.startsWith('$')) {
try {
targetColor = process(color, colorFunctions, { findColor }, { dynamicVars, staticVars })
} catch (e) {
console.error('Failure executing color function', e)
targetColor = '#FF00FF'
}
}
// Color references other color
return targetColor
}
const getTextColorAlpha = (directives, intendedTextColor, dynamicVars, staticVars) => {
const opacity = directives.textOpacity
const backgroundColor = convert(dynamicVars.lowerLevelBackground).rgb
const textColor = convert(findColor(intendedTextColor, { dynamicVars, staticVars })).rgb
if (opacity === null || opacity === undefined || opacity >= 1) {
return convert(textColor).hex
}
if (opacity === 0) {
return convert(backgroundColor).hex
}
const opacityMode = directives.textOpacityMode
switch (opacityMode) {
case 'fake':
return convert(alphaBlend(textColor, opacity, backgroundColor)).hex
case 'mixrgb':
return convert(mixrgb(backgroundColor, textColor)).hex
default:
return rgba2css({ a: opacity, ...textColor })
}
}
// Loading all style.js[on] files dynamically
const componentsContext = require.context('src', true, /\.style.js(on)?$/)
componentsContext.keys().forEach(key => {
const component = componentsContext(key).default
if (components[component.name] != null) {
console.warn(`Component in file ${key} is trying to override existing component ${component.name}! You have collisions/duplicates!`)
}
components[component.name] = component
})
const ruleToSelector = genericRuleToSelector(components)
export const init = (extraRuleset, ultimateBackgroundColor) => {
const staticVars = {}
const stacked = {}
const computed = {}
const eagerRules = []
const lazyRules = []
const rulesetUnsorted = [
...Object.values(components)
.map(c => (c.defaultRules || []).map(r => ({ component: c.name, ...r })))
.reduce((acc, arr) => [...acc, ...arr], []),
...extraRuleset
].map(rule => {
normalizeCombination(rule)
let currentParent = rule.parent
while (currentParent) {
normalizeCombination(currentParent)
currentParent = currentParent.parent
}
return rule
})
const ruleset = rulesetUnsorted
.map((data, index) => ({ data, index }))
.sort(({ data: a, index: ai }, { data: b, index: bi }) => {
const parentsA = unroll(a).length
const parentsB = unroll(b).length
if (parentsA === parentsB) {
if (a.component === 'Text') return -1
if (b.component === 'Text') return 1
return ai - bi
}
if (parentsA === 0 && parentsB !== 0) return -1
if (parentsB === 0 && parentsA !== 0) return 1
return parentsA - parentsB
})
.map(({ data }) => data)
const virtualComponents = new Set(Object.values(components).filter(c => c.virtual).map(c => c.name))
let counter = 0
const promises = []
const processInnerComponent = (component, rules, parent) => {
const addRule = (rule) => {
rules.push(rule)
}
const parentSelector = ruleToSelector(parent, true)
// const parentList = parent ? unroll(parent).reverse().map(c => c.component) : []
// if (!component.virtual) {
// const path = [...parentList, component.name].join(' > ')
// console.log('Component ' + path + ' process starting')
// }
// const t0 = performance.now()
const {
validInnerComponents = [],
states: originalStates = {},
variants: originalVariants = {},
name
} = component
// Normalizing states and variants to always include "normal"
const states = { normal: '', ...originalStates }
const variants = { normal: '', ...originalVariants }
const innerComponents = (validInnerComponents).map(name => {
const result = components[name]
if (result === undefined) console.error(`Component ${component.name} references a component ${name} which does not exist!`)
return result
})
// Optimization: we only really need combinations without "normal" because all states implicitly have it
const permutationStateKeys = Object.keys(states).filter(s => s !== 'normal')
const stateCombinations = [
['normal'],
...getAllPossibleCombinations(permutationStateKeys)
.map(combination => ['normal', ...combination])
.filter(combo => {
// Optimization: filter out some hard-coded combinations that don't make sense
if (combo.indexOf('disabled') >= 0) {
return !(
combo.indexOf('hover') >= 0 ||
combo.indexOf('focused') >= 0 ||
combo.indexOf('pressed') >= 0
)
}
return true
})
]
const stateVariantCombination = Object.keys(variants).map(variant => {
return stateCombinations.map(state => ({ variant, state }))
}).reduce((acc, x) => [...acc, ...x], [])
stateVariantCombination.forEach(combination => {
counter++
// const tt0 = performance.now()
combination.component = component.name
const soloSelector = ruleToSelector(combination, true)
const soloCssSelector = ruleToSelector(combination)
const selector = [parentSelector, soloSelector].filter(x => x).join(' ')
const cssSelector = [parentSelector, soloCssSelector].filter(x => x).join(' ')
const lowerLevelSelector = parentSelector
const lowerLevelBackground = computed[lowerLevelSelector]?.background
const lowerLevelVirtualDirectives = computed[lowerLevelSelector]?.virtualDirectives
const lowerLevelVirtualDirectivesRaw = computed[lowerLevelSelector]?.virtualDirectivesRaw
const dynamicVars = computed[selector] || {
lowerLevelBackground,
lowerLevelVirtualDirectives,
lowerLevelVirtualDirectivesRaw
}
// Inheriting all of the applicable rules
const existingRules = ruleset.filter(findRules({ component: component.name, ...combination, parent }))
const computedDirectives = existingRules.map(r => r.directives).reduce((acc, directives) => ({ ...acc, ...directives }), {})
const computedRule = {
component: component.name,
...combination,
parent,
directives: computedDirectives
}
computed[selector] = computed[selector] || {}
computed[selector].computedRule = computedRule
computed[selector].dynamicVars = dynamicVars
if (virtualComponents.has(component.name)) {
const virtualName = [
'--',
component.name.toLowerCase(),
combination.variant === 'normal'
? ''
: combination.variant[0].toUpperCase() + combination.variant.slice(1).toLowerCase(),
...combination.state.filter(x => x !== 'normal').toSorted().map(state => state[0].toUpperCase() + state.slice(1).toLowerCase())
].join('')
let inheritedTextColor = computedDirectives.textColor
let inheritedTextAuto = computedDirectives.textAuto
let inheritedTextOpacity = computedDirectives.textOpacity
let inheritedTextOpacityMode = computedDirectives.textOpacityMode
const lowerLevelTextSelector = [...selector.split(/ /g).slice(0, -1), soloSelector].join(' ')
const lowerLevelTextRule = computed[lowerLevelTextSelector]
if (inheritedTextColor == null || inheritedTextOpacity == null || inheritedTextOpacityMode == null) {
inheritedTextColor = computedDirectives.textColor ?? lowerLevelTextRule.textColor
inheritedTextAuto = computedDirectives.textAuto ?? lowerLevelTextRule.textAuto
inheritedTextOpacity = computedDirectives.textOpacity ?? lowerLevelTextRule.textOpacity
inheritedTextOpacityMode = computedDirectives.textOpacityMode ?? lowerLevelTextRule.textOpacityMode
}
const newTextRule = {
...computedRule,
directives: {
...computedRule.directives,
textColor: inheritedTextColor,
textAuto: inheritedTextAuto ?? 'preserve',
textOpacity: inheritedTextOpacity,
textOpacityMode: inheritedTextOpacityMode
}
}
dynamicVars.inheritedBackground = lowerLevelBackground
dynamicVars.stacked = convert(stacked[lowerLevelSelector]).rgb
const intendedTextColor = convert(findColor(inheritedTextColor, { dynamicVars, staticVars })).rgb
const textColor = newTextRule.directives.textAuto === 'no-auto'
? intendedTextColor
: getTextColor(
convert(stacked[lowerLevelSelector]).rgb,
intendedTextColor,
newTextRule.directives.textAuto === 'preserve'
)
// Updating previously added rule
const earlyLowerLevelRules = rules.filter(findRules(parent, true))
const earlyLowerLevelRule = earlyLowerLevelRules.slice(-1)[0]
const virtualDirectives = earlyLowerLevelRule.virtualDirectives || {}
const virtualDirectivesRaw = earlyLowerLevelRule.virtualDirectivesRaw || {}
// Storing color data in lower layer to use as custom css properties
virtualDirectives[virtualName] = getTextColorAlpha(newTextRule.directives, textColor, dynamicVars)
virtualDirectivesRaw[virtualName] = textColor
earlyLowerLevelRule.virtualDirectives = virtualDirectives
earlyLowerLevelRule.virtualDirectivesRaw = virtualDirectivesRaw
computed[lowerLevelSelector].virtualDirectives = virtualDirectives
computed[lowerLevelSelector].virtualDirectivesRaw = virtualDirectivesRaw
} else {
computed[selector] = computed[selector] || {}
// TODO: DEFAULT TEXT COLOR
const lowerLevelStackedBackground = stacked[lowerLevelSelector] || convert(ultimateBackgroundColor).rgb
if (computedDirectives.background) {
let inheritRule = null
const variantRules = ruleset.filter(findRules({ component: component.name, variant: combination.variant, parent }))
const lastVariantRule = variantRules[variantRules.length - 1]
if (lastVariantRule) {
inheritRule = lastVariantRule
} else {
const normalRules = ruleset.filter(findRules({ component: component.name, parent }))
const lastNormalRule = normalRules[normalRules.length - 1]
inheritRule = lastNormalRule
}
const inheritSelector = ruleToSelector({ ...inheritRule, parent }, true)
const inheritedBackground = computed[inheritSelector].background
dynamicVars.inheritedBackground = inheritedBackground
const rgb = convert(findColor(computedDirectives.background, { dynamicVars, staticVars })).rgb
if (!stacked[selector]) {
let blend
const alpha = computedDirectives.opacity ?? 1
if (alpha >= 1) {
blend = rgb
} else if (alpha <= 0) {
blend = lowerLevelStackedBackground
} else {
blend = alphaBlend(rgb, computedDirectives.opacity, lowerLevelStackedBackground)
}
stacked[selector] = blend
computed[selector].background = { ...rgb, a: computedDirectives.opacity ?? 1 }
}
}
if (computedDirectives.shadow) {
dynamicVars.shadow = flattenDeep(findShadow(flattenDeep(computedDirectives.shadow), { dynamicVars, staticVars }))
}
if (!stacked[selector]) {
computedDirectives.background = 'transparent'
computedDirectives.opacity = 0
stacked[selector] = lowerLevelStackedBackground
computed[selector].background = { ...lowerLevelStackedBackground, a: 0 }
}
dynamicVars.stacked = stacked[selector]
dynamicVars.background = computed[selector].background
const dynamicSlots = Object.entries(computedDirectives).filter(([k, v]) => k.startsWith('--'))
dynamicSlots.forEach(([k, v]) => {
const [type, ...value] = v.split('|').map(x => x.trim()) // woah, Extreme!
switch (type) {
case 'color': {
const color = findColor(value[0], { dynamicVars, staticVars })
dynamicVars[k] = color
if (component.name === 'Root') {
staticVars[k.substring(2)] = color
}
break
}
case 'shadow': {
const shadow = value
dynamicVars[k] = shadow
if (component.name === 'Root') {
staticVars[k.substring(2)] = shadow
}
break
}
case 'generic': {
dynamicVars[k] = value
if (component.name === 'Root') {
staticVars[k.substring(2)] = value
}
break
}
}
})
addRule({
dynamicVars,
selector: cssSelector,
component: component.name,
...combination,
parent,
directives: computedDirectives
})
}
innerComponents.forEach(innerComponent => {
if (innerComponent.lazy) {
promises.push(new Promise((resolve, reject) => {
setTimeout(() => {
try {
processInnerComponent(innerComponent, lazyRules, { parent, component: name, ...combination })
resolve()
} catch (e) {
reject(e)
}
}, 0)
}))
} else {
processInnerComponent(innerComponent, rules, { parent, component: name, ...combination })
}
})
// const tt1 = performance.now()
// if (!component.virtual) {
// console.log('State-variant ' + combination.variant + ' : ' + combination.state.join('+') + ' procession time: ' + (tt1 - tt0) + 'ms')
// }
})
// const t1 = performance.now()
// if (!component.virtual) {
// const path = [...parentList, component.name].join(' > ')
// console.log('Component ' + path + ' procession time: ' + (t1 - t0) + 'ms')
// }
}
processInnerComponent(components.Root, eagerRules)
console.debug('Eager combinations processed:' + counter)
const lazyExec = Promise.all(promises).then(() => {
console.debug('Total combinations processed: ' + counter)
}).then(() => lazyRules)
return {
lazy: lazyExec,
eager: eagerRules,
staticVars
}
}