Refactored style_setter to be more declarative instead of walls of copypasted code
This commit is contained in:
Henry Jameson
parent
a2f676d317
commit
cce64077b5
@ -3,6 +3,262 @@ import { brightness, invertLightness, convert, contrastRatio } from 'chromatism'
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import { rgb2hex, hex2rgb, mixrgb, getContrastRatio, alphaBlend, alphaBlendLayers } from '../color_convert/color_convert.js'
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export const CURRENT_VERSION = 3
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/* This is a definition of all layer combinations
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* each key is a topmost layer, each value represents layer underneath
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* this is essentially a simplified tree
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*/
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export const LAYERS = {
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undelay: null, // root
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topBar: null, // no transparency support
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badge: null, // no transparency support
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fg: null,
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bg: 'underlay',
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panel: 'bg',
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btn: 'bg',
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btnPanel: 'panel',
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btnTopBar: 'topBar',
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input: 'bg',
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inputPanel: 'panel',
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inputTopBar: 'topBar',
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alert: 'bg',
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alertPanel: 'panel'
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}
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export const SLOT_INHERITANCE = {
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bg: null,
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fg: null,
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text: null,
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underlay: '#000000',
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link: '--accent',
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accent: '--link',
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faint: '--text',
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faintLink: '--link',
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cBlue: '#0000ff',
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cRed: '#FF0000',
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cGreen: '#00FF00',
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cOrange: '#E3FF00',
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lightBg: {
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depends: ['bg'],
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color: (mod, bg) => brightness(5 * mod, bg).rgb
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},
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lightText: {
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depends: ['text'],
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color: (mod, text) => brightness(20 * mod, text).rgb
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},
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border: {
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depends: 'fg',
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color: (mod, fg) => brightness(2 * mod, fg).rgb
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},
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linkBg: {
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depends: ['accent', 'bg'],
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color: (mod, accent, bg) => alphaBlend(accent, 0.4, bg).rgb
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},
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icon: {
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depends: ['bg', 'text'],
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color: (mod, bg, text) => mixrgb(bg, text)
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},
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// Foreground
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fgText: {
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depends: ['text', 'fg', 'underlay', 'bg'],
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layer: 'fg',
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textColor: true
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},
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fgLink: {
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depends: ['link', 'fg', 'underlay', 'bg'],
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layer: 'fg',
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textColor: 'preserve'
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},
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// Panel header
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panel: '--fg',
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panelText: {
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depends: ['fgText', 'panel'],
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layer: 'panel',
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textColor: true
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},
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panelFaint: {
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depends: ['fgText', 'panel'],
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layer: 'panel',
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textColor: true
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},
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panelLink: {
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depends: ['fgLink', 'panel'],
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layer: 'panel',
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textColor: 'preserve'
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},
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// Top bar
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topBar: '--fg',
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topBarText: {
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depends: ['fgText', 'topBar'],
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layer: 'topBar',
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textColor: true
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},
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topBarLink: {
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depends: ['fgLink', 'topBar'],
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layer: 'topBar',
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textColor: 'preserve'
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},
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// Buttons
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btn: '--fg',
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btnText: {
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depends: ['fgText', 'btn'],
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layer: 'btn'
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},
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btnPanelText: {
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depends: ['panelText', 'btn', 'panel'],
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layer: 'btnPanel',
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variant: 'btn',
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textColor: true
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},
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btnTopBarText: {
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depends: ['topBarText', 'btn', 'topBar'],
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layer: 'btnTopBar',
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variant: 'btn',
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textColor: true
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},
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// Input fields
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input: '--fg',
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inputText: {
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depends: ['text', 'input'],
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layer: 'input',
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textColor: true
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},
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inputPanelText: {
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depends: ['panelText', 'input', 'panel'],
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layer: 'inputPanel',
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variant: 'input',
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textColor: true
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},
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inputTopbarText: {
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depends: ['topBarText', 'input', 'topBar'],
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layer: 'inputTopBar',
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variant: 'input',
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textColor: true
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},
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alertError: '--cRed',
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alertErrorText: {
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depends: ['text', 'alertError'],
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layer: 'alert',
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variant: 'alertError',
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textColor: true
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},
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alertErrorPanelText: {
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depends: ['panelText', 'alertError', 'panel'],
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layer: 'alertPanel',
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variant: 'alertError',
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textColor: true
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},
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alertWarning: '--cOrange',
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alertWarningText: {
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depends: ['text', 'alertWarning'],
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layer: 'alert',
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variant: 'alertWarning',
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textColor: true
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},
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alertWarningPanelText: {
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depends: ['panelText', 'alertWarning', 'panel'],
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layer: 'alertPanel',
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variant: 'alertWarning',
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textColor: true
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},
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badgeNotification: '--cRed',
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badgeNotificationText: {
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depends: ['text', 'badgeNotification'],
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layer: 'badge',
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variant: 'badgeNotification',
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textColor: true
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}
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}
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const getDependencies = (key, inheritance) => {
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const data = inheritance[key]
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if (typeof data === 'string' && data.startsWith('--')) {
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return [data.substring(2)]
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} else {
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if (data === null) return []
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const { depends } = data
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if (Array.isArray(depends)) {
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return depends
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} else if (typeof depends === 'object') {
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return [depends]
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} else {
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return []
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}
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}
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}
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export const topoSort = (
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inheritance = SLOT_INHERITANCE,
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getDeps = getDependencies
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) => {
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// This is an implementation of https://en.wikipedia.org/wiki/Tarjan%27s_strongly_connected_components_algorithm
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const allKeys = Object.keys(inheritance)
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const whites = new Set(allKeys)
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const grays = new Set()
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const blacks = new Set()
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const unprocessed = [...allKeys]
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const output = []
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const step = (node) => {
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if (whites.has(node)) {
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// Make node "gray"
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whites.delete(node)
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grays.add(node)
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// Do step for each node connected to it (one way)
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getDeps(node, inheritance).forEach(step)
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// Make node "black"
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grays.delete(node)
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blacks.add(node)
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// Put it into the output list
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output.push(node)
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} else if (grays.has(node)) {
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console.debug('Cyclic depenency in topoSort, ignoring')
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output.push(node)
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} else if (blacks.has(node)) {
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// do nothing
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} else {
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throw new Error('Unintended condition in topoSort!')
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}
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}
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while (unprocessed.length > 0) {
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step(unprocessed.pop())
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}
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return output
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}
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export const SLOT_ORDERED = topoSort(SLOT_INHERITANCE)
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export const getLayersArray = (layer, data = LAYERS) => {
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let array = [layer]
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let parent = data[layer]
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while (parent) {
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array.unshift(parent)
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parent = data[parent]
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}
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return array
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}
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export const getLayers = (layer, variant = layer, colors, opacity) => {
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return getLayersArray(layer).map((currentLayer) => ([
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currentLayer === layer
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? colors[variant]
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: colors[currentLayer],
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opacity[currentLayer]
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]))
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}
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// While this is not used anymore right now, I left it in if we want to do custom
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// styles that aren't just colors, so user can pick from a few different distinct
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@ -153,12 +409,13 @@ const getCssColor = (input, a) => {
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}
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const generateColors = (themeData) => {
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const colors = {}
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const rawOpacity = Object.assign({
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panel: 1,
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btn: 1,
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border: 1,
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bg: 1,
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badge: 1,
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text: 1,
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alert: 0.5,
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input: 0.5,
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faint: 0.5,
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@ -171,7 +428,6 @@ const generateColors = (themeData) => {
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}, {}))
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const inputColors = themeData.colors || themeData
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const transparentsOpacity = Object.entries(inputColors).reduce((acc, [k, v]) => {
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if (v === 'transparent') {
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acc[k] = 0
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@ -181,13 +437,8 @@ const generateColors = (themeData) => {
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const opacity = { ...rawOpacity, ...transparentsOpacity }
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const compat = themeData.v3compat || {}
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const compatColors = Object.entries(compat.colors || {}).reduce((acc, [key, value]) => {
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const newVal = value === null ? undefined : value
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return { ...acc, [key]: newVal }
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}, {})
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const col = Object.entries({ ...inputColors, ...compatColors }).reduce((acc, [k, v]) => {
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// Cycle one: just whatever we have
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const sourceColors = Object.entries(inputColors).reduce((acc, [k, v]) => {
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if (typeof v === 'object') {
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acc[k] = v
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} else {
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@ -201,77 +452,53 @@ const generateColors = (themeData) => {
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return acc
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}, {})
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colors.bg = col.bg
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colors.underlay = col.underlay || hex2rgb('#000000')
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colors.text = col.text
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const isLightOnDark = convert(colors.bg).hsl.l < convert(colors.text).hsl.l
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const isLightOnDark = convert(sourceColors.bg).hsl.l < convert(sourceColors.text).hsl.l
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const mod = isLightOnDark ? 1 : -1
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colors.lightText = col.lightText || brightness(20 * mod, colors.text).rgb
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const colors = SLOT_ORDERED.reduce((acc, key) => {
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const value = SLOT_INHERITANCE[key]
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if (sourceColors[key]) {
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return { ...acc, [key]: { ...sourceColors[key] } }
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} else if (typeof value === 'string' && value.startsWith('#')) {
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return { ...acc, [key]: convert(value).rgb }
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} else {
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const isObject = typeof value === 'object'
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const defaultColorFunc = (mod, dep) => ({ ...dep })
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const deps = getDependencies(key, SLOT_INHERITANCE)
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const colorFunc = (isObject && value.color) || defaultColorFunc
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colors.accent = col.accent || col.link
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colors.link = col.link || col.accent
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colors.faint = col.faint || Object.assign({}, col.text)
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colors.lightBg = col.lightBg || brightness(5 * mod, colors.bg).rgb
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const underlay = [colors.underlay, opacity.underlay]
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// Technically, foreground can't be transparent (descendants can) but let's keep it just in case
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const fg = [col.fg, opacity.fg || 1]
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const bg = [col.bg, opacity.bg]
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colors.fg = col.fg
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colors.fgText = col.fgText || getTextColor(alphaBlendLayers(colors.text, [underlay, bg, fg]), colors.text)
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colors.fgLink = col.fgLink || getTextColor(alphaBlendLayers(colors.link, [underlay, bg, fg]), colors.link, true)
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colors.border = col.border || brightness(2 * mod, colors.fg).rgb
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colors.btn = col.btn || Object.assign({}, col.fg)
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const btn = [colors.btn, opacity.btn || 1]
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colors.btnText = col.btnText || getTextColor(alphaBlendLayers(colors.fgText, [underlay, bg, fg, btn]), colors.fgText)
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colors.input = col.input || Object.assign({}, col.fg)
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const input = [colors.input, opacity.input]
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colors.inputText = col.inputText || getTextColor(alphaBlendLayers(colors.lightText, [underlay, bg, fg, input]), colors.lightText)
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colors.panel = col.panel || Object.assign({}, col.fg)
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const panel = [colors.panel, opacity.panel]
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colors.panelText = col.panelText || getTextColor(alphaBlendLayers(colors.fgText, [underlay, bg, panel]), colors.fgText)
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colors.panelLink = col.panelLink || getTextColor(alphaBlendLayers(colors.fgLink, [underlay, bg, panel]), colors.fgLink)
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colors.panelFaint = col.panelFaint || getTextColor(alphaBlendLayers(colors.faint, [underlay, bg, panel]), colors.faint)
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colors.topBar = col.topBar || Object.assign({}, col.fg)
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const topBar = [colors.topBar, opacity.topBar]
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colors.topBarText = col.topBarText || getTextColor(alphaBlendLayers(colors.fgText, [topBar]), colors.fgText)
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colors.topBarLink = col.topBarLink || getTextColor(alphaBlendLayers(colors.fgLink, [topBar]), colors.fgLink)
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colors.faintLink = col.faintLink || Object.assign({}, col.link || col.accent)
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colors.linkBg = alphaBlend(colors.link, 0.4, colors.bg)
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colors.icon = mixrgb(colors.bg, colors.text)
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colors.cBlue = col.cBlue || hex2rgb('#0000FF')
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colors.cRed = col.cRed || hex2rgb('#FF0000')
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colors.cGreen = col.cGreen || hex2rgb('#00FF00')
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colors.cOrange = col.cOrange || hex2rgb('#E3FF00')
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colors.alertError = col.alertError || Object.assign({}, colors.cRed)
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const alertError = [colors.alertError, opacity.alert]
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colors.alertErrorText = col.alertErrorText || getTextColor(alphaBlendLayers(colors.text, [underlay, bg, alertError]), colors.text)
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colors.alertErrorPanelText = col.alertErrorPanelText || getTextColor(alphaBlendLayers(colors.panelText, [underlay, bg, panel, panel, alertError]), colors.panelText)
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colors.alertWarning = col.alertWarning || Object.assign({}, colors.cOrange)
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const alertWarning = [colors.alertWarning, opacity.alert]
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colors.alertWarningText = col.alertWarningText || getTextColor(alphaBlendLayers(colors.text, [underlay, bg, alertWarning]), colors.text)
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colors.alertWarningPanelText = col.alertWarningPanelText || getTextColor(alphaBlendLayers(colors.panelText, [underlay, bg, panel, panel, alertWarning]), colors.panelText)
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colors.badgeNotification = col.badgeNotification || Object.assign({}, colors.cRed)
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colors.badgeNotificationText = colors.badgeNotificationText || contrastRatio(colors.badgeNotification).rgb
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if (value.textColor) {
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return {
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...acc,
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[key]: getTextColor(
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alphaBlendLayers(
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{ ...acc[deps[0]] },
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getLayers(
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value.layer,
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value.variant || value.layer,
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acc,
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opacity
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)
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),
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{ ...acc[deps[0]] },
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value.textColor === 'preserve'
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)
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}
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} else {
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console.log('BENIS', key, deps, deps.map((dep) => ({ ...acc[dep] })))
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return {
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...acc,
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[key]: colorFunc(
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mod,
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...deps.map((dep) => ({ ...acc[dep] }))
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)
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}
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}
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}
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}, {})
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// Inheriting opacities
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Object.entries(opacity).forEach(([ k, v ]) => {
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console.log(k)
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if (typeof v === 'undefined') return
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if (k === 'alert') {
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colors.alertError.a = v
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@ -285,6 +512,9 @@ const generateColors = (themeData) => {
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if (k === 'bg') {
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colors['lightBg'].a = v
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}
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if (k === 'badge') {
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colors['badgeNotification'].a = v
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}
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if (colors[k]) {
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colors[k].a = v
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} else {
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