t0ng7u
d146e45e2f
Add a Bun script to apply and normalize AGPL copyright headers across the default frontend source files. The script keeps headers idempotent, upgrades existing headers to the 2023-2026 QuantumNous range, and is exposed through `bun run copyright` for future maintenance.
46 lines
1.4 KiB
TypeScript
Vendored
46 lines
1.4 KiB
TypeScript
Vendored
/*
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Copyright (C) 2023-2026 QuantumNous
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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For commercial licensing, please contact support@quantumnous.com
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*/
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import type { CSSProperties } from 'react'
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export type UserAvatarStyle = Pick<CSSProperties, 'backgroundColor' | 'color'>
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function hashString(value: string): number {
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let hash = 0
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for (let i = 0; i < value.length; i++) {
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hash = (hash * 31 + value.charCodeAt(i)) >>> 0
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}
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return hash
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}
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export function getUserAvatarStyle(name: string): UserAvatarStyle {
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const hash = hashString(name)
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const hue = hash % 360
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const saturation = 54 + (hash % 8)
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const lightness = 52 + ((hash >> 4) % 8)
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return {
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backgroundColor: `hsl(${hue} ${saturation}% ${lightness}% / 0.82)`,
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color: 'white',
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}
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}
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export function getUserAvatarFallback(name: string): string {
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return name.trim().charAt(0).toUpperCase() || '?'
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}
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