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28 lines
953 B
TypeScript
28 lines
953 B
TypeScript
/*
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* SPDX-FileCopyrightText: 2023 The HedgeDoc developers (see AUTHORS file)
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*
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import { useMemo } from 'react'
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import { createAvatar } from '@dicebear/core'
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import * as identicon from '@dicebear/identicon'
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/**
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* Returns the correct avatar url for a user.
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* When an empty or no photoUrl is given, a random avatar is generated from the displayName.
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*
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* @param photoUrl The photo url of the user to use. Maybe empty or not set.
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* @param displayName The display name of the user to use as input to the random avatar.
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* @return The correct avatar url for the user.
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*/
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export const useAvatarUrl = (photoUrl: string | undefined, displayName: string): string => {
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return useMemo(() => {
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if (photoUrl && photoUrl.trim() !== '') {
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return photoUrl
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}
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const avatar = createAvatar(identicon, {
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seed: displayName
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})
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return avatar.toDataUriSync()
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}, [photoUrl, displayName])
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}
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