47 lines
1.3 KiB
TypeScript
47 lines
1.3 KiB
TypeScript
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import { useEffect, useState } from 'react'
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import { ProfileMetadata } from '../types/profile'
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import { MetadataController } from '../controllers/MetadataController'
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import { Event, kinds } from 'nostr-tools'
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export const useProfileMetadata = (pubkey: string) => {
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const [profileMetadata, setProfileMetadata] = useState<ProfileMetadata>()
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useEffect(() => {
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const metadataController = MetadataController.getInstance()
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const handleMetadataEvent = (event: Event) => {
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const metadataContent =
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metadataController.extractProfileMetadataContent(event)
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if (metadataContent) {
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setProfileMetadata(metadataContent)
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}
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}
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if (pubkey) {
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metadataController.on(pubkey, (kind: number, event: Event) => {
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if (kind === kinds.Metadata) {
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handleMetadataEvent(event)
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}
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})
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metadataController
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.findMetadata(pubkey)
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.then((metadataEvent) => {
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if (metadataEvent) handleMetadataEvent(metadataEvent)
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})
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.catch((err) => {
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console.error(
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`error occurred in finding metadata for: ${pubkey}`,
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err
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)
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})
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}
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return () => {
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metadataController.off(pubkey, handleMetadataEvent)
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}
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}, [pubkey])
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return profileMetadata
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}
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