65 lines
2.1 KiB
TypeScript
65 lines
2.1 KiB
TypeScript
import { createBookmarkDraftEvent } from '@/lib/draft-event'
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import client from '@/services/client.service'
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import { createContext, useContext } from 'react'
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import { useNostr } from './NostrProvider'
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import { Event } from 'nostr-tools'
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type TBookmarksContext = {
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addBookmark: (event: Event) => Promise<void>
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removeBookmark: (event: Event) => Promise<void>
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}
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const BookmarksContext = createContext<TBookmarksContext | undefined>(undefined)
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export const useBookmarks = () => {
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const context = useContext(BookmarksContext)
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if (!context) {
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throw new Error('useBookmarks must be used within a BookmarksProvider')
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}
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return context
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}
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export function BookmarksProvider({ children }: { children: React.ReactNode }) {
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const { pubkey: accountPubkey, publish, updateBookmarkListEvent } = useNostr()
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const addBookmark = async (event: Event) => {
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if (!accountPubkey) return
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const bookmarkListEvent = await client.fetchBookmarkListEvent(accountPubkey)
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const currentTags = bookmarkListEvent?.tags || []
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if (currentTags.some((tag) => tag[0] === 'e' && tag[1] === event.id)) return
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const newBookmarkDraftEvent = createBookmarkDraftEvent(
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[...currentTags, ['e', event.id, client.getEventHint(event.id), '', event.pubkey]],
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bookmarkListEvent?.content
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)
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const newBookmarkEvent = await publish(newBookmarkDraftEvent)
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await updateBookmarkListEvent(newBookmarkEvent)
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}
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const removeBookmark = async (event: Event) => {
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if (!accountPubkey) return
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const bookmarkListEvent = await client.fetchBookmarkListEvent(accountPubkey)
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if (!bookmarkListEvent) return
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const newTags = bookmarkListEvent.tags.filter((tag) => !(tag[0] === 'e' && tag[1] === event.id))
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if (newTags.length === bookmarkListEvent.tags.length) return
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const newBookmarkDraftEvent = createBookmarkDraftEvent(newTags, bookmarkListEvent.content)
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const newBookmarkEvent = await publish(newBookmarkDraftEvent)
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await updateBookmarkListEvent(newBookmarkEvent)
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}
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return (
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<BookmarksContext.Provider
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value={{
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addBookmark,
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removeBookmark
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}}
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>
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{children}
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</BookmarksContext.Provider>
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)
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}
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