71 lines
2.0 KiB
TypeScript
71 lines
2.0 KiB
TypeScript
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import { filterForEventsTaggingId, NDKEvent } from '@nostr-dev-kit/ndk'
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import { NDKContextType } from 'contexts/NDKContext'
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import { LoaderFunctionArgs, redirect } from 'react-router-dom'
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import { toast } from 'react-toastify'
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import { appRoutes } from 'routes'
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import { BlogDetails } from 'types'
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import {
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getFirstTagValue,
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getFirstTagValueAsInt,
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getTagValue,
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log,
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LogType
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} from 'utils'
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export const blogRouteLoader =
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(ndkContext: NDKContextType) =>
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async ({ params }: LoaderFunctionArgs) => {
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const { naddr } = params
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if (!naddr) {
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log(true, LogType.Error, 'Required naddr.')
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return redirect(appRoutes.blogs)
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}
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try {
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const filter = filterForEventsTaggingId(naddr)
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if (!filter) {
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log(true, LogType.Error, 'Unable to create filter from blog naddr.')
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return redirect(appRoutes.blogs)
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}
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const event = await ndkContext.fetchEvent(filter)
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console.log(event)
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if (event) {
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const blogDetails = extractBlogDetails(event)
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console.log(blogDetails)
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return blogDetails
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}
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return null
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} catch (error) {
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log(
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true,
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LogType.Error,
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'An error occurred in fetching blog details from relays',
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error
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)
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toast.error('An error occurred in fetching mod details from relays')
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return redirect(appRoutes.blogs)
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}
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}
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function extractBlogDetails(event: NDKEvent): Partial<BlogDetails> {
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return {
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title: getFirstTagValue(event, 'title'),
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content: event.content,
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summary: getFirstTagValue(event, 'summary'),
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image: getFirstTagValue(event, 'image'),
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nsfw: getFirstTagValue(event, 'nsfw') === 'true',
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id: event.id,
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author: event.pubkey,
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published_at: getFirstTagValueAsInt(event, 'published_at'),
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edited_at: event.created_at,
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rTag: getFirstTagValue(event, 'r') || 'N/A',
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dTag: getFirstTagValue(event, 'd'),
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aTag: getFirstTagValue(event, 'a'),
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tTags: getTagValue(event, 't') || []
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}
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}
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