feat: add special follow feed

src/pages/primary/NoteListPage/PinnedFeed.tsx

@@ -0,0 +1,34 @@
+import NormalFeed from '@/components/NormalFeed'
+import { useFeed } from '@/providers/FeedProvider'
+import { useNostr } from '@/providers/NostrProvider'
+import { usePinnedUsers } from '@/providers/PinnedUsersProvider'
+import client from '@/services/client.service'
+import { TFeedSubRequest } from '@/types'
+import { useEffect, useRef, useState } from 'react'
+
+export default function PinnedFeed() {
+  const { pubkey } = useNostr()
+  const { feedInfo } = useFeed()
+  const { pinnedPubkeySet } = usePinnedUsers()
+  const [subRequests, setSubRequests] = useState<TFeedSubRequest[]>([])
+  const initializedRef = useRef(false)
+
+  useEffect(() => {
+    if (initializedRef.current) return
+
+    async function init() {
+      if (feedInfo?.feedType !== 'pinned' || !pubkey || pinnedPubkeySet.size === 0) {
+        setSubRequests([])
+        return
+      }
+
+      initializedRef.current = true
+      const pinnedPubkeys = Array.from(pinnedPubkeySet)
+      setSubRequests(await client.generateSubRequestsForPubkeys(pinnedPubkeys, pubkey))
+    }
+
+    init()
+  }, [feedInfo?.feedType, pubkey, pinnedPubkeySet])
+
+  return <NormalFeed subRequests={subRequests} isMainFeed />
+}