speed up embedded event searching

ensure text-emojis render in previews and show up in drop-down

src/components/Content/index.tsx

@@ -10,6 +10,7 @@ import {
   EmbeddedWebsocketUrlParser,
   parseContent
 } from '@/lib/content-parser'
+import { replaceStandardEmojiShortcodesInContent } from '@/lib/emoji-content'
 import logger from '@/lib/logger'
 import { emojis, shortcodeToEmoji } from '@tiptap/extension-emoji'
 import { getEmojiInfosFromEmojiTags } from '@/lib/tag'
@@ -89,7 +90,11 @@ export default function Content({
   const { nodes, emojiInfos } = useMemo(() => {
     if (!_content) return {}
 
-    const nodes = parseContent(_content, [
+    const emojiInfos = getEmojiInfosFromEmojiTags(event?.tags)
+    const customShortcodes = emojiInfos.map((e) => e.shortcode)
+    const normalized = replaceStandardEmojiShortcodesInContent(_content, customShortcodes)
+
+    const nodes = parseContent(normalized, [
       EmbeddedUrlParser,
       EmbeddedLNInvoiceParser,
       EmbeddedPaytoParser,
@@ -100,8 +105,6 @@ export default function Content({
       EmbeddedEmojiParser
     ])
 
-    const emojiInfos = getEmojiInfosFromEmojiTags(event?.tags)
-
     return { nodes, emojiInfos }
   }, [_content, event])
 

src/components/ContentPreview/Content.tsx

@@ -6,6 +6,7 @@ import {
   EmbeddedUrlParser,
   parseContent
 } from '@/lib/content-parser'
+import { replaceStandardEmojiShortcodesInContent } from '@/lib/emoji-content'
 import { emojis, shortcodeToEmoji } from '@tiptap/extension-emoji'
 import { cn } from '@/lib/utils'
 import { TEmoji } from '@/types'
@@ -26,14 +27,16 @@ export default function Content({
 }) {
   const { t } = useTranslation()
   const nodes = useMemo(() => {
-    return parseContent(content, [
+    const customShortcodes = emojiInfos?.map((e) => e.shortcode) ?? []
+    const normalized = replaceStandardEmojiShortcodesInContent(content, customShortcodes)
+    return parseContent(normalized, [
       EmbeddedUrlParser,
       EmbeddedPaytoParser,
       EmbeddedEventParser,
       EmbeddedMentionParser,
       EmbeddedEmojiParser
     ])
-  }, [content])
+  }, [content, emojiInfos])
 
   return (
     <span className={cn(className)}>

src/components/Embedded/EmbeddedNote.tsx

@@ -131,36 +131,35 @@ function EmbeddedNoteNotFound({
   const [externalRelays, setExternalRelays] = useState<string[]>([])
   const [hexEventId, setHexEventId] = useState<string | null>(null)
 
-  // Calculate which external relays would be tried
+  // Calculate which external relays would be tried when user clicks "Try external relays".
+  // The client's initial fetch now uses: (1) user's relays or BIG, (2) bech32 hints + author read+write, (3) SEARCHABLE.
+  // We treat BIG + FAST_READ as "already tried"; external = (hints + author read+write + seenOn + SEARCHABLE) minus those.
   useEffect(() => {
     const getExternalRelays = async () => {
-      // Get all relays that have already been tried (BIG_RELAY_URLS + FAST_READ_RELAY_URLS)
-      // These are the relays used in the initial fetch
       const alreadyTriedRelaysSet = new Set<string>()
       ;[...BIG_RELAY_URLS, ...FAST_READ_RELAY_URLS].forEach(url => {
         const normalized = normalizeUrl(url)
         if (normalized) alreadyTriedRelaysSet.add(normalized)
       })
-      
+
       let hintRelays: string[] = []
       let extractedHexEventId: string | null = null
-      
-      // Parse relay hints and author from bech32 ID
+
       if (!/^[0-9a-f]{64}$/.test(noteId)) {
         try {
           const { type, data } = nip19.decode(noteId)
-          
+
           if (type === 'nevent') {
             extractedHexEventId = data.id
             if (data.relays) hintRelays.push(...data.relays)
             if (data.author) {
-              const authorRelayList = await client.fetchRelayList(data.author)
-              hintRelays.push(...authorRelayList.write.slice(0, 6))
+              const authorRelayList = await client.fetchRelayList(data.author).catch(() => ({ read: [] as string[], write: [] as string[] }))
+              hintRelays.push(...(authorRelayList.read ?? []).slice(0, 4), ...(authorRelayList.write ?? []).slice(0, 4))
             }
           } else if (type === 'naddr') {
             if (data.relays) hintRelays.push(...data.relays)
-            const authorRelayList = await client.fetchRelayList(data.pubkey)
-            hintRelays.push(...authorRelayList.write.slice(0, 6))
+            const authorRelayList = await client.fetchRelayList(data.pubkey).catch(() => ({ read: [] as string[], write: [] as string[] }))
+            hintRelays.push(...(authorRelayList.read ?? []).slice(0, 4), ...(authorRelayList.write ?? []).slice(0, 4))
           } else if (type === 'note') {
             extractedHexEventId = data
           }

src/components/Note/MarkdownArticle/MarkdownArticle.tsx

@@ -13,6 +13,7 @@ import { getImetaInfosFromEvent } from '@/lib/event'
 import { Event, kinds } from 'nostr-tools'
 import Emoji from '@/components/Emoji'
 import { ExtendedKind, EMOJI_SHORT_CODE_REGEX, WS_URL_REGEX, YOUTUBE_URL_REGEX } from '@/constants'
+import { replaceStandardEmojiShortcodesInContent } from '@/lib/emoji-content'
 import { getEmojiInfosFromEmojiTags } from '@/lib/tag'
 import { TEmoji } from '@/types'
 import { emojis, shortcodeToEmoji } from '@tiptap/extension-emoji'
@@ -3475,9 +3476,12 @@ export default function MarkdownArticle({
     processed = normalizeSetextHeaders(processed)
     // Normalize backticks (inline code and code blocks)
     processed = normalizeBackticks(processed)
+    // Replace standard :shortcode: with Unicode (custom emojis stay as shortcode for tag lookup)
+    const customShortcodes = event.tags.filter((t) => t[0] === 'emoji').map((t) => t[1]).filter(Boolean)
+    processed = replaceStandardEmojiShortcodesInContent(processed, customShortcodes)
     // Then preprocess media links
     return preprocessMarkdownMediaLinks(processed)
-  }, [event.content])
+  }, [event.content, event.tags])
   
   // Create video poster map from imeta tags
   const videoPosterMap = useMemo(() => {

src/components/PostEditor/PostTextarea/Emoji/EmojiList.tsx

@@ -2,11 +2,15 @@ import Emoji from '@/components/Emoji'
 import { ScrollArea } from '@/components/ui/scroll-area'
 import { cn } from '@/lib/utils'
 import customEmojiService from '@/services/custom-emoji.service'
+import { emojis, shortcodeToEmoji } from '@tiptap/extension-emoji'
 import { forwardRef, useEffect, useImperativeHandle, useMemo, useState } from 'react'
 
 export interface EmojiListProps {
   items: string[]
   command: (params: { name?: string }) => void
+  /** When provided, selection is controlled by parent (e.g. for plain textarea :emoji:). */
+  selectedIndex?: number
+  onSelectIndex?: (index: number) => void
 }
 
 export interface EmojiListHandler {
@@ -15,7 +19,10 @@ export interface EmojiListHandler {
 
 export const EmojiList = forwardRef<EmojiListHandler, EmojiListProps>((props, ref) => {
   const items = props.items ?? []
-  const [selectedIndex, setSelectedIndex] = useState(0)
+  const isControlled = props.selectedIndex !== undefined
+  const [internalIndex, setInternalIndex] = useState(0)
+  const selectedIndex = isControlled ? props.selectedIndex! : internalIndex
+  const setSelectedIndex = isControlled ? (n: number) => props.onSelectIndex?.(n) : setInternalIndex
 
   const selectItem = (index: number): void => {
     const item = items[index]
@@ -24,7 +31,9 @@ export const EmojiList = forwardRef<EmojiListHandler, EmojiListProps>((props, re
       props.command({ name: item })
     }
 
-    customEmojiService.updateSuggested(item)
+    if (customEmojiService.getEmojiById(item)) {
+      customEmojiService.updateSuggested(item)
+    }
   }
 
   const upHandler = (): void => {
@@ -41,7 +50,9 @@ export const EmojiList = forwardRef<EmojiListHandler, EmojiListProps>((props, re
     selectItem(selectedIndex)
   }
 
-  useEffect(() => setSelectedIndex(items.length ? 0 : -1), [items])
+  useEffect(() => {
+    if (!isControlled) setInternalIndex(items.length ? 0 : -1)
+  }, [items, isControlled])
 
   useImperativeHandle(ref, () => {
     return {
@@ -107,8 +118,12 @@ function EmojiListItem({
   selectItem: (index: number) => void
   setSelectedIndex: (index: number) => void
 }) {
-  const emoji = useMemo(() => customEmojiService.getEmojiById(id), [id])
-  if (!emoji) return null
+  const { emoji, label } = useMemo(() => {
+    const custom = customEmojiService.getEmojiById(id)
+    if (custom) return { emoji: custom as import('@/types').TEmoji, label: `:${custom.shortcode}:` }
+    const native = shortcodeToEmoji(id, emojis) ?? shortcodeToEmoji(id.replace(/\s+/g, '_'), emojis)
+    return { emoji: native?.emoji as string | undefined, label: `:${id}:` }
+  }, [id])
 
   return (
     <button
@@ -120,14 +135,18 @@ function EmojiListItem({
       onMouseEnter={() => setSelectedIndex(index)}
     >
       <div className="flex gap-2 items-center truncate pointer-events-none">
-        <Emoji
-          emoji={emoji}
-          classNames={{
-            img: 'size-8 shrink-0 rounded-md',
-            text: 'w-8 text-center shrink-0'
-          }}
-        />
-        <span className="truncate">:{emoji.shortcode}:</span>
+        {emoji ? (
+          <Emoji
+            emoji={emoji}
+            classNames={{
+              img: 'size-8 shrink-0 rounded-md',
+              text: 'w-8 text-center shrink-0'
+            }}
+          />
+        ) : (
+          <span className="size-8 shrink-0 flex items-center justify-center text-muted-foreground text-xs font-mono" aria-hidden>{id.slice(0, 2)}</span>
+        )}
+        <span className="truncate">{label}</span>
       </div>
     </button>
   )

src/components/PostEditor/PostTextarea/Emoji/suggestion.ts

@@ -4,11 +4,42 @@ import type { Editor } from '@tiptap/core'
 import { ReactRenderer } from '@tiptap/react'
 import { SuggestionKeyDownProps } from '@tiptap/suggestion'
 import tippy, { GetReferenceClientRect, Instance, Props } from 'tippy.js'
+import { emojis } from '@tiptap/extension-emoji'
 import { EmojiList, EmojiListHandler, EmojiListProps } from './EmojiList'
 
+const STANDARD_EMOJI_LIMIT = 20
+
+function searchStandardEmojiShortcodes(query: string): string[] {
+  const q = query.toLowerCase().trim()
+  if (!q) return []
+  const seen = new Set<string>()
+  const out: string[] = []
+  for (const item of emojis) {
+    const shortcodes = item.shortcodes ?? []
+    const tags = item.tags ?? []
+    const name = item.name ?? ''
+    const match =
+      shortcodes.some((s) => String(s).toLowerCase().includes(q)) ||
+      tags.some((t) => String(t).toLowerCase().includes(q)) ||
+      name.toLowerCase().includes(q)
+    if (match) {
+      const shortcode = shortcodes[0] ?? name
+      if (shortcode && !seen.has(shortcode)) {
+        seen.add(shortcode)
+        out.push(shortcode)
+        if (out.length >= STANDARD_EMOJI_LIMIT) break
+      }
+    }
+  }
+  return out
+}
+
 const suggestion = {
   items: async ({ query }: { query: string }) => {
-    return await customEmojiService.searchEmojis(query)
+    const custom = await customEmojiService.searchEmojis(query)
+    const customSet = new Set(custom)
+    const standard = searchStandardEmojiShortcodes(query).filter((s) => !customSet.has(s))
+    return [...custom, ...standard].slice(0, 50)
   },
 
   render: () => {

src/components/PostEditor/PostTextarea/Preview.tsx

@@ -8,6 +8,7 @@ import { cleanUrl } from '@/lib/url'
 import { cn } from '@/lib/utils'
 import { TPollCreateData } from '@/types'
 import { kinds, nip19 } from 'nostr-tools'
+import { replaceStandardEmojiShortcodesInContent } from '@/lib/emoji-content'
 import { useMemo } from 'react'
 import ContentPreview from '../../ContentPreview'
 import Content from '../../Content'
@@ -55,6 +56,8 @@ export default function Preview({
         }
       )
       const { content: processed, emojiTags: tags } = transformCustomEmojisInContent(cleanedContent)
+      const customShortcodes = tags.map((t) => t[1]).filter(Boolean)
+      const withNativeEmojis = replaceStandardEmojiShortcodesInContent(processed, customShortcodes)
       
       // Build highlight tags if this is a highlight
       let highlightTags: string[][] = []
@@ -108,7 +111,7 @@ export default function Preview({
       }
       
       return {
-        content: processed,
+        content: withNativeEmojis,
         emojiTags: tags,
         highlightTags,
         pollTags

src/components/ProfileAbout/index.tsx

@@ -6,6 +6,7 @@ import {
   EmbeddedWebsocketUrlParser,
   parseContent
 } from '@/lib/content-parser'
+import { replaceStandardEmojiShortcodesInContent } from '@/lib/emoji-content'
 import PaytoLink from '@/components/PaytoLink'
 import {
   EmbeddedHashtag,
@@ -15,7 +16,8 @@ import {
 } from '../Embedded'
 
 export default function ProfileAbout({ about, className }: { about?: string; className?: string }) {
-  const aboutNodes = parseContent(about ?? '', [
+  const normalized = replaceStandardEmojiShortcodesInContent(about ?? '', [])
+  const aboutNodes = parseContent(normalized, [
     EmbeddedWebsocketUrlParser,
     EmbeddedUrlParser,
     EmbeddedPaytoParser,

src/components/TextareaWithMentionAutocomplete/index.tsx

@@ -2,11 +2,16 @@ import { Textarea } from '@/components/ui/textarea'
 import MentionList from '@/components/PostEditor/PostTextarea/Mention/MentionList'
 import { NEVENT_NADDR_PICKER_ID } from '@/components/PostEditor/PostTextarea/Mention/constants'
 import { useNeventPicker } from '@/components/PostEditor/PostTextarea/Mention/NeventNaddrPickerDialog'
+import { EmojiList } from '@/components/PostEditor/PostTextarea/Emoji/EmojiList'
 import client from '@/services/client.service'
+import customEmojiService from '@/services/custom-emoji.service'
+import { searchStandardEmojiShortcodes } from '@/lib/emoji-content'
+import { createPortal } from 'react-dom'
 import { forwardRef, useCallback, useEffect, useRef, useState } from 'react'
 
 const MENTION_LIMIT = 20
 const MENTION_INSERT_PREFIX = 'nostr:'
+const EMOJI_LIMIT = 25
 
 export type TextareaWithMentionAutocompleteProps = Omit<
   React.ComponentProps<typeof Textarea>,
@@ -31,9 +36,16 @@ const TextareaWithMentionAutocomplete = forwardRef<HTMLTextAreaElement, Textarea
   const [mentionItems, setMentionItems] = useState<string[]>([])
   const [mentionStart, setMentionStart] = useState(0)
   const [selectedIndex, setSelectedIndex] = useState(0)
+  const [emojiOpen, setEmojiOpen] = useState(false)
+  const [emojiQuery, setEmojiQuery] = useState('')
+  const [emojiItems, setEmojiItems] = useState<string[]>([])
+  const [emojiStart, setEmojiStart] = useState(0)
+  const [selectedEmojiIndex, setSelectedEmojiIndex] = useState(0)
   const textareaRef = useRef<HTMLTextAreaElement | null>(null)
   const searchTimeoutRef = useRef<ReturnType<typeof setTimeout> | null>(null)
+  const emojiSearchTimeoutRef = useRef<ReturnType<typeof setTimeout> | null>(null)
   const neventPicker = useNeventPicker()
+  const [dropdownRect, setDropdownRect] = useState<{ top: number; left: number; width: number } | null>(null)
 
   const closeMention = useCallback(() => {
     setMentionOpen(false)
@@ -41,6 +53,27 @@ const TextareaWithMentionAutocomplete = forwardRef<HTMLTextAreaElement, Textarea
     setMentionItems([])
   }, [])
 
+  const closeEmoji = useCallback(() => {
+    setEmojiOpen(false)
+    setEmojiQuery('')
+    setEmojiItems([])
+  }, [])
+
+  // When value is cleared or changed from outside (e.g. Clear button), close dropdowns if they're no longer valid
+  useEffect(() => {
+    if (!value) {
+      closeMention()
+      closeEmoji()
+      return
+    }
+    if (mentionOpen && (value.length <= mentionStart || value[mentionStart] !== '@')) {
+      closeMention()
+    }
+    if (emojiOpen && (value.length <= emojiStart || value[emojiStart] !== ':')) {
+      closeEmoji()
+    }
+  }, [value, mentionOpen, emojiOpen, mentionStart, emojiStart, closeMention, closeEmoji])
+
   const insertMention = useCallback(
     (id: string) => {
       const ta = textareaRef.current
@@ -76,6 +109,25 @@ const TextareaWithMentionAutocomplete = forwardRef<HTMLTextAreaElement, Textarea
     [value, mentionStart, mentionQuery.length, onChange, closeMention, neventPicker]
   )
 
+  const insertEmoji = useCallback(
+    (shortcode: string) => {
+      const ta = textareaRef.current
+      if (!ta) return
+      const end = emojiStart + 1 + emojiQuery.length
+      const before = value.slice(0, emojiStart)
+      const after = value.slice(end)
+      const insert = `:${shortcode}:`
+      onChange(before + insert + after)
+      closeEmoji()
+      setTimeout(() => {
+        ta.focus()
+        const newPos = emojiStart + insert.length
+        ta.setSelectionRange(newPos, newPos)
+      }, 0)
+    },
+    [value, emojiStart, emojiQuery.length, onChange, closeEmoji]
+  )
+
   useEffect(() => {
     if (!mentionQuery.trim()) {
       setMentionItems([])
@@ -109,6 +161,48 @@ const TextareaWithMentionAutocomplete = forwardRef<HTMLTextAreaElement, Textarea
     }
   }, [mentionQuery])
 
+  useEffect(() => {
+    if (!emojiQuery.trim()) {
+      setEmojiItems([])
+      setEmojiOpen(false)
+      return
+    }
+    const q = emojiQuery.trim().toLowerCase()
+    if (emojiSearchTimeoutRef.current) clearTimeout(emojiSearchTimeoutRef.current)
+    emojiSearchTimeoutRef.current = setTimeout(() => {
+      Promise.all([
+        customEmojiService.searchEmojis(q),
+        Promise.resolve(searchStandardEmojiShortcodes(q, EMOJI_LIMIT))
+      ]).then(([custom, standard]) => {
+        const customSet = new Set(custom)
+        const merged = [...custom, ...standard.filter((s) => !customSet.has(s))].slice(0, 50)
+        setEmojiItems(merged)
+        setEmojiOpen(merged.length > 0)
+        setSelectedEmojiIndex(0)
+      })
+    }, 150)
+    return () => {
+      if (emojiSearchTimeoutRef.current) clearTimeout(emojiSearchTimeoutRef.current)
+    }
+  }, [emojiQuery])
+
+  const open = (emojiOpen && emojiItems.length > 0) || (mentionOpen && mentionItems.length > 0)
+  useEffect(() => {
+    if (!open) {
+      setDropdownRect(null)
+      return
+    }
+    const el = textareaRef.current
+    if (!el) return
+    const update = () => {
+      const r = el.getBoundingClientRect()
+      setDropdownRect({ top: r.bottom + 4, left: r.left, width: r.width })
+    }
+    update()
+    window.addEventListener('resize', update)
+    return () => window.removeEventListener('resize', update)
+  }, [open])
+
   const handleChange = (e: React.ChangeEvent<HTMLTextAreaElement>) => {
     const v = e.target.value
     const cursor = e.target.selectionStart ?? v.length
@@ -116,20 +210,52 @@ const TextareaWithMentionAutocomplete = forwardRef<HTMLTextAreaElement, Textarea
 
     const textBeforeCursor = v.slice(0, cursor)
     const lastAt = textBeforeCursor.lastIndexOf('@')
-    if (lastAt === -1) {
+    const lastColon = textBeforeCursor.lastIndexOf(':')
+    const segmentAfterColon = lastColon >= 0 ? textBeforeCursor.slice(lastColon + 1) : ''
+    const segmentAfterAt = lastAt >= 0 ? textBeforeCursor.slice(lastAt + 1) : ''
+
+    const inEmoji = lastColon >= 0 && !/\s/.test(segmentAfterColon) && (lastColon > lastAt || lastAt === -1)
+    const inMention = lastAt >= 0 && !/\s/.test(segmentAfterAt)
+
+    if (inEmoji) {
       closeMention()
+      setEmojiStart(lastColon)
+      setEmojiQuery(segmentAfterColon)
       return
     }
-    const afterAt = textBeforeCursor.slice(lastAt + 1)
-    if (/\s/.test(afterAt)) {
-      closeMention()
+    if (inMention) {
+      closeEmoji()
+      setMentionStart(lastAt)
+      setMentionQuery(segmentAfterAt)
       return
     }
-    setMentionStart(lastAt)
-    setMentionQuery(afterAt)
+    closeMention()
+    closeEmoji()
   }
 
   const handleKeyDown = (e: React.KeyboardEvent<HTMLTextAreaElement>) => {
+    if (emojiOpen && emojiItems.length > 0) {
+      if (e.key === 'ArrowDown') {
+        e.preventDefault()
+        setSelectedEmojiIndex((i) => (i + 1) % emojiItems.length)
+        return
+      }
+      if (e.key === 'ArrowUp') {
+        e.preventDefault()
+        setSelectedEmojiIndex((i) => (i + emojiItems.length - 1) % emojiItems.length)
+        return
+      }
+      if (e.key === 'Enter') {
+        e.preventDefault()
+        insertEmoji(emojiItems[selectedEmojiIndex]!)
+        return
+      }
+      if (e.key === 'Escape') {
+        e.preventDefault()
+        closeEmoji()
+        return
+      }
+    }
     if (mentionOpen && mentionItems.length > 0) {
       if (e.key === 'ArrowDown') {
         e.preventDefault()
@@ -164,6 +290,42 @@ const TextareaWithMentionAutocomplete = forwardRef<HTMLTextAreaElement, Textarea
     }
   }
 
+  const dropdownContent =
+    dropdownRect && typeof document !== 'undefined'
+      ? createPortal(
+          <div
+            className="border rounded-lg bg-background shadow-lg overflow-hidden"
+            role="listbox"
+            style={{
+              position: 'fixed',
+              top: dropdownRect.top,
+              left: dropdownRect.left,
+              width: dropdownRect.width,
+              maxWidth: 'min(400px, 95vw)',
+              zIndex: 10000
+            }}
+          >
+            {emojiOpen && emojiItems.length > 0 && (
+              <EmojiList
+                items={emojiItems}
+                command={({ name }) => name != null && insertEmoji(name)}
+                selectedIndex={selectedEmojiIndex}
+                onSelectIndex={setSelectedEmojiIndex}
+              />
+            )}
+            {mentionOpen && mentionItems.length > 0 && !emojiOpen && (
+              <MentionList
+                items={mentionItems}
+                command={({ id }) => insertMention(id as string)}
+                selectedIndex={selectedIndex}
+                onSelectIndex={setSelectedIndex}
+              />
+            )}
+          </div>,
+          document.body
+        )
+      : null
+
   return (
     <div className="relative">
       <Textarea
@@ -173,16 +335,7 @@ const TextareaWithMentionAutocomplete = forwardRef<HTMLTextAreaElement, Textarea
         onChange={handleChange}
         onKeyDown={handleKeyDown}
       />
-      {mentionOpen && mentionItems.length > 0 && (
-        <div className="absolute left-0 right-0 top-full z-50 mt-1" role="listbox">
-          <MentionList
-            items={mentionItems}
-            command={({ id }) => insertMention(id as string)}
-            selectedIndex={selectedIndex}
-            onSelectIndex={setSelectedIndex}
-          />
-        </div>
-      )}
+      {dropdownContent}
     </div>
   )
 })

src/lib/emoji-content.ts

@@ -0,0 +1,51 @@
+import { emojis, shortcodeToEmoji } from '@tiptap/extension-emoji'
+
+const STANDARD_EMOJI_LIMIT = 20
+
+/**
+ * Returns standard emoji shortcodes matching the query (for autocomplete).
+ */
+export function searchStandardEmojiShortcodes(query: string, limit = STANDARD_EMOJI_LIMIT): string[] {
+  const q = query.toLowerCase().trim()
+  if (!q) return []
+  const seen = new Set<string>()
+  const out: string[] = []
+  for (const item of emojis) {
+    const shortcodes = item.shortcodes ?? []
+    const tags = item.tags ?? []
+    const name = item.name ?? ''
+    const match =
+      shortcodes.some((s) => String(s).toLowerCase().includes(q)) ||
+      tags.some((t) => String(t).toLowerCase().includes(q)) ||
+      name.toLowerCase().includes(q)
+    if (match) {
+      const shortcode = shortcodes[0] ?? name
+      if (shortcode && !seen.has(shortcode)) {
+        seen.add(shortcode)
+        out.push(shortcode)
+        if (out.length >= limit) break
+      }
+    }
+  }
+  return out
+}
+
+/**
+ * Replaces standard (non-custom) :shortcode: in content with their Unicode emoji
+ * so they render correctly in all content fields (preview, feed, note page, etc.).
+ * Custom shortcodes (e.g. from event emoji tags) are left as-is so they render via emoji tags.
+ */
+export function replaceStandardEmojiShortcodesInContent(
+  content: string,
+  customShortcodes?: Set<string> | string[]
+): string {
+  const customSet = customShortcodes instanceof Set
+    ? customShortcodes
+    : new Set(customShortcodes ?? [])
+  return content.replace(/:([a-zA-Z0-9_\-\s]+):/g, (match, shortcode: string) => {
+    const trimmed = shortcode.trim()
+    if (customSet.has(trimmed)) return match
+    const native = shortcodeToEmoji(trimmed, emojis) ?? shortcodeToEmoji(trimmed.replace(/\s+/g, '_'), emojis)
+    return native?.emoji ?? match
+  })
+}

src/lib/tiptap.ts

@@ -54,8 +54,9 @@ function _parseEditorJsonToText(node?: JSONContent): string {
 function parseEmojiNodeName(name?: string): string {
   if (!name) return ''
   if (customEmojiService.isCustomEmojiId(name)) {
-    return `:${name}:`
+    const custom = customEmojiService.getEmojiById(name)
+    return custom ? `:${custom.shortcode}:` : `:${name}:`
   }
-  const emoji = shortcodeToEmoji(name, emojis)
-  return emoji ? (emoji.emoji ?? '') : ''
+  const native = shortcodeToEmoji(name, emojis) ?? shortcodeToEmoji(name.replace(/\s+/g, '_'), emojis)
+  return native?.emoji ?? `:${name}:`
 }

src/pages/primary/DiscussionsPage/CreateThreadDialog.tsx

@@ -10,7 +10,7 @@ import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs'
 import { Checkbox } from '@/components/ui/checkbox'
 import { Popover, PopoverContent, PopoverTrigger } from '@/components/ui/popover'
 import { Hash, X, Users, Film, Image, Zap, Settings, Book, Eye, Edit3, ChevronDown, Check, ImageUp, Smile } from 'lucide-react'
-import { useState, useEffect, useMemo, useRef } from 'react'
+import { useState, useEffect, useMemo, useRef, useCallback } from 'react'
 import { useTranslation } from 'react-i18next'
 import { useNostr } from '@/providers/NostrProvider'
 import { useFavoriteRelays } from '@/providers/FavoriteRelaysProvider'
@@ -31,6 +31,7 @@ import EmojiPickerDialog from '@/components/EmojiPickerDialog'
 import Uploader from '@/components/PostEditor/Uploader'
 import { NeventPickerProvider } from '@/components/PostEditor/PostTextarea/Mention/NeventNaddrPickerDialog'
 import logger from '@/lib/logger'
+import postEditorCache from '@/services/post-editor-cache.service'
 
 // Utility functions for thread creation
 function extractImagesFromContent(content: string): string[] {
@@ -198,7 +199,16 @@ export default function CreateThreadDialog({
     return combined
   }, [dynamicTopics])
 
-  // Initialize selected relays using the centralized relay selection service
+  // Stable refs for relay lists so we don't re-run init when parent context identity changes
+  const writeRelays = relayList?.write ?? []
+  const readRelays = relayList?.read ?? []
+  const writeKey = writeRelays.join(',')
+  const readKey = readRelays.join(',')
+  const favoriteKey = favoriteRelays.join(',')
+  const blockedKey = blockedRelays.join(',')
+  const relaySetsKey = relaySets.map(s => `${s.id}:${s.relayUrls.join(',')}`).join(';')
+
+  // Initialize selected relays using the centralized relay selection service (once per meaningful change)
   useEffect(() => {
     const initializeRelays = async () => {
       setIsLoadingRelays(true)
@@ -215,8 +225,8 @@ export default function CreateThreadDialog({
         }
 
         const result = await relaySelectionService.selectRelays({
-          userWriteRelays: relayList?.write || [],
-          userReadRelays: relayList?.read || [],
+          userWriteRelays: writeRelays,
+          userReadRelays: readRelays,
           favoriteRelays,
           blockedRelays,
           relaySets,
@@ -239,7 +249,34 @@ export default function CreateThreadDialog({
     }
 
     initializeRelays()
-  }, [initialRelay, availableRelays, relaySets, favoriteRelays, blockedRelays, relayList, pubkey])
+  }, [initialRelay, availableRelays, writeKey, readKey, favoriteKey, blockedKey, relaySetsKey, pubkey])
+
+  // Load cached thread draft when dialog opens
+  useEffect(() => {
+    const draft = postEditorCache.getThreadDraft()
+    if (draft) {
+      setTitle(draft.title)
+      setContent(draft.content)
+      setSelectedTopic(draft.topic)
+    }
+  }, [])
+
+  // Persist draft when title, content, or topic change (debounced)
+  useEffect(() => {
+    if (!title && !content.trim()) return
+    const t = setTimeout(() => {
+      postEditorCache.setThreadDraft({ title, content, topic: selectedTopic })
+    }, 500)
+    return () => clearTimeout(t)
+  }, [title, content, selectedTopic])
+
+  const handleClearDraft = useCallback(() => {
+    setTitle('')
+    setContent('')
+    setSelectedTopic(initialTopic)
+    setErrors({})
+    postEditorCache.clearThreadDraft()
+  }, [initialTopic])
 
   const handleRelayCheckedChange = (checked: boolean, url: string) => {
     if (checked) {
@@ -467,6 +504,7 @@ export default function CreateThreadDialog({
           showSimplePublishSuccess(t('Thread published'))
         }
         
+        postEditorCache.clearThreadDraft()
         onThreadCreated(publishedEvent)
         onClose()
       } else {
@@ -1026,6 +1064,14 @@ export default function CreateThreadDialog({
               >
                 {t('Cancel')}
               </Button>
+              <Button
+                type="button"
+                variant="outline"
+                onClick={handleClearDraft}
+                disabled={isSubmitting}
+              >
+                {t('Clear')}
+              </Button>
               <Button
                 type="submit"
                 disabled={isSubmitting}

src/pages/secondary/NotePage/NotFound.tsx

@@ -47,13 +47,13 @@ export default function NotFound({
             extractedHexEventId = data.id
             if (data.relays) hintRelays.push(...data.relays)
             if (data.author) {
-              const authorRelayList = await client.fetchRelayList(data.author)
-              hintRelays.push(...authorRelayList.write.slice(0, 6))
+              const authorRelayList = await client.fetchRelayList(data.author).catch(() => ({ read: [] as string[], write: [] as string[] }))
+              hintRelays.push(...(authorRelayList.read ?? []).slice(0, 4), ...(authorRelayList.write ?? []).slice(0, 4))
             }
           } else if (type === 'naddr') {
             if (data.relays) hintRelays.push(...data.relays)
-            const authorRelayList = await client.fetchRelayList(data.pubkey)
-            hintRelays.push(...authorRelayList.write.slice(0, 6))
+            const authorRelayList = await client.fetchRelayList(data.pubkey).catch(() => ({ read: [] as string[], write: [] as string[] }))
+            hintRelays.push(...(authorRelayList.read ?? []).slice(0, 4), ...(authorRelayList.write ?? []).slice(0, 4))
           } else if (type === 'note') {
             extractedHexEventId = data
           }

src/services/client.service.ts

@@ -1353,8 +1353,12 @@ class ClientService extends EventTarget {
           onevent?.(evt)
           events.push(evt)
 
-          // As soon as one relay returns results, give others 2s then resolve (keeps reqs fast)
-          if (events.length === 1 && !firstResultGraceTimeoutId) {
+          const filters = Array.isArray(filter) ? filter : [filter]
+          const maxLimit = Math.max(...filters.map((f) => (f.limit ?? 0) as number), 0)
+          const isSingleEventFetch = maxLimit === 1
+          // Only use "first result grace" for single-event fetches (e.g. by id). For multi-result
+          // (e.g. GIF list, feed) wait for EOSE so we aggregate from all relays.
+          if (isSingleEventFetch && events.length === 1 && !firstResultGraceTimeoutId) {
             firstResultGraceTimeoutId = setTimeout(() => {
               firstResultGraceTimeoutId = null
               resolveWithEvents()
@@ -1362,7 +1366,6 @@ class ClientService extends EventTarget {
           }
 
           // Check if we're looking for a specific event ID (limit: 1 with ids filter)
-          const filters = Array.isArray(filter) ? filter : [filter]
           const hasIdFilter = filters.some(f => f.ids && f.ids.length > 0)
           const hasLimitOne = filters.some(f => f.limit === 1)
 
@@ -1490,6 +1493,13 @@ class ClientService extends EventTarget {
     return events
   }
 
+  /**
+   * Fetch a single event by id (hex, note1, nevent1, naddr1).
+   * Relay order: (1) session/DataLoader cache (2) buildInitialRelayList (user's FAST_READ + favorite + read) or BIG_RELAY_URLS
+   * (3) for nevent/naddr: bech32 relay hints + author's read (inbox) + author's write (outbox) from kind 10002
+   * (4) if still missing and filter has authors: author's read+write again in tryHarderToFetchEvent
+   * (5) SEARCHABLE_RELAY_URLS as final fallback. Author relays are used so embedded notes load from the author's relays.
+   */
   async fetchEvent(id: string): Promise<NEvent | undefined> {
     let hexId: string | undefined
     if (/^[0-9a-f]{64}$/.test(id)) {
@@ -1549,7 +1559,7 @@ class ClientService extends EventTarget {
           break
         case 'nevent':
           filter = { ids: [data.id] }
-          if (data.relays) relays = data.relays
+          if (data.relays) relays = [...data.relays]
           if (data.author) author = data.author
           break
         case 'naddr':
@@ -1562,21 +1572,42 @@ class ClientService extends EventTarget {
           if (data.identifier) {
             filter['#d'] = [data.identifier]
           }
-          if (data.relays) relays = data.relays
+          if (data.relays) relays = [...data.relays]
       }
     }
     if (!filter) {
       throw new Error('Invalid id')
     }
 
+    // For nevent/naddr with author: include author's read (inbox) + write (outbox) relays so we try them in the same round as bech32 hints
+    const emptyRelayList: TRelayList = { read: [], write: [], originalRelays: [] }
+    let authorRelayList: TRelayList | undefined
+    if (author) {
+      authorRelayList = await this.fetchRelayList(author).catch(() => emptyRelayList)
+      const r = authorRelayList.read ?? []
+      const w = authorRelayList.write ?? []
+      relays = [...relays, ...r.slice(0, 4), ...w.slice(0, 4)]
+      relays = Array.from(
+        new Set(relays.map((url) => normalizeUrl(url)).filter(Boolean))
+      ) as string[]
+    }
+
     let event: NEvent | undefined
     if (filter.ids?.length) {
       event = await this.fetchEventById(relays, filter.ids[0])
+    } else if (filter.authors?.length) {
+      event = await this.tryHarderToFetchEvent(relays, filter, false)
     }
 
-    if (!event && author) {
-      const relayList = await this.fetchRelayList(author)
-      event = await this.tryHarderToFetchEvent(relayList.write.slice(0, 5), filter)
+    if (!event && author && authorRelayList) {
+      const r = authorRelayList.read ?? []
+      const w = authorRelayList.write ?? []
+      const authorRelays = [...r.slice(0, 3), ...w.slice(0, 3)]
+        .map((url) => normalizeUrl(url))
+        .filter(Boolean)
+      if (authorRelays.length) {
+        event = await this.tryHarderToFetchEvent(authorRelays, filter)
+      }
     }
 
     if (event && event.id !== id) {
@@ -1592,10 +1623,13 @@ class ClientService extends EventTarget {
     alreadyFetchedFromBigRelays = false
   ) {
     if (!relayUrls.length && filter.authors?.length) {
-      const relayList = await this.fetchRelayList(filter.authors[0])
+      const relayList = await this.fetchRelayList(filter.authors[0]).catch(() => ({ read: [] as string[], write: [] as string[] }))
+      const read = (relayList.read ?? []).slice(0, 3)
+      const write = (relayList.write ?? []).slice(0, 3)
       relayUrls = alreadyFetchedFromBigRelays
-        ? relayList.write.filter((url) => !BIG_RELAY_URLS.includes(url)).slice(0, 4)
-        : relayList.write.slice(0, 4)
+        ? [...read, ...write.filter((url) => !BIG_RELAY_URLS.includes(url))]
+        : [...read, ...write]
+      relayUrls = Array.from(new Set(relayUrls.map((url) => normalizeUrl(url)).filter(Boolean))) as string[]
     } else if (!relayUrls.length && !alreadyFetchedFromBigRelays) {
       relayUrls = BIG_RELAY_URLS
     }

src/services/post-editor-cache.service.ts

@@ -9,11 +9,20 @@ type TPostSettings = {
   addClientTag?: boolean
 }
 
+/** Cached draft for the Discussions "Create Thread" dialog (kind 11). */
+export type TThreadDraft = {
+  title: string
+  content: string
+  topic: string
+}
+
 class PostEditorCacheService {
   static instance: PostEditorCacheService
 
   private postContentCache: Map<string, Content> = new Map()
   private postSettingsCache: Map<string, TPostSettings> = new Map()
+  private static THREAD_DRAFT_KEY = 'create-thread'
+  private threadDraftCache: TThreadDraft | null = null
 
   constructor() {
     if (!PostEditorCacheService.instance) {
@@ -78,6 +87,18 @@ class PostEditorCacheService {
   generateCacheKey(defaultContent: string = '', parentEvent?: Event): string {
     return parentEvent ? parentEvent.id : defaultContent
   }
+
+  getThreadDraft(): TThreadDraft | null {
+    return this.threadDraftCache
+  }
+
+  setThreadDraft(draft: TThreadDraft): void {
+    this.threadDraftCache = draft
+  }
+
+  clearThreadDraft(): void {
+    this.threadDraftCache = null
+  }
 }
 
 const instance = new PostEditorCacheService()

src/services/relay-info.service.ts

@@ -194,20 +194,20 @@ class RelayInfoService {
    */
   private maybePublishNip66Discovery(relayInfo: TRelayInfo): void {
     if (!isNip66MonitorEnabled()) {
-      logger.info('NIP-66: skip 30166 (publishing is handled by server cron)', { url: relayInfo.url })
+      logger.debug('NIP-66: skip 30166 (publishing is handled by server cron)', { url: relayInfo.url })
       return
     }
     const key = relayInfo.url
     const now = Date.now()
     const last = this.lastNip66PublishByUrl.get(key) ?? 0
     if (now - last < RelayInfoService.NIP66_PUBLISH_INTERVAL_MS) {
-      logger.info('NIP-66: skip 30166 (throttled, 1h per relay)', { url: relayInfo.url, nextInMin: Math.ceil((RelayInfoService.NIP66_PUBLISH_INTERVAL_MS - (now - last)) / 60000) })
+      logger.debug('NIP-66: skip 30166 (throttled, 1h per relay)', { url: relayInfo.url, nextInMin: Math.ceil((RelayInfoService.NIP66_PUBLISH_INTERVAL_MS - (now - last)) / 60000) })
       return
     }
 
     const event = buildAndSignDiscoveryEvent(relayInfo)
     if (!event) {
-      logger.info('NIP-66: skip 30166 (build/sign failed)', { url: relayInfo.url })
+      logger.debug('NIP-66: skip 30166 (build/sign failed)', { url: relayInfo.url })
       return
     }