feat: add badge for suspicious and spam users

src/components/Note/index.tsx

@@ -16,6 +16,7 @@ import Nip05 from '../Nip05'
 import NoteOptions from '../NoteOptions'
 import ParentNotePreview from '../ParentNotePreview'
 import TranslateButton from '../TranslateButton'
+import TrustScoreBadge from '../TrustScoreBadge'
 import UserAvatar from '../UserAvatar'
 import Username from '../Username'
 import CommunityDefinition from './CommunityDefinition'
@@ -125,6 +126,7 @@ export default function Note({
                 skeletonClassName={size === 'small' ? 'h-3' : 'h-4'}
               />
               <FollowingBadge pubkey={event.pubkey} />
+              <TrustScoreBadge pubkey={event.pubkey} />
               <ClientTag event={event} />
             </div>
             <div className="flex items-center gap-1 text-sm text-muted-foreground">

src/components/Profile/index.tsx

@@ -19,13 +19,14 @@ import { useCallback, useEffect, useMemo, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import NotFound from '../NotFound'
 import SearchInput from '../SearchInput'
+import TextWithEmojis from '../TextWithEmojis'
+import TrustScoreBadge from '../TrustScoreBadge'
+import AvatarWithLightbox from './AvatarWithLightbox'
+import BannerWithLightbox from './BannerWithLightbox'
 import FollowedBy from './FollowedBy'
 import Followings from './Followings'
 import ProfileFeed from './ProfileFeed'
 import Relays from './Relays'
-import TextWithEmojis from '../TextWithEmojis'
-import AvatarWithLightbox from './AvatarWithLightbox'
-import BannerWithLightbox from './BannerWithLightbox'
 
 export default function Profile({ id }: { id?: string }) {
   const { t } = useTranslation()
@@ -143,6 +144,7 @@ export default function Profile({ id }: { id?: string }) {
                 emojis={emojis}
                 className="text-xl font-semibold truncate select-text"
               />
+              <TrustScoreBadge pubkey={pubkey} />
               {isFollowingYou && (
                 <div className="text-muted-foreground rounded-full bg-muted text-xs h-fit px-2 shrink-0">
                   {t('Follows you')}

src/components/ProfileCard/index.tsx

@@ -4,6 +4,8 @@ import { useMemo } from 'react'
 import FollowButton from '../FollowButton'
 import Nip05 from '../Nip05'
 import ProfileAbout from '../ProfileAbout'
+import TextWithEmojis from '../TextWithEmojis'
+import TrustScoreBadge from '../TrustScoreBadge'
 import { SimpleUserAvatar } from '../UserAvatar'
 
 export default function ProfileCard({ userId }: { userId: string }) {
@@ -18,7 +20,14 @@ export default function ProfileCard({ userId }: { userId: string }) {
         <FollowButton pubkey={pubkey} />
       </div>
       <div>
-        <div className="text-lg font-semibold truncate">{username}</div>
+        <div className="flex gap-2 items-center">
+          <TextWithEmojis
+            text={username || ''}
+            emojis={emojis}
+            className="text-lg font-semibold truncate"
+          />
+          <TrustScoreBadge pubkey={pubkey} />
+        </div>
         <Nip05 pubkey={pubkey} />
       </div>
       {about && (

src/components/TrustScoreBadge/index.tsx

@@ -0,0 +1,64 @@
+import { cn } from '@/lib/utils'
+import { useNostr } from '@/providers/NostrProvider'
+import trustScoreService from '@/services/trust-score.service'
+import { AlertTriangle, ShieldAlert } from 'lucide-react'
+import { useEffect, useState } from 'react'
+import { useTranslation } from 'react-i18next'
+
+export default function TrustScoreBadge({
+  pubkey,
+  className
+}: {
+  pubkey: string
+  className?: string
+}) {
+  const { t } = useTranslation()
+  const { pubkey: currentPubkey } = useNostr()
+  const [percentile, setPercentile] = useState<number | null>(null)
+  const [loading, setLoading] = useState(true)
+
+  useEffect(() => {
+    if (currentPubkey === pubkey) {
+      setLoading(false)
+      setPercentile(null)
+      return
+    }
+
+    const fetchScore = async () => {
+      try {
+        const data = await trustScoreService.fetchTrustScore(pubkey)
+        if (data) {
+          setPercentile(data.percentile)
+        }
+      } catch (error) {
+        console.error('Failed to fetch trust score:', error)
+      } finally {
+        setLoading(false)
+      }
+    }
+
+    fetchScore()
+  }, [pubkey, currentPubkey])
+
+  if (loading || percentile === null) return null
+
+  // percentile < 50: likely spam (red alert)
+  // percentile < 75: suspicious (yellow warning)
+  if (percentile < 50) {
+    return (
+      <div title={t('Likely spam account (Trust score: {{percentile}}%)', { percentile })}>
+        <ShieldAlert className={cn('!size-4 text-red-500', className)} />
+      </div>
+    )
+  }
+
+  if (percentile < 75) {
+    return (
+      <div title={t('Suspicious account (Trust score: {{percentile}}%)', { percentile })}>
+        <AlertTriangle className={cn('!size-4 text-yellow-600 dark:text-yellow-500', className)} />
+      </div>
+    )
+  }
+
+  return null
+}

src/components/UserItem/index.tsx

@@ -7,6 +7,7 @@ import { userIdToPubkey } from '@/lib/pubkey'
 import { cn } from '@/lib/utils'
 import { useMemo } from 'react'
 import FollowingBadge from '../FollowingBadge'
+import TrustScoreBadge from '../TrustScoreBadge'
 
 export default function UserItem({
   userId,
@@ -32,6 +33,7 @@ export default function UserItem({
             skeletonClassName="h-4"
           />
           {showFollowingBadge && <FollowingBadge pubkey={pubkey} />}
+          <TrustScoreBadge pubkey={pubkey} />
         </div>
         <Nip05 pubkey={userId} />
       </div>

src/i18n/locales/ar.ts

@@ -550,6 +550,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'فشل إعادة النشر إلى المرحلات المثلى: {{error}}',
     'External Content': 'محتوى خارجي',
     Highlight: 'تسليط الضوء',
-    'Optimal relays and {{count}} other relays': 'المرحلات المثلى و {{count}} مرحلات أخرى'
+    'Optimal relays and {{count}} other relays': 'المرحلات المثلى و {{count}} مرحلات أخرى',
+    'Likely spam account (Trust score: {{percentile}}%)': 'حساب مشبوه للغاية (درجة الثقة: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'حساب مشبوه (درجة الثقة: {{percentile}}%)'
   }
 }

src/i18n/locales/de.ts

@@ -566,6 +566,8 @@ export default {
       'Fehler beim Neuveröffentlichen auf optimale Relays: {{error}}',
     'External Content': 'Externer Inhalt',
     Highlight: 'Hervorheben',
-    'Optimal relays and {{count}} other relays': 'Optimale Relays und {{count}} andere Relays'
+    'Optimal relays and {{count}} other relays': 'Optimale Relays und {{count}} andere Relays',
+    'Likely spam account (Trust score: {{percentile}}%)': 'Wahrscheinlich Spam-Konto (Vertrauenswert: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'Verdächtiges Konto (Vertrauenswert: {{percentile}}%)'
   }
 }

src/i18n/locales/en.ts

@@ -547,9 +547,14 @@ export default {
     'Optimal relays': 'Optimal relays',
     "Successfully republish to optimal relays (your write relays and mentioned users' read relays)":
       "Successfully republish to optimal relays (your write relays and mentioned users' read relays)",
-    'Failed to republish to optimal relays: {{error}}': 'Failed to republish to optimal relays: {{error}}',
+    'Failed to republish to optimal relays: {{error}}':
+      'Failed to republish to optimal relays: {{error}}',
     'External Content': 'External Content',
     Highlight: 'Highlight',
-    'Optimal relays and {{count}} other relays': 'Optimal relays and {{count}} other relays'
+    'Optimal relays and {{count}} other relays': 'Optimal relays and {{count}} other relays',
+    'Likely spam account (Trust score: {{percentile}}%)':
+      'Likely spam account (Trust score: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)':
+      'Suspicious account (Trust score: {{percentile}}%)'
   }
 }

src/i18n/locales/es.ts

@@ -561,6 +561,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'Error al republicar en relays óptimos: {{error}}',
     'External Content': 'Contenido externo',
     Highlight: 'Destacado',
-    'Optimal relays and {{count}} other relays': 'Relays óptimos y {{count}} otros relays'
+    'Optimal relays and {{count}} other relays': 'Relays óptimos y {{count}} otros relays',
+    'Likely spam account (Trust score: {{percentile}}%)': 'Probablemente cuenta spam (Puntuación de confianza: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'Cuenta sospechosa (Puntuación de confianza: {{percentile}}%)'
   }
 }

src/i18n/locales/fa.ts

@@ -555,6 +555,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'خطا در انتشار مجدد در رله‌های بهینه: {{error}}',
     'External Content': 'محتوای خارجی',
     Highlight: 'برجسته‌سازی',
-    'Optimal relays and {{count}} other relays': 'رله‌های بهینه و {{count}} رله دیگر'
+    'Optimal relays and {{count}} other relays': 'رله‌های بهینه و {{count}} رله دیگر',
+    'Likely spam account (Trust score: {{percentile}}%)': 'احتمالاً حساب هرزنامه (امتیاز اعتماد: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'حساب مشکوک (امتیاز اعتماد: {{percentile}}%)'
   }
 }

src/i18n/locales/fr.ts

@@ -564,6 +564,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'Échec de la republication sur les relais optimaux : {{error}}',
     'External Content': 'Contenu externe',
     Highlight: 'Surligner',
-    'Optimal relays and {{count}} other relays': 'Relais optimaux et {{count}} autres relais'
+    'Optimal relays and {{count}} other relays': 'Relais optimaux et {{count}} autres relais',
+    'Likely spam account (Trust score: {{percentile}}%)': 'Compte probablement spam (Score de confiance: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'Compte suspect (Score de confiance: {{percentile}}%)'
   }
 }

src/i18n/locales/hi.ts

@@ -556,6 +556,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'इष्टतम रिले पर पुनः प्रकाशित करने में विफल: {{error}}',
     'External Content': 'बाहरी सामग्री',
     Highlight: 'हाइलाइट',
-    'Optimal relays and {{count}} other relays': 'इष्टतम रिले और {{count}} अन्य रिले'
+    'Optimal relays and {{count}} other relays': 'इष्टतम रिले और {{count}} अन्य रिले',
+    'Likely spam account (Trust score: {{percentile}}%)': 'संभावित स्पैम खाता (विश्वास स्कोर: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'संदिग्ध खाता (विश्वास स्कोर: {{percentile}}%)'
   }
 }

src/i18n/locales/hu.ts

@@ -551,6 +551,8 @@ export default {
       'Nem sikerült újra közzétenni az optimális relay-eken: {{error}}',
     'External Content': 'Külső tartalom',
     Highlight: 'Kiemelés',
-    'Optimal relays and {{count}} other relays': 'Optimális relay-ek és {{count}} másik relay'
+    'Optimal relays and {{count}} other relays': 'Optimális relay-ek és {{count}} másik relay',
+    'Likely spam account (Trust score: {{percentile}}%)': 'Valószínűleg spam fiók (Megbízhatósági pontszám: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'Gyanús fiók (Megbízhatósági pontszám: {{percentile}}%)'
   }
 }

src/i18n/locales/it.ts

@@ -560,6 +560,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'Errore nella ripubblicazione sui relay ottimali: {{error}}',
     'External Content': 'Contenuto esterno',
     Highlight: 'Evidenzia',
-    'Optimal relays and {{count}} other relays': 'Relay ottimali e {{count}} altri relay'
+    'Optimal relays and {{count}} other relays': 'Relay ottimali e {{count}} altri relay',
+    'Likely spam account (Trust score: {{percentile}}%)': 'Probabile account spam (Punteggio di fiducia: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'Account sospetto (Punteggio di fiducia: {{percentile}}%)'
   }
 }

src/i18n/locales/ja.ts

@@ -555,6 +555,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': '最適なリレーへの再公開に失敗しました：{{error}}',
     'External Content': '外部コンテンツ',
     Highlight: 'ハイライト',
-    'Optimal relays and {{count}} other relays': '最適なリレーと他の{{count}}個のリレー'
+    'Optimal relays and {{count}} other relays': '最適なリレーと他の{{count}}個のリレー',
+    'Likely spam account (Trust score: {{percentile}}%)': 'スパムの可能性が高いアカウント（信頼スコア：{{percentile}}%）',
+    'Suspicious account (Trust score: {{percentile}}%)': '疑わしいアカウント（信頼スコア：{{percentile}}%）'
   }
 }

src/i18n/locales/ko.ts

@@ -555,6 +555,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': '최적 릴레이에 재게시 실패: {{error}}',
     'External Content': '외부 콘텐츠',
     Highlight: '하이라이트',
-    'Optimal relays and {{count}} other relays': '최적 릴레이 및 기타 {{count}}개 릴레이'
+    'Optimal relays and {{count}} other relays': '최적 릴레이 및 기타 {{count}}개 릴레이',
+    'Likely spam account (Trust score: {{percentile}}%)': '스팸 계정 가능성 높음 (신뢰 점수: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': '의심스러운 계정 (신뢰 점수: {{percentile}}%)'
   }
 }

src/i18n/locales/pl.ts

@@ -561,6 +561,8 @@ export default {
       'Nie udało się opublikować ponownie na optymalnych przekaźnikach: {{error}}',
     'External Content': 'Treść zewnętrzna',
     Highlight: 'Podświetl',
-    'Optimal relays and {{count}} other relays': 'Optymalne przekaźniki i {{count}} innych przekaźników'
+    'Optimal relays and {{count}} other relays': 'Optymalne przekaźniki i {{count}} innych przekaźników',
+    'Likely spam account (Trust score: {{percentile}}%)': 'Prawdopodobnie konto spamowe (Wynik zaufania: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'Podejrzane konto (Wynik zaufania: {{percentile}}%)'
   }
 }

src/i18n/locales/pt-BR.ts

@@ -556,6 +556,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'Falha ao republicar nos relays ideais: {{error}}',
     'External Content': 'Conteúdo externo',
     Highlight: 'Marcação',
-    'Optimal relays and {{count}} other relays': 'Relays ideais e {{count}} outros relays'
+    'Optimal relays and {{count}} other relays': 'Relays ideais e {{count}} outros relays',
+    'Likely spam account (Trust score: {{percentile}}%)': 'Provável conta de spam (Pontuação de confiança: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'Conta suspeita (Pontuação de confiança: {{percentile}}%)'
   }
 }

src/i18n/locales/pt-PT.ts

@@ -559,6 +559,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'Falha ao republicar nos relays ideais: {{error}}',
     'External Content': 'Conteúdo externo',
     Highlight: 'Destacar',
-    'Optimal relays and {{count}} other relays': 'Relays ideais e {{count}} outros relays'
+    'Optimal relays and {{count}} other relays': 'Relays ideais e {{count}} outros relays',
+    'Likely spam account (Trust score: {{percentile}}%)': 'Provável conta de spam (Pontuação de confiança: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'Conta suspeita (Pontuação de confiança: {{percentile}}%)'
   }
 }

src/i18n/locales/ru.ts

@@ -561,6 +561,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'Не удалось опубликовать в оптимальные релеи: {{error}}',
     'External Content': 'Внешний контент',
     Highlight: 'Выделить',
-    'Optimal relays and {{count}} other relays': 'Оптимальные релеи и {{count}} других релеев'
+    'Optimal relays and {{count}} other relays': 'Оптимальные релеи и {{count}} других релеев',
+    'Likely spam account (Trust score: {{percentile}}%)': 'Вероятно спам-аккаунт (Оценка доверия: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'Подозрительный аккаунт (Оценка доверия: {{percentile}}%)'
   }
 }

src/i18n/locales/th.ts

@@ -548,6 +548,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': 'เผยแพร่ซ้ำไปยังรีเลย์ที่เหมาะสมล้มเหลว: {{error}}',
     'External Content': 'เนื้อหาภายนอก',
     Highlight: 'ไฮไลต์',
-    'Optimal relays and {{count}} other relays': 'รีเลย์ที่เหมาะสมและรีเลย์อื่น {{count}} รายการ'
+    'Optimal relays and {{count}} other relays': 'รีเลย์ที่เหมาะสมและรีเลย์อื่น {{count}} รายการ',
+    'Likely spam account (Trust score: {{percentile}}%)': 'น่าจะเป็นบัญชีสแปม (คะแนนความน่าเชื่อถือ: {{percentile}}%)',
+    'Suspicious account (Trust score: {{percentile}}%)': 'บัญชีที่น่าสงสัย (คะแนนความน่าเชื่อถือ: {{percentile}}%)'
   }
 }

src/i18n/locales/zh.ts

@@ -543,6 +543,8 @@ export default {
     'Failed to republish to optimal relays: {{error}}': '重新发布到最佳中继器失败：{{error}}',
     'External Content': '外部内容',
     Highlight: '高亮',
-    'Optimal relays and {{count}} other relays': '最佳中继器和其他 {{count}} 个中继器'
+    'Optimal relays and {{count}} other relays': '最佳中继器和其他 {{count}} 个中继器',
+    'Likely spam account (Trust score: {{percentile}}%)': '疑似垃圾账号（信任分数：{{percentile}}%）',
+    'Suspicious account (Trust score: {{percentile}}%)': '可疑账号（信任分数：{{percentile}}%）'
   }
 }

src/services/trust-score.service.ts

@@ -0,0 +1,47 @@
+import DataLoader from 'dataloader'
+
+export interface TrustScoreData {
+  percentile: number
+}
+
+class TrustScoreService {
+  static instance: TrustScoreService
+
+  private trustScoreDataLoader = new DataLoader<string, TrustScoreData | null>(async (userIds) => {
+    return await Promise.all(
+      userIds.map(async (userId) => {
+        try {
+          const res = await fetch(`https://fayan.jumble.social/${userId}`)
+          if (!res.ok) {
+            if (res.status === 404) {
+              return { percentile: 0 }
+            }
+            return null
+          }
+          const data = await res.json()
+          if (typeof data.percentile === 'number') {
+            return { percentile: data.percentile }
+          }
+          return null
+        } catch {
+          return null
+        }
+      })
+    )
+  })
+
+  constructor() {
+    if (!TrustScoreService.instance) {
+      TrustScoreService.instance = this
+    }
+    return TrustScoreService.instance
+  }
+
+  async fetchTrustScore(userId: string): Promise<TrustScoreData | null> {
+    return await this.trustScoreDataLoader.load(userId)
+  }
+}
+
+const instance = new TrustScoreService()
+
+export default instance