Bpistle/src/components/TranslateButton/index.tsx
2025-06-23 23:52:21 +08:00

140 lines
3.8 KiB
TypeScript

import {
EMAIL_REGEX,
EMBEDDED_EVENT_REGEX,
EMBEDDED_MENTION_REGEX,
EMOJI_REGEX,
HASHTAG_REGEX,
URL_REGEX,
WS_URL_REGEX
} from '@/constants'
import { useTranslatedEvent } from '@/hooks'
import { isSupportedKind } from '@/lib/event'
import { toTranslation } from '@/lib/link'
import { cn } from '@/lib/utils'
import { useSecondaryPage } from '@/PageManager'
import { useTranslationService } from '@/providers/TranslationServiceProvider'
import { franc } from 'franc-min'
import { Languages, Loader } from 'lucide-react'
import { Event } from 'nostr-tools'
import { useMemo, useState } from 'react'
import { useTranslation } from 'react-i18next'
import { toast } from 'sonner'
export default function TranslateButton({
event,
className
}: {
event: Event
className?: string
}) {
const { i18n } = useTranslation()
const { push } = useSecondaryPage()
const { translate, showOriginalEvent } = useTranslationService()
const [translating, setTranslating] = useState(false)
const translatedEvent = useTranslatedEvent(event.id)
const supported = useMemo(() => isSupportedKind(event.kind), [event])
const needTranslation = useMemo(() => {
const cleanText = event.content
.replace(URL_REGEX, '')
.replace(WS_URL_REGEX, '')
.replace(EMAIL_REGEX, '')
.replace(EMBEDDED_MENTION_REGEX, '')
.replace(EMBEDDED_EVENT_REGEX, '')
.replace(HASHTAG_REGEX, '')
.replace(EMOJI_REGEX, '')
.trim()
if (!cleanText) {
return false
}
const hasChinese = /[\u4e00-\u9fff]/.test(cleanText)
const hasJapanese = /[\u3040-\u309f\u30a0-\u30ff]/.test(cleanText)
const hasArabic = /[\u0600-\u06ff]/.test(cleanText)
const hasRussian = /[\u0400-\u04ff]/.test(cleanText)
if (hasJapanese) return i18n.language !== 'ja'
if (hasChinese && !hasJapanese) return i18n.language !== 'zh'
if (hasArabic) return i18n.language !== 'ar'
if (hasRussian) return i18n.language !== 'ru'
try {
const detectedLang = franc(cleanText)
const langMap: { [key: string]: string } = {
ara: 'ar', // Arabic
deu: 'de', // German
eng: 'en', // English
spa: 'es', // Spanish
fra: 'fr', // French
ita: 'it', // Italian
jpn: 'ja', // Japanese
pol: 'pl', // Polish
por: 'pt', // Portuguese
rus: 'ru', // Russian
cmn: 'zh', // Chinese (Mandarin)
zho: 'zh' // Chinese (alternative code)
}
const normalizedLang = langMap[detectedLang]
if (!normalizedLang) {
return true
}
return !i18n.language.startsWith(normalizedLang)
} catch {
return true
}
}, [event, i18n.language])
if (!supported || !needTranslation) {
return null
}
const handleTranslate = async () => {
if (translating) return
setTranslating(true)
await translate(event)
.catch((error) => {
toast.error(
'Translation failed: ' + (error.message || 'An error occurred while translating the note')
)
if (error.message === 'Insufficient balance.') {
push(toTranslation())
}
})
.finally(() => {
setTranslating(false)
})
}
const showOriginal = () => {
showOriginalEvent(event.id)
}
return (
<button
className={cn(
'flex items-center text-muted-foreground hover:text-pink-400 px-2 h-full disabled:text-muted-foreground [&_svg]:size-4 [&_svg]:shrink-0 transition-colors',
className
)}
disabled={translating}
onClick={(e) => {
e.stopPropagation()
if (translatedEvent) {
showOriginal()
} else {
handleTranslate()
}
}}
>
{translating ? (
<Loader className="animate-spin" />
) : (
<Languages className={translatedEvent ? 'text-pink-400 hover:text-pink-400/60' : ''} />
)}
</button>
)
}