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Momento/memento-note/app/api/ai/transform-markdown/route.ts
sepehr 7053e242d2
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fix: increase markdown transform word limit to 2000 + i18n errors
Same fix as reformulate — raise limit from 500 to 2000 and use i18n
error keys instead of hardcoded English messages.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-04-30 21:29:17 +02:00

91 lines
2.8 KiB
TypeScript

import { NextRequest, NextResponse } from 'next/server'
import { auth } from '@/auth'
import { getChatProvider } from '@/lib/ai/factory'
import { getSystemConfig } from '@/lib/config'
export async function POST(request: NextRequest) {
try {
const session = await auth()
if (!session?.user?.id) {
return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
}
const { text } = await request.json()
// Validation
if (!text || typeof text !== 'string') {
return NextResponse.json({ error: 'Text is required' }, { status: 400 })
}
// Validate word count
const wordCount = text.split(/\s+/).length
if (wordCount < 10) {
return NextResponse.json(
{ errorKey: 'ai.wordCountMin', params: { min: 10, current: wordCount } },
{ status: 400 }
)
}
if (wordCount > 2000) {
return NextResponse.json(
{ errorKey: 'ai.wordCountMax', params: { max: 2000, current: wordCount } },
{ status: 400 }
)
}
const config = await getSystemConfig()
const provider = getChatProvider(config)
// Detect language from text
const hasFrench = /[àâäéèêëïîôùûüÿç]/i.test(text)
const responseLanguage = hasFrench ? 'French' : 'English'
// Build prompt to transform text to Markdown
const prompt = hasFrench
? `Tu es un expert en Markdown. Transforme ce texte ${responseLanguage} en Markdown bien formaté.
IMPORTANT :
- Ajoute des titres avec ## pour les sections principales
- Utilise des listes à puces (-) ou numérotées (1.) quand approprié
- Ajoute de l'emphase (gras **texte**, italique *texte*) pour les mots clés
- Utilise des blocs de code pour le code ou les commandes
- Présente l'information de manière claire et structurée
- GARDE le même sens et le contenu, seul le format change
Texte à transformer :
${text}
Réponds SEULEMENT avec le texte transformé en Markdown, sans explications.`
: `You are a Markdown expert. Transform this ${responseLanguage} text into well-formatted Markdown.
IMPORTANT:
- Add headings with ## for main sections
- Use bullet lists (-) or numbered lists (1.) when appropriate
- Add emphasis (bold **text**, italic *text*) for key terms
- Use code blocks for code or commands
- Present information clearly and structured
- KEEP the same meaning and content, only change the format
Text to transform:
${text}
Respond ONLY with the transformed Markdown text, no explanations.`
const transformedText = await provider.generateText(prompt)
return NextResponse.json({
originalText: text,
transformedText: transformedText,
language: responseLanguage
})
} catch (error: any) {
return NextResponse.json(
{ error: error.message || 'Failed to transform text to Markdown' },
{ status: 500 }
)
}
}