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2026-07-17 21:48:37 +05:30
commit f85599dac5
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+import { NextRequest, NextResponse } from "next/server";
+import { geminiGenerate } from "@/lib/gemini";
+
+export const dynamic = "force-dynamic";
+
+/**
+ * Translate arbitrary text to a target language. Used for per-message
+ * translation and composer "translate before send". Server-side Gemini only.
+ */
+export async function POST(req: NextRequest) {
+  const body = await req.json().catch(() => ({}));
+  const text: string = (body.text ?? "").toString();
+  const targetLang: string = (body.targetLang ?? "").toString().trim();
+
+  if (!text.trim()) return NextResponse.json({ ok: false, error: "Nothing to translate." }, { status: 400 });
+  if (!targetLang) return NextResponse.json({ ok: false, error: "No target language." }, { status: 400 });
+
+  const result = await geminiGenerate(
+    `Translate the following text into ${targetLang}. Preserve markdown, emoji, @mentions and #channel references exactly. ` +
+      `Return ONLY the translated text with no quotes, notes, or preamble.\n\n${text}`,
+    {
+      system: "You are a professional translator. Output only the translation.",
+      temperature: 0.2,
+    },
+  );
+
+  if (!result.ok) {
+    return NextResponse.json({ ok: false, error: result.error, retryable: result.retryable }, { status: result.status || 502 });
+  }
+  return NextResponse.json({ ok: true, text: result.text });
+}