Translator

[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8,"_9":10},"actionData","errors","root",{"_153":154,"_155":156},"routes/_app.x.$handle.$name",{"_11":12,"_13":14,"_15":16,"_18":19,"_17":-7,"_115":-5,"_20":116,"_22":117,"_118":119,"_120":121,"_25":122,"_24":-5,"_123":-5,"_124":-5,"_125":53,"_126":127,"_128":44,"_129":-5,"_130":-5,"_131":132},"routes/_app.x.$handle.$name.branch.$branch.code.$",{"_11":12,"_13":14,"_15":16,"_17":-7,"_18":19,"_20":21,"_22":23,"_24":-7,"_25":26,"_27":-5,"_28":-5,"_29":-5,"_30":-5,"_31":-5},"handle","jrajmont","name","Tester","branchName","main","version","path","","project",{"_33":61,"_13":14,"_45":62,"_63":-5,"_64":53,"_65":66,"_67":66,"_68":-5,"_69":-5,"_70":71,"_72":-5,"_73":53,"_74":-5,"_75":-5,"_76":77,"_78":79,"_80":-5,"_81":-5,"_82":-5,"_83":-5,"_84":85,"_86":85,"_87":88,"_89":88,"_90":88,"_91":85,"_92":85,"_93":94,"_95":96,"_97":98,"_99":53},"tree",[56],"file","contents",[32],"upstream","pull","ahead","behind","envVars",{"_33":34,"_13":35,"_36":37,"_38":-5,"_39":40,"_41":42,"_43":44,"_45":46,"_17":47,"_48":49,"_50":51,"_52":53,"_54":-5,"_18":55},"id","a53748e2-1d5b-11f1-bc9d-42dde27851f2","main.ts","fileId","8b71e700-1955-11f1-975e-42dde27851f2","parentId","branchId","8b6ed772-1955-11f1-975e-42dde27851f2","branchVersion",20,"latest",true,"createdAt",["D",1773241487613],6,"fileType","http","content","// Voice Translator — Val.town HTTP Val v2.5\n// GET / → serves the app\n// POST /translate → Whisper + Claude + TTS\n// Env vars: OPENAI_KEY, ANTHROPIC_KEY\n\nconst VERSION = \"v2.5\";\n\nconst HTML = `\n\n\n\n\n\n\n\n\n\nTranslator\n\n\n\n\n

\n\n\n

Clear conversation?

All messages in this session will be removed.

\n \n \n

\n\n\n

\n\n\n\n\n\n\n\n\n

\n \n

꜁𓄩·✧·𓄧꜂

Ready to translate

Hold a flag button and speak.

꜁𓄩·✧·𓄧꜂

\n \n

\n\n\n

\n Ready\n

\n\n\n

Hold to talk

\n \n \n

\n\n\n\n`;\n\nexport default async function (req: Request): Promise {\n const url = new URL(req.url);\n\n if (req.method === \"GET\" && url.pathname === \"/\") {\n return new Response(HTML, {\n headers: { \"Content-Type\": \"text/html; charset=utf-8\" },\n });\n }\n\n if (req.method === \"POST\" && url.pathname === \"/translate\") {\n const openaiKey = Deno.env.get(\"OPENAI_KEY\");\n const anthropicKey = Deno.env.get(\"ANTHROPIC_KEY\");\n if (!openaiKey || !anthropicKey) {\n return Response.json({ error: \"Missing API keys.\" }, { status: 500 });\n }\n\n let formData: FormData;\n try {\n formData = await req.formData();\n } catch (e) {\n return Response.json({ error: \"Could not parse form data.\" }, {\n status: 400,\n });\n }\n\n const audioFile = formData.get(\"audio\") as File | null;\n const whisperLang = (formData.get(\"whisperLang\") as string) || \"en\";\n const fromLang = (formData.get(\"fromLang\") as string) || \"English\";\n const toLang = (formData.get(\"toLang\") as string) || \"Japanese\";\n const voiceGender = (formData.get(\"voiceGender\") as string) || \"f\";\n const ttsEnabled = (formData.get(\"ttsEnabled\") as string) !== \"0\";\n\n if (!audioFile) {\n return Response.json({ error: \"No audio file.\" }, { status: 400 });\n }\n\n const wf = new FormData();\n wf.append(\"file\", audioFile, audioFile.name || \"rec.m4a\");\n wf.append(\"model\", \"whisper-1\");\n wf.append(\"language\", whisperLang);\n const wRes = await fetch(\"https://api.openai.com/v1/audio/transcriptions\", {\n method: \"POST\",\n headers: { Authorization: \"Bearer \" + openaiKey },\n body: wf,\n });\n if (!wRes.ok) {\n const err = await wRes.json().catch(() => ({}));\n return Response.json({\n error: (err as any).error?.message || \"Whisper error \" + wRes.status,\n }, { status: 500 });\n }\n const { text: transcript } = await wRes.json() as { text: string };\n if (!transcript || transcript.trim().length < 1) {\n return Response.json({ empty: true });\n }\n\n const cRes = await fetch(\"https://api.anthropic.com/v1/messages\", {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application/json\",\n \"x-api-key\": anthropicKey,\n \"anthropic-version\": \"2023-06-01\",\n },\n body: JSON.stringify({\n model: \"claude-sonnet-4-20250514\",\n max_tokens: 1024,\n messages: [{\n role: \"user\",\n content: \"Translate the following \" + fromLang + \" text to \" +\n toLang +\n \". Output ONLY the translation with no explanation.\\n\\nText: \" +\n transcript.trim(),\n }],\n }),\n });\n if (!cRes.ok) {\n const err = await cRes.json().catch(() => ({}));\n return Response.json({\n error: (err as any).error?.message || \"Claude error \" + cRes.status,\n }, { status: 500 });\n }\n const cData = await cRes.json() as { content: { text: string }[] };\n const translation = cData.content?.[0]?.text?.trim() || \"\";\n\n let ttsAudio = \"\";\n if (ttsEnabled) {\n const voice = voiceGender === \"m\" ? \"onyx\" : \"nova\";\n try {\n const tRes = await fetch(\"https://api.openai.com/v1/audio/speech\", {\n method: \"POST\",\n headers: {\n \"Authorization\": \"Bearer \" + openaiKey,\n \"Content-Type\": \"application/json\",\n },\n body: JSON.stringify({ model: \"tts-1\", input: translation, voice }),\n });\n if (tRes.ok) {\n const buf = await tRes.arrayBuffer(), bytes = new Uint8Array(buf);\n const SZ = 0x8000;\n let bin = \"\";\n for (let i = 0; i < bytes.length; i += SZ) {\n bin += String.fromCharCode(...bytes.subarray(i, i + SZ));\n }\n ttsAudio = btoa(bin);\n }\n } catch (e) { /* non-fatal */ }\n }\n\n return Response.json({ transcript, translation, ttsAudio });\n }\n\n return new Response(\"Not found\", { status: 404 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