Infinite Stream

\n \n\n\n\n`;\n}\n\nexport default async function(req: Request) {\n const url = new URL(req.url);\n\n if (req.method === \"POST\") {\n try {\n const openai = new OpenAI();\n const { prompt } = await req.json();\n\n const stream = await openai.chat.completions.create({\n model: \"gpt-4o\",\n messages: [\n { role: \"system\", content: CONVERSATIONAL_PROMPT },\n { role: \"user\", content: prompt },\n ],\n stream: true,\n });\n\n const transformStream = new TransformStream({\n transform(chunk, controller) {\n const content = chunk.choices[0]?.delta?.content || \"\";\n if (content) {\n controller.enqueue(new TextEncoder().encode(content));\n }\n },\n });\n\n // FIX: Call pipeThrough directly on the stream object\n return new Response(stream.pipeThrough(transformStream), {\n headers: { \"Content-Type\": \"text/plain; charset=utf-8\" },\n });\n } catch (error) {\n console.error(\"AI Stream Error:\", error);\n return new Response(JSON.stringify({ error: error.message }), {\n status: 500,\n headers: { \"Content-Type\": \"application/json\" },\n });\n }\n }\n\n // Ensure trailing slash for correct relative path resolution on client\n const sourceUrl = `https://${url.hostname}${url.pathname.replace(/\\/?$/, \"/\")}`;\n return new Response(generateHtml(sourceUrl), {\n headers: { \"Content-Type\": \"text/html\" },\n });\n}","deleted","label",[98],"permalink","https://www.val.town/x/join/untitled-9814/code/main.tsx","extension","actionData","errors"]