Choose Your Reality

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\n\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 === \"POST\") {\n try {\n const openai = new OpenAI();\n const { message, history, persona } = await req.json();\n\n if (!message || !Array.isArray(history) || !persona) {\n throw new Error(\"Invalid request body. Required fields: message, history, persona.\");\n }\n\n const systemPrompt = constructChatPrompt(persona);\n const messages = [\n { role: \"system\", content: systemPrompt },\n ...history,\n { role: \"user\", content: message },\n ];\n\n const completion = await openai.chat.completions.create({\n model: \"gpt-4o\",\n messages: messages,\n temperature: 0.8,\n response_format: { type: \"json_object\" },\n });\n\n const content = completion.choices[0].message.content;\n if (!content) {\n throw new Error(\"AI returned an empty response.\");\n }\n\n return new Response(content, {\n headers: { \"Content-Type\": \"application/json\" },\n });\n }\n catch (error) {\n console.error(\"AI Chat Error:\", error);\n return new Response(JSON.stringify({ error: error.message || \"An unknown error occurred.\" }), {\n status: 500,\n headers: { \"Content-Type\": \"application/json\" },\n });\n }\n }\n\n const sourceUrl = `https://${url.hostname}${url.pathname}`;\n return new Response(generateHtml(sourceUrl), { headers: { \"Content-Type\": \"text/html\" } });\n}","deleted","label",[99],"permalink","https://www.val.town/x/join/type3d/code/main.tsx","extension","actionData","errors"]