Mission Architect AI

\n \n \n

\n\n

\n \n

\n\n\n\n`;\n}\n\n/**\n * Extracts a JSON object from a string that might contain conversational text.\n * @param {string} text The text from the AI, potentially containing a JSON object.\n * @returns {object | null} The parsed JSON object or null if not found.\n */\nfunction extractJson(text: string): object | null {\n const match = text.match(/\\{[\\s\\S]*\\}/);\n if (!match) {\n return null;\n }\n try {\n return JSON.parse(match[0]);\n } catch (e) {\n console.error(\"Failed to parse extracted JSON:\", e);\n return null;\n }\n}\n\nexport default async function (req: Request) {\n const url = new URL(req.url);\n const action = url.searchParams.get(\"action\");\n\n if (req.method === \"POST\" && action === \"architect\") {\n try {\n const openai = new OpenAI();\n const body = await req.json();\n const goal = body.goal;\n\n if (!goal || typeof goal !== \"string\" || goal.trim().length === 0) {\n return new Response(\n JSON.stringify({ error: \"A valid goal is required.\" }),\n {\n status: 400,\n headers: { \"Content-Type\": \"application/json\" },\n },\n );\n }\n\n const messages = [\n { role: \"system\", content: MISSION_ARCHITECT_PROMPT },\n { role: \"user\", content: `My goal is: \"${goal}\"` },\n ];\n\n const completion = await openai.chat.completions.create({\n model: \"gpt-4o\",\n messages: messages,\n temperature: 0.7,\n response_format: { type: \"json_object\" },\n });\n\n const content = completion.choices[0].message.content;\n if (!content) {\n throw new Error(\"AI returned an empty response.\");\n }\n\n // Sanitize AI output by extracting JSON before sending to client\n const parsedContent = extractJson(content);\n if (!parsedContent) {\n throw new Error(\n \"AI returned a response that was not valid JSON or could not be extracted.\",\n );\n }\n\n // Additional validation for the structure of the JSON object\n if (\n !parsedContent[\"missionTitle\"] ||\n !parsedContent[\"missionBriefing\"] ||\n !Array.isArray(parsedContent[\"actionItems\"])\n ) {\n throw new Error(\n \"AI returned JSON with a missing or invalid structure.\",\n );\n }\n\n return new Response(JSON.stringify(parsedContent), {\n headers: { \"Content-Type\": \"application/json\" },\n });\n } catch (error) {\n console.error(\"Mission Architect AI Error:\", error);\n return new Response(\n JSON.stringify({\n error: error.message || \"An unknown server error occurred.\",\n }),\n {\n status: 500,\n headers: { \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n // Serve HTML for GET requests\n const sourceUrl = `https://${url.hostname}${url.pathname}`;\n return new Response(generateHtml(sourceUrl), {\n headers: { \"Content-Type\": \"text/html\" },\n });\n}","deleted","label",[98],"permalink","https://www.val.town/x/realtime/untitled-5499/code/main.ts","extension","actionData","errors"]