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`;\n}\n\n// --- AI Function to Name and Describe the Project ---\nasync function generateProjectDetails(\n content: string,\n): Promise<{ projectName: string; projectDescription: string }> {\n const openai = new OpenAI();\n const prompt =\n `You are an expert software architect. Analyze the following file paths and code snippets. Based on the content, generate: 1. A concise, descriptive, and URL-safe project name in kebab-case. 2. A one-sentence description of the project's purpose. Respond ONLY with a single, minified JSON object with these exact keys: \"projectName\" and \"projectDescription\". Input Content: \\`\\`\\`${content}\\`\\`\\``;\n try {\n const completion = await openai.chat.completions.create({\n model: \"gpt-4o\",\n messages: [{ role: \"system\", content: prompt }],\n response_format: { type: \"json_object\" },\n });\n const result = JSON.parse(completion.choices[0].message.content);\n return {\n projectName: result.projectName || `ai-project-${Date.now()}`,\n projectDescription: result.projectDescription ||\n \"Project named and described by AI.\",\n };\n } catch (error) {\n console.error(\"OpenAI call failed:\", error);\n return {\n projectName: `fallback-project-${Date.now()}`,\n projectDescription:\n \"Project created with fallback naming due to an AI error.\",\n };\n }\n}\n\n// --- API Helper to create a NEW val (project) ---\nasync function createNewVal(\n token: string,\n name: string,\n description: string,\n): Promise<{ id: string; name: string }> {\n const url = \"https://api.val.town/v2/vals\";\n const truncatedDescription = description.substring(0, 64);\n console.log(\n `Attempting to create val with name: ${name}, description: \"${truncatedDescription}\"`,\n );\n const response = await fetch(url, {\n method: \"POST\",\n headers: {\n \"Authorization\": `Bearer ${token}`,\n \"Content-Type\": \"application/json\",\n },\n body: JSON.stringify({\n name: name,\n privacy: \"private\",\n description: truncatedDescription,\n }),\n });\n if (!response.ok) {\n const errorText = await response.text();\n console.error(`Val Town API Error (${response.status}): ${errorText}`);\n throw new Error(\n `Failed to create new project (${response.status}): ${errorText}`,\n );\n }\n const data = await response.json();\n return { id: data.id, name: data.name };\n}\n\n// --- API Helper to create a file or directory in a val ---\nasync function createValTownResource(\n valId: string,\n path: string,\n type: \"file\" | \"directory\",\n token: string,\n content?: string,\n) {\n const url = `https://api.val.town/v2/vals/${valId}/files?path=${\n encodeURIComponent(path)\n }`;\n const body = type === \"directory\"\n ? { type: \"directory\" }\n : { type: \"file\", content: content || \"\" };\n const response = await fetch(url, {\n method: \"POST\",\n headers: {\n \"Authorization\": `Bearer ${token}`,\n \"Content-Type\": \"application/json\",\n },\n body: JSON.stringify(body),\n });\n if (!response.ok && response.status !== 409) {\n const errorText = await response.text();\n console.error(\n `Val Town API Error creating '${path}' (${response.status}): ${errorText}`,\n );\n throw new Error(\n `API Error creating '${path}' (${response.status}): ${errorText}`,\n );\n }\n return response.json();\n}\n\n// --- Main HTTP Handler ---\nexport default async function (req: Request): Promise {\n if (req.method === \"GET\") {\n return new Response(generateHtml(), {\n headers: { \"Content-Type\": \"text/html; charset=utf-8\" },\n });\n }\n\n if (req.method === \"POST\") {\n console.log(\"--- New POST Request ---\");\n const valtownToken = Deno.env.get(\"valtown\");\n\n if (!valtownToken) {\n console.error(\"FATAL: 'valtown' environment variable is not set.\");\n return Response.json({\n error: \"Missing 'valtown' environment variable for API token.\",\n }, { status: 500 });\n }\n console.log(\"Successfully loaded 'valtown' environment variable.\");\n\n let body;\n try {\n body = await req.json();\n } catch (e) {\n return Response.json({ error: \"Invalid JSON in request body.\" }, {\n status: 400,\n });\n }\n\n if (!body.scaffold || typeof body.scaffold !== \"string\") {\n return Response.json({\n error: 'Request body must be JSON and include a \"scaffold\" string.',\n }, { status: 400 });\n }\n\n let targetValId = \"\";\n let projectName = \"Existing Project\";\n let projectDescription = \"\";\n let newProjectCreated = false;\n let nameSource = \"existing\";\n\n if (!targetValId) {\n if (body.name) {\n projectName = body.name.toLowerCase().replace(/\\s+/g, \"-\").replace(\n /[^a-z0-9-]/g,\n \"\",\n );\n projectDescription = \"Project scaffolded via Scaf.\";\n nameSource = \"user\";\n } else {\n const aiDetails = await generateProjectDetails(\n body.scaffold,\n );\n projectName = aiDetails.projectName;\n projectDescription = aiDetails.projectDescription;\n nameSource = \"ai\";\n }\n try {\n const newProject = await createNewVal(\n valtownToken,\n projectName,\n projectDescription,\n );\n targetValId = newProject.id;\n projectName = newProject.name;\n newProjectCreated = true;\n } catch (error) {\n return Response.json({\n error: \"Failed to create new project.\",\n details: error.message,\n }, { status: 500 });\n }\n }\n\n const filesToCreate = body.scaffold.trim().split(\"\\n\").map((line) => {\n const [path, ...contentParts] = line.split(\"|||\");\n return { path: path.trim(), content: contentParts.join(\"|||\") };\n });\n\n filesToCreate.unshift({\n path: \".gemini_context.md\",\n content: `# AI Context File\\n\\n- Scaffold Date: ${\n new Date().toISOString()\n }\\n- Name Source: ${nameSource}`,\n });\n\n const results = [];\n for (const file of filesToCreate) {\n if (!file.path) continue;\n try {\n const pathParts = file.path.split(\"/\").slice(0, -1);\n let currentPath = \"\";\n for (const part of pathParts) {\n currentPath = currentPath ? `${currentPath}/${part}` : part;\n await createValTownResource(\n targetValId,\n currentPath,\n \"directory\",\n valtownToken,\n );\n }\n await createValTownResource(\n targetValId,\n file.path,\n \"file\",\n valtownToken,\n file.content,\n );\n results.push({ status: \"success\", path: file.path });\n } catch (error) {\n results.push({\n status: \"error\",\n path: file.path,\n message: error.message,\n });\n }\n }\n\n return Response.json({\n message: \"Scaffolding process completed.\",\n newProjectCreated,\n projectId: targetValId,\n projectName,\n nameSource,\n results,\n });\n }\n\n return new Response(\"Method Not Allowed\", { status: 405 });\n}","deleted","label",[99],"permalink","https://www.val.town/x/volt/scaf/code/main.ts","extension","actionData","errors"]