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NO MANUAL LISTEN\n// File: main.ts\n// ============================================================\n\nimport {\n Application,\n Context,\n Router,\n} from \"https://deno.land/x/oak@v12.6.1/mod.ts\";\nimport { oakCors } from \"https://deno.land/x/cors@v1.2.2/mod.ts\";\n\n// Types\ninterface ChatSession {\n model: string;\n createdAt: number;\n messages: Array<{\n role: \"user\" | \"assistant\";\n content: string;\n }>;\n}\n\ninterface ApiResponse {\n chatId?: string;\n model?: string;\n message?: string;\n error?: string;\n response?: string;\n status?: string;\n}\n\n// Store chat sessions in memory\nconst chatSessions = new Map();\n\n// API KEY HARDCODED DIRECTLY - NO ENV VARS NEEDED\nconst API_KEY = \"ua_j7N_FLn1MXA0WJF_4B8XVKSvs1geQfR0\";\n\n// Create router\nconst router = new Router();\n\n// ============================================================\n// ROUTES\n// ============================================================\n\n// Generate chat - POST /genchat\nrouter.post(\"/genchat\", async (ctx: Context) => {\n try {\n const body = ctx.request.body();\n const data = await body.json() as { model: string };\n\n if (!data || !data.model) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"Model is required\",\n message: \"Please provide 'model' in the request body\",\n } as ApiResponse;\n return;\n }\n\n const chatId = crypto.randomUUID();\n const session: ChatSession = {\n model: data.model,\n createdAt: Date.now(),\n messages: [],\n };\n\n chatSessions.set(chatId, session);\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: chatId,\n model: data.model,\n message: `Chat session created with model: ${data.model}`,\n } as ApiResponse;\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Generate chat - GET /genchat\nrouter.get(\"/genchat\", async (ctx: Context) => {\n try {\n const model = ctx.request.url.searchParams.get(\"model\");\n\n if (!model) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"Model is required\",\n message: \"Please provide 'model' as query parameter\",\n } as ApiResponse;\n return;\n }\n\n const chatId = crypto.randomUUID();\n const session: ChatSession = {\n model: model,\n createdAt: Date.now(),\n messages: [],\n };\n\n chatSessions.set(chatId, session);\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: chatId,\n model: model,\n message: `Chat session created with model: ${model}`,\n } as ApiResponse;\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Send message - GET /chat\nrouter.get(\"/chat\", async (ctx: Context) => {\n try {\n const chatId = ctx.request.url.searchParams.get(\"chatId\");\n const message = ctx.request.url.searchParams.get(\"message\");\n\n if (!chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required\",\n } as ApiResponse;\n return;\n }\n\n if (!message) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"message is required\",\n } as ApiResponse;\n return;\n }\n\n const session = chatSessions.get(chatId);\n if (!session) {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n return;\n }\n\n // Add user message to history\n session.messages.push({\n role: \"user\",\n content: message,\n });\n\n // Forward to actual API with HARDCODED API KEY\n const payload = {\n message: message,\n model: session.model,\n effort: \"medium\",\n };\n\n let fullResponse = \"\";\n\n try {\n const response = await fetch(\"https://unlimited.surf/api/chat\", {\n method: \"POST\",\n headers: {\n \"Authorization\": `Bearer ${API_KEY}`,\n \"Content-Type\": \"application/json\",\n },\n body: JSON.stringify(payload),\n });\n\n if (!response.ok) {\n throw new Error(`API error: ${response.status}`);\n }\n\n const reader = response.body?.getReader();\n const decoder = new TextDecoder();\n\n if (!reader) {\n throw new Error(\"No response body\");\n }\n\n let buffer = \"\";\n\n while (true) {\n const { done, value } = await reader.read();\n if (done) break;\n\n const chunk = decoder.decode(value);\n buffer += chunk;\n\n const lines = buffer.split(\"\\n\");\n buffer = lines.pop() || \"\";\n\n for (const line of lines) {\n if (line.trim().startsWith(\"data: \")) {\n try {\n const jsonStr = line.trim().substring(6);\n const data = JSON.parse(jsonStr);\n\n if (data.delta) {\n fullResponse += data.delta;\n }\n\n if (data.done) {\n break;\n }\n } catch (e) {\n console.error(\"Parse error:\", e);\n }\n }\n }\n }\n\n // Add assistant response to history\n if (fullResponse) {\n session.messages.push({\n role: \"assistant\",\n content: fullResponse,\n });\n }\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: chatId,\n response: fullResponse,\n model: session.model,\n } as ApiResponse;\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Error processing request\",\n message: error.message,\n } as ApiResponse;\n }\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Send message - POST /chat\nrouter.post(\"/chat\", async (ctx: Context) => {\n try {\n const body = ctx.request.body();\n const data = await body.json() as { chatId: string; message: string };\n\n if (!data || !data.chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required\",\n } as ApiResponse;\n return;\n }\n\n if (!data || !data.message) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"message is required\",\n } as ApiResponse;\n return;\n }\n\n const session = chatSessions.get(data.chatId);\n if (!session) {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n return;\n }\n\n // Add user message to history\n session.messages.push({\n role: \"user\",\n content: data.message,\n });\n\n // Forward to actual API with HARDCODED API KEY\n const payload = {\n message: data.message,\n model: session.model,\n effort: \"medium\",\n };\n\n let fullResponse = \"\";\n\n try {\n const response = await fetch(\"https://unlimited.surf/api/chat\", {\n method: \"POST\",\n headers: {\n \"Authorization\": `Bearer ${API_KEY}`,\n \"Content-Type\": \"application/json\",\n },\n body: JSON.stringify(payload),\n });\n\n if (!response.ok) {\n throw new Error(`API error: ${response.status}`);\n }\n\n const reader = response.body?.getReader();\n const decoder = new TextDecoder();\n\n if (!reader) {\n throw new Error(\"No response body\");\n }\n\n let buffer = \"\";\n\n while (true) {\n const { done, value } = await reader.read();\n if (done) break;\n\n const chunk = decoder.decode(value);\n buffer += chunk;\n\n const lines = buffer.split(\"\\n\");\n buffer = lines.pop() || \"\";\n\n for (const line of lines) {\n if (line.trim().startsWith(\"data: \")) {\n try {\n const jsonStr = line.trim().substring(6);\n const data = JSON.parse(jsonStr);\n\n if (data.delta) {\n fullResponse += data.delta;\n }\n\n if (data.done) {\n break;\n }\n } catch (e) {\n console.error(\"Parse error:\", e);\n }\n }\n }\n }\n\n // Add assistant response to history\n if (fullResponse) {\n session.messages.push({\n role: \"assistant\",\n content: fullResponse,\n });\n }\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: data.chatId,\n response: fullResponse,\n model: session.model,\n } as ApiResponse;\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Error processing request\",\n message: error.message,\n } as ApiResponse;\n }\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Get chat history - GET /chat/history\nrouter.get(\"/chat/history\", (ctx: Context) => {\n try {\n const chatId = ctx.request.url.searchParams.get(\"chatId\");\n\n if (!chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required as query parameter\",\n } as ApiResponse;\n return;\n }\n\n const session = chatSessions.get(chatId);\n if (!session) {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n return;\n }\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: chatId,\n model: session.model,\n messages: session.messages,\n message_count: session.messages.length,\n };\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Delete chat - GET /chat/delete\nrouter.get(\"/chat/delete\", (ctx: Context) => {\n try {\n const chatId = ctx.request.url.searchParams.get(\"chatId\");\n\n if (!chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required\",\n } as ApiResponse;\n return;\n }\n\n if (chatSessions.has(chatId)) {\n chatSessions.delete(chatId);\n ctx.response.status = 200;\n ctx.response.body = {\n message: `Chat session ${chatId} deleted successfully`,\n } as ApiResponse;\n } else {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n }\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Delete chat - DELETE /chat/delete\nrouter.delete(\"/chat/delete\", async (ctx: Context) => {\n try {\n const body = ctx.request.body();\n const data = await body.json() as { chatId: string };\n\n if (!data || !data.chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required\",\n } as ApiResponse;\n return;\n }\n\n if (chatSessions.has(data.chatId)) {\n chatSessions.delete(data.chatId);\n ctx.response.status = 200;\n ctx.response.body = {\n message: `Chat session ${data.chatId} deleted successfully`,\n } as ApiResponse;\n } else {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n }\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// List models - GET /models\nrouter.get(\"/models\", (ctx: Context) => {\n ctx.response.status = 200;\n ctx.response.body = {\n models: [\n \"gateway-gpt-5\",\n \"gateway-gpt-5-5\",\n \"gateway-gpt-4\",\n \"gateway-claude-3\",\n \"gateway-gemini-pro\",\n \"gateway-llama-2\",\n \"gateway-mistral\",\n ],\n default: \"gateway-gpt-5\",\n };\n});\n\n// Health check - GET /health\nrouter.get(\"/health\", (ctx: Context) => {\n ctx.response.status = 200;\n ctx.response.body = {\n status: \"healthy\",\n active_sessions: chatSessions.size,\n timestamp: Date.now(),\n };\n});\n\n// API Documentation - GET /api-docs\nrouter.get(\"/api-docs\", (ctx: Context) => {\n ctx.response.status = 200;\n ctx.response.body = {\n name: \"AI Chat API\",\n version: \"1.0.0\",\n endpoints: {\n \"POST /genchat\": \"Generate chat - Body: { model: 'model-name' }\",\n \"GET /genchat\": \"Generate chat - ?model=model-name\",\n \"POST /chat\": \"Send message - Body: { chatId: 'id', message: 'text' }\",\n \"GET /chat\": \"Send message - ?chatId=id&message=text (returns JSON)\",\n \"GET /chat/history\": \"Get history - ?chatId=id\",\n \"DELETE /chat/delete\": \"Delete chat - Body: { chatId: 'id' }\",\n \"GET /chat/delete\": \"Delete chat - ?chatId=id\",\n \"GET /models\": \"List available models\",\n \"GET /health\": \"Health check\",\n },\n examples: {\n generate_chat_post: {\n method: \"POST\",\n url: \"/genchat\",\n body: { model: \"gateway-gpt-5-5\" },\n },\n generate_chat_get: {\n method: \"GET\",\n url: \"/genchat?model=gateway-gpt-5-5\",\n },\n send_message_get: {\n method: \"GET\",\n url: \"/chat?chatId=your-chat-id&message=Hello%20World\",\n },\n },\n };\n});\n\n// Root - HTML interface\nrouter.get(\"/\", (ctx: Context) => {\n ctx.response.body = `\n \n \n \n AI Chat API\n \n \n \n

🤖 AI Chat API

API is running on Val Town! API key is hardcoded.

📚 Endpoints

\n GET /genchat?model=gateway-gpt-5-5\n
Generate a new chat session\n

\n POST /genchat\n
Generate chat - Body: { \"model\": \"gateway-gpt-5-5\" }\n

\n GET /chat?chatId=ID&message=Hello\n
Send a message (returns JSON)\n

\n POST /chat\n
Send message - Body: { \"chatId\": \"ID\", \"message\": \"Hello\" }\n

\n GET /chat/history?chatId=ID\n
Get chat history\n

\n GET /models\n
List available models\n

\n GET /health\n
Health check\n

🚀 Quick Test

Generate chat: /genchat?model=gateway-gpt-5-5
Copy the chatId from response
Send message: /chat?chatId=YOUR_CHAT_ID&message=Hello

\n \n \n `;\n});\n\n// ============================================================\n// CREATE APP - NO MANUAL LISTEN! VAL TOWN HANDLES IT!\n// ============================================================\n\nconst app = new Application();\n\n// CORS middleware\napp.use(oakCors({\n origin: \"*\",\n methods: [\"GET\", \"POST\", \"DELETE\", \"OPTIONS\"],\n allowedHeaders: [\"Content-Type\", \"Authorization\"],\n}));\n\n// Logger middleware\napp.use(async (ctx, next) => {\n const start = Date.now();\n await next();\n const ms = Date.now() - start;\n console.log(`${ctx.request.method} ${ctx.request.url.pathname} - ${ms}ms`);\n});\n\n// Error handling middleware\napp.use(async (ctx, next) => {\n try {\n await next();\n } catch (err) {\n console.error(\"Error:\", err);\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: err.message,\n };\n }\n});\n\n// Use router\napp.use(router.routes());\napp.use(router.allowedMethods());\n\n// ============================================================\n// EXPORT THE APP - VAL TOWN WILL HANDLE THE REST!\n// ============================================================\n\nexport default app;","// ============================================================\n// VAL TOWN COMPATIBLE DENO API - CORRECT FORMAT\n// File: main.ts\n// ============================================================\n\nimport {\n Application,\n Context,\n Router,\n} from \"https://deno.land/x/oak@v12.6.1/mod.ts\";\nimport { oakCors } from \"https://deno.land/x/cors@v1.2.2/mod.ts\";\n\n// Types\ninterface ChatSession {\n model: string;\n createdAt: number;\n messages: Array<{\n role: \"user\" | \"assistant\";\n content: string;\n }>;\n}\n\ninterface ApiResponse {\n chatId?: string;\n model?: string;\n message?: string;\n error?: string;\n response?: string;\n status?: string;\n}\n\n// Store chat sessions in memory\nconst chatSessions = new Map();\n\n// API KEY HARDCODED DIRECTLY\nconst API_KEY = \"ua_j7N_FLn1MXA0WJF_4B8XVKSvs1geQfR0\";\n\n// Create router\nconst router = new Router();\n\n// ============================================================\n// ROUTES\n// ============================================================\n\n// Generate chat - POST /genchat\nrouter.post(\"/genchat\", async (ctx: Context) => {\n try {\n const body = ctx.request.body();\n const data = await body.json() as { model: string };\n\n if (!data || !data.model) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"Model is required\",\n message: \"Please provide 'model' in the request body\",\n } as ApiResponse;\n return;\n }\n\n const chatId = crypto.randomUUID();\n const session: ChatSession = {\n model: data.model,\n createdAt: Date.now(),\n messages: [],\n };\n\n chatSessions.set(chatId, session);\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: chatId,\n model: data.model,\n message: `Chat session created with model: ${data.model}`,\n } as ApiResponse;\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Generate chat - GET /genchat\nrouter.get(\"/genchat\", async (ctx: Context) => {\n try {\n const model = ctx.request.url.searchParams.get(\"model\");\n\n if (!model) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"Model is required\",\n message: \"Please provide 'model' as query parameter\",\n } as ApiResponse;\n return;\n }\n\n const chatId = crypto.randomUUID();\n const session: ChatSession = {\n model: model,\n createdAt: Date.now(),\n messages: [],\n };\n\n chatSessions.set(chatId, session);\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: chatId,\n model: model,\n message: `Chat session created with model: ${model}`,\n } as ApiResponse;\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Send message - GET /chat\nrouter.get(\"/chat\", async (ctx: Context) => {\n try {\n const chatId = ctx.request.url.searchParams.get(\"chatId\");\n const message = ctx.request.url.searchParams.get(\"message\");\n\n if (!chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required\",\n } as ApiResponse;\n return;\n }\n\n if (!message) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"message is required\",\n } as ApiResponse;\n return;\n }\n\n const session = chatSessions.get(chatId);\n if (!session) {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n return;\n }\n\n // Add user message to history\n session.messages.push({\n role: \"user\",\n content: message,\n });\n\n // Forward to actual API\n const payload = {\n message: message,\n model: session.model,\n effort: \"medium\",\n };\n\n let fullResponse = \"\";\n\n try {\n const response = await fetch(\"https://unlimited.surf/api/chat\", {\n method: \"POST\",\n headers: {\n \"Authorization\": `Bearer ${API_KEY}`,\n \"Content-Type\": \"application/json\",\n },\n body: JSON.stringify(payload),\n });\n\n if (!response.ok) {\n throw new Error(`API error: ${response.status}`);\n }\n\n const reader = response.body?.getReader();\n const decoder = new TextDecoder();\n\n if (!reader) {\n throw new Error(\"No response body\");\n }\n\n let buffer = \"\";\n\n while (true) {\n const { done, value } = await reader.read();\n if (done) break;\n\n const chunk = decoder.decode(value);\n buffer += chunk;\n\n const lines = buffer.split(\"\\n\");\n buffer = lines.pop() || \"\";\n\n for (const line of lines) {\n if (line.trim().startsWith(\"data: \")) {\n try {\n const jsonStr = line.trim().substring(6);\n const data = JSON.parse(jsonStr);\n\n if (data.delta) {\n fullResponse += data.delta;\n }\n\n if (data.done) {\n break;\n }\n } catch (e) {\n console.error(\"Parse error:\", e);\n }\n }\n }\n }\n\n // Add assistant response to history\n if (fullResponse) {\n session.messages.push({\n role: \"assistant\",\n content: fullResponse,\n });\n }\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: chatId,\n response: fullResponse,\n model: session.model,\n } as ApiResponse;\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Error processing request\",\n message: error.message,\n } as ApiResponse;\n }\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Send message - POST /chat\nrouter.post(\"/chat\", async (ctx: Context) => {\n try {\n const body = ctx.request.body();\n const data = await body.json() as { chatId: string; message: string };\n\n if (!data || !data.chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required\",\n } as ApiResponse;\n return;\n }\n\n if (!data || !data.message) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"message is required\",\n } as ApiResponse;\n return;\n }\n\n const session = chatSessions.get(data.chatId);\n if (!session) {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n return;\n }\n\n // Add user message to history\n session.messages.push({\n role: \"user\",\n content: data.message,\n });\n\n // Forward to actual API\n const payload = {\n message: data.message,\n model: session.model,\n effort: \"medium\",\n };\n\n let fullResponse = \"\";\n\n try {\n const response = await fetch(\"https://unlimited.surf/api/chat\", {\n method: \"POST\",\n headers: {\n \"Authorization\": `Bearer ${API_KEY}`,\n \"Content-Type\": \"application/json\",\n },\n body: JSON.stringify(payload),\n });\n\n if (!response.ok) {\n throw new Error(`API error: ${response.status}`);\n }\n\n const reader = response.body?.getReader();\n const decoder = new TextDecoder();\n\n if (!reader) {\n throw new Error(\"No response body\");\n }\n\n let buffer = \"\";\n\n while (true) {\n const { done, value } = await reader.read();\n if (done) break;\n\n const chunk = decoder.decode(value);\n buffer += chunk;\n\n const lines = buffer.split(\"\\n\");\n buffer = lines.pop() || \"\";\n\n for (const line of lines) {\n if (line.trim().startsWith(\"data: \")) {\n try {\n const jsonStr = line.trim().substring(6);\n const data = JSON.parse(jsonStr);\n\n if (data.delta) {\n fullResponse += data.delta;\n }\n\n if (data.done) {\n break;\n }\n } catch (e) {\n console.error(\"Parse error:\", e);\n }\n }\n }\n }\n\n // Add assistant response to history\n if (fullResponse) {\n session.messages.push({\n role: \"assistant\",\n content: fullResponse,\n });\n }\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: data.chatId,\n response: fullResponse,\n model: session.model,\n } as ApiResponse;\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Error processing request\",\n message: error.message,\n } as ApiResponse;\n }\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Get chat history - GET /chat/history\nrouter.get(\"/chat/history\", (ctx: Context) => {\n try {\n const chatId = ctx.request.url.searchParams.get(\"chatId\");\n\n if (!chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required as query parameter\",\n } as ApiResponse;\n return;\n }\n\n const session = chatSessions.get(chatId);\n if (!session) {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n return;\n }\n\n ctx.response.status = 200;\n ctx.response.body = {\n chatId: chatId,\n model: session.model,\n messages: session.messages,\n message_count: session.messages.length,\n };\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Delete chat - GET /chat/delete\nrouter.get(\"/chat/delete\", (ctx: Context) => {\n try {\n const chatId = ctx.request.url.searchParams.get(\"chatId\");\n\n if (!chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required\",\n } as ApiResponse;\n return;\n }\n\n if (chatSessions.has(chatId)) {\n chatSessions.delete(chatId);\n ctx.response.status = 200;\n ctx.response.body = {\n message: `Chat session ${chatId} deleted successfully`,\n } as ApiResponse;\n } else {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n }\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// Delete chat - DELETE /chat/delete\nrouter.delete(\"/chat/delete\", async (ctx: Context) => {\n try {\n const body = ctx.request.body();\n const data = await body.json() as { chatId: string };\n\n if (!data || !data.chatId) {\n ctx.response.status = 400;\n ctx.response.body = {\n error: \"chatId is required\",\n } as ApiResponse;\n return;\n }\n\n if (chatSessions.has(data.chatId)) {\n chatSessions.delete(data.chatId);\n ctx.response.status = 200;\n ctx.response.body = {\n message: `Chat session ${data.chatId} deleted successfully`,\n } as ApiResponse;\n } else {\n ctx.response.status = 404;\n ctx.response.body = {\n error: \"Chat session not found\",\n } as ApiResponse;\n }\n } catch (error) {\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: error.message,\n } as ApiResponse;\n }\n});\n\n// List models - GET /models\nrouter.get(\"/models\", (ctx: Context) => {\n ctx.response.status = 200;\n ctx.response.body = {\n models: [\n \"gateway-gpt-5\",\n \"gateway-gpt-5-5\",\n \"gateway-gpt-4\",\n \"gateway-claude-3\",\n \"gateway-gemini-pro\",\n \"gateway-llama-2\",\n \"gateway-mistral\",\n ],\n default: \"gateway-gpt-5\",\n };\n});\n\n// Health check - GET /health\nrouter.get(\"/health\", (ctx: Context) => {\n ctx.response.status = 200;\n ctx.response.body = {\n status: \"healthy\",\n active_sessions: chatSessions.size,\n timestamp: Date.now(),\n };\n});\n\n// API Documentation - GET /api-docs\nrouter.get(\"/api-docs\", (ctx: Context) => {\n ctx.response.status = 200;\n ctx.response.body = {\n name: \"AI Chat API\",\n version: \"1.0.0\",\n endpoints: {\n \"POST /genchat\": \"Generate chat - Body: { model: 'model-name' }\",\n \"GET /genchat\": \"Generate chat - ?model=model-name\",\n \"POST /chat\": \"Send message - Body: { chatId: 'id', message: 'text' }\",\n \"GET /chat\": \"Send message - ?chatId=id&message=text (returns JSON)\",\n \"GET /chat/history\": \"Get history - ?chatId=id\",\n \"DELETE /chat/delete\": \"Delete chat - Body: { chatId: 'id' }\",\n \"GET /chat/delete\": \"Delete chat - ?chatId=id\",\n \"GET /models\": \"List available models\",\n \"GET /health\": \"Health check\",\n },\n examples: {\n generate_chat_post: {\n method: \"POST\",\n url: \"/genchat\",\n body: { model: \"gateway-gpt-5-5\" },\n },\n generate_chat_get: {\n method: \"GET\",\n url: \"/genchat?model=gateway-gpt-5-5\",\n },\n send_message_get: {\n method: \"GET\",\n url: \"/chat?chatId=your-chat-id&message=Hello%20World\",\n },\n },\n };\n});\n\n// Root - HTML interface\nrouter.get(\"/\", (ctx: Context) => {\n ctx.response.body = `\n \n \n \n AI Chat API\n \n \n \n

🤖 AI Chat API

API is running on Val Town! API key is hardcoded.

📚 Endpoints

\n GET /genchat?model=gateway-gpt-5-5\n
Generate a new chat session\n

\n POST /genchat\n
Generate chat - Body: { \"model\": \"gateway-gpt-5-5\" }\n

\n GET /chat?chatId=ID&message=Hello\n
Send a message (returns JSON)\n

\n POST /chat\n
Send message - Body: { \"chatId\": \"ID\", \"message\": \"Hello\" }\n

\n GET /chat/history?chatId=ID\n
Get chat history\n

\n GET /models\n
List available models\n

\n GET /health\n
Health check\n

🚀 Quick Test

Generate chat: /genchat?model=gateway-gpt-5-5
Copy the chatId from response
Send message: /chat?chatId=YOUR_CHAT_ID&message=Hello

\n \n \n `;\n});\n\n// ============================================================\n// CREATE APP\n// ============================================================\n\nconst app = new Application();\n\n// CORS middleware\napp.use(oakCors({\n origin: \"*\",\n methods: [\"GET\", \"POST\", \"DELETE\", \"OPTIONS\"],\n allowedHeaders: [\"Content-Type\", \"Authorization\"],\n}));\n\n// Logger middleware\napp.use(async (ctx, next) => {\n const start = Date.now();\n await next();\n const ms = Date.now() - start;\n console.log(`${ctx.request.method} ${ctx.request.url.pathname} - ${ms}ms`);\n});\n\n// Error handling middleware\napp.use(async (ctx, next) => {\n try {\n await next();\n } catch (err) {\n console.error(\"Error:\", err);\n ctx.response.status = 500;\n ctx.response.body = {\n error: \"Internal server error\",\n message: err.message,\n };\n }\n});\n\n// Use router\napp.use(router.routes());\napp.use(router.allowedMethods());\n\n// ============================================================\n// HANDLE REQUESTS - VAL TOWN FORMAT\n// ============================================================\n\nexport default async function handler(req: Request): Promise {\n const url = new URL(req.url);\n const method = req.method;\n\n console.log(`${method} ${url.pathname}`);\n\n // Create a mock context for Oak\n const ctx: any = {\n request: {\n method: method,\n url: req.url,\n body: () => req.json(),\n json: () => req.json(),\n text: () => req.text(),\n headers: req.headers,\n hasBody: true,\n },\n response: {\n status: 200,\n body: null,\n headers: new Headers(),\n },\n state: {},\n throw: (status: number, message?: string) => {\n throw new Error(`${status}: ${message}`);\n },\n };\n\n // Add searchParams helper\n ctx.request.url = new URL(req.url);\n ctx.request.url.searchParams = url.searchParams;\n\n try {\n // Find matching route\n let matched = false;\n let routeHandler = null;\n\n for (const layer of router.stack) {\n if (layer.method === method && layer.path === url.pathname) {\n matched = true;\n routeHandler = layer;\n break;\n }\n }\n\n // Check for route patterns\n if (!matched) {\n for (const layer of router.stack) {\n if (layer.method === method) {\n const routePattern = layer.path.replace(/\\//g, \"\\\\/\");\n const regex = new RegExp(`^${routePattern}$`);\n if (regex.test(url.pathname)) {\n matched = true;\n routeHandler = layer;\n break;\n }\n }\n }\n }\n\n if (!matched) {\n return new Response(JSON.stringify({ error: \"Route not found\" }), {\n status: 404,\n headers: { \"Content-Type\": \"application/json\" },\n });\n }\n\n // Execute the route handler\n await routeHandler.handler(ctx);\n\n // Convert Oak response to Fetch Response\n const status = ctx.response.status || 200;\n const body = ctx.response.body;\n const headers = ctx.response.headers || new Headers();\n\n if (typeof body === \"string\") {\n headers.set(\"Content-Type\", headers.get(\"Content-Type\") || \"text/html\");\n return new Response(body, { status, headers });\n } else if (typeof body === \"object\" && body !== null) {\n headers.set(\"Content-Type\", \"application/json\");\n return new Response(JSON.stringify(body), { status, headers });\n } else {\n return new Response(null, { status, headers });\n }\n } catch (error) {\n console.error(\"Handler error:\", error);\n return new Response(\n JSON.stringify({\n error: \"Internal server error\",\n message: error.message,\n }),\n {\n status: 500,\n headers: { \"Content-Type\": \"application/json\" },\n },\n );\n }\n}","createdAt",["D",1781611953701],"branchVersion","branchId","058638e4-3458-43b8-8edc-f2373d531ec1","id","0dc0de8a-f826-42a7-8cd8-3489538949d9","FREE_UNLIMITED_API",["D",1781611200572],"deletedAt","legacyEnvVars","privacy","public","httpPrivacy","description","","imageUrl","019cafbe-8b86-71df-9b53-98839de90219","pinnedFileId","pinPreview","pinMigrated","screenshotVersion","likeCount",0,"orgId","019cafbe-8b86-71df-9b53-9e95fda7747a","tursoName","tursoHostname","tursoMeasuredAt","pinned","userPerm","r","valPerm","blobPerm","rw","emailPerm","sqlitePerm","projectPerm","telemetryPerm","user",{"_95":94,"_102":98},"org",{"_95":94,"_96":-5,"_97":98,"_18":55,"_99":100,"_101":25},"branch",{"_13":84,"_32":85,"_43":42,"_86":44,"_87":-5,"_88":-5,"_89":-5,"_90":-5,"_91":-5,"_92":45,"_93":94},"isOwned",22,"main","projectId","forkedBranchId","forkedBranchVersion","forkedProjectPrivacy","forkedProjectId","forkedProjectOrgId","projectName","userHandle","zyloxtube","handle","displayName","avatar","https://img.clerk.com/eyJ0eXBlIjoicHJveHkiLCJzcmMiOiJodHRwczovL2ltYWdlcy5jbGVyay5kZXYvb2F1dGhfZ2l0aHViL2ltZ18zQU9zYjVaSTVPM2UxMVU0UndTTm9mdkxCbkgifQ","tier","free","canRestrictVals","profileImageUrl","branchName","adoptOrgId",{"_43":44,"_32":45,"_38":149,"_47":-5,"_48":25,"_49":50,"_51":50,"_52":53,"_54":-5,"_18":55,"_56":-5,"_57":25,"_58":-5,"_59":-5,"_60":61,"_62":63,"_64":-5,"_65":-5,"_66":-5,"_67":-5,"_68":69,"_70":69,"_71":72,"_73":72,"_74":72,"_75":69,"_76":69,"_77":150,"_79":151,"_81":152,"_83":25},"tree",[144],"files",[144],"counts",{"_133":61,"_134":135,"_136":61,"_137":138,"_139":140},"contents",[125],"upstreamProject","upstreamBranch","emptyEnvVars","flags",[],"hasHttpFiles",true,"grants","orgs","customDomains",{},{"_43":126,"_32":28,"_30":31,"_127":-5,"_41":42,"_40":14,"_128":25,"_38":129,"_13":130,"_33":34,"_35":37,"_24":25,"_131":-5,"_27":132},"2bb10d27-58a7-49be-bd3d-1d75b3a4c4c7","parentId","latest",["D",1781611953701],6,"label",[28],"pulls","branches",1,"forks","envVars",{"_141":61,"_143":61},"connections",{"_141":61,"_142":61},"count","unfilledCount","emptyCount",{"_43":126,"_32":28,"_30":31,"_127":-5,"_41":42,"_40":14,"_128":25,"_38":145,"_13":130,"_33":34,"_35":37,"_24":25,"_131":-5,"_146":147,"_27":148},["D",1781611953701],"children",[],[28],["D",1781611200572],{"_95":94,"_102":98},{"_95":94,"_96":-5,"_97":98,"_18":55,"_99":100,"_101":25},{"_13":84,"_32":85,"_43":42,"_86":44,"_87":-5,"_88":-5,"_89":-5,"_90":-5,"_91":-5,"_92":45,"_93":94},"ctx",{"_77":-5,"_122":186,"_187":188,"_189":190,"_191":25,"_192":25,"_193":25,"_194":120,"_195":-5,"_196":-7,"_197":-7,"_198":61,"_199":25,"_200":25,"_201":-5,"_202":25,"_203":25,"_204":25,"_205":-5},"ENV",{"_157":158,"_159":160,"_161":85,"_162":163,"_164":165,"_166":167,"_168":169,"_170":171,"_172":173,"_174":175,"_176":177,"_178":179,"_180":181,"_182":183,"_184":185},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

Diff · v7