AI Agent

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\n Tools:\n 🔢 Calculator\n 🌐 Current Time\n 📚 Knowledge Base\n 🎲 Random Facts\n

👋 Hi! I'm your AI agent. I can answer questions, do calculations, tell you the current time, and share interesting facts. What would you like to do?

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\n\n \n\n`);\n});\n\napp.get(\"/source\", (c) =>\n c.redirect(\"https://www.val.town/x/aarav_jagota/ai-agent\")\n);\n\n// --- Tools ---\nfunction calculate(expr: string): string {\n try {\n // Safe eval for basic math\n const result = Function('\"use strict\"; return (' + expr.replace(/[^0-9+\\-*/().% ]/g, '') + ')')();\n return `The result of ${expr} is ${result}`;\n } catch {\n return \"I couldn't calculate that expression.\";\n }\n}\n\nfunction getCurrentTime(): string {\n const now = new Date();\n return `The current UTC time is ${now.toUTCString()}`;\n}\n\nfunction randomFact(): string {\n const facts = [\n \"Honey never spoils — archaeologists found 3,000-year-old honey in Egyptian tombs.\",\n \"A day on Venus is longer than a year on Venus.\",\n \"Octopuses have three hearts and blue blood.\",\n \"Bananas are slightly radioactive due to potassium-40.\",\n \"The Eiffel Tower grows by about 15cm in summer due to thermal expansion.\",\n \"There are more stars in the universe than grains of sand on all Earth's beaches.\",\n \"A group of flamingos is called a flamboyance.\",\n \"Cleopatra lived closer in time to the Moon landing than to the construction of the Great Pyramid.\",\n ];\n return facts[Math.floor(Math.random() * facts.length)];\n}\n\n// --- Agent logic (no external API key needed) ---\nfunction agentReply(history: { role: string; content: string }[]): string {\n const last = history[history.length - 1]?.content?.toLowerCase() || \"\";\n\n // Tool: calculator\n const calcMatch = last.match(/(?:calculate|compute|what(?:'s| is)\\s+)([\\d+\\-*/().% ]+)/i)\n || last.match(/^([\\d\\s+\\-*/().%]+)=?$/);\n if (calcMatch) return calculate(calcMatch[1].trim());\n\n // Tool: time\n if (/\\b(time|clock|date|today|now)\\b/.test(last)) return getCurrentTime();\n\n // Tool: random fact\n if (/\\b(fact|surprise|random|fun fact|tell me something)\\b/.test(last)) return randomFact();\n\n // Simple Q&A\n if (/\\bhello|hi\\b/.test(last)) return \"Hello! 👋 How can I help you today?\";\n if (/\\bwho are you\\b/.test(last)) return \"I'm an AI agent built on Val Town! I can calculate, tell you the time, share facts, and chat. 🤖\";\n if (/\\bhelp\\b/.test(last)) return \"You can ask me to:\\n• Calculate math (e.g. 'what is 45 * 12')\\n• Tell you the current time\\n• Share a random fun fact\\n• Just chat!\";\n if (/\\bthank/.test(last)) return \"You're welcome! 😊 Let me know if there's anything else.\";\n if (/\\bwhat can you do\\b/.test(last)) return \"I can:\\n🔢 Do math calculations\\n🌐 Tell the current UTC time\\n🎲 Share random fun facts\\n💬 Answer general questions\\n\\nTry asking me: 'what is 123 * 456' or 'tell me a fact'!\";\n if (/\\bbye|goodbye\\b/.test(last)) return \"Goodbye! 👋 Come back anytime!\";\n\n // Default\n return \"That's an interesting question! I'm a local AI agent without a live LLM connection, but I can calculate math, tell you the time, or share a fun fact. Try asking: 'tell me a fact' or 'what is 99 * 99'!\";\n}\n\napp.post(\"/chat\", async (c) => {\n const { history } = await c.req.json();\n const reply = agentReply(history);\n return c.json({ reply });\n});\n\nexport default app.fetch;\n","deleted","label",[102],"permalink","https://www.val.town/x/aarav_jagota/ai-agent/code/main.ts","extension","actionData","errors"]