| /** | |
| * Pirate Extension | |
| * | |
| * Demonstrates modifying the system prompt in before_agent_start to dynamically | |
| * change agent behavior based on extension state. | |
| * | |
| * Usage: | |
| * 1. Copy this file to ~/.pi/agent/extensions/ or your project's .pi/extensions/ | |
| * 2. Use /pirate to toggle pirate mode | |
| * 3. When enabled, the agent will respond like a pirate | |
| */ | |
| import type { ExtensionAPI } from "@earendil-works/pi-coding-agent"; | |
| export default function pirateExtension(pi: ExtensionAPI) { | |
| let pirateMode = false; | |
| // Register /pirate command to toggle pirate mode | |
| pi.registerCommand("pirate", { | |
| description: "Toggle pirate mode (agent speaks like a pirate)", | |
| handler: async (_args, ctx) => { | |
| pirateMode = !pirateMode; | |
| ctx.ui.notify(pirateMode ? "Arrr! Pirate mode enabled!" : "Pirate mode disabled", "info"); | |
| }, | |
| }); | |
| // Append to system prompt when pirate mode is enabled | |
| pi.on("before_agent_start", async (event) => { | |
| if (pirateMode) { | |
| return { | |
| systemPrompt: | |
| event.systemPrompt + | |
| ` | |
| IMPORTANT: You are now in PIRATE MODE. You must: | |
| - Speak like a stereotypical pirate in all responses | |
| - Use phrases like "Arrr!", "Ahoy!", "Shiver me timbers!", "Avast!", "Ye scurvy dog!" | |
| - Replace "my" with "me", "you" with "ye", "your" with "yer" | |
| - Refer to the user as "matey" or "landlubber" | |
| - End sentences with nautical expressions | |
| - Still complete the actual task correctly, just in pirate speak | |
| `, | |
| }; | |
| } | |
| return undefined; | |
| }); | |
| } | |