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oh-my-pi/packages/coding-agent/examples/sdk/06-hooks.ts
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can1357 2be354322d chore: renamed package scope to @oh-my-pi for consistent branding
- Renamed npm package scope from @mariozechner to @oh-my-pi across all packages for consistent branding.
- Removed packages/pods directory and all related pod management functionality.
- Updated import paths and module declarations throughout codebase to reflect new package names.
- Reformatted code with consistent trailing comma removal and ternary operator alignment.
2026-01-02 18:08:23 +01:00

62 lines
1.6 KiB
TypeScript

/**
* Hooks Configuration
*
* Hooks intercept agent events for logging, blocking, or modification.
*/
import { createAgentSession, type HookFactory, SessionManager } from "@oh-my-pi/pi-coding-agent";
// Logging hook
const loggingHook: HookFactory = (api) => {
api.on("agent_start", async () => {
console.log("[Hook] Agent starting");
});
api.on("tool_call", async (event) => {
console.log(`[Hook] Tool: ${event.toolName}`);
return undefined; // Don't block
});
api.on("agent_end", async (event) => {
console.log(`[Hook] Done, ${event.messages.length} messages`);
});
};
// Blocking hook (returns { block: true, reason: "..." })
const safetyHook: HookFactory = (api) => {
api.on("tool_call", async (event) => {
if (event.toolName === "bash") {
const cmd = (event.input as { command?: string }).command ?? "";
if (cmd.includes("rm -rf")) {
return { block: true, reason: "Dangerous command blocked" };
}
}
return undefined;
});
};
// Use inline hooks
const { session } = await createAgentSession({
hooks: [{ factory: loggingHook }, { factory: safetyHook }],
sessionManager: SessionManager.inMemory(),
});
session.subscribe((event) => {
if (event.type === "message_update" && event.assistantMessageEvent.type === "text_delta") {
process.stdout.write(event.assistantMessageEvent.delta);
}
});
await session.prompt("List files in the current directory.");
console.log();
// Disable all hooks:
// hooks: []
// Merge with discovered hooks:
// const discovered = await discoverHooks();
// hooks: [...discovered, { factory: myHook }]
// Add paths without replacing discovery:
// additionalHookPaths: ["/extra/hooks"]