#!/usr/bin/env node
/**
* AgentKits Memory Hook CLI
*
* Unified CLI handler for all Claude Code hooks.
* Reads stdin, executes appropriate hook, outputs response.
*
* Usage:
* echo '{"session_id":"..."}' | npx agentkits-memory-hook <event>
*
* Events:
* context - SessionStart: inject memory context
* session-init - UserPromptSubmit: initialize session
* observation - PostToolUse: capture tool usage
* summarize - Stop: generate session summary
*
* @module @agentkits/memory/hooks/cli
*/
import { parseHookInput, formatResponse, STANDARD_RESPONSE } from './types.js';
import { createContextHook } from './context.js';
import { createSessionInitHook } from './session-init.js';
import { createObservationHook } from './observation.js';
import { createSummarizeHook } from './summarize.js';
/**
* Read stdin until EOF
*/
async function readStdin(): Promise<string> {
return new Promise((resolve) => {
let data = '';
// Set encoding
process.stdin.setEncoding('utf8');
// Handle data
process.stdin.on('data', (chunk) => {
data += chunk;
});
// Handle end
process.stdin.on('end', () => {
resolve(data);
});
// Handle error
process.stdin.on('error', () => {
resolve('');
});
// If stdin is already closed
if (process.stdin.isTTY) {
resolve('');
}
});
}
/**
* Main CLI handler
*/
async function main(): Promise<void> {
try {
// Get event type from args
const event = process.argv[2];
if (!event) {
console.error('Usage: agentkits-memory-hook <event>');
console.error('Events: context, session-init, observation, summarize');
process.exit(1);
}
// Read stdin
const stdin = await readStdin();
// Parse input
const input = parseHookInput(stdin);
// Select and execute handler
let result;
switch (event) {
case 'context':
result = await createContextHook(input.cwd).execute(input);
break;
case 'session-init':
result = await createSessionInitHook(input.cwd).execute(input);
break;
case 'observation':
result = await createObservationHook(input.cwd).execute(input);
break;
case 'summarize':
result = await createSummarizeHook(input.cwd).execute(input);
break;
default:
console.error(`Unknown event: ${event}`);
console.log(JSON.stringify(STANDARD_RESPONSE));
process.exit(0);
}
// Output response
console.log(formatResponse(result));
} catch (error) {
// Log error to stderr
console.error('[AgentKits Memory] CLI error:', error);
// Output standard response (don't block Claude)
console.log(JSON.stringify(STANDARD_RESPONSE));
}
}
// Run
main().catch((error) => {
console.error('[AgentKits Memory] Fatal error:', error);
console.log(JSON.stringify(STANDARD_RESPONSE));
process.exit(0);
});
