/**
* Claude Code Platform Adapter
*
* Handles the stdin JSON format from Claude Code hooks.
* This is the default adapter and matches the existing behavior
* of parseHookInput() and formatResponse() in types.ts.
*
* @module @agentkits/memory/hooks/adapters/claude-code-adapter
*/
import type { PlatformAdapter } from './platform-adapter.js';
import type { NormalizedHookInput, HookResult, ClaudeCodeHookInput, ClaudeCodeHookResponse } from '../types.js';
import { getProjectName, STANDARD_RESPONSE } from '../types.js';
/**
* Claude Code platform adapter.
*
* Input format:
* { session_id, cwd, prompt, tool_name, tool_input, tool_result,
* transcript_path, stop_reason }
*
* Output format:
* { continue, suppressOutput, hookSpecificOutput: {
* hookEventName, additionalContext } }
*/
export class ClaudeCodeAdapter implements PlatformAdapter {
readonly name = 'claude-code';
readonly supportedEvents = [
'context', 'session-init', 'observation', 'summarize', 'user-message',
] as const;
parseInput(stdin: string): NormalizedHookInput {
try {
const raw: ClaudeCodeHookInput = JSON.parse(stdin);
const cwd = raw.cwd || process.cwd();
return {
sessionId: raw.session_id || `session_${Date.now()}`,
cwd,
project: getProjectName(cwd),
prompt: raw.prompt,
toolName: raw.tool_name,
toolInput: raw.tool_input,
toolResponse: raw.tool_result,
transcriptPath: raw.transcript_path,
stopReason: raw.stop_reason,
timestamp: Date.now(),
};
} catch {
const cwd = process.cwd();
return {
sessionId: `session_${Date.now()}`,
cwd,
project: getProjectName(cwd),
timestamp: Date.now(),
};
}
}
formatOutput(result: HookResult): string {
if (result.additionalContext) {
const response: ClaudeCodeHookResponse = {
hookSpecificOutput: {
hookEventName: 'SessionStart',
additionalContext: result.additionalContext,
},
};
return JSON.stringify(response);
}
return JSON.stringify(STANDARD_RESPONSE);
}
}
