import Database from 'better-sqlite3';
import path from 'node:path';
import { ConversationLearningRepository } from '../src/database/conversation-learning-repository.js';
import { runConversationLearningEvaluation } from '../src/services/conversation-learning-evaluator.js';

const argument = (name: string): string | undefined => {
  const index = process.argv.indexOf(name);
  return index >= 0 ? process.argv[index + 1] : undefined;
};
const databasePath = argument('--db');
const policyVersion = argument('--policy') ?? 'baseline-v1';
if (!databasePath) throw new Error('Usage: npm run learning:eval -- --db <sqlite-path> [--policy <version>]');
const db = new Database(path.resolve(process.cwd(), databasePath), { readonly: false, fileMustExist: true });
try {
  const run = runConversationLearningEvaluation(new ConversationLearningRepository(db), policyVersion);
  process.stdout.write(`${JSON.stringify(run, null, 2)}\n`);
  if (run.status === 'failed') process.exitCode = 1;
} finally {
  db.close();
}