#!/usr/bin/env node
/**
 * Memory Optimization Pipeline (MOP)
 *
 * Usage:
 *   npx tsx .claude/memory-optimization/pipeline.ts optimize --dry-run
 *   npx tsx .claude/memory-optimization/pipeline.ts optimize --apply
 */

import { readFileSync, writeFileSync, existsSync, mkdirSync } from 'fs';
import { join, dirname } from 'path';
import { evaluateChunk, type JudgeConfig } from './judge.js';

const PROJECT_DIR = process.env.CLAUDE_PROJECT_DIR || process.cwd();
const MEMORIES_DIR = join(PROJECT_DIR, '.claude', 'memories');
const MOP_DIR = join(PROJECT_DIR, '.claude', 'memory-optimization');
const CONFIG_PATH = join(MOP_DIR, 'config.json');

interface PipelineOptions {
  dryRun: boolean;
  apply: boolean;
  gepa: boolean;
}

function loadConfig(): JudgeConfig {
  if (existsSync(CONFIG_PATH)) {
    return JSON.parse(readFileSync(CONFIG_PATH, 'utf8'));
  }
  // Fallback to default
  return JSON.parse(
    readFileSync(join(dirname(import.meta.url), 'config.default.json'), 'utf8')
  );
}

async function main() {
  const args = process.argv.slice(2);
  const command = args[0];

  if (command !== 'optimize') {
    console.log('Usage: pipeline.ts optimize [--dry-run] [--apply] [--gepa]');
    process.exit(1);
  }

  const options: PipelineOptions = {
    dryRun: args.includes('--dry-run'),
    apply: args.includes('--apply'),
    gepa: args.includes('--gepa')
  };

  const config = loadConfig();

  console.log('Memory Optimization Pipeline');
  console.log(`Mode: ${options.dryRun ? 'DRY-RUN' : options.apply ? 'APPLY' : 'REPORT'}`);
  console.log(`GEPA: ${options.gepa ? 'ENABLED' : 'DISABLED'}`);

  // Placeholder for actual logic
  // 1. Load memories
  // 2. Chunk
  // 3. Judge
  // 4. (Optional) GEPA
  // 5. Generate report + optimized files

  console.log('\n[INFO] Pipeline skeleton executed. Full implementation pending.');
  console.log('This is a safe dry-run placeholder. No files were modified.');
}

main().catch(err => {
  console.error('Pipeline failed:', err);
  process.exit(1);
});