#!/usr/bin/env node

/**
 * CLI tool to generate API keys for agents
 * Usage: node generate-key.js <name> <device_prefix>
 * Example: node generate-key.js "ac-infinity-agent" "ac:"
 */

import { fileURLToPath } from 'url';
import { dirname, join } from 'path';
import { initDatabase } from '../db/schema.js';
import { generateApiKey, listApiKeys } from '../db/queries.js';

const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);

const dbPath = process.env.DB_PATH || join(__dirname, '..', '..', 'data', 'sensors.db');

const args = process.argv.slice(2);

if (args.length === 0 || args[0] === '--list') {
    // List existing keys
    const db = initDatabase(dbPath);
    const keys = listApiKeys(db);

    if (keys.length === 0) {
        console.log('No API keys found.');
    } else {
        console.log('\nExisting API keys:\n');
        console.log('ID  | Name                  | Prefix  | Preview      | Last Used');
        console.log('-'.repeat(75));
        for (const key of keys) {
            const lastUsed = key.last_used_at || 'never';
            console.log(`${key.id.toString().padEnd(3)} | ${key.name.padEnd(20)} | ${key.device_prefix.padEnd(7)} | ${key.key_preview.padEnd(12)} | ${lastUsed}`);
        }
    }

    console.log('\nUsage: node generate-key.js <name> <device_prefix>');
    console.log('Example: node generate-key.js "ac-infinity-agent" "ac:"');

    db.close();
    process.exit(0);
}

if (args.length < 2) {
    console.error('Error: Both name and device_prefix are required');
    console.error('Usage: node generate-key.js <name> <device_prefix>');
    process.exit(1);
}

const [name, devicePrefix] = args;

const db = initDatabase(dbPath);
const key = generateApiKey(db, name, devicePrefix);

console.log('\n✓ API key generated successfully!\n');
console.log(`Name:          ${name}`);
console.log(`Device Prefix: ${devicePrefix}`);
console.log(`API Key:       ${key}`);
console.log('\n⚠ Save this key securely - it cannot be recovered!\n');

db.close();