#!/usr/bin/env node

/**
 * Database CLI utility for managing the bookmark manager database
 * Usage: node scripts/db-cli.js <command>
 */

require('dotenv').config();
const dbInitializer = require('../src/database/init');
const dbConnection = require('../src/database/connection');
const dbUtils = require('../src/database/utils');

const commands = {
    init: 'Initialize database with migrations',
    status: 'Show database status and diagnostics',
    reset: 'Reset database (development only)',
    validate: 'Validate database schema',
    cleanup: 'Clean up expired tokens and old data',
    diagnostics: 'Run comprehensive database diagnostics',
    help: 'Show this help message'
};

async function runCommand(command) {
    try {
        switch (command) {
            case 'init':
                console.log('🚀 Initializing database...');
                await dbInitializer.initialize();
                break;

            case 'status':
                console.log('📊 Getting database status...');
                const status = await dbInitializer.getStatus();
                console.log(JSON.stringify(status, null, 2));
                break;

            case 'reset':
                if (process.env.NODE_ENV === 'production') {
                    console.error('❌ Reset is not allowed in production');
                    process.exit(1);
                }
                console.log('⚠️  Resetting database...');
                await dbInitializer.reset();
                break;

            case 'validate':
                console.log('🔍 Validating database schema...');
                const validation = await dbUtils.validateSchema();
                console.log(JSON.stringify(validation, null, 2));
                
                if (validation.valid) {
                    console.log('✅ Schema validation passed');
                } else {
                    console.log('❌ Schema validation failed');
                    process.exit(1);
                }
                break;

            case 'cleanup':
                console.log('🧹 Running database cleanup...');
                await dbUtils.cleanup();
                break;

            case 'diagnostics':
                console.log('🔍 Running database diagnostics...');
                const diagnostics = await dbUtils.diagnostics();
                console.log(JSON.stringify(diagnostics, null, 2));
                break;

            case 'help':
            default:
                console.log('📖 Database CLI Commands:');
                console.log('');
                Object.entries(commands).forEach(([cmd, desc]) => {
                    console.log(`  ${cmd.padEnd(12)} - ${desc}`);
                });
                console.log('');
                console.log('Usage: node scripts/db-cli.js <command>');
                break;
        }
    } catch (error) {
        console.error('❌ Command failed:', error.message);
        process.exit(1);
    } finally {
        await dbConnection.close();
    }
}

// Get command from command line arguments
const command = process.argv[2];

if (!command) {
    runCommand('help');
} else {
    runCommand(command);
}