#!/usr/bin/env node

/**
 * Direct test of email service configuration
 */

require('dotenv').config();
const nodemailer = require('nodemailer');

async function testEmailConfig() {
    console.log('🔧 Testing Email Configuration...\n');
    
    // Display current configuration
    console.log('Current Email Configuration:');
    console.log(`HOST: ${process.env.EMAIL_HOST}`);
    console.log(`PORT: ${process.env.EMAIL_PORT}`);
    console.log(`SECURE: ${process.env.EMAIL_SECURE}`);
    console.log(`USER: ${process.env.EMAIL_USER}`);
    console.log(`FROM: ${process.env.EMAIL_FROM}`);
    console.log(`PASSWORD: ${process.env.EMAIL_PASSWORD ? '[SET]' : '[NOT SET]'}\n`);

    // Test configuration
    const config = {
        host: process.env.EMAIL_HOST,
        port: parseInt(process.env.EMAIL_PORT) || 587,
        secure: process.env.EMAIL_SECURE === 'true',
        auth: {
            user: process.env.EMAIL_USER,
            pass: process.env.EMAIL_PASSWORD
        }
    };

    console.log('Parsed Configuration:');
    console.log(`Host: ${config.host}`);
    console.log(`Port: ${config.port}`);
    console.log(`Secure: ${config.secure}`);
    console.log(`Auth User: ${config.auth.user}`);
    console.log(`Auth Pass: ${config.auth.pass ? '[SET]' : '[NOT SET]'}\n`);

    // Check required fields
    if (!config.host || !config.auth.user || !config.auth.pass) {
        console.error('❌ Missing required email configuration');
        return;
    }

    try {
        console.log('🔍 Creating transporter...');
        const transporter = nodemailer.createTransport(config);
        
        console.log('🔍 Verifying connection...');
        await transporter.verify();
        
        console.log('✅ Email service configuration is valid!');
        
        // Test sending a simple email
        console.log('📧 Testing email send...');
        const testEmail = {
            from: process.env.EMAIL_FROM || process.env.EMAIL_USER,
            to: process.env.EMAIL_USER, // Send to self for testing
            subject: 'Test Email - Bookmark Manager',
            text: 'This is a test email to verify the email service is working correctly.',
            html: '<p>This is a test email to verify the email service is working correctly.</p>'
        };

        const result = await transporter.sendMail(testEmail);
        console.log('✅ Test email sent successfully!');
        console.log(`Message ID: ${result.messageId}`);
        
    } catch (error) {
        console.error('❌ Email service error:', error.message);
        
        // Provide specific troubleshooting advice
        if (error.message.includes('ENOTFOUND')) {
            console.log('💡 Suggestion: Check if EMAIL_HOST is correct');
        } else if (error.message.includes('ECONNREFUSED')) {
            console.log('💡 Suggestion: Check if EMAIL_PORT is correct');
        } else if (error.message.includes('Invalid login')) {
            console.log('💡 Suggestion: Check EMAIL_USER and EMAIL_PASSWORD');
        } else if (error.message.includes('SSL')) {
            console.log('💡 Suggestion: Try setting EMAIL_SECURE=false for port 587');
        }
    }
}

testEmailConfig().catch(console.error);