python-extractor.js

/**
 * Python UI Automation Extractor
 * Calls Python script to extract email data via Windows UI Automation
 */

import { spawn } from 'child_process';
import path from 'path';
import { fileURLToPath } from 'url';

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

/**
 * Call Python script to extract email data
 */
export async function extractViaUIAutomation() {
    return new Promise((resolve, reject) => {
        const pythonScript = path.join(__dirname, 'email_extractor.py');

        // Spawn Python process
        const python = spawn('python', [pythonScript]);

        let stdout = '';
        let stderr = '';

        python.stdout.on('data', (data) => {
            stdout += data.toString();
        });

        python.stderr.on('data', (data) => {
            stderr += data.toString();
        });

        python.on('close', (code) => {
            if (code !== 0) {
                console.error('Python script error:', stderr);
                reject(new Error(`Python script exited with code ${code}`));
                return;
            }

            try {
                const result = JSON.parse(stdout);
                resolve(result);
            } catch (error) {
                console.error('Failed to parse Python output:', stdout);
                reject(error);
            }
        });

        python.on('error', (error) => {
            console.error('Failed to start Python:', error);
            reject(error);
        });
    });
}

/**
 * Extract email data from active window
 */
export async function extractFromAnyApp(windowInfo) {
    console.log('🐍 Using Python UI Automation...');

    try {
        const result = await extractViaUIAutomation();

        console.log('✅ Python extraction result:', result);

        return {
            isEmail: result.is_email || false,
            confidence: result.is_email ? 90 : 50,
            context: result.context || 'other',
            sender: result.sender,
            recipient: result.recipient,
            subject: result.subject,
            summary: result.body || result.window_title,
            indicators: ['ui-automation', 'python']
        };

    } catch (error) {
        console.error('Python UI Automation failed:', error);

        // Fallback to basic detection
        return {
            isEmail: false,
            confidence: 0,
            context: 'other',
            error: error.message,
            indicators: ['ui-automation-failed']
        };
    }
}