const express = require('express');
const puppeteer = require("puppeteer-extra");
const pluginStealth = require("puppeteer-extra-plugin-stealth");
const { hcaptcha, hcaptchaToken } = require("puppeteer-hcaptcha");

// Gunakan puppeteer stealth
puppeteer.use(pluginStealth());

const app = express();
app.use(express.json());

// Endpoint health check
app.get('/', (req, res) => {
    res.json({ 
        status: 'ok', 
        message: 'hCaptcha Solver API is running',
        endpoints: {
            'POST /solve': 'Solve hCaptcha with browser (Body: { url: string })',
            'POST /solve-token': 'Get hCaptcha token only (Body: { url: string })',
            'GET /solve-demo': 'Solve demo hCaptcha'
        }
    });
});

// Endpoint untuk solve hCaptcha dengan browser page
app.post('/solve', async (req, res) => {
    const { url } = req.body;

    if (!url) {
        return res.status(400).json({ 
            error: 'Missing required parameter: url' 
        });
    }

    let browser;
    const startTime = Date.now();

    try {
        browser = await puppeteer.launch({
            ignoreHTTPSErrors: true,
            headless: true,
            args: [
                '--window-size=1920,1080',
                '--disable-dev-shm-usage',
                '--no-sandbox',
                '--disable-setuid-sandbox',
                '--disable-web-security',
                '--disable-features=site-per-process',
                '--disable-blink-features=AutomationControlled',
                '--disable-gpu'
            ],
        });

        const [page] = await browser.pages();
        
        await page.goto(url, {
            waitUntil: 'networkidle2',
            timeout: 60000
        });

        await page.setDefaultNavigationTimeout(0);

        // Solve hCaptcha
        await hcaptcha(page);

        // Get token dari page
        const token = await page.evaluate(() => {
            const textarea = document.querySelector('[name="h-captcha-response"]');
            return textarea ? textarea.value : null;
        });

        const endTime = Date.now();
        const duration = ((endTime - startTime) / 1000).toFixed(2);

        await browser.close();

        res.json({ 
            success: true, 
            token: token,
            duration: `${duration} seconds`,
            message: 'hCaptcha solved successfully'
        });

    } catch (error) {
        if (browser) {
            await browser.close();
        }
        console.error('Error solving captcha:', error);
        
        const endTime = Date.now();
        const duration = ((endTime - startTime) / 1000).toFixed(2);
        
        res.status(500).json({ 
            success: false, 
            error: error.message,
            duration: `${duration} seconds`
        });
    }
});

// Endpoint untuk get token only (lebih cepat)
app.post('/solve-token', async (req, res) => {
    const { url } = req.body;

    if (!url) {
        return res.status(400).json({ 
            error: 'Missing required parameter: url' 
        });
    }

    const startTime = Date.now();

    try {
        // Metode ini lebih cepat karena langsung return token
        const token = await hcaptchaToken(url);

        const endTime = Date.now();
        const duration = ((endTime - startTime) / 1000).toFixed(2);

        res.json({ 
            success: true, 
            token: token,
            duration: `${duration} seconds`,
            message: 'hCaptcha token retrieved successfully'
        });

    } catch (error) {
        console.error('Error getting token:', error);
        
        const endTime = Date.now();
        const duration = ((endTime - startTime) / 1000).toFixed(2);
        
        res.status(500).json({ 
            success: false, 
            error: error.message,
            duration: `${duration} seconds`
        });
    }
});

// Endpoint demo
app.get('/solve-demo', async (req, res) => {
    const startTime = Date.now();
    const demoUrl = "https://accounts.hcaptcha.com/demo?sitekey=4c672d35-0701-42b2-88c3-78380b0db560";

    try {
        const token = await hcaptchaToken(demoUrl);

        const endTime = Date.now();
        const duration = ((endTime - startTime) / 1000).toFixed(2);

        res.json({ 
            success: true, 
            token: token,
            duration: `${duration} seconds`,
            message: 'Demo hCaptcha solved successfully'
        });

    } catch (error) {
        console.error('Error solving demo captcha:', error);
        
        const endTime = Date.now();
        const duration = ((endTime - startTime) / 1000).toFixed(2);
        
        res.status(500).json({ 
            success: false, 
            error: error.message,
            duration: `${duration} seconds`
        });
    }
});

// Endpoint untuk solve dengan custom options
app.post('/solve-advanced', async (req, res) => {
    const { url, waitForNavigation = false, timeout = 60000 } = req.body;

    if (!url) {
        return res.status(400).json({ 
            error: 'Missing required parameter: url' 
        });
    }

    let browser;
    const startTime = Date.now();

    try {
        browser = await puppeteer.launch({
            ignoreHTTPSErrors: true,
            headless: true,
            args: [
                '--window-size=1920,1080',
                '--disable-dev-shm-usage',
                '--no-sandbox',
                '--disable-setuid-sandbox',
                '--disable-web-security',
                '--disable-features=site-per-process',
                '--disable-blink-features=AutomationControlled'
            ],
        });

        const [page] = await browser.pages();
        
        await page.goto(url, {
            waitUntil: 'networkidle2',
            timeout: timeout
        });

        await page.setDefaultNavigationTimeout(0);

        // Solve hCaptcha
        await hcaptcha(page);

        // Tunggu jika diminta
        if (waitForNavigation) {
            await page.waitForTimeout(2000);
        }

        // Get token
        const token = await page.evaluate(() => {
            const textarea = document.querySelector('[name="h-captcha-response"]');
            return textarea ? textarea.value : null;
        });

        const endTime = Date.now();
        const duration = ((endTime - startTime) / 1000).toFixed(2);

        await browser.close();

        res.json({ 
            success: true, 
            token: token,
            duration: `${duration} seconds`,
            message: 'hCaptcha solved successfully'
        });

    } catch (error) {
        if (browser) {
            await browser.close();
        }
        console.error('Error solving captcha:', error);
        
        const endTime = Date.now();
        const duration = ((endTime - startTime) / 1000).toFixed(2);
        
        res.status(500).json({ 
            success: false, 
            error: error.message,
            duration: `${duration} seconds`
        });
    }
});

const PORT = process.env.PORT || 7860;
app.listen(PORT, '0.0.0.0', () => {
    console.log(`🚀 Server running on port ${PORT}`);
    console.log(`📡 API ready at http://0.0.0.0:${PORT}`);
});