import { describe, it, expect, beforeAll, afterAll } from 'vitest';
import puppeteer, { Browser, Page } from 'puppeteer';

describe('E2E Navigation & Content (MDX Architecture)', () => {
    let browser: Browser;
    let page: Page;

    const BASE_URL = 'http://localhost:3010';

    beforeAll(async () => {
        browser = await puppeteer.launch({
            headless: true,
            args: ['--no-sandbox', '--disable-setuid-sandbox']
        });
        page = await browser.newPage();
        await page.setViewport({ width: 1280, height: 800 });
    });

    afterAll(async () => {
        if (browser) {
            await browser.close();
        }
    });

    it('should load the homepage in German', async () => {
        const response = await page.goto(`${BASE_URL}/de`, { waitUntil: 'networkidle2' });
        expect(response?.status()).toBe(200);

        const bodyText = await page.evaluate(() => document.body.innerText);
        expect(bodyText).toContain('DIE EXPERTEN FÜR KABELTIEFBAU');
    });

    it('should load the "Über uns" page and show MDX content', async () => {
        await page.goto(`${BASE_URL}/de/ueber-uns`, { waitUntil: 'networkidle2' });
        const bodyText = await page.evaluate(() => document.body.innerText);
        expect(bodyText).toContain('Die E-TIB Gruppe steht für höchste Qualität');
        expect(bodyText).toContain('E-TIB Bohrtechnik GmbH');
    });

    it('should load the competencies page in English', async () => {
        await page.goto(`${BASE_URL}/en/competencies`, { waitUntil: 'networkidle2' });
        const bodyText = await page.evaluate(() => document.body.innerText);
        expect(bodyText).toContain('Drilling Technology (HDD)');
        expect(bodyText).toContain('horizontal directional drilling');
    });

    it('should load the careers page and show job listings', async () => {
        await page.goto(`${BASE_URL}/de/karriere`, { waitUntil: 'networkidle2' });
        const bodyText = await page.evaluate(() => document.body.innerText);
        expect(bodyText).toContain('Karriere bei E-TIB');
        expect(bodyText).toContain('Tiefbaufacharbeiter');
    });

    it('should verify the imprint, privacy and terms pages (MDX)', async () => {
        // Imprint
        await page.goto(`${BASE_URL}/de/impressum`, { waitUntil: 'networkidle2' });
        let bodyText = await page.evaluate(() => document.body.innerText);
        expect(bodyText).toContain('Angaben gemäß § 5 TMG');
        expect(bodyText).toContain('Danny Joseph');

        // Privacy
        await page.goto(`${BASE_URL}/en/privacy-policy`, { waitUntil: 'networkidle2' });
        bodyText = await page.evaluate(() => document.body.innerText);
        expect(bodyText).toContain('Privacy at a Glance');
        expect(bodyText).toContain('Umami Analytics');

        // Terms (AGB)
        await page.goto(`${BASE_URL}/de/agb`, { waitUntil: 'networkidle2' });
        bodyText = await page.evaluate(() => document.body.innerText);
        expect(bodyText).toContain('Allgemeine Geschäftsbedingungen');
        expect(bodyText).toContain('Geltungsbereich');
    });

    it('should verify blog listing and post loading', async () => {
        await page.goto(`${BASE_URL}/de/blog`, { waitUntil: 'networkidle2', timeout: 60000 });
        let bodyText = await page.evaluate(() => document.body.innerText);
        expect(bodyText).toContain('Moderne Verfahren im Kabelnetzbau');

        // Click on the first article (if found) or navigate directly
        await page.goto(`${BASE_URL}/de/blog/moderne-verfahren-kabeltiefbau`, { waitUntil: 'networkidle2', timeout: 60000 });
        bodyText = await page.evaluate(() => document.body.innerText);
        expect(bodyText).toContain('Horizontalspülbohrung (HDD)');
    });

    it('should handle non-existent routes with a 404', async () => {
        const response = await page.goto(`${BASE_URL}/de/irgendwas-falsches`, { waitUntil: 'networkidle2' });
        expect(response?.status()).toBe(404);
    });

    it('should verify contact form submission', async () => {
        await page.goto(`${BASE_URL}/de/kontakt`, { waitUntil: 'load', timeout: 120000 });
        
        // Fill out the form
        await page.type('input[name="name"]', 'Test User');
        await page.type('input[name="email"]', 'testing@mintel.me');
        await page.type('textarea[name="message"]', 'This is a test message from E2E suite.');
        
        // Submit the form
        await page.click('button[type="submit"]');
        
        // Wait for success indicator (using content as proxy for success state)
        await page.waitForNetworkIdle();
        const bodyText = await page.evaluate(() => document.body.innerText);
        
        // The form should show a success message
        expect(bodyText).toContain('Vielen Dank!');
    }, 120000);
});