#!/usr/bin/env node

import { chromium } from 'playwright';

const VIEWPORTS = {
    desktop: { width: 1278, height: 800, name: 'Desktop (1278px)' },
    portraitMobile: { width: 375, height: 667, name: 'Portrait Mobile (375×667)' },
    landscapeMobile: { width: 667, height: 375, name: 'Landscape Mobile (667×375)' }
};

async function testViewport(browser, viewport) {
    const context = await browser.newContext({
        viewport,
        userAgent: viewport.width < 768 ? 'Mozilla/5.0 (iPhone; CPU iPhone OS 15_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.0 Mobile/15E148 Safari/604.1' : undefined,
        hasTouch: viewport.width < 768
    });
    const page = await context.newPage();

    await page.goto('http://localhost:1999/?lang=en&view=extended');
    await page.waitForLoadState('networkidle');

    const results = await page.evaluate(() => {
        // Page 1 - Left Sidebar
        const sidebarLeft = document.querySelector('.cv-sidebar-left');
        const accordionLeft = sidebarLeft?.querySelector('.sidebar-accordion');
        const accordionContentLeft = sidebarLeft?.querySelector('.sidebar-accordion-content');

        // Page 2 - Right Sidebar (scroll to it first)
        document.querySelector('.page-2')?.scrollIntoView();
        const sidebarRight = document.querySelector('.cv-sidebar-right');
        const accordionRight = sidebarRight?.querySelector('.sidebar-accordion');
        const accordionContentRight = sidebarRight?.querySelector('.sidebar-accordion-content');

        // Buttons
        const downloadBtn = document.querySelector('.download-btn');
        const printBtn = document.querySelector('.print-friendly-btn');
        const infoBtn = document.querySelector('.info-button');
        const backToTop = document.querySelector('.back-to-top');
        const themeSwitcher = document.querySelector('.color-theme-switcher');
        const backdrop = document.querySelector('.fixed-buttons-backdrop');

        const sidebarLeftRect = sidebarLeft?.getBoundingClientRect();
        const sidebarRightRect = sidebarRight?.getBoundingClientRect();

        return {
            viewport: {
                width: window.innerWidth,
                height: window.innerHeight,
                isPortrait: window.innerHeight > window.innerWidth,
                isLandscape: window.innerWidth > window.innerHeight
            },
            mediaQueries: {
                desktop: window.matchMedia('(min-width: 769px)').matches,
                mobile: window.matchMedia('(max-width: 768px)').matches,
                landscape: window.matchMedia('(max-width: 915px) and (orientation: landscape)').matches,
            },
            leftSidebar: {
                exists: !!sidebarLeft,
                visible: sidebarLeft && window.getComputedStyle(sidebarLeft).display !== 'none',
                height: sidebarLeftRect ? Math.round(sidebarLeftRect.height) : 0,
                accordionOpen: accordionLeft?.hasAttribute('open'),
                contentHeight: accordionContentLeft ? Math.round(accordionContentLeft.getBoundingClientRect().height) : 0,
            },
            rightSidebar: {
                exists: !!sidebarRight,
                visible: sidebarRight && window.getComputedStyle(sidebarRight).display !== 'none',
                height: sidebarRightRect ? Math.round(sidebarRightRect.height) : 0,
                accordionOpen: accordionRight?.hasAttribute('open'),
                contentHeight: accordionContentRight ? Math.round(accordionContentRight.getBoundingClientRect().height) : 0,
            },
            buttons: {
                downloadBtn: {
                    exists: !!downloadBtn,
                    visible: downloadBtn && window.getComputedStyle(downloadBtn).display !== 'none',
                    bottom: downloadBtn ? window.getComputedStyle(downloadBtn).bottom : 'N/A',
                    zIndex: downloadBtn ? window.getComputedStyle(downloadBtn).zIndex : 'N/A',
                },
                printBtn: {
                    exists: !!printBtn,
                    visible: printBtn && window.getComputedStyle(printBtn).display !== 'none',
                },
                infoBtn: {
                    exists: !!infoBtn,
                    visible: infoBtn && window.getComputedStyle(infoBtn).display !== 'none',
                },
                backToTop: {
                    exists: !!backToTop,
                    visible: backToTop && window.getComputedStyle(backToTop).display !== 'none',
                },
                themeSwitcher: {
                    exists: !!themeSwitcher,
                    visible: themeSwitcher && window.getComputedStyle(themeSwitcher).display !== 'none',
                    opacity: themeSwitcher ? window.getComputedStyle(themeSwitcher).opacity : 'N/A',
                },
                backdrop: {
                    exists: !!backdrop,
                    visible: backdrop && window.getComputedStyle(backdrop).display !== 'none',
                    height: backdrop ? window.getComputedStyle(backdrop).height : 'N/A',
                },
            }
        };
    });

    await page.screenshot({
        path: `tests/screenshots/comprehensive-${viewport.name.toLowerCase().replace(/[^a-z0-9]/g, '-')}.png`,
        fullPage: true
    });

    await context.close();
    return results;
}

(async () => {
    const browser = await chromium.launch({ headless: true });

    console.log('🧪 Comprehensive Multi-Viewport Test\n');
    console.log('Testing: Sidebars, Accordions, and Buttons\n');

    const allResults = {};
    const failures = [];

    for (const [key, viewport] of Object.entries(VIEWPORTS)) {
        console.log(`📱 Testing: ${viewport.name}`);
        console.log('='.repeat(50));

        const results = await testViewport(browser, viewport);
        allResults[key] = results;

        // Print results
        console.log(`\nViewport: ${results.viewport.width}×${results.viewport.height}`);
        console.log(`Orientation: ${results.viewport.isLandscape ? 'Landscape' : 'Portrait'}\n`);

        console.log('Left Sidebar:');
        console.log(`  • Exists: ${results.leftSidebar.exists ? '✅' : '❌'}`);
        console.log(`  • Visible: ${results.leftSidebar.visible ? '✅' : '❌'}`);
        console.log(`  • Height: ${results.leftSidebar.height}px`);
        console.log(`  • Accordion open: ${results.leftSidebar.accordionOpen ? '✅' : '❌'}`);
        console.log(`  • Content height: ${results.leftSidebar.contentHeight}px\n`);

        console.log('Right Sidebar:');
        console.log(`  • Exists: ${results.rightSidebar.exists ? '✅' : '❌'}`);
        console.log(`  • Visible: ${results.rightSidebar.visible ? '✅' : '❌'}`);
        console.log(`  • Height: ${results.rightSidebar.height}px`);
        console.log(`  • Accordion open: ${results.rightSidebar.accordionOpen ? '✅' : '❌'}`);
        console.log(`  • Content height: ${results.rightSidebar.contentHeight}px\n`);

        console.log('Buttons:');
        console.log(`  • Download button: ${results.buttons.downloadBtn.exists && results.buttons.downloadBtn.visible ? '✅' : '❌'}`);
        console.log(`  • Print button: ${results.buttons.printBtn.exists && results.buttons.printBtn.visible ? '✅' : '❌'}`);
        console.log(`  • Info button: ${results.buttons.infoBtn.exists && results.buttons.infoBtn.visible ? '✅' : '❌'}`);
        console.log(`  • Back to top: ${results.buttons.backToTop.exists && results.buttons.backToTop.visible ? '✅' : '❌'}`);
        console.log(`  • Theme switcher: ${results.buttons.themeSwitcher.exists && results.buttons.themeSwitcher.visible ? '✅' : '❌'}`);
        console.log(`  • Backdrop: ${results.buttons.backdrop.exists && results.buttons.backdrop.visible ? '✅' : '❌'}\n`);

        // Validation rules
        const issues = [];

        // Desktop: Sidebars should be open with content
        if (results.mediaQueries.desktop) {
            if (!results.leftSidebar.accordionOpen) issues.push('Desktop: Left sidebar accordion should be open');
            if (!results.rightSidebar.accordionOpen) issues.push('Desktop: Right sidebar accordion should be open');
            if (results.leftSidebar.contentHeight < 100) issues.push('Desktop: Left sidebar has no content');
            if (results.rightSidebar.contentHeight < 100) issues.push('Desktop: Right sidebar has no content');
        }

        // Landscape mobile: Sidebars should be open
        if (results.mediaQueries.landscape) {
            if (!results.leftSidebar.accordionOpen) issues.push('Landscape: Left sidebar accordion should be open');
            if (!results.rightSidebar.accordionOpen) issues.push('Landscape: Right sidebar accordion should be open');
            if (results.leftSidebar.contentHeight < 100) issues.push('Landscape: Left sidebar has no content');
        }

        // All viewports: Buttons should be visible
        if (!results.buttons.downloadBtn.visible) issues.push('Download button not visible');
        if (!results.buttons.printBtn.visible) issues.push('Print button not visible');
        if (!results.buttons.infoBtn.visible) issues.push('Info button not visible');
        // Note: Back to top button may not be visible on page load (only shows after scrolling)
        // This is expected behavior, so we don't flag it as an issue
        if (!results.buttons.themeSwitcher.visible) issues.push('Theme switcher not visible');

        // Mobile: Backdrop should be visible
        if (results.mediaQueries.mobile || results.mediaQueries.landscape) {
            if (!results.buttons.backdrop.visible) issues.push('Mobile: Button backdrop not visible');
        }

        if (issues.length > 0) {
            console.log('❌ ISSUES FOUND:');
            issues.forEach(issue => {
                console.log(`   - ${issue}`);
                failures.push(`${viewport.name}: ${issue}`);
            });
        } else {
            console.log('✅ All checks passed');
        }

        console.log('\n');
    }

    // Final summary
    console.log('='.repeat(50));
    console.log('FINAL SUMMARY\n');

    if (failures.length === 0) {
        console.log('✅ ALL VIEWPORTS PASSED ALL CHECKS\n');
    } else {
        console.log(`❌ ${failures.length} ISSUE(S) FOUND:\n`);
        failures.forEach((failure, i) => {
            console.log(`${i + 1}. ${failure}`);
        });
        console.log('');
    }

    await browser.close();
    process.exit(failures.length === 0 ? 0 : 1);
})();