#!/usr/bin/env node

import { chromium } from 'playwright';

const MOBILE_VIEWPORT = { width: 375, height: 667 }; // iPhone SE size

(async () => {
    const browser = await chromium.launch({ headless: true });
    const context = await browser.newContext({ viewport: MOBILE_VIEWPORT });
    const page = await context.newPage();

    try {
        console.log('🧪 Testing Mobile Accordion and Modal Centering\n');
        console.log(`📱 Mobile Viewport: ${MOBILE_VIEWPORT.width}x${MOBILE_VIEWPORT.height}`);

        // Navigate to extended view
        await page.goto('http://localhost:1999/?lang=en&view=extended');
        await page.waitForLoadState('networkidle');
        console.log('✅ Extended view loaded\n');

        // ===== TEST 1: SIDEBAR ACCORDION =====
        console.log('🔍 TEST 1: Sidebar Accordion Structure\n');

        // Check for accordion elements
        const accordionDetails = await page.locator('.sidebar-accordion').first();
        const accordionSummary = await page.locator('.sidebar-accordion-header').first();
        const accordionContent = await page.locator('.sidebar-accordion-content').first();

        const detailsCount = await page.locator('.sidebar-accordion').count();
        const summaryCount = await page.locator('.sidebar-accordion-header').count();
        const contentCount = await page.locator('.sidebar-accordion-content').count();

        console.log(`📊 Accordion Structure:`);
        console.log(`  • Details elements: ${detailsCount}`);
        console.log(`  • Summary elements: ${summaryCount}`);
        console.log(`  • Content elements: ${contentCount}`);

        // Check if accordion is initially closed (should be closed on mobile)
        const isOpen = await accordionDetails.evaluate(el => el.hasAttribute('open'));
        console.log(`  • Initially closed: ${!isOpen ? '✅ YES' : '❌ NO (should be closed)'}`);
        console.log(`  • Initially open: ${isOpen ? '❌ YES (should be closed)' : '✅ NO'}`);

        // Check if summary is visible on mobile
        const summaryDisplay = await accordionSummary.evaluate(el => {
            const style = window.getComputedStyle(el);
            return style.display;
        });
        console.log(`  • Summary display: ${summaryDisplay}`);
        console.log(`  • Summary visible: ${summaryDisplay !== 'none' ? '✅ YES' : '❌ NO'}`);

        // Check if content is initially hidden (since accordion starts closed)
        const initialContentHidden = await accordionContent.evaluate(el => {
            const style = window.getComputedStyle(el);
            return style.maxHeight === '0px' || style.opacity === '0';
        });
        console.log(`  • Content initially hidden: ${initialContentHidden ? '✅ YES' : '❌ NO'}`);

        // Test accordion toggle
        if (detailsCount > 0) {
            console.log('\n🖱️  Testing Accordion Toggle...');

            // Click to OPEN (since it starts closed)
            await accordionSummary.click();
            await page.waitForTimeout(500);

            const isOpenedAfterClick = await accordionDetails.evaluate(el => el.hasAttribute('open'));
            console.log(`  • Opened after click: ${isOpenedAfterClick ? '✅ YES' : '❌ NO'}`);

            // Check if content is now visible
            const contentVisible = await accordionContent.evaluate(el => {
                const style = window.getComputedStyle(el);
                return style.opacity === '1';
            });
            console.log(`  • Content visible: ${contentVisible ? '✅ YES' : '❌ NO'}`);

            // Click to close again
            await accordionSummary.click();
            await page.waitForTimeout(500);

            const isClosedAgain = await accordionDetails.evaluate(el => !el.hasAttribute('open'));
            console.log(`  • Closed after second click: ${isClosedAgain ? '✅ YES' : '❌ NO'}`);

            // Verify content is hidden again
            const contentHiddenAgain = await accordionContent.evaluate(el => {
                const style = window.getComputedStyle(el);
                return style.maxHeight === '0px' || style.opacity === '0';
            });
            console.log(`  • Content hidden again: ${contentHiddenAgain ? '✅ YES' : '❌ NO'}`);
        }

        // ===== TEST 2: MODAL CENTERING =====
        console.log('\n🔍 TEST 2: Modal Centering\n');

        // Open the PDF modal
        await page.click('#download-button');
        await page.waitForTimeout(500);

        const modal = await page.locator('#pdf-modal');
        const isModalOpen = await modal.evaluate(el => el.hasAttribute('open'));
        console.log(`📦 Modal Status:`);
        console.log(`  • Modal open: ${isModalOpen ? '✅ YES' : '❌ NO'}`);

        if (isModalOpen) {
            // Get modal bounding box
            const modalBox = await modal.boundingBox();

            console.log(`\n📐 Modal Position:`);
            console.log(`  • X position: ${modalBox.x.toFixed(2)}px`);
            console.log(`  • Y position: ${modalBox.y.toFixed(2)}px`);
            console.log(`  • Width: ${modalBox.width.toFixed(2)}px`);
            console.log(`  • Height: ${modalBox.height.toFixed(2)}px`);

            // Calculate centers
            const modalCenterX = modalBox.x + modalBox.width / 2;
            const modalCenterY = modalBox.y + modalBox.height / 2;
            const viewportCenterX = MOBILE_VIEWPORT.width / 2;
            const viewportCenterY = MOBILE_VIEWPORT.height / 2;

            console.log(`\n🎯 Centering Analysis:`);
            console.log(`  • Modal center X: ${modalCenterX.toFixed(2)}px`);
            console.log(`  • Viewport center X: ${viewportCenterX.toFixed(2)}px`);
            console.log(`  • Modal center Y: ${modalCenterY.toFixed(2)}px`);
            console.log(`  • Viewport center Y: ${viewportCenterY.toFixed(2)}px`);

            // Check if centered (10px tolerance)
            const horizontalOffset = Math.abs(modalCenterX - viewportCenterX);
            const verticalOffset = Math.abs(modalCenterY - viewportCenterY);
            const TOLERANCE = 10;

            console.log(`\n📏 Offset Analysis:`);
            console.log(`  • Horizontal offset: ${horizontalOffset.toFixed(2)}px`);
            console.log(`  • Vertical offset: ${verticalOffset.toFixed(2)}px`);
            console.log(`  • Tolerance: ${TOLERANCE}px`);

            const isHorizontallyCentered = horizontalOffset <= TOLERANCE;
            const isVerticallyCentered = verticalOffset <= TOLERANCE;

            console.log(`\n✅ Centering Results:`);
            console.log(`  • Horizontally centered: ${isHorizontallyCentered ? '✅ YES' : '❌ NO'}`);
            console.log(`  • Vertically centered: ${isVerticallyCentered ? '✅ YES' : '❌ NO'}`);

            // Get CSS properties
            const cssProps = await modal.evaluate(el => {
                const style = window.getComputedStyle(el);
                return {
                    position: style.position,
                    top: style.top,
                    left: style.left,
                    transform: style.transform
                };
            });

            console.log(`\n🎨 CSS Properties:`);
            console.log(`  • position: ${cssProps.position}`);
            console.log(`  • top: ${cssProps.top}`);
            console.log(`  • left: ${cssProps.left}`);
            console.log(`  • transform: ${cssProps.transform}`);

            // Overall test results
            console.log(`\n📊 OVERALL RESULTS:`);
            if (isHorizontallyCentered && isVerticallyCentered) {
                console.log('✅ Modal is PROPERLY CENTERED on mobile!');
            } else {
                console.log('❌ Modal is NOT centered on mobile');
                console.log(`   Needs adjustment: ${!isHorizontallyCentered ? 'horizontal' : ''} ${!isVerticallyCentered ? 'vertical' : ''}`);
            }
        }

        console.log('\n✅ Test completed successfully!\n');

    } catch (error) {
        console.error('❌ Test failed:', error.message);
        console.error(error.stack);
        process.exit(1);
    } finally {
        await browser.close();
    }
})();