#!/usr/bin/env bun
/**
 * MODALS TEST
 * ===========
 * Tests modal functionality and accessibility
 * - Info modal
 * - Shortcuts modal
 * - PDF modal
 * - Modal accessibility (ESC key, backdrop click)
 */

import { chromium } from 'playwright';

const URL = "http://localhost:1999";

async function testModals() {
  console.log('📋 MODALS TEST\n');
  console.log('='.repeat(70));

  const browser = await chromium.launch({ headless: false });
  const page = await browser.newPage({ viewport: { width: 1920, height: 1080 } });

  const errors = [];
  const testResults = [];

  page.on('console', msg => {
    if (msg.type() === 'error') {
      errors.push(msg.text());
      console.log(`❌ ERROR: ${msg.text}`);
    }
  });

  console.log("\n1️⃣  Loading page...");
  await page.goto(URL);
  await page.waitForTimeout(2000);

  // ========================================================================
  // TEST 1: Modal elements exist
  // ========================================================================
  console.log("\n2️⃣  Testing Modal Elements...");
  const modals = await page.evaluate(() => {
    const infoModal = document.querySelector('#info-modal, .info-modal, [data-modal="info"]');
    const shortcutsModal = document.querySelector('#shortcuts-modal, .shortcuts-modal, [data-modal="shortcuts"]');
    const pdfModal = document.querySelector('#pdf-modal, .pdf-modal, [data-modal="pdf"]');

    return {
      infoModal: !!infoModal,
      shortcutsModal: !!shortcutsModal,
      pdfModal: !!pdfModal,
      infoId: infoModal?.id || 'N/A',
      shortcutsId: shortcutsModal?.id || 'N/A',
      pdfId: pdfModal?.id || 'N/A'
    };
  });

  console.log(`   Info modal: ${modals.infoModal ? '✅' : '❌'} (${modals.infoId})`);
  console.log(`   Shortcuts modal: ${modals.shortcutsModal ? '✅' : '❌'} (${modals.shortcutsId})`);
  console.log(`   PDF modal: ${modals.pdfModal ? '✅' : '❌'} (${modals.pdfId})`);

  const modalCount = [modals.infoModal, modals.shortcutsModal, modals.pdfModal].filter(Boolean).length;
  console.log(`   ${modalCount > 0 ? '✅ PASS' : '❌ FAIL'} - ${modalCount} modal(s) found`);
  testResults.push({ test: 'Modal Elements Exist', passed: modalCount > 0 });

  // ========================================================================
  // TEST 2: Shortcuts modal (? key)
  // ========================================================================
  console.log("\n3️⃣  Testing Shortcuts Modal...");

  const shortcutsTest = await page.evaluate(async () => {
    const modal = document.querySelector('#shortcuts-modal, .shortcuts-modal, [data-modal="shortcuts"]');
    if (!modal) return { found: false };

    // Press '?' key
    const event = new KeyboardEvent('keydown', { key: '?', bubbles: true });
    document.body.dispatchEvent(event);

    await new Promise(r => setTimeout(r, 300));

    const isOpen = modal.hasAttribute('open') ||
                   modal.classList.contains('open') ||
                   window.getComputedStyle(modal).display !== 'none';

    return {
      found: true,
      opened: isOpen,
      hasOpenAttr: modal.hasAttribute('open')
    };
  });

  if (shortcutsTest.found) {
    console.log(`   Modal opened: ${shortcutsTest.opened ? '✅' : '❌'}`);
    console.log(`   ${shortcutsTest.opened ? '✅ PASS' : '❌ FAIL'} - Shortcuts modal opens with ? key`);
    testResults.push({ test: 'Shortcuts Modal Opens', passed: shortcutsTest.opened });

    // Close it
    if (shortcutsTest.opened) {
      await page.keyboard.press('Escape');
      await page.waitForTimeout(300);
    }
  } else {
    console.log(`   ⚠️  SKIP - Shortcuts modal not found`);
    testResults.push({ test: 'Shortcuts Modal Opens', passed: true });
  }

  // ========================================================================
  // TEST 3: Info modal (if button exists)
  // ========================================================================
  console.log("\n4️⃣  Testing Info Modal...");

  const infoButton = await page.$('[data-modal-trigger="info"], .info-btn, #info-btn');

  if (infoButton) {
    await infoButton.click();
    await page.waitForTimeout(500);

    const infoTest = await page.evaluate(() => {
      const modal = document.querySelector('#info-modal, .info-modal, [data-modal="info"]');
      if (!modal) return { found: false };

      const isOpen = modal.hasAttribute('open') ||
                     modal.classList.contains('open') ||
                     window.getComputedStyle(modal).display !== 'none';

      return { found: true, opened: isOpen };
    });

    console.log(`   Modal opened: ${infoTest.opened ? '✅' : '❌'}`);
    console.log(`   ${infoTest.opened ? '✅ PASS' : '❌ FAIL'} - Info modal opens`);
    testResults.push({ test: 'Info Modal Opens', passed: infoTest.opened });

    // Close it
    await page.keyboard.press('Escape');
    await page.waitForTimeout(300);
  } else {
    console.log(`   ⚠️  SKIP - Info modal trigger not found`);
    testResults.push({ test: 'Info Modal Opens', passed: true });
  }

  // ========================================================================
  // TEST 4: PDF modal (if button exists)
  // ========================================================================
  console.log("\n5️⃣  Testing PDF Modal...");

  const pdfButton = await page.$('[data-modal-trigger="pdf"], .pdf-btn, #pdf-btn, .download-pdf');

  if (pdfButton) {
    await pdfButton.click();
    await page.waitForTimeout(500);

    const pdfTest = await page.evaluate(() => {
      const modal = document.querySelector('#pdf-modal, .pdf-modal, [data-modal="pdf"]');
      if (!modal) return { found: false };

      const isOpen = modal.hasAttribute('open') ||
                     modal.classList.contains('open') ||
                     window.getComputedStyle(modal).display !== 'none';

      return { found: true, opened: isOpen };
    });

    console.log(`   Modal opened: ${pdfTest.opened ? '✅' : '❌'}`);
    console.log(`   ${pdfTest.opened ? '✅ PASS' : '❌ FAIL'} - PDF modal opens`);
    testResults.push({ test: 'PDF Modal Opens', passed: pdfTest.opened });

    // Close it
    await page.keyboard.press('Escape');
    await page.waitForTimeout(300);
  } else {
    console.log(`   ⚠️  SKIP - PDF modal trigger not found`);
    testResults.push({ test: 'PDF Modal Opens', passed: true });
  }

  // ========================================================================
  // TEST 5: ESC key closes modals
  // ========================================================================
  console.log("\n6️⃣  Testing ESC Key Closes Modals...");

  // Open shortcuts modal again
  await page.keyboard.press('?');
  await page.waitForTimeout(300);

  const beforeEsc = await page.evaluate(() => {
    const modal = document.querySelector('#shortcuts-modal, .shortcuts-modal, [data-modal="shortcuts"]');
    if (!modal) return { found: false };

    return {
      found: true,
      isOpen: modal.hasAttribute('open') || modal.classList.contains('open')
    };
  });

  if (beforeEsc.found && beforeEsc.isOpen) {
    // Press ESC
    await page.keyboard.press('Escape');
    await page.waitForTimeout(300);

    const afterEsc = await page.evaluate(() => {
      const modal = document.querySelector('#shortcuts-modal, .shortcuts-modal, [data-modal="shortcuts"]');
      return {
        isOpen: modal.hasAttribute('open') || modal.classList.contains('open')
      };
    });

    const escWorks = !afterEsc.isOpen;
    console.log(`   Modal closed: ${escWorks ? '✅' : '❌'}`);
    console.log(`   ${escWorks ? '✅ PASS' : '❌ FAIL'} - ESC key closes modal`);
    testResults.push({ test: 'ESC Key Closes Modal', passed: escWorks });
  } else {
    console.log(`   ⚠️  SKIP - Could not test ESC functionality`);
    testResults.push({ test: 'ESC Key Closes Modal', passed: true });
  }

  // ========================================================================
  // TEST 6: Modal accessibility attributes
  // ========================================================================
  console.log("\n7️⃣  Testing Modal Accessibility...");

  const a11yTest = await page.evaluate(() => {
    const modals = document.querySelectorAll('dialog, [role="dialog"], .modal');
    const results = [];

    modals.forEach(modal => {
      const hasRole = modal.getAttribute('role') === 'dialog' || modal.tagName === 'DIALOG';
      const hasAriaLabel = modal.hasAttribute('aria-label') || modal.hasAttribute('aria-labelledby');
      const hasAriaModal = modal.getAttribute('aria-modal') === 'true' || modal.tagName === 'DIALOG';

      results.push({
        id: modal.id || 'no-id',
        hasRole,
        hasAriaLabel,
        hasAriaModal,
        score: [hasRole, hasAriaLabel, hasAriaModal].filter(Boolean).length
      });
    });

    return {
      modalCount: results.length,
      results,
      averageScore: results.length > 0 ? results.reduce((sum, r) => sum + r.score, 0) / results.length : 0
    };
  });

  console.log(`   Modals checked: ${a11yTest.modalCount}`);
  a11yTest.results.forEach(r => {
    console.log(`   - ${r.id}: ${r.score}/3 (role:${r.hasRole?'✅':'❌'} label:${r.hasAriaLabel?'✅':'❌'} modal:${r.hasAriaModal?'✅':'❌'})`);
  });

  const a11yPassed = a11yTest.averageScore >= 2;
  console.log(`   ${a11yPassed ? '✅ PASS' : '⚠️  INFO'} - Accessibility (avg score: ${a11yTest.averageScore.toFixed(1)}/3)`);
  testResults.push({ test: 'Modal Accessibility', passed: true }); // Info only

  // ========================================================================
  // FINAL SUMMARY
  // ========================================================================
  console.log("\n" + "=".repeat(70));
  console.log("📊 TEST SUMMARY\n");

  const totalTests = testResults.length;
  const passedTests = testResults.filter(r => r.passed).length;
  const failedTests = totalTests - passedTests;

  testResults.forEach(result => {
    console.log(`   ${result.passed ? '✅' : '❌'} ${result.test}`);
  });

  console.log(`\n   Total: ${passedTests}/${totalTests} tests passed`);

  if (errors.length === 0) {
    console.log("\n✅ NO CONSOLE ERRORS");
  } else {
    console.log(`\n⚠️  ${errors.length} CONSOLE ERRORS`);
  }

  console.log("=".repeat(70) + "\n");

  if (failedTests === 0) {
    console.log("🎉 MODAL FUNCTIONALITY VALIDATED!");
  } else {
    console.log("⚠️  SOME TESTS FAILED - See details above");
  }

  console.log("\nBrowser will stay open for manual inspection.");
  console.log("Press Ctrl+C when done.\n");

  await new Promise(() => {}); // Keep browser open
}

await testModals();