#!/usr/bin/env bun
/**
 * CV ASSISTANT MASCOT TEST
 * =========================
 * Tests the AI chat mascot: UI, chips, navigation links, help modal,
 * Gemini responses, cross-section intelligence, and bilingual support.
 */

import { chromium } from 'playwright';

const URL = "http://localhost:1999";
const CHAT_TIMEOUT = 20000;

async function testChatMascot() {
  console.log('🤖 CV ASSISTANT MASCOT TEST\n');
  console.log('='.repeat(70));

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

  const errors = [];
  let passed = 0;
  let failed = 0;
  const results = [];

  function record(name, ok, detail = '') {
    results.push({ name, ok });
    ok ? passed++ : failed++;
    console.log(`   ${ok ? '✅' : '❌'} ${name}${detail ? ' — ' + detail : ''}`);
  }

  page.on('console', msg => {
    if (msg.type() === 'error') errors.push(msg.text());
  });

  // ======================================================================
  console.log("\n📋 Loading page...");
  await page.goto(`${URL}/?lang=en`);
  await page.waitForTimeout(2000);

  // ======================================================================
  // 1. BUTTON
  // ======================================================================
  console.log("\n1️⃣  Mascot Button");

  record('Button visible', await page.locator('#chat-toggle-btn').isVisible());
  record('Robot icon visible', await page.locator('.chat-icon-open').isVisible());
  record('Close icon hidden', await page.locator('.chat-icon-close').isHidden());

  const btnBox = await page.locator('#chat-toggle-btn').boundingBox();
  record('Button on right side', btnBox && btnBox.x > 1800, `x=${btnBox?.x}`);

  // ======================================================================
  // 2. PANEL TOGGLE
  // ======================================================================
  console.log("\n2️⃣  Panel Toggle");

  record('Panel hidden initially', await page.locator('#chat-panel').isHidden());

  await page.click('#chat-toggle-btn');
  await page.waitForTimeout(500);
  record('Panel opens on click', await page.locator('#chat-panel.chat-open').isVisible());
  record('Button has mascot-active', (await page.locator('#chat-toggle-btn.mascot-active').count()) > 0);

  await page.click('#chat-toggle-btn');
  await page.waitForTimeout(300);
  record('Panel closes on second click', await page.locator('#chat-panel').isHidden());

  await page.click('#chat-toggle-btn');
  await page.waitForTimeout(300);

  // ======================================================================
  // 3. HELP MODAL
  // ======================================================================
  console.log("\n3️⃣  Help Modal");

  record('Help button (?) visible', await page.locator('button[command="show-modal"][commandfor="chat-help-modal"]').isVisible());

  await page.click('button[command="show-modal"][commandfor="chat-help-modal"]');
  await page.waitForTimeout(500);
  const modalOpen = await page.locator('#chat-help-modal').evaluate(el => el.open);
  record('Help modal opens', modalOpen);

  const accordionCount = await page.locator('.chat-help-group').count();
  record('5 accordion sections', accordionCount === 5, `found ${accordionCount}`);

  const firstOpen = await page.locator('.chat-help-group[open]').count();
  record('First section expanded by default', firstOpen >= 1);

  const questionCount = await page.locator('.chat-help-q').count();
  record('18+ clickable questions', questionCount >= 18, `found ${questionCount}`);

  // Close modal
  await page.locator('#chat-help-modal .info-modal-close').click();
  await page.waitForTimeout(300);

  // ======================================================================
  // 4. WELCOME MESSAGE
  // ======================================================================
  console.log("\n4️⃣  Welcome Message");

  const welcome = await page.locator('#chat-messages .chat-row-bot .chat-msg').first().textContent();
  record('Welcome message present', welcome.includes('Ask me anything') || welcome.includes('Pregúntame'));

  // ======================================================================
  // 5. CHIPS
  // ======================================================================
  console.log("\n5️⃣  Suggested Chips");

  const chipCount = await page.locator('.chat-chip').count();
  record('5 chips exist', chipCount === 5, `found ${chipCount}`);

  // ======================================================================
  // 6. CHIP CLICK → GEMINI RESPONSE
  // ======================================================================
  console.log("\n6️⃣  Chip Click → Response");

  const msgsBefore = await page.locator('#chat-messages .chat-row').count();
  await page.locator('.chat-chip').first().click();

  // Wait for response
  await page.waitForFunction(
    (before) => document.querySelectorAll('#chat-messages .chat-row').length > before + 1,
    msgsBefore,
    { timeout: CHAT_TIMEOUT }
  );

  const userMsg = await page.locator('#chat-messages .chat-row-user .chat-msg').last().textContent();
  record('User message appears', userMsg.length > 5, userMsg.substring(0, 40));

  const agentMsg = await page.locator('#chat-messages .chat-row-bot .chat-msg').last().textContent();
  record('Agent response appears', agentMsg.length > 30, `${agentMsg.substring(0, 50)}...`);

  // ======================================================================
  // 6b. BUBBLE RENDERING — user and bot bubbles must have proper dimensions
  // ======================================================================
  console.log("\n6️⃣b Bubble Rendering");

  // Scroll to make last user bubble visible
  await page.locator('#chat-messages .chat-row-user').last().scrollIntoViewIfNeeded();
  await page.waitForTimeout(200);

  const lastUserBubble = page.locator('#chat-messages .chat-row-user .chat-msg').last();
  const userBubbleBox = await lastUserBubble.boundingBox();
  record('User bubble width > 80px', userBubbleBox && userBubbleBox.width > 80,
    `${Math.round(userBubbleBox?.width || 0)}px`);
  record('User bubble height > 15px', userBubbleBox && userBubbleBox.height > 15,
    `${Math.round(userBubbleBox?.height || 0)}px`);

  const lastBotBubble = page.locator('#chat-messages .chat-row-bot .chat-msg').last();
  await lastBotBubble.scrollIntoViewIfNeeded();
  await page.waitForTimeout(200);
  const botBubbleBox = await lastBotBubble.boundingBox();
  record('Bot bubble width > 100px', botBubbleBox && botBubbleBox.width > 100,
    `${Math.round(botBubbleBox?.width || 0)}px`);
  record('Bot bubble height > 15px', botBubbleBox && botBubbleBox.height > 15,
    `${Math.round(botBubbleBox?.height || 0)}px`);

  // User bubble must be ABOVE bot response — use DOM offsets (scroll-independent)
  const noOverlap = await page.evaluate(() => {
    const userRows = document.querySelectorAll('#chat-messages .chat-row-user');
    const botRows = document.querySelectorAll('#chat-messages .chat-row-bot');
    const lastUser = userRows[userRows.length - 1];
    const lastBot = botRows[botRows.length - 1];
    if (!lastUser || !lastBot) return { ok: false, detail: 'elements not found' };
    const userBottom = lastUser.offsetTop + lastUser.offsetHeight;
    const botTop = lastBot.offsetTop;
    return { ok: userBottom <= botTop, detail: 'user ends=' + userBottom + ', bot starts=' + botTop };
  });
  record('Bubbles don\'t overlap vertically', noOverlap.ok, noOverlap.detail);

  // ======================================================================
  // 7. NAVIGATION LINKS IN RESPONSE
  // ======================================================================
  console.log("\n7️⃣  Navigation Links");

  const navLinkCount = await page.locator('#chat-messages .chat-nav-link').count();
  record('Response has navigation links', navLinkCount > 0, `found ${navLinkCount}`);

  if (navLinkCount > 0) {
    const firstLinkHref = await page.locator('#chat-messages .chat-nav-link').first().getAttribute('href');
    record('Links have anchor hrefs', firstLinkHref && firstLinkHref.startsWith('#'), firstLinkHref);
  }

  // ======================================================================
  // 8. TYPED QUESTION
  // ======================================================================
  console.log("\n8️⃣  Typed Question");

  const msgsBeforeType = await page.locator('#chat-messages .chat-row-user .chat-msg').count();
  await page.fill('#chat-input', 'What certifications does he have?');
  await page.click('.chat-send-btn');

  await page.waitForFunction(
    (count) => document.querySelectorAll('#chat-messages .chat-row-user .chat-msg').length > count,
    msgsBeforeType,
    { timeout: CHAT_TIMEOUT }
  );

  const typedMsg = await page.locator('#chat-messages .chat-row-user .chat-msg').last().textContent();
  record('Typed message appears', typedMsg.includes('certifications'));

  const certResponse = await page.locator('#chat-messages .chat-row-bot .chat-msg').last().textContent();
  record('Certifications response', certResponse.toLowerCase().includes('sap') || certResponse.toLowerCase().includes('certif'));

  // ======================================================================
  // 9. INPUT CLEARS
  // ======================================================================
  console.log("\n9️⃣  Input Clear");

  const inputVal = await page.locator('#chat-input').inputValue();
  record('Input cleared after submit', inputVal === '');

  // ======================================================================
  // 10. SESSION PERSISTENCE
  // ======================================================================
  console.log("\n🔟 Session");

  const sessionId = await page.locator('#chat-session-id').inputValue();
  record('Session ID set', sessionId.length > 10, sessionId.substring(0, 20));

  // ======================================================================
  // 11. CROSS-SECTION INTELLIGENCE (Go)
  // ======================================================================
  console.log("\n1️⃣1️⃣ Intelligence: Go cross-section");

  await page.fill('#chat-input', 'What is Juan\'s experience with Go?');
  await page.click('.chat-send-btn');

  const agentsBefore11 = await page.locator('#chat-messages .chat-row-bot .chat-msg').count();
  await page.waitForFunction(
    (c) => document.querySelectorAll('#chat-messages .chat-row-bot .chat-msg').length > c,
    agentsBefore11,
    { timeout: CHAT_TIMEOUT }
  );

  const goResp = (await page.locator('#chat-messages .chat-row-bot .chat-msg').last().textContent()).toLowerCase();
  record('Go: finds projects', goResp.includes('immich') || goResp.includes('cmux'));
  record('Go: finds skills', goResp.includes('skill') || goResp.includes('proficiency') || goResp.includes('programming'));

  // ======================================================================
  // 12. CROSS-SECTION INTELLIGENCE (Java)
  // ======================================================================
  console.log("\n1️⃣2️⃣ Intelligence: Java cross-section");

  await page.fill('#chat-input', 'What Java experience does he have?');
  await page.click('.chat-send-btn');

  const agentsBefore12 = await page.locator('#chat-messages .chat-row-bot .chat-msg').count();
  await page.waitForFunction(
    (c) => document.querySelectorAll('#chat-messages .chat-row-bot .chat-msg').length > c,
    agentsBefore12,
    { timeout: CHAT_TIMEOUT }
  );

  const javaResp = (await page.locator('#chat-messages .chat-row-bot .chat-msg').last().textContent()).toLowerCase();
  record('Java: finds Insa', javaResp.includes('insa'));
  record('Java: finds multiple companies', javaResp.includes('homeria') || javaResp.includes('webratio') || javaResp.includes('penta'));

  // ======================================================================
  // 13. COMPANIES LIST
  // ======================================================================
  console.log("\n1️⃣3️⃣ Intelligence: Companies");

  await page.fill('#chat-input', 'List all companies he worked at');
  await page.click('.chat-send-btn');

  const agentsBefore13 = await page.locator('#chat-messages .chat-row-bot .chat-msg').count();
  await page.waitForFunction(
    (c) => document.querySelectorAll('#chat-messages .chat-row-bot .chat-msg').length > c,
    agentsBefore13,
    { timeout: CHAT_TIMEOUT }
  );

  const compResp = (await page.locator('#chat-messages .chat-row-bot .chat-msg').last().textContent()).toLowerCase();
  record('Lists Olympic', compResp.includes('olympic'));
  record('Lists SAP', compResp.includes('sap'));
  record('Lists Insa', compResp.includes('insa'));

  // ======================================================================
  // 14. NAVIGATION LINK CLICK (scroll + highlight)
  // ======================================================================
  console.log("\n1️⃣4️⃣ Navigation Link Click");

  const navLinks = page.locator('#chat-messages .chat-nav-link');
  const navCount = await navLinks.count();
  if (navCount > 0) {
    await navLinks.first().click();
    await page.waitForTimeout(1000);
    // Panel should close after nav click
    const panelAfterNav = await page.locator('#chat-panel.chat-open').count();
    record('Panel closes after nav click', panelAfterNav === 0);

    // Check highlight exists somewhere
    const highlighted = await page.locator('.chat-highlight').count();
    record('Target element highlighted', highlighted > 0);

    // Reopen chat for remaining tests
    await page.click('#chat-toggle-btn');
    await page.waitForTimeout(300);
  } else {
    record('Navigation link click (no links)', false, 'no nav links found');
    record('Target highlight (skipped)', false);
  }

  // ======================================================================
  // 15. SPANISH LANGUAGE
  // ======================================================================
  console.log("\n1️⃣5️⃣ Spanish Language");

  await page.click('#chat-toggle-btn'); // close
  await page.waitForTimeout(200);
  await page.goto(`${URL}/?lang=es`);
  await page.waitForTimeout(2000);
  await page.click('#chat-toggle-btn');
  await page.waitForTimeout(500);

  const esHeader = await page.locator('.chat-header span').textContent();
  record('Spanish header', esHeader.includes('Asistente'));

  const esChip = await page.locator('.chat-chip').first().textContent();
  record('Spanish chips', esChip.includes('Go') || esChip.includes('Proyectos'));

  const esWelcome = await page.locator('#chat-messages .chat-row-bot .chat-msg').first().textContent();
  record('Spanish welcome', esWelcome.includes('Pregúntame'));

  // ======================================================================
  // 16. SPANISH RESPONSE
  // ======================================================================
  console.log("\n1️⃣6️⃣ Spanish Intelligence");

  await page.fill('#chat-input', '¿Cuántos años de experiencia tiene?');
  await page.click('.chat-send-btn');

  const agentsBefore16 = await page.locator('#chat-messages .chat-row-bot .chat-msg').count();
  await page.waitForFunction(
    (c) => document.querySelectorAll('#chat-messages .chat-row-bot .chat-msg').length > c,
    agentsBefore16,
    { timeout: CHAT_TIMEOUT }
  );

  const esResp = await page.locator('#chat-messages .chat-row-bot .chat-msg').last().textContent();
  record('Responds in Spanish', esResp.includes('años') || esResp.includes('experiencia'));
  record('Reports 21 years', esResp.includes('21'));

  // ======================================================================
  // 17. RESPONSE TIME
  // ======================================================================
  console.log("\n1️⃣7️⃣ Response Time");

  // Go back to English for timing test
  await page.click('#chat-toggle-btn');
  await page.goto(`${URL}/?lang=en`);
  await page.waitForTimeout(2000);
  await page.click('#chat-toggle-btn');
  await page.waitForTimeout(300);

  const startTime = Date.now();
  await page.fill('#chat-input', 'How many years of experience?');
  await page.click('.chat-send-btn');

  const agentsBefore17 = await page.locator('#chat-messages .chat-row-bot .chat-msg').count();
  await page.waitForFunction(
    (c) => document.querySelectorAll('#chat-messages .chat-row-bot .chat-msg').length > c,
    agentsBefore17,
    { timeout: CHAT_TIMEOUT }
  );
  const responseTime = Date.now() - startTime;
  record('Response under 10 seconds', responseTime < 10000, `${(responseTime / 1000).toFixed(1)}s`);

  // ======================================================================
  // 18. ERROR-FREE
  // ======================================================================
  console.log("\n1️⃣8️⃣ Console Errors");

  const chatErrors = errors.filter(e => e.includes('chat') || e.includes('htmx'));
  record('No chat console errors', chatErrors.length === 0,
    chatErrors.length > 0 ? chatErrors.join('; ') : 'clean');

  // ======================================================================
  // SUMMARY
  // ======================================================================
  console.log('\n' + '='.repeat(70));
  console.log(`\n📊 RESULTS: ${passed} passed, ${failed} failed (${results.length} total)\n`);

  if (failed > 0) {
    console.log('❌ FAILED:');
    results.filter(r => !r.ok).forEach(r => console.log(`   • ${r.name}`));
    console.log('');
  }

  await browser.close();
  console.log(failed === 0 ? '✅ ALL TESTS PASSED!' : '❌ SOME TESTS FAILED');
  process.exit(failed > 0 ? 1 : 0);
}

testChatMascot().catch(err => {
  console.error('💥 Crash:', err.message);
  process.exit(1);
});