import { BackgroundMessage, MessageType, PopupData } from '../types';

const popupView = document.getElementById('popup-view') as HTMLElement;
const blockedView = document.getElementById('blocked-view') as HTMLElement;

const protectionToggle = document.getElementById('protection-toggle') as HTMLElement;
const statusText = document.getElementById('status-text') as HTMLElement;
const accountStatus = document.getElementById('account-status') as HTMLElement;
const tierBadge = document.getElementById('tier-badge') as HTMLElement;
const threatsCount = document.getElementById('threats-count') as HTMLElement;
const urlsCount = document.getElementById('urls-count') as HTMLElement;
const lastThreat = document.getElementById('last-threat') as HTMLElement;
const threatDescription = document.getElementById('threat-description') as HTMLElement;
const blockingBadge = document.getElementById('blocking-badge') as HTMLElement;
const darkwatchBadge = document.getElementById('darkwatch-badge') as HTMLElement;
const realtimeBadge = document.getElementById('realtime-badge') as HTMLElement;

const reportBtn = document.getElementById('report-btn') as HTMLButtonElement;
const optionsBtn = document.getElementById('options-btn') as HTMLButtonElement;
const loginBtn = document.getElementById('login-btn') as HTMLButtonElement;
const continueBtn = document.getElementById('continue-btn') as HTMLButtonElement;
const backBtn = document.getElementById('back-btn') as HTMLButtonElement;

checkBlockedUrl();
loadPopupData();

function checkBlockedUrl(): void {
  const params = new URLSearchParams(window.location.search);
  const blockedUrl = params.get('blocked');
  if (blockedUrl) {
    popupView.classList.add('hidden');
    blockedView.classList.remove('hidden');
    document.getElementById('blocked-url')!.textContent = blockedUrl;

    continueBtn.onclick = () => {
      chrome.tabs.update({ url: blockedUrl });
    };
    backBtn.onclick = () => {
      chrome.tabs.goBack();
    };
  }
}

function loadPopupData(): void {
  chrome.runtime.sendMessage({ type: MessageType.GET_POPUP_DATA }, (response) => {
    const data = response as PopupData;
    updateUI(data);
  });
}

function updateUI(data: PopupData): void {
    statusText.textContent = data.protectionEnabled ? 'Active' : 'Paused';
    statusText.className = `status-value ${data.protectionEnabled ? 'safe' : 'warning'}`;
    protectionToggle.className = `toggle ${data.protectionEnabled ? 'active' : ''}`;

    accountStatus.textContent = data.isLoggedIn ? 'Connected' : 'Guest';
    accountStatus.className = `status-value ${data.isLoggedIn ? 'safe' : ''}`;

    const tier = data.tier || 'basic';
    tierBadge.textContent = tier.charAt(0).toUpperCase() + tier.slice(1);
    tierBadge.className = `tier-badge ${tier}`;

    threatsCount.textContent = data.threatsBlockedToday.toLocaleString();
    urlsCount.textContent = data.urlsCheckedToday.toLocaleString();

    if (data.lastThreat) {
      lastThreat.classList.remove('hidden');
      threatDescription.textContent = data.lastThreat.description;
    }

    if (data.tier === 'plus' || data.tier === 'premium') {
      blockingBadge.textContent = 'Active';
      blockingBadge.className = 'tier-badge plus';
    }

    if (data.tier === 'premium') {
      darkwatchBadge.textContent = 'Active';
      darkwatchBadge.className = 'tier-badge plus';
      realtimeBadge.textContent = 'Active';
      realtimeBadge.className = 'tier-badge premium';
    }
}

protectionToggle.addEventListener('click', () => {
  chrome.runtime.sendMessage({ type: MessageType.TOGGLE_PROTECTION }, (response) => {
    const enabled = (response as { enabled: boolean }).enabled;
    protectionToggle.className = `toggle ${enabled ? 'active' : ''}`;
    statusText.textContent = enabled ? 'Active' : 'Paused';
    statusText.className = `status-value ${enabled ? 'safe' : 'warning'}`;
  });
});

reportBtn.addEventListener('click', async () => {
  const [tab] = await chrome.tabs.query({ active: true, currentWindow: true });
  if (!tab?.url) return;

  const title = tab.title || 'Unknown Page';
  const success = await chrome.runtime.sendMessage({
    type: MessageType.REPORT_PHISHING,
    payload: {
      url: tab.url,
      pageTitle: title,
      tabId: tab.id,
      timestamp: Date.now(),
      reason: 'Manual report from popup',
      heuristics: {},
    },
  });

  reportBtn.textContent = (success as { success: boolean })?.success
    ? '✓ Reported'
    : '⚡ Report Phishing';
  setTimeout(() => { reportBtn.innerHTML = '<span>⚡</span> Report Phishing'; }, 2000);
});

optionsBtn.addEventListener('click', () => {
  chrome.tabs.create({ url: chrome.runtime.getURL('options.html') });
});

loginBtn.addEventListener('click', () => {
  chrome.tabs.create({ url: 'https://app.shieldai.com/auth/login?extension=true' });
});