// Auto-scroll script for Home Assistant dashboard
// Inject this into the browser console or use as a browser_mod service

(function() {
  'use strict';
  
  console.log('Auto-scroll script starting...');
  
  // Get all cards
  const cards = Array.from(document.querySelectorAll('ha-card'));
  console.log(`Found ${cards.length} cards`);
  
  if (cards.length === 0) {
    console.error('No cards found!');
    return;
  }
  
  // Ensure each card takes full viewport height
  cards.forEach((card, index) => {
    card.style.minHeight = window.innerHeight + 'px';
    card.style.scrollMarginTop = '0px';
    console.log(`Card ${index + 1}: Set min-height to ${window.innerHeight}px`);
  });
  
  // Scroll to first card
  window.scrollTo({ top: 0, behavior: 'smooth' });
  
  let currentIndex = 0;
  
  // Function to scroll to next card
  function scrollToNext() {
    currentIndex = (currentIndex + 1) % cards.length;
    const targetCard = cards[currentIndex];
    
    if (targetCard) {
      targetCard.scrollIntoView({ 
        behavior: 'smooth', 
        block: 'start',
        inline: 'nearest'
      });
      console.log(`Scrolled to card ${currentIndex + 1} of ${cards.length}`);
    }
  }
  
  // Start auto-scrolling every 5 seconds
  const intervalId = setInterval(scrollToNext, 5000);
  console.log('Auto-scroll enabled: scrolling every 5 seconds');
  
  // Cleanup function (optional)
  window.stopAutoScroll = function() {
    clearInterval(intervalId);
    console.log('Auto-scroll stopped');
  };
  
  // Also handle page visibility changes
  document.addEventListener('visibilitychange', function() {
    if (document.hidden) {
      console.log('Page hidden, pausing auto-scroll');
    } else {
      console.log('Page visible, resuming auto-scroll');
    }
  });
  
})();