multiwin/index.html at main · ymode/multiwin · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>YouTube Grid - Modern Multiscreen Player</title>
<meta name="viewport" content="width=device-width, initial-scale=1">

<style>
/* ─────────  Variables & Reset  ───────── */
:root {
  --primary: #FF0000;
  --primary-dark: #CC0000;
  --bg-main: #0f0f0f;
  --bg-secondary: #1a1a1a;
  --bg-card: #242424;
  --text-primary: #ffffff;
  --text-secondary: #aaaaaa;
  --border-color: #333333;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--bg-main);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ─────────  Header  ───────── */
header {
  background: linear-gradient(to bottom, var(--bg-secondary), transparent);
  padding: 2rem 1rem 3rem;
  position: relative;
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--primary), #ff4444);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: glow 3s ease-in-out infinite;
}

@keyframes glow {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.2); }
}

.subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

/* ─────────  Input Area  ───────── */
.input-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  gap: 1rem;
  position: relative;
}

.input-wrapper {
  flex: 1;
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  overflow: hidden;
}

.input-wrapper:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255, 0, 0, 0.1);
}

.input-wrapper::before {
  content: '🔗';
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  opacity: 0.5;
}

#urlInput {
  width: 100%;
  padding: 1rem 1rem 1rem 3rem;
  font-size: 1rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  outline: none;
}

#urlInput::placeholder {
  color: var(--text-secondary);
}

#addBtn {
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

#addBtn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

#addBtn:active {
  transform: translateY(0);
}

#addBtn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

#addBtn:active::after {
  width: 300px;
  height: 300px;
}

/* ─────────  Grid Layout  ───────── */
#grid {
  padding: 2rem;
  max-width: 1800px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─────────  Video Cards  ───────── */
.video-wrapper {
  --size: 1;
  grid-column: span var(--size);
  aspect-ratio: 16/9;
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  cursor: move;
  animation: slideIn 0.4s ease-out;
  border: 1px solid var(--border-color);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: scale(0.8) rotate(-5deg);
  }
  to {
    opacity: 1;
    transform: scale(1) rotate(0);
  }
}

.video-wrapper:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.video-wrapper.dragging {
  opacity: 0.5;
  transform: scale(0.95);
  cursor: grabbing;
}

.video-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ─────────  Video Controls  ───────── */
.controls {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  gap: 4px;
  padding: 8px;
  background: linear-gradient(to bottom right, rgba(0,0,0,0.8), rgba(0,0,0,0.4));
  border-radius: 0 var(--radius) 0 20px;
  opacity: 0;
  transform: translateY(-10px);
  transition: var(--transition);
}

.video-wrapper:hover .controls {
  opacity: 1;
  transform: translateY(0);
}

.ctrl {
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  font-size: 18px;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ctrl:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.ctrl:active {
  transform: scale(0.95);
}

.ctrl.close {
  background: rgba(255, 59, 48, 0.2);
}

.ctrl.close:hover {
  background: rgba(255, 59, 48, 0.4);
}

/* ─────────  Empty State  ───────── */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-secondary);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.empty-state h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.empty-state p {
  font-size: 1.1rem;
}

/* ─────────  Responsive  ───────── */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  .subtitle { font-size: 1rem; }
  .input-container { flex-direction: column; }
  #addBtn { width: 100%; }
  #grid {
    grid-template-columns: 1fr;
    padding: 1rem;
  }
}

/* ─────────  Loading Animation  ───────── */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  to { left: 100%; }
}
</style>
</head>

<body>
<header>
  <div class="header-content">
    <h1>YouTube Grid</h1>
    <p class="subtitle">Create your personalized multi-video viewing experience</p>
    <div class="input-container">
      <div class="input-wrapper">
        <input id="urlInput" type="text" placeholder="Paste any YouTube URL here..." autocomplete="off">
      </div>
      <button id="addBtn">Add Video</button>
    </div>
  </div>
</header>

<main id="grid">
  <div class="empty-state">
    <h2>🎬 No videos yet</h2>
    <p>Add YouTube URLs above to start watching</p>
  </div>
</main>

<script>
/* ─── Core Elements ─── */
const urlInput = document.getElementById('urlInput');
const addBtn = document.getElementById('addBtn');
const grid = document.getElementById('grid');
let draggedElement = null;

/* ─── YouTube URL Parser ─── */
function extractVideoId(url) {
  const patterns = [
    /^https?:\/\/youtu\.be\/([A-Za-z0-9_-]{11})/,
    /[?&]v=([A-Za-z0-9_-]{11})(?:&|$)/,
    /\/embed\/([A-Za-z0-9_-]{11})/,
    /\/shorts\/([A-Za-z0-9_-]{11})/,
    /^([A-Za-z0-9_-]{11})$/  // Just the ID
  ];

  for (const pattern of patterns) {
    const match = url.trim().match(pattern);
    if (match) return match[1];
  }
  return null;
}

/* ─── Remove Empty State ─── */
function removeEmptyState() {
  const emptyState = grid.querySelector('.empty-state');
  if (emptyState) {
    emptyState.style.animation = 'fadeOut 0.3s ease-out';
    setTimeout(() => emptyState.remove(), 300);
  }
}

/* ─── Video Creation ─── */
function addVideo() {
  const id = extractVideoId(urlInput.value);
  if (!id) {
    // Shake animation for invalid input
    urlInput.parentElement.style.animation = 'shake 0.3s';
    setTimeout(() => urlInput.parentElement.style.animation = '', 300);
    return;
  }

  removeEmptyState();

  // Create video container
  const wrap = document.createElement('div');
  wrap.className = 'video-wrapper';
  wrap.draggable = true;

  // Drag and drop handlers
  wrap.addEventListener('dragstart', handleDragStart);
  wrap.addEventListener('dragend', handleDragEnd);
  wrap.addEventListener('dragover', handleDragOver);
  wrap.addEventListener('drop', handleDrop);

  // Control buttons
  const controls = document.createElement('div');
  controls.className = 'controls';

  const buttons = [
    { icon: '−', class: 'ctrl', action: () => adjustSize(wrap, -1) },
    { icon: '+', class: 'ctrl', action: () => adjustSize(wrap, 1) },
    { icon: '⛶', class: 'ctrl', action: () => toggleFullscreen(wrap) },
    { icon: '✕', class: 'ctrl close', action: () => removeVideo(wrap) }
  ];

  buttons.forEach(({ icon, class: className, action }) => {
    const btn = document.createElement('button');
    btn.className = className;
    btn.textContent = icon;
    btn.onclick = action;
    controls.appendChild(btn);
  });

  // YouTube iframe
  const iframe = document.createElement('iframe');
  iframe.src = `https://www.youtube.com/embed/${id}?autoplay=1&mute=1&rel=0&modestbranding=1`;
  iframe.allow = 'accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture';
  iframe.allowFullscreen = true;

  wrap.appendChild(controls);
  wrap.appendChild(iframe);
  grid.appendChild(wrap);

  // Clear input and refocus
  urlInput.value = '';
  urlInput.focus();

  // Success feedback
  addBtn.style.background = 'linear-gradient(135deg, #00C853, #00E676)';
  setTimeout(() => {
    addBtn.style.background = '';
  }, 500);
}

/* ─── Size Adjustment ─── */
function adjustSize(wrap, direction) {
  const currentSize = parseInt(wrap.style.getPropertyValue('--size') || 1);
  const newSize = Math.max(1, Math.min(3, currentSize + direction));
  wrap.style.setProperty('--size', newSize);
}

/* ─── Fullscreen ─── */
function toggleFullscreen(wrap) {
  if (!document.fullscreenElement) {
    wrap.requestFullscreen().catch(err => console.log(err));
  } else {
    document.exitFullscreen();
  }
}

/* ─── Remove Video ─── */
function removeVideo(wrap) {
  wrap.style.animation = 'slideOut 0.3s ease-out';
  setTimeout(() => {
    wrap.remove();
    if (grid.children.length === 0) {
      grid.innerHTML = `
        <div class="empty-state">
          <h2>🎬 No videos yet</h2>
          <p>Add YouTube URLs above to start watching</p>
        </div>
      `;
    }
  }, 300);
}

/* ─── Drag and Drop ─── */
function handleDragStart(e) {
  draggedElement = this;
  this.classList.add('dragging');
  e.dataTransfer.effectAllowed = 'move';
}

function handleDragEnd(e) {
  this.classList.remove('dragging');
  draggedElement = null;
}

function handleDragOver(e) {
  if (e.preventDefault) e.preventDefault();
  e.dataTransfer.dropEffect = 'move';

  const afterElement = getDragAfterElement(grid, e.clientY);
  if (afterElement == null) {
    grid.appendChild(draggedElement);
  } else {
    grid.insertBefore(draggedElement, afterElement);
  }
  return false;
}

function handleDrop(e) {
  if (e.stopPropagation) e.stopPropagation();
  return false;
}

function getDragAfterElement(container, y) {
  const draggableElements = [...container.querySelectorAll('.video-wrapper:not(.dragging)')];

  return draggableElements.reduce((closest, child) => {
    const box = child.getBoundingClientRect();
    const offset = y - box.top - box.height / 2;

    if (offset < 0 && offset > closest.offset) {
      return { offset: offset, element: child };
    } else {
      return closest;
    }
  }, { offset: Number.NEGATIVE_INFINITY }).element;
}

/* ─── Event Listeners ─── */
addBtn.addEventListener('click', addVideo);
urlInput.addEventListener('keydown', e => {
  if (e.key === 'Enter') addVideo();
});

/* ─── Shake Animation ─── */
const style = document.createElement('style');
style.textContent = `
  @keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
  }
  @keyframes slideOut {
    to {
      opacity: 0;
      transform: scale(0.8) rotate(5deg);
    }
  }
  @keyframes fadeOut {
    to { opacity: 0; transform: translateY(-20px); }
  }
`;
document.head.appendChild(style);

/* ─── Focus input on load ─── */
urlInput.focus();
</script>
</body>
</html>