<header>
  <h2 class="title">Drag Events: Перетягування завдань</h2>
  <p class="description">Демонстрація переміщення завдань між списками за допомогою Drag Events</p>
</header>
<main>
  <div class="result">
    <div class="tasks-container">
      <h3>Завдання</h3>
      <ul id="task-list">
        <li class="task-item" draggable="true">Завдання 1</li>
        <li class="task-item" draggable="true">Завдання 2</li>
        <li class="task-item" draggable="true">Завдання 3</li>
      </ul>
    </div>
    <div class="completed-container">
      <h3>Завершено</h3>
      <ul id="completed-list" class="drop-zone"></ul>
      <button id="clear-completed">Очистити завершені</button>
    </div>
  </div>
</main>
body {
  font-size: 16px;
  line-height: 1.5;
  font-family: monospace;
}

header {
  background-color: #f1f1f1;
  margin-bottom: 25px;
  padding: 15px;
  box-shadow: 0px 0px 3px 0px rgba(118, 118, 118, 1);
}

header h2.title {
  padding-bottom: 15px;
  border-bottom: 1px solid #999;
}

header p.description {
  font-style: italic;
  color: #222;
}

.result {
  display: flex;
  justify-content: space-around;
  background-color: #f8f8f8;
  padding: 15px;
  box-shadow: 0px 0px 3px 0px rgba(118, 118, 118, 1);
}

.tasks-container, .completed-container {
  width: 45%;
}

h3 {
  text-align: center;
}

ul {
  list-style: none;
  padding: 0;
}

.task-item {
  padding: 10px;
  margin: 5px 0;
  background-color: #e0e0e0;
  cursor: grab;
  border-radius: 4px;
}

.task-item.dragging {
  opacity: 0.5;
}

.drop-zone {
  min-height: 100px;
  background-color: #f0f0f0;
  border: 2px dashed #ccc;
  border-radius: 4px;
  padding: 10px;
}

button {
  display: block;
  margin: 10px auto;
  padding: 8px 16px;
  background-color: #007bff;
  color: white;
  border: none;
  cursor: pointer;
  border-radius: 4px;
}
document.querySelectorAll('.task-item').forEach(item => {
  item.addEventListener('dragstart', (event) => {
    event.target.classList.add('dragging');
    event.dataTransfer.setData('text/plain', event.target.innerText);
  });

  item.addEventListener('dragend', (event) => {
    event.target.classList.remove('dragging');
  });
});

const completedList = document.getElementById('completed-list');

completedList.addEventListener('dragover', (event) => {
  event.preventDefault();
});

completedList.addEventListener('drop', (event) => {
  event.preventDefault();
  const taskText = event.dataTransfer.getData('text/plain');
  if (taskText) {
    const newItem = document.createElement('li');
    newItem.innerText = taskText;
    newItem.classList.add('task-item');
    completedList.appendChild(newItem);
  }
});

document.getElementById('clear-completed').addEventListener('click', () => {
  completedList.innerHTML = '';
});

External CSS

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External JavaScript

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