blog/src/components/Copy.astro

---
import { Copy as CopyIcon } from '@images/components'

type Props = {
  text: string
}

const { text } = Astro.props as Props
---

<button-copy>
  <button class="button" title="Copy to clipboard" data-text={text}>
    <CopyIcon />
  </button>
</button-copy>

<script>
  class ButtonCopy extends HTMLElement {
    constructor() {
      super()
      const button = this.querySelector('button')
      const text = button?.dataset.text

      button?.addEventListener('click', () => {
        if (text && navigator?.clipboard) {
          navigator.clipboard.writeText(text)
          button?.classList.add('copied')
        }
      })
    }
  }

  customElements.define('button-copy', ButtonCopy)
</script>

<style>
  .button {
    padding: calc(var(--spacer) / 3);
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    display: flex;
    align-items: center;
  }

  .button svg {
    stroke: var(--text-color-light);
    transition: 0.15s ease-out;
  }

  .copied {
    background: green;
  }

  .copied svg {
    stroke: var(--text-color-dimmed);
  }

  .button:hover svg {
    stroke: var(--text-color-dimmed);
  }
</style>