archtika/web-app/src/lib/components/WebsiteEditor.svelte

<script lang="ts">
  import type { Snippet } from "svelte";
  import { md } from "$lib/utils";

  const {
    id,
    title,
    children,
    fullPreview = false,
    previewContent,
    previewScrollTop = 0
  } = $props<{
    id: string;
    title: string;
    children: Snippet;
    fullPreview?: boolean;
    previewContent: string;
    previewScrollTop?: number;
  }>();

  let previewElement: HTMLDivElement;

  $effect(() => {
    const scrollHeight = previewElement.scrollHeight - previewElement.clientHeight;
    previewElement.scrollTop = (previewScrollTop / 100) * scrollHeight;
  });
</script>

<input type="checkbox" id="toggle-mobile-preview" hidden />
<label for="toggle-mobile-preview">Preview</label>

<div class="operations">
  <h1>{title}</h1>

  <nav class="operations__nav">
    <ul>
      <li>
        <a href="/website/{id}">Settings</a>
      </li>
      <li>
        <a href="/website/{id}/articles">Articles</a>
      </li>
      <li>
        <a href="/website/{id}/collaborators">Collaborators</a>
      </li>
      <li>
        <a href="/website/{id}/publish">Publish</a>
      </li>
    </ul>
  </nav>

  {@render children()}
</div>

<div class="preview" bind:this={previewElement}>
  {#if fullPreview}
    <iframe src={previewContent} title="Preview"></iframe>
  {:else}
    {@html md.render(previewContent)}
  {/if}
</div>

<style>
  label[for="toggle-mobile-preview"] {
    position: absolute;
    inset-block-start: -0.0625rem;
    inset-inline-start: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--space-2xs);
  }

  #toggle-mobile-preview:checked ~ .operations {
    display: none;
  }

  #toggle-mobile-preview:checked ~ .preview {
    display: flex;
  }

  .operations,
  .preview {
    padding: var(--space-s);
    padding-block-start: var(--space-xl);
    overflow-y: auto;
  }

  .operations__nav > ul {
    margin-block: var(--space-s) var(--space-m);
    display: flex;
    flex-wrap: wrap;
    column-gap: var(--space-s);
    row-gap: var(--space-3xs);
  }

  iframe {
    inline-size: 100%;
    block-size: 100%;
    border: var(--border-primary);
  }

  .preview {
    display: none;
    flex-direction: column;
    gap: var(--space-s);
  }

  @media (min-width: 640px) {
    label[for="toggle-mobile-preview"] {
      display: none;
    }

    .operations {
      border-inline-end: var(--border-primary);
      padding-block-start: var(--space-s);
    }

    .preview {
      display: flex;
      padding-block-start: var(--space-s);
    }
  }
</style>