<script>
  import CodeView from '../components/CodeView.svelte';
  import Icon from '../components/Icon.svelte';

  let panels = [
    {title: 'Panel 1', active: true},
    {title: 'Panel 2', active: false},
    {title: 'Panel 3', active: false},
  ];

  const activate = (index) => {
    panels.forEach((panel, i) => panel.active = index == i);
    panels = panels; // for the svelte update
  }
</script>

<style>
  content {
    display: flex;
    flex-direction: column;
  }

  tabs {
    margin-top: 1em;
    /* added so you can see it in the display */
    display: flex;
    justify-content: space-evenly;
    border-bottom: var(--color-accent);
  }

  tabs a {
    text-decoration: none;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-accent);
    border-width: thin;
    width: 100%;
    text-align: center;
    padding: 2rem 0rem 0.5rem;
  }

  tabs a:hover {
    box-shadow: -1px 0 black, 0 1px black, 1px 0 black, 0 -1px black;
  }

  tabs a.active {
    background-color: var(--color-bg-secondary);
  }

  panel {
    display: none;
  }

  panel.active {
    border: 1px solid var(--color-accent);
    display: flex;
    flex-direction: column;
    padding: 1em;
  }

</style>

<content>
  <h1>Basic Tabs</h1>

  <tabs>
    <a class="active">Tab1</a>
    <a>Tab2</a>
    <a>Tab3</a>
  </tabs>

  <h2>Interactive Demo</h2>
  <tabs>
    {#each panels as panel, i}
      <a class:active={ panel.active} on:click={ () => activate(i) }>{panel.title}</a>
    {/each}
  </tabs>
  <panels>
    {#each panels as panel, i}
      <panel class:active={panel.active}>
      <h1>{ panel.title }</h1> 
      <p>
        Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod
        tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim
        veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea
        commodo consequat. Duis aute irure dolor in reprehenderit in voluptate
        velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat
        cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est
        laborum.
      </p>
    </panel>
    {/each}
  </panels>
</content>

<CodeView source="/code/Tabs"  notes="code/Tabs.notes.html" />
