<template>
  <div v-if="editor" class="container">
    <div class="control-group">
      <div class="button-group">
        <button @click="editor.chain().focus().toggleCodeBlock().run()" :class="{ 'is-active': editor.isActive('codeBlock') }">
          Toggle code block
        </button>
        <button @click="editor.chain().focus().setCodeBlock().run()" :disabled="editor.isActive('codeBlock')">
          Set code block
        </button>
      </div>
    </div>
    <editor-content :editor="editor" />
  </div>
</template>

<script>
import CodeBlock from '@tiptap/extension-code-block'
import Document from '@tiptap/extension-document'
import Paragraph from '@tiptap/extension-paragraph'
import Text from '@tiptap/extension-text'
import { Editor, EditorContent } from '@tiptap/vue-3'

export default {
  components: {
    EditorContent,
  },

  data() {
    return {
      editor: null,
    }
  },

  mounted() {
    this.editor = new Editor({
      extensions: [
        Document,
        Paragraph,
        Text,
        CodeBlock,
      ],
      content: `
        <p>
          That’s a boring paragraph followed by a fenced code block:
        </p>
        <pre><code>for (var i=1; i <= 20; i++)
{
  if (i % 15 == 0)
    console.log("FizzBuzz");
  else if (i % 3 == 0)
    console.log("Fizz");
  else if (i % 5 == 0)
    console.log("Buzz");
  else
    console.log(i);
}</code></pre>
        <p>
          Press Command/Ctrl + Enter to leave the fenced code block and continue typing in boring paragraphs.
        </p>
      `,
    })
  },

  beforeUnmount() {
    this.editor.destroy()
  },
}
</script>

<style lang="scss">
/* Basic editor styles */
.tiptap {
  :first-child {
    margin-top: 0;
  }

  pre {
    background: var(--black);
    border-radius: 0.5rem;
    color: var(--white);
    font-family: 'JetBrainsMono', monospace;
    margin: 1.5rem 0;
    padding: 0.75rem 1rem;

    code {
      background: none;
      color: inherit;
      font-size: 0.8rem;
      padding: 0;
    }
  }
}
</style>
