hedgedoc/src/components/markdown-renderer/replace-components/abc/abc-replacer.tsx

/*
SPDX-FileCopyrightText: 2020 The HedgeDoc developers (see AUTHORS file)

SPDX-License-Identifier: AGPL-3.0-only
*/

import { DomElement } from 'domhandler'
import React from 'react'
import { ComponentReplacer } from '../ComponentReplacer'
import { AbcFrame } from './abc-frame'

export class AbcReplacer implements ComponentReplacer {
  getReplacement (codeNode: DomElement): React.ReactElement | undefined {
    if (codeNode.name !== 'code' || !codeNode.attribs || !codeNode.attribs['data-highlight-language'] || codeNode.attribs['data-highlight-language'] !== 'abc' || !codeNode.children || !codeNode.children[0]) {
      return
    }

    const code = codeNode.children[0].data as string

    return <AbcFrame code={code}/>
  }
}