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import { DOMParser as ProseMirrorDOMParser } from 'prosemirror-model';
export default ({ render }) => {
/**
* Converts a Markdown string into a ProseMirror JSONDocument based
* on a ProseMirror schema.
*
* @param {Object} options — The schema and content for deserialization
* @param {ProseMirror.Schema} params.schema A ProseMirror schema that defines
* the types of content supported in the document
* @param {String} params.content An arbitrary markdown string
*
* @returns An object with the following properties:
* - document: A ProseMirror document object generated from the deserialized Markdown
* - dom: The Markdown Deserializer renders Markdown as HTML to generate the ProseMirror
* document. The dom property contains the HTML generated from the Markdown Source.
*/
return {
deserialize: async ({ schema, content }) => {
const html = await render(content);
if (!html) return {};
const parser = new DOMParser();
const { body } = parser.parseFromString(html, 'text/html');
// append original source as a comment that nodes can access
body.append(document.createComment(content));
return { document: ProseMirrorDOMParser.fromSchema(schema).parse(body), dom: body };
},
};
};
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