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import { Blockquote } from '@tiptap/extension-blockquote';
import { wrappingInputRule } from 'prosemirror-inputrules';
import { getParents } from '~/lib/utils/dom_utils';
import { getMarkdownSource } from '../services/markdown_sourcemap';
export const multilineInputRegex = /^\s*>>>\s$/gm;
export default Blockquote.extend({
addAttributes() {
return {
...this.parent?.(),
multiline: {
default: false,
parseHTML: (element) => {
const source = getMarkdownSource(element);
const parentsIncludeBlockquote = getParents(element).some(
(p) => p.nodeName.toLowerCase() === 'blockquote',
);
return source && !source.startsWith('>') && !parentsIncludeBlockquote;
},
},
};
},
addInputRules() {
return [
...this.parent?.(),
wrappingInputRule(multilineInputRegex, this.type, () => ({ multiline: true })),
];
},
});
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