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// @flow
import { stateFromMarkdown } from 'draft-js-import-markdown';
import { convertFromRaw, convertToRaw, EditorState } from 'draft-js';
import { addEmbedsToEditorState } from './add-embeds-to-draft-js';
export default (type: 'TEXT' | 'DRAFTJS', body: ?string): string => {
let newBody = body;
if (type === 'TEXT') {
// workaround react-mentions bug by replacing @[username] with @username
// @see withspectrum/spectrum#4587
newBody = newBody ? newBody.replace(/@\[([a-z0-9_-]+)\]/g, '@$1') : '';
newBody = JSON.stringify(
convertToRaw(
stateFromMarkdown(newBody, {
customBlockFn: elem => {
if (elem.nodeName !== 'PRE') return;
const code = elem.childNodes.find(node => node.nodeName === 'CODE');
if (!code) return;
const className = code.attributes.find(
({ name }) => name === 'class'
);
if (!className) return;
const lang = className.value.replace('lang-', '');
return {
type: null,
data: {
language: lang,
},
};
},
parserOptions: {
atomicImages: true,
breaks: true,
},
})
)
);
}
// Add automatic embeds to body
try {
return JSON.stringify(addEmbedsToEditorState(JSON.parse(newBody || '')));
// Ignore errors during automatic embed detection
} catch (err) {
console.error(err);
return newBody || '';
}
};
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