All files / roosterjs-content-model-markdown/lib/markdownToModel/creators createListFromMarkdown.ts

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import { createListItem, createListLevel } from 'roosterjs-content-model-dom';
import { createParagraphFromMarkdown } from './createParagraphFromMarkdown';
import type { ContentModelListItem } from 'roosterjs-content-model-types';
 
/**
 * @internal
 */
export function createListFromMarkdown(text: string, listType: 'OL' | 'UL'): ContentModelListItem {
    const marker = text.trim().split(' ')[0];
    const isDummy = isDummyListItem(marker);
    const itemText = isDummy ? text : text.trim().substring(marker.length);
    const paragraph = createParagraphFromMarkdown(itemText.trim());
    const levels = createLevels(text, listType, isDummy);
    const listModel = createListItem(levels);
    listModel.blocks.push(paragraph);
    return listModel;
}
 
function createLevels(text: string, listType: 'OL' | 'UL', isDummy: boolean) {
    const level = createListLevel(listType);
    if (isDummy) {
        level.format.displayForDummyItem = 'block';
    }
    const levels = [level];
    if (isSubListItem(text)) {
        levels.push(level);
    }
    return levels;
}
 
function isSubListItem(item: string): boolean {
    return item.startsWith(' ');
}
 
const isDummyListItem = (item: string) => {
    return item != '-' && item != '+' && item != '*' && !item.endsWith('.');
};