import { Extension } from '@tiptap/core'

/** Préserve dir/lang sur les blocs HTML (contenus clippés persan/arabe). */
export const RtlPreserveExtension = Extension.create({
  name: 'rtlPreserve',
  addGlobalAttributes() {
    return [
      {
        types: [
          'paragraph',
          'heading',
          'blockquote',
          'listItem',
          'bulletList',
          'orderedList',
        ],
        attributes: {
          dir: {
            default: null,
            parseHTML: (element) => element.getAttribute('dir'),
            renderHTML: (attributes) => {
              if (!attributes.dir) return {}
              return { dir: attributes.dir }
            },
          },
          lang: {
            default: null,
            parseHTML: (element) => element.getAttribute('lang'),
            renderHTML: (attributes) => {
              if (!attributes.lang) return {}
              return { lang: attributes.lang }
            },
          },
          class: {
            default: null,
            parseHTML: (element) => element.getAttribute('class'),
            renderHTML: (attributes) => {
              if (!attributes.class) return {}
              return { class: attributes.class }
            },
          },
        },
      },
    ]
  },
})