gitlab-ce/app/assets/javascripts/content_editor/extensions/loading.js

68 lines
1.7 KiB
JavaScript

import { Node } from '@tiptap/core';
import { Decoration, DecorationSet } from '@tiptap/pm/view';
import { Plugin } from '@tiptap/pm/state';
const createDotsLoader = () => {
const root = document.createElement('span');
root.classList.add('gl-display-inline-flex', 'gl-align-items-center');
root.innerHTML = '<span class="gl-dots-loader gl-mx-2"><span></span></span>';
return root;
};
export const loadingPlugin = new Plugin({
state: {
init() {
return DecorationSet.empty;
},
apply(tr, set) {
let transformedSet = set.map(tr.mapping, tr.doc);
const action = tr.getMeta(this);
if (action?.add) {
const deco = Decoration.widget(action.add.pos, createDotsLoader(), {
id: action.add.loaderId,
side: -1,
});
transformedSet = transformedSet.add(tr.doc, [deco]);
} else if (action?.remove) {
transformedSet = transformedSet.remove(
transformedSet.find(null, null, (spec) => spec.id === action.remove.loaderId),
);
}
return transformedSet;
},
},
props: {
decorations(state) {
return this.getState(state);
},
},
});
export const findLoader = (state, loaderId) => {
const decos = loadingPlugin.getState(state);
const found = decos.find(null, null, (spec) => spec.id === loaderId);
return found.length ? found[0].from : null;
};
export const findAllLoaders = (state) => loadingPlugin.getState(state).find();
export default Node.create({
name: 'loading',
inline: true,
group: 'inline',
addAttributes() {
return {
id: {
default: null,
},
};
},
addProseMirrorPlugins() {
return [loadingPlugin];
},
});