125 lines
3.6 KiB
TypeScript
125 lines
3.6 KiB
TypeScript
/*
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* https://github.com/morethanwords/tweb
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* Copyright (C) 2019-2021 Eduard Kuzmenko
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* https://github.com/morethanwords/tweb/blob/master/LICENSE
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*/
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import setInnerHTML from '../../helpers/dom/setInnerHTML';
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import wrapEmojiText from '../../lib/richTextProcessor/wrapEmojiText';
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import AvatarElement from '../avatar';
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import PeerTitle from '../peerTitle';
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import Scrollable from '../scrollable';
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import AutocompleteHelper from './autocompleteHelper';
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import AutocompleteHelperController from './autocompleteHelperController';
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export default class AutocompletePeerHelper extends AutocompleteHelper {
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protected static BASE_CLASS = 'autocomplete-peer-helper';
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protected static BASE_CLASS_LIST_ELEMENT = AutocompletePeerHelper.BASE_CLASS + '-list-element';
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private scrollable: Scrollable;
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constructor(
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appendTo: HTMLElement,
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controller: AutocompleteHelperController,
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protected className: string,
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onSelect: (target: Element) => boolean | void
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) {
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super({
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appendTo,
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controller,
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listType: 'y',
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onSelect
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});
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this.container.classList.add(AutocompletePeerHelper.BASE_CLASS, className);
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}
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public init() {
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this.list = document.createElement('div');
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this.list.classList.add(AutocompletePeerHelper.BASE_CLASS + '-list', this.className + '-list');
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this.container.append(this.list);
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this.scrollable = new Scrollable(this.container);
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this.addEventListener('visible', () => {
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setTimeout(() => { // it is not rendered yet
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this.scrollable.container.scrollTop = 0;
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}, 0);
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});
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}
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public render(data: {peerId: PeerId, name?: string, description?: string}[], doNotShow?: boolean) {
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if(this.init) {
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if(!data.length) {
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return;
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}
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this.init();
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this.init = null;
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}
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if(data.length) {
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this.list.innerHTML = '';
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data.forEach((d) => {
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const div = AutocompletePeerHelper.listElement({
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className: this.className,
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peerId: d.peerId,
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name: d.name,
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description: d.description
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});
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this.list.append(div);
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});
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}
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if(!doNotShow) {
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this.toggle(!data.length);
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}
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}
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public static listElement(options: {
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className: string,
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peerId: PeerId,
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name?: string,
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description?: string
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}) {
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const BASE = AutocompletePeerHelper.BASE_CLASS_LIST_ELEMENT;
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options.className += '-list-element';
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const div = document.createElement('div');
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div.classList.add(BASE, options.className);
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div.dataset.peerId = '' + options.peerId;
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const avatar = new AvatarElement();
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avatar.classList.add('avatar-30', BASE + '-avatar', options.className + '-avatar');
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avatar.updateWithOptions({
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isDialog: false,
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peerId: options.peerId
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});
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const name = document.createElement('div');
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name.classList.add(BASE + '-name', options.className + '-name');
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if(!options.name) {
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name.append(new PeerTitle({
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peerId: options.peerId,
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dialog: false,
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onlyFirstName: false,
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plainText: false
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}).element);
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} else {
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setInnerHTML(name, wrapEmojiText(options.name));
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}
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div.append(avatar, name);
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if(options.description) {
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const description = document.createElement('div');
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description.classList.add(BASE + '-description', options.className + '-description');
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setInnerHTML(description, wrapEmojiText(options.description));
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div.append(description);
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}
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return div;
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}
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}
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