35 lines
1.2 KiB
TypeScript
35 lines
1.2 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 { Photo } from "../layer";
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import appPhotosManager from "../lib/appManagers/appPhotosManager";
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import ListLoader, { ListLoaderOptions } from "./listLoader";
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export default class AvatarListLoader<Item extends {photoId: Photo.photo['id']}> extends ListLoader<Item, any> {
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private peerId: PeerId;
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constructor(options: Omit<ListLoaderOptions<Item, any>, 'loadMore'> & {peerId: PeerId}) {
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super({
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...options,
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loadMore: (anchor, older, loadCount) => {
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if(this.peerId.isAnyChat() || !older) return Promise.resolve({count: 0, items: []}); // ! это значит, что открыло аватар чата, но следующих фотографий нет.
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const maxId = anchor?.photoId;
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return appPhotosManager.getUserPhotos(this.peerId, maxId, loadCount).then(value => {
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const items = value.photos.map(photoId => {
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return {element: null as HTMLElement, photoId} as any;
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});
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return {count: value.count, items};
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});
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}
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});
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this.loadedAllUp = true;
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this.peerId = options.peerId;
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}
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}
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