51 lines
1.5 KiB
TypeScript
51 lines
1.5 KiB
TypeScript
import EJSON from 'ejson';
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import moment from 'moment';
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import orderBy from 'lodash/orderBy';
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import log from '../../utils/log';
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import { getMessageById } from '../database/services/Message';
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import { MESSAGE_TYPE_LOAD_NEXT_CHUNK } from '../../constants/messageTypeLoad';
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import { generateLoadMoreId } from '../utils';
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import updateMessages from './updateMessages';
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import { TMessageModel } from '../../definitions';
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import RocketChat from '../rocketchat';
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const COUNT = 50;
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interface ILoadNextMessages {
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rid: string;
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ts: Date;
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tmid?: string;
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loaderItem: TMessageModel;
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}
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export default function loadNextMessages(args: ILoadNextMessages): Promise<void> {
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return new Promise(async (resolve, reject) => {
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try {
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const data = await RocketChat.methodCallWrapper('loadNextMessages', args.rid, args.ts, COUNT);
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let messages = EJSON.fromJSONValue(data?.messages);
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messages = orderBy(messages, 'ts');
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if (messages?.length) {
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const lastMessage = messages[messages.length - 1];
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const lastMessageRecord = await getMessageById(lastMessage._id);
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if (!lastMessageRecord && messages.length === COUNT) {
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const loadMoreItem = {
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_id: generateLoadMoreId(lastMessage._id),
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rid: lastMessage.rid,
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tmid: args.tmid,
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ts: moment(lastMessage.ts).add(1, 'millisecond'),
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t: MESSAGE_TYPE_LOAD_NEXT_CHUNK
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};
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messages.push(loadMoreItem);
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}
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await updateMessages({ rid: args.rid, update: messages, loaderItem: args.loaderItem });
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return resolve();
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}
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return resolve();
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} catch (e) {
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log(e);
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reject(e);
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}
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});
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}
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