vn-verdnaturachat/app/lib/methods/loadMessagesForRoom.ts

65 lines
1.9 KiB
TypeScript

import moment from 'moment';
import { MessageTypeLoad } from '../../constants/messageTypeLoad';
import { IMessage, TMessageModel } from '../../definitions';
import log from '../../utils/log';
import { getMessageById } from '../database/services/Message';
import roomTypeToApiType, { RoomTypes } from './roomTypeToApiType';
import sdk from '../rocketchat/services/sdk';
import updateMessages from './updateMessages';
import { generateLoadMoreId } from './helpers/generateLoadMoreId';
const COUNT = 50;
async function load({ rid: roomId, latest, t }: { rid: string; latest?: Date; t: RoomTypes }) {
let params = { roomId, count: COUNT } as { roomId: string; count: number; latest?: string };
if (latest) {
params = { ...params, latest: new Date(latest).toISOString() };
}
const apiType = roomTypeToApiType(t);
if (!apiType) {
return [];
}
// RC 0.48.0
const data = await sdk.get(`${apiType}.history`, params);
if (!data.success) {
return [];
}
return data.messages;
}
export default function loadMessagesForRoom(args: {
rid: string;
t: RoomTypes;
latest?: Date;
loaderItem?: TMessageModel;
}): Promise<void> {
return new Promise(async (resolve, reject) => {
try {
const data: Partial<IMessage>[] = await load(args);
if (data?.length) {
const lastMessage = data[data.length - 1];
const lastMessageRecord = await getMessageById(lastMessage._id as string);
if (!lastMessageRecord && data.length === COUNT) {
const loadMoreMessage = {
_id: generateLoadMoreId(lastMessage._id as string),
rid: lastMessage.rid,
ts: moment(lastMessage.ts).subtract(1, 'millisecond').toString(),
t: MessageTypeLoad.MORE,
msg: lastMessage.msg
};
data.push(loadMoreMessage);
}
await updateMessages({ rid: args.rid, update: data, loaderItem: args.loaderItem });
return resolve();
}
return resolve();
} catch (e) {
log(e);
reject(e);
}
});
}