Files
Toju/electron/cqrs/queries/handlers/getMessagesSince.ts

21 lines
805 B
TypeScript

import { DataSource, MoreThan } from 'typeorm';
import { MessageEntity } from '../../../entities';
import { GetMessagesSinceQuery } from '../../types';
import { rowToMessage } from '../../mappers';
import { loadMessageReactionsMap } from '../../relations';
export async function handleGetMessagesSince(query: GetMessagesSinceQuery, dataSource: DataSource) {
const repo = dataSource.getRepository(MessageEntity);
const { roomId, sinceTimestamp } = query.payload;
const rows = await repo.find({
where: {
roomId,
timestamp: MoreThan(sinceTimestamp)
},
order: { timestamp: 'ASC' }
});
const reactionsByMessageId = await loadMessageReactionsMap(dataSource, rows.map((row) => row.id));
return rows.map((row) => rowToMessage(row, reactionsByMessageId.get(row.id) ?? []));
}