element-web/test/test-utils/threads.ts

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/*
Copyright 2022 The Matrix.org Foundation C.I.C.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import { MatrixClient, MatrixEvent, Room } from "matrix-js-sdk/src/matrix";
import { Thread } from "matrix-js-sdk/src/models/thread";
import { mkMessage, MessageEventProps } from "./test-utils";
export const makeThreadEvent = ({ rootEventId, replyToEventId, ...props }: MessageEventProps & {
rootEventId: string; replyToEventId: string;
}): MatrixEvent => mkMessage({
...props,
relatesTo: {
event_id: rootEventId,
rel_type: "m.thread",
['m.in_reply_to']: {
event_id: replyToEventId,
},
},
});
type MakeThreadEventsProps = {
roomId: Room["roomId"];
// root message user id
authorId: string;
// user ids of thread replies
// cycled through until thread length is fulfilled
participantUserIds: string[];
// number of messages in the thread, root message included
// optional, default 2
length?: number;
ts?: number;
// provide to set current_user_participated accurately
currentUserId?: string;
};
export const makeThreadEvents = ({
roomId, authorId, participantUserIds, length = 2, ts = 1, currentUserId,
}: MakeThreadEventsProps): { rootEvent: MatrixEvent, events: MatrixEvent[] } => {
const rootEvent = mkMessage({
user: authorId,
event: true,
room: roomId,
msg: 'root event message ' + Math.random(),
ts,
});
const rootEventId = rootEvent.getId();
const events = [rootEvent];
for (let i = 1; i < length; i++) {
const prevEvent = events[i - 1];
const replyToEventId = prevEvent.getId();
const user = participantUserIds[i % participantUserIds.length];
events.push(makeThreadEvent({
user,
room: roomId,
event: true,
msg: `reply ${i} by ${user}`,
rootEventId,
replyToEventId,
// replies are 1ms after each other
ts: ts + i,
}));
}
rootEvent.setUnsigned({
"m.relations": {
"m.thread": {
latest_event: events[events.length - 1],
count: length,
current_user_participated: [...participantUserIds, authorId].includes(currentUserId),
},
},
});
return { rootEvent, events };
};
export const makeThread = (client: MatrixClient, room: Room, props: MakeThreadEventsProps): Thread => {
const { rootEvent, events } = makeThreadEvents(props);
return new Thread(rootEvent.getId(), rootEvent, { initialEvents: events, room, client });
};