49 lines
1.8 KiB
TypeScript
49 lines
1.8 KiB
TypeScript
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/*
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Copyright 2021 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import { MatrixClient } from "matrix-js-sdk";
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/**
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* Decorates the given event content object with the "send start time". The
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* object will be modified in-place.
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* @param {object} content The event content.
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*/
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export function decorateStartSendingTime(content: object) {
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content['io.element.performance_metrics'] = {
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sendStartTs: Date.now(),
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};
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}
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/**
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* Called when an event decorated with `decorateStartSendingTime()` has been sent
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* by the server (the client now knows the event ID).
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* @param {MatrixClient} client The client to send as.
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* @param {string} inRoomId The room ID where the original event was sent.
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* @param {string} forEventId The event ID for the decorated event.
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*/
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export function sendRoundTripMetric(client: MatrixClient, inRoomId: string, forEventId: string) {
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// noinspection JSIgnoredPromiseFromCall
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client.sendEvent(inRoomId, 'io.element.performance_metric', {
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// XXX: We stick all of this into `m.relates_to` so it doesn't end up encrypted.
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"m.relates_to": {
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rel_type: "io.element.metric",
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event_id: forEventId,
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responseTs: Date.now(),
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kind: 'send_time',
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} as any, // override types because we're actually allowed to add extra metadata to relates_to
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});
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}
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