116 lines
4.2 KiB
TypeScript
116 lines
4.2 KiB
TypeScript
/*
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Copyright 2018 New Vector Ltd
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Copyright 2019, 2023 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 React, { useCallback, useContext } from "react";
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import { logger } from "matrix-js-sdk/src/logger";
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import { MatrixEvent } from "matrix-js-sdk/src/models/event";
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import dis from "../../../dispatcher/dispatcher";
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import { Action } from "../../../dispatcher/actions";
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import { RoomPermalinkCreator } from "../../../utils/permalinks/Permalinks";
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import { _t } from "../../../languageHandler";
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import { MatrixClientPeg } from "../../../MatrixClientPeg";
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import EventTileBubble from "./EventTileBubble";
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import { ViewRoomPayload } from "../../../dispatcher/payloads/ViewRoomPayload";
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import RoomContext from "../../../contexts/RoomContext";
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import { useRoomState } from "../../../hooks/useRoomState";
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import SettingsStore from "../../../settings/SettingsStore";
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interface IProps {
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/** The m.room.create MatrixEvent that this tile represents */
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mxEvent: MatrixEvent;
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timestamp?: JSX.Element;
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}
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/**
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* A message tile showing that this room was created as an upgrade of a previous
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* room.
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*/
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export const RoomPredecessorTile: React.FC<IProps> = ({ mxEvent, timestamp }) => {
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const msc3946ProcessDynamicPredecessor = SettingsStore.getValue("feature_dynamic_room_predecessors");
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// Note: we ask the room for its predecessor here, instead of directly using
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// the information inside mxEvent. This allows us the flexibility later to
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// use a different predecessor (e.g. through MSC3946) and still display it
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// in the timeline location of the create event.
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const roomContext = useContext(RoomContext);
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const predecessor = useRoomState(
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roomContext.room,
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useCallback(
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(state) => state.findPredecessor(msc3946ProcessDynamicPredecessor),
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[msc3946ProcessDynamicPredecessor],
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),
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);
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const onLinkClicked = useCallback(
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(e: React.MouseEvent): void => {
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e.preventDefault();
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dis.dispatch<ViewRoomPayload>({
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action: Action.ViewRoom,
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event_id: predecessor.eventId,
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highlighted: true,
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room_id: predecessor.roomId,
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metricsTrigger: "Predecessor",
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metricsViaKeyboard: e.type !== "click",
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});
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},
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[predecessor?.eventId, predecessor?.roomId],
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);
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if (!roomContext.room || roomContext.room.roomId !== mxEvent.getRoomId()) {
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logger.warn(
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"RoomPredecessorTile unexpectedly used outside of the context of the" +
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"room containing this m.room.create event.",
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);
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return <></>;
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}
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if (!predecessor) {
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logger.warn("RoomPredecessorTile unexpectedly used in a room with no predecessor.");
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return <div />;
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}
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const prevRoom = MatrixClientPeg.get().getRoom(predecessor.roomId);
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if (!prevRoom) {
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logger.warn(`Failed to find predecessor room with id ${predecessor.roomId}`);
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return <></>;
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}
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const permalinkCreator = new RoomPermalinkCreator(prevRoom, predecessor.roomId);
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permalinkCreator.load();
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let predecessorPermalink: string;
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if (predecessor.eventId) {
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predecessorPermalink = permalinkCreator.forEvent(predecessor.eventId);
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} else {
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predecessorPermalink = permalinkCreator.forRoom();
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}
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const link = (
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<a href={predecessorPermalink} onClick={onLinkClicked}>
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{_t("Click here to see older messages.")}
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</a>
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);
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return (
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<EventTileBubble
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className="mx_CreateEvent"
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title={_t("This room is a continuation of another conversation.")}
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subtitle={link}
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timestamp={timestamp}
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/>
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);
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};
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