Add notifications and toasts for Element Call calls (#9337)

src/toasts/IncomingCallToast.tsx

@@ -0,0 +1,119 @@
+/*
+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 React, { useCallback, useEffect } from 'react';
+import { MatrixEvent } from "matrix-js-sdk/src/models/event";
+
+import { _t } from '../languageHandler';
+import RoomAvatar from '../components/views/avatars/RoomAvatar';
+import AccessibleButton from '../components/views/elements/AccessibleButton';
+import { MatrixClientPeg } from "../MatrixClientPeg";
+import defaultDispatcher from "../dispatcher/dispatcher";
+import { ViewRoomPayload } from "../dispatcher/payloads/ViewRoomPayload";
+import { Action } from "../dispatcher/actions";
+import ToastStore from "../stores/ToastStore";
+import AccessibleTooltipButton from "../components/views/elements/AccessibleTooltipButton";
+import {
+    LiveContentSummary,
+    LiveContentSummaryWithCall,
+    LiveContentType,
+} from "../components/views/rooms/LiveContentSummary";
+import { useCall } from "../hooks/useCall";
+import { useRoomState } from "../hooks/useRoomState";
+import { ButtonEvent } from "../components/views/elements/AccessibleButton";
+
+export const getIncomingCallToastKey = (stateKey: string) => `call_${stateKey}`;
+
+interface Props {
+    callEvent: MatrixEvent;
+}
+
+export function IncomingCallToast({ callEvent }: Props) {
+    const roomId = callEvent.getRoomId()!;
+    const room = MatrixClientPeg.get().getRoom(roomId);
+    const call = useCall(roomId);
+
+    const dismissToast = useCallback((): void => {
+        ToastStore.sharedInstance().dismissToast(getIncomingCallToastKey(callEvent.getStateKey()!));
+    }, [callEvent]);
+
+    const latestEvent = useRoomState(room, useCallback((state) => {
+        return state.getStateEvents(callEvent.getType(), callEvent.getStateKey()!);
+    }, [callEvent]));
+
+    useEffect(() => {
+        if ("m.terminated" in latestEvent.getContent()) {
+            dismissToast();
+        }
+    }, [latestEvent, dismissToast]);
+
+    const onJoinClick = useCallback((e: ButtonEvent): void => {
+        e.stopPropagation();
+
+        defaultDispatcher.dispatch<ViewRoomPayload>({
+            action: Action.ViewRoom,
+            room_id: room.roomId,
+            view_call: true,
+            metricsTrigger: undefined,
+        });
+        dismissToast();
+    }, [room, dismissToast]);
+
+    const onCloseClick = useCallback((e: ButtonEvent): void => {
+        e.stopPropagation();
+
+        dismissToast();
+    }, [dismissToast]);
+
+    return <React.Fragment>
+        <RoomAvatar
+            room={room ?? undefined}
+            height={24}
+            width={24}
+        />
+        <div className="mx_IncomingCallToast_content">
+            <div className="mx_IncomingCallToast_info">
+                <span className="mx_IncomingCallToast_room">
+                    { room ? room.name : _t("Unknown room") }
+                </span>
+                <div className="mx_IncomingCallToast_message">
+                    { _t("Video call started") }
+                </div>
+                { call
+                    ? <LiveContentSummaryWithCall call={call} />
+                    : <LiveContentSummary
+                        type={LiveContentType.Video}
+                        text={_t("Video")}
+                        active={false}
+                        participantCount={0}
+                    />
+                }
+            </div>
+            <AccessibleButton
+                className="mx_IncomingCallToast_joinButton"
+                onClick={onJoinClick}
+                kind="primary"
+            >
+                { _t("Join") }
+            </AccessibleButton>
+        </div>
+        <AccessibleTooltipButton
+            className="mx_IncomingCallToast_closeButton"
+            onClick={onCloseClick}
+            title={_t("Close")}
+        />
+    </React.Fragment>;
+}