Move voice message components to audio-generic directory

src/components/views/audio_messages/Clock.tsx

@@ -0,0 +1,48 @@
+/*
+Copyright 2021 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 from "react";
+import { replaceableComponent } from "../../../utils/replaceableComponent";
+
+interface IProps {
+    seconds: number;
+}
+
+interface IState {
+}
+
+/**
+ * Simply converts seconds into minutes and seconds. Note that hours will not be
+ * displayed, making it possible to see "82:29".
+ */
+@replaceableComponent("views.audio_messages.Clock")
+export default class Clock extends React.Component<IProps, IState> {
+    public constructor(props) {
+        super(props);
+    }
+
+    shouldComponentUpdate(nextProps: Readonly<IProps>, nextState: Readonly<IState>, nextContext: any): boolean {
+        const currentFloor = Math.floor(this.props.seconds);
+        const nextFloor = Math.floor(nextProps.seconds);
+        return currentFloor !== nextFloor;
+    }
+
+    public render() {
+        const minutes = Math.floor(this.props.seconds / 60).toFixed(0).padStart(2, '0');
+        const seconds = Math.floor(this.props.seconds % 60).toFixed(0).padStart(2, '0'); // hide millis
+        return <span className='mx_Clock'>{minutes}:{seconds}</span>;
+    }
+}