Merge pull request #327 from vector-im/dbkr/end_talk_sound

Add sound when speaker stops speaking

.eslintrc.js

@@ -0,0 +1,41 @@
+module.exports = {
+    plugins: [
+        "matrix-org",
+    ],
+    extends: [
+        "plugin:matrix-org/react",
+        "plugin:matrix-org/a11y",
+        "prettier",
+    ],
+    env: {
+        browser: true,
+        node: true,
+    },
+    parserOptions: {
+        "ecmaVersion": "latest",
+        "sourceType": "module",
+    },
+    rules: {
+        // We break this rule in a few places: dial it back to a warning
+        // (and run with max warnings) to tolerate the existing code
+        "react-hooks/exhaustive-deps": ["warn"],
+        "jsx-a11y/media-has-caption": ["off"],
+    },
+    overrides: [
+        {
+            files: [
+                "src/**/*.{ts,tsx}",
+            ],
+            extends: [
+                "plugin:matrix-org/typescript",
+                "plugin:matrix-org/react",
+                "prettier",
+            ],
+        },
+    ],
+    settings: {
+        react: {
+            version: "detect",
+        },
+    },
+};

.github/workflows/build.yaml

@@ -0,0 +1,31 @@
+name: Build
+on:
+  push:
+    branches: [main]
+env:
+  VITE_DEFAULT_HOMESERVER: "https://call.ems.host"
+  VITE_SENTRY_DSN: https://b1e328d49be3402ba96101338989fb35@sentry.matrix.org/41
+  VITE_SENTRY_ENVIRONMENT: main-branch-cd
+  VITE_RAGESHAKE_SUBMIT_URL: https://element.io/bugreports/submit
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Yarn cache
+        uses: actions/setup-node@v3
+        with:
+          cache: 'yarn'
+      - name: Install dependencies
+        run: "yarn install"
+      - name: Build
+        run: "yarn run build"
+      - name: Upload Artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: build
+          path: dist
+          # We'll only use this in a triggered job, then we're done with it
+          retention-days: 1

.github/workflows/lint.yaml

@@ -0,0 +1,22 @@
+name: Lint, format & type check
+on:
+  pull_request: {}
+jobs:
+  prettier:
+    name: Lint, format & type check
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Yarn cache
+        uses: actions/setup-node@v3
+        with:
+          cache: 'yarn'
+      - name: Install dependencies
+        run: "yarn install"
+      - name: Prettier
+        run: "yarn run prettier:check"
+      - name: ESLint
+        run: "yarn run lint:js"
+      - name: Type check
+        run: "yarn run lint:types"

.github/workflows/netlify-main.yaml

@@ -0,0 +1,79 @@
+name: Netlify Main
+on:
+  workflow_run:
+    workflows: ["Build"]
+    types:
+      - completed
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    permissions:
+      deployments: write
+    if: github.event.workflow_run.conclusion == 'success'
+    steps:
+      - name: Create Deployment
+        uses: bobheadxi/deployments@v1
+        id: deployment
+        with:
+          step: start
+          token: ${{ secrets.GITHUB_TOKEN }}
+          env: main-branch-cd
+          ref: ${{ github.event.workflow_run.head_sha }}
+
+      - name: 'Download artifact'
+        uses: actions/github-script@v3.1.0
+        with:
+          script: |
+            const artifacts = await github.actions.listWorkflowRunArtifacts({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                run_id: ${{ github.event.workflow_run.id }},
+            });
+            const matchArtifact = artifacts.data.artifacts.filter((artifact) => {
+                return artifact.name == "build"
+            })[0];
+            const download = await github.actions.downloadArtifact({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                artifact_id: matchArtifact.id,
+                archive_format: 'zip',
+            });
+            const fs = require('fs');
+            fs.writeFileSync('${{github.workspace}}/build.zip', Buffer.from(download.data));
+
+      - name: Extract Artifacts
+        run: unzip -d dist build.zip && rm build.zip
+
+      - name: Add redirects file
+        # We fetch from github directly as we don't bother checking out the repo
+        run: curl -s https://raw.githubusercontent.com/vector-im/element-call/main/config/netlify_redirects > dist/_redirects
+
+      - name: Deploy to Netlify
+        id: netlify
+        uses: nwtgck/actions-netlify@v1.2.3
+        with:
+          publish-dir: dist
+          deploy-message: "Deploy from GitHub Actions"
+          production-branch: main
+          production-deploy: true
+          # These don't work because we're in workflow_run
+          enable-pull-request-comment: false
+          enable-commit-comment: false
+          github-deployment-environment: main
+        env:
+          NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
+          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_SITE_ID }}
+        timeout-minutes: 1
+
+      - name: Update deployment status
+        uses: bobheadxi/deployments@v1
+        if: always()
+        with:
+          step: finish
+          override: false
+          token: ${{ secrets.GITHUB_TOKEN }}
+          status: ${{ job.status }}
+          env: ${{ steps.deployment.outputs.env }}
+          deployment_id: ${{ steps.deployment.outputs.deployment_id }}
+          env_url: ${{ steps.netlify.outputs.deploy-url }}

.prettierignore

@@ -0,0 +1,2 @@
+node_modules
+dist

.prettierrc.json

@@ -0,0 +1 @@
+{}

.vscode/settings.json

@@ -1,5 +1,6 @@
 {
   "editor.formatOnSave": true,
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
   "editor.insertSpaces": true,
   "editor.tabSize": 2
-}
+}

Dockerfile

@@ -9,7 +9,7 @@ RUN element-call/scripts/dockerbuild.sh
 FROM nginxinc/nginx-unprivileged:alpine
 
 COPY --from=builder /src/element-call/dist /app
-COPY scripts/default.conf /etc/nginx/conf.d/
+COPY config/default.conf /etc/nginx/conf.d/
 
 USER root
 

config/netlify_redirects

@@ -0,0 +1,4 @@
+# This file is copied to the netlify deploy dir in the upload stage
+
+# Redirect any unknown path to index.html
+/*  /index.html 200

package.json

@@ -5,7 +5,11 @@
     "build": "vite build",
     "serve": "vite preview",
     "storybook": "start-storybook -p 6006",
-    "build-storybook": "build-storybook"
+    "build-storybook": "build-storybook",
+    "prettier:check": "prettier -c src",
+    "prettier:format": "prettier -w src",
+    "lint:js": "eslint --max-warnings 2 src",
+    "lint:types": "tsc"
   },
   "dependencies": {
     "@juggle/resize-observer": "^3.3.1",
@@ -31,7 +35,7 @@
     "color-hash": "^2.0.1",
     "events": "^3.3.0",
     "lodash-move": "^1.1.1",
-    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#robertlong/group-call",
+    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#acef1d7dd0b915368730efabee94deb42b2e4058",
     "mermaid": "^8.13.8",
     "normalize.css": "^8.0.1",
     "pako": "^2.0.4",
@@ -48,10 +52,24 @@
   },
   "devDependencies": {
     "@babel/core": "^7.16.5",
+    "@matrix-org/olm": "https://gitlab.matrix.org/api/v4/projects/27/packages/npm/@matrix-org/olm/-/@matrix-org/olm-3.2.8.tgz",
     "@storybook/react": "^6.5.0-alpha.5",
+    "@types/request": "^2.48.8",
+    "@typescript-eslint/eslint-plugin": "^5.22.0",
+    "@typescript-eslint/parser": "^5.22.0",
     "babel-loader": "^8.2.3",
+    "eslint": "^8.14.0",
+    "eslint-config-google": "^0.14.0",
+    "eslint-config-prettier": "^8.5.0",
+    "eslint-plugin-import": "^2.26.0",
+    "eslint-plugin-jsx-a11y": "^6.5.1",
+    "eslint-plugin-matrix-org": "^0.4.0",
+    "eslint-plugin-react": "^7.29.4",
+    "eslint-plugin-react-hooks": "^4.5.0",
+    "prettier": "^2.6.2",
     "sass": "^1.42.1",
     "storybook-builder-vite": "^0.1.12",
+    "typescript": "^4.6.4",
     "vite": "^2.4.2",
     "vite-plugin-html-template": "^1.1.0",
     "vite-plugin-svgr": "^0.4.0"

src/@types/global.d.ts

@@ -0,0 +1,17 @@
+/*
+Copyright 2022 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 "matrix-js-sdk/src/@types/global";

src/@types/modules.d.ts

@@ -0,0 +1,2 @@
+/// <reference types="vite/client" />
+/// <reference types="vite-plugin-svgr/client" />

src/Avatar.tsx

@@ -1,5 +1,6 @@
 import React, { useMemo } from "react";
 import classNames from "classnames";
+
 import styles from "./Avatar.module.css";
 
 const backgroundColors = [
@@ -13,7 +14,7 @@ const backgroundColors = [
   "#74D12C",
 ];
 
-function hashStringToArrIndex(str, arrLength) {
+function hashStringToArrIndex(str: string, arrLength: number) {
   let sum = 0;
 
   for (let i = 0; i < str.length; i++) {
@@ -23,7 +24,16 @@ function hashStringToArrIndex(str, arrLength) {
   return sum % arrLength;
 }
 
-export function Avatar({
+interface Props extends React.HTMLAttributes<HTMLDivElement> {
+  bgKey?: string;
+  src: string;
+  fallback: string;
+  size?: number;
+  className: string;
+  style: React.CSSProperties;
+}
+
+export const Avatar: React.FC<Props> = ({
   bgKey,
   src,
   fallback,
@@ -31,7 +41,7 @@ export function Avatar({
   className,
   style,
   ...rest
-}) {
+}) => {
   const backgroundColor = useMemo(() => {
     const index = hashStringToArrIndex(
       bgKey || fallback || src || "",
@@ -40,6 +50,7 @@ export function Avatar({
     return backgroundColors[index];
   }, [bgKey, src, fallback]);
 
+  /* eslint-disable jsx-a11y/alt-text */
   return (
     <div
       className={classNames(styles.avatar, styles[size || "md"], className)}
@@ -55,4 +66,4 @@ export function Avatar({
       )}
     </div>
   );
-}
+};

src/Facepile.jsx

@@ -4,35 +4,63 @@ import classNames from "classnames";
 import { Avatar } from "./Avatar";
 import { getAvatarUrl } from "./matrix-utils";
 
-export function Facepile({ className, client, participants, ...rest }) {
+const overlapMap = {
+  xs: 2,
+  sm: 4,
+  md: 8,
+};
+
+const sizeMap = {
+  xs: 24,
+  sm: 32,
+  md: 36,
+};
+
+export function Facepile({
+  className,
+  client,
+  participants,
+  max,
+  size,
+  ...rest
+}) {
+  const _size = sizeMap[size];
+  const _overlap = overlapMap[size];
+
   return (
     <div
-      className={classNames(styles.facepile, className)}
+      className={classNames(styles.facepile, styles[size], className)}
       title={participants.map((member) => member.name).join(", ")}
+      style={{ width: participants.length * (_size - _overlap) + _overlap }}
       {...rest}
     >
-      {participants.slice(0, 3).map((member, i) => {
+      {participants.slice(0, max).map((member, i) => {
         const avatarUrl = member.user?.avatarUrl;
         return (
           <Avatar
             key={member.userId}
-            size="xs"
-            src={avatarUrl && getAvatarUrl(client, avatarUrl, 22)}
+            size={size}
+            src={avatarUrl && getAvatarUrl(client, avatarUrl, _size)}
             fallback={member.name.slice(0, 1).toUpperCase()}
             className={styles.avatar}
-            style={{ left: i * 22 }}
+            style={{ left: i * (_size - _overlap) }}
           />
         );
       })}
-      {participants.length > 3 && (
+      {participants.length > max && (
         <Avatar
           key="additional"
-          size="xs"
-          fallback={`+${participants.length - 3}`}
+          size={size}
+          fallback={`+${participants.length - max}`}
           className={styles.avatar}
-          style={{ left: 3 * 22 }}
+          style={{ left: max * (_size - _overlap) }}
         />
       )}
     </div>
   );
 }
+
+Facepile.defaultProps = {
+  max: 3,
+  size: "xs",
+};

src/Facepile.module.css

@@ -1,11 +1,26 @@
 .facepile {
   width: 100%;
-  height: 24px;
   position: relative;
 }
 
+.facepile.xs {
+  height: 24px;
+}
+
+.facepile.sm {
+  height: 32px;
+}
+
+.facepile.md {
+  height: 36px;
+}
+
 .facepile .avatar {
   position: absolute;
   top: 0;
   border: 1px solid var(--bgColor2);
 }
+
+.facepile.md .avatar {
+  border-width: 2px;
+}

src/auth/generateRandomName.ts

@@ -1,8 +1,25 @@
+/*
+Copyright 2022 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 {
   uniqueNamesGenerator,
   adjectives,
   colors,
   animals,
+  Config,
 } from "unique-names-generator";
 
 const elements = [
@@ -126,7 +143,7 @@ const elements = [
   "oganesson",
 ];
 
-export function generateRandomName(config) {
+export function generateRandomName(config: Config): string {
   return uniqueNamesGenerator({
     dictionaries: [colors, adjectives, animals, elements],
     style: "lowerCase",

src/auth/useInteractiveLogin.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 matrix, { InteractiveAuth } from "matrix-js-sdk/src/browser-index";
 import { useState, useCallback } from "react";
 import { useClient } from "../ClientContext";
@@ -7,39 +23,42 @@ export function useInteractiveLogin() {
   const { setClient } = useClient();
   const [state, setState] = useState({ loading: false });
 
-  const auth = useCallback(async (homeserver, username, password) => {
-    const authClient = matrix.createClient(homeserver);
+  const auth = useCallback(
+    async (homeserver, username, password) => {
+      const authClient = matrix.createClient(homeserver);
 
-    const interactiveAuth = new InteractiveAuth({
-      matrixClient: authClient,
-      busyChanged(loading) {
-        setState((prev) => ({ ...prev, loading }));
-      },
-      async doRequest(_auth, _background) {
-        return authClient.login("m.login.password", {
-          identifier: {
-            type: "m.id.user",
-            user: username,
-          },
-          password,
-        });
-      },
-    });
+      const interactiveAuth = new InteractiveAuth({
+        matrixClient: authClient,
+        busyChanged(loading) {
+          setState((prev) => ({ ...prev, loading }));
+        },
+        async doRequest(_auth, _background) {
+          return authClient.login("m.login.password", {
+            identifier: {
+              type: "m.id.user",
+              user: username,
+            },
+            password,
+          });
+        },
+      });
 
-    const { user_id, access_token, device_id } =
-      await interactiveAuth.attemptAuth();
+      const { user_id, access_token, device_id } =
+        await interactiveAuth.attemptAuth();
 
-    const client = await initClient({
-      baseUrl: defaultHomeserver,
-      accessToken: access_token,
-      userId: user_id,
-      deviceId: device_id,
-    });
+      const client = await initClient({
+        baseUrl: defaultHomeserver,
+        accessToken: access_token,
+        userId: user_id,
+        deviceId: device_id,
+      });
 
-    setClient(client, { user_id, access_token, device_id });
+      setClient(client, { user_id, access_token, device_id });
 
-    return client;
-  }, []);
+      return client;
+    },
+    [setClient]
+  );
 
   return [state, auth];
 }

src/auth/useInteractiveRegistration.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 matrix, { InteractiveAuth } from "matrix-js-sdk/src/browser-index";
 import { useState, useEffect, useCallback, useRef } from "react";
 import { useClient } from "../ClientContext";
@@ -89,7 +105,7 @@ export function useInteractiveRegistration() {
 
       return client;
     },
-    []
+    [setClient]
   );
 
   return [state, register];

src/auth/useRecaptcha.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { randomString } from "matrix-js-sdk/src/randomstring";
 import { useEffect, useCallback, useRef, useState } from "react";
 

src/button/Button.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { forwardRef } from "react";
 import classNames from "classnames";
 import styles from "./Button.module.css";
@@ -7,6 +23,8 @@ import { ReactComponent as VideoIcon } from "../icons/Video.svg";
 import { ReactComponent as DisableVideoIcon } from "../icons/DisableVideo.svg";
 import { ReactComponent as HangupIcon } from "../icons/Hangup.svg";
 import { ReactComponent as ScreenshareIcon } from "../icons/Screenshare.svg";
+import { ReactComponent as SettingsIcon } from "../icons/Settings.svg";
+import { ReactComponent as AddUserIcon } from "../icons/AddUser.svg";
 import { useButton } from "@react-aria/button";
 import { mergeProps, useObjectRef } from "@react-aria/utils";
 import { TooltipTrigger } from "../Tooltip";
@@ -20,6 +38,7 @@ export const variantToClassName = {
   copy: [styles.copyButton],
   iconCopy: [styles.iconCopyButton],
   secondaryCopy: [styles.copyButton],
+  secondaryHangup: [styles.secondaryHangup],
 };
 
 export const sizeToClassName = {
@@ -126,3 +145,25 @@ export function HangupButton({ className, ...rest }) {
     </TooltipTrigger>
   );
 }
+
+export function SettingsButton({ className, ...rest }) {
+  return (
+    <TooltipTrigger>
+      <Button variant="toolbar" {...rest}>
+        <SettingsIcon />
+      </Button>
+      {() => "Settings"}
+    </TooltipTrigger>
+  );
+}
+
+export function InviteButton({ className, ...rest }) {
+  return (
+    <TooltipTrigger>
+      <Button variant="toolbar" {...rest}>
+        <AddUserIcon />
+      </Button>
+      {() => "Invite"}
+    </TooltipTrigger>
+  );
+}

src/button/Button.module.css

@@ -20,6 +20,7 @@ limitations under the License.
 .iconButton,
 .iconCopyButton,
 .secondary,
+.secondaryHangup,
 .copyButton {
   position: relative;
   display: flex;
@@ -34,6 +35,7 @@ limitations under the License.
 }
 
 .secondary,
+.secondaryHangup,
 .button,
 .copyButton {
   padding: 7px 15px;
@@ -53,6 +55,7 @@ limitations under the License.
 .iconButton:focus,
 .iconCopyButton:focus,
 .secondary:focus,
+.secondaryHangup:focus,
 .copyButton:focus {
   outline: auto;
 }
@@ -119,6 +122,12 @@ limitations under the License.
   background-color: transparent;
 }
 
+.secondaryHangup {
+  color: #ff5b55;
+  border: 2px solid #ff5b55;
+  background-color: transparent;
+}
+
 .copyButton.secondaryCopy {
   color: var(--textColor1);
   border-color: var(--textColor1);

src/button/CopyButton.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 useClipboard from "react-use-clipboard";
 import { ReactComponent as CheckIcon } from "../icons/Check.svg";

src/button/LinkButton.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { Link } from "react-router-dom";
 import classNames from "classnames";

src/button/index.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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.
+*/
+
 export * from "./Button";
 export * from "./CopyButton";
 export * from "./LinkButton";

src/form/Form.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 classNames from "classnames";
 import React, { forwardRef } from "react";
 import styles from "./Form.module.css";

src/home/CallList.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { Link } from "react-router-dom";
 import { CopyButton } from "../button";

src/home/JoinExistingCallModal.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { Modal, ModalContent } from "../Modal";
 import { Button } from "../button";

src/home/RegisteredView.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { useState, useCallback } from "react";
 import { createRoom, roomAliasFromRoomName } from "../matrix-utils";
 import { useGroupCallRooms } from "./useGroupCallRooms";
@@ -13,22 +29,25 @@ import { JoinExistingCallModal } from "./JoinExistingCallModal";
 import { useHistory } from "react-router-dom";
 import { Headline, Title } from "../typography/Typography";
 import { Form } from "../form/Form";
+import { useShouldShowPtt } from "../useShouldShowPtt";
 
 export function RegisteredView({ client }) {
   const [loading, setLoading] = useState(false);
   const [error, setError] = useState();
   const history = useHistory();
+  const shouldShowPtt = useShouldShowPtt();
   const onSubmit = useCallback(
     (e) => {
       e.preventDefault();
       const data = new FormData(e.target);
       const roomName = data.get("callName");
+      const ptt = data.get("ptt") !== null;
 
       async function submit() {
         setError(undefined);
         setLoading(true);
 
-        const roomIdOrAlias = await createRoom(client, roomName);
+        const roomIdOrAlias = await createRoom(client, roomName, ptt);
 
         if (roomIdOrAlias) {
           history.push(`/room/${roomIdOrAlias}`);
@@ -87,6 +106,7 @@ export function RegisteredView({ client }) {
                 required
                 autoComplete="off"
               />
+
               <Button
                 type="submit"
                 size="lg"
@@ -96,6 +116,16 @@ export function RegisteredView({ client }) {
                 {loading ? "Loading..." : "Go"}
               </Button>
             </FieldRow>
+            {shouldShowPtt && (
+              <FieldRow className={styles.fieldRow}>
+                <InputField
+                  id="ptt"
+                  name="ptt"
+                  label="Push to Talk"
+                  type="checkbox"
+                />
+              </FieldRow>
+            )}
             {error && (
               <FieldRow className={styles.fieldRow}>
                 <ErrorMessage>{error.message}</ErrorMessage>

src/home/RegisteredView.module.css

@@ -7,6 +7,10 @@
 }
 
 .fieldRow {
+  margin-bottom: 24px;
+}
+
+.fieldRow:last-child {
   margin-bottom: 0;
 }
 

src/home/UnauthenticatedView.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, useState } from "react";
 import { Header, HeaderLogo, LeftNav, RightNav } from "../Header";
 import { UserMenuContainer } from "../UserMenuContainer";
@@ -15,8 +31,10 @@ import { Form } from "../form/Form";
 import styles from "./UnauthenticatedView.module.css";
 import commonStyles from "./common.module.css";
 import { generateRandomName } from "../auth/generateRandomName";
+import { useShouldShowPtt } from "../useShouldShowPtt";
 
 export function UnauthenticatedView() {
+  const shouldShowPtt = useShouldShowPtt();
   const [loading, setLoading] = useState(false);
   const [error, setError] = useState();
   const [{ privacyPolicyUrl, recaptchaKey }, register] =
@@ -28,6 +46,7 @@ export function UnauthenticatedView() {
       const data = new FormData(e.target);
       const roomName = data.get("callName");
       const displayName = data.get("displayName");
+      const ptt = data.get("ptt") !== null;
 
       async function submit() {
         setError(undefined);
@@ -41,7 +60,7 @@ export function UnauthenticatedView() {
           recaptchaResponse,
           true
         );
-        const roomIdOrAlias = await createRoom(client, roomName);
+        const roomIdOrAlias = await createRoom(client, roomName, ptt);
 
         if (roomIdOrAlias) {
           history.push(`/room/${roomIdOrAlias}`);
@@ -111,6 +130,16 @@ export function UnauthenticatedView() {
                 autoComplete="off"
               />
             </FieldRow>
+            {shouldShowPtt && (
+              <FieldRow>
+                <InputField
+                  id="ptt"
+                  name="ptt"
+                  label="Push to Talk"
+                  type="checkbox"
+                />
+              </FieldRow>
+            )}
             <Caption>
               By clicking "Go", you agree to our{" "}
               <Link href={privacyPolicyUrl}>Terms and conditions</Link>

src/home/useGroupCallRooms.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useState, useEffect } from "react";
 
 const tsCache = {};
@@ -81,7 +97,7 @@ export function useGroupCallRooms(client) {
       client.removeListener("GroupCall.incoming", updateRooms);
       client.removeListener("GroupCall.participants", updateRooms);
     };
-  }, []);
+  }, [client]);
 
   return rooms;
 }

src/input/AvatarInputField.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useObjectRef } from "@react-aria/utils";
 import React, { useEffect } from "react";
 import { useCallback } from "react";

src/input/Input.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { forwardRef } from "react";
 import classNames from "classnames";
 import styles from "./Input.module.css";

src/input/SelectInput.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { useRef } from "react";
 import { HiddenSelect, useSelect } from "@react-aria/select";
 import { useButton } from "@react-aria/button";

src/input/Toggle.jsx

@@ -0,0 +1,57 @@
+/*
+Copyright 2022 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, useRef } from "react";
+import styles from "./Toggle.module.css";
+import { useToggleButton } from "@react-aria/button";
+import classNames from "classnames";
+import { Field } from "./Input";
+
+export function Toggle({ id, label, className, onChange, isSelected }) {
+  const buttonRef = useRef();
+  const toggle = useCallback(() => {
+    onChange(!isSelected);
+  });
+  const { buttonProps } = useToggleButton(
+    { isSelected },
+    { toggle },
+    buttonRef
+  );
+
+  return (
+    <Field
+      className={classNames(
+        styles.toggle,
+        { [styles.on]: isSelected },
+        className
+      )}
+    >
+      <button
+        {...buttonProps}
+        ref={buttonRef}
+        id={id}
+        className={classNames(styles.button, {
+          [styles.isPressed]: isSelected,
+        })}
+      >
+        <div className={styles.ball} />
+      </button>
+      <label className={styles.label} htmlFor={id}>
+        {label}
+      </label>
+    </Field>
+  );
+}

src/input/Toggle.module.css

@@ -0,0 +1,46 @@
+.toggle {
+  align-items: center;
+  margin-bottom: 20px;
+}
+
+.button {
+  position: relative;
+  padding: 0;
+  transition: background-color 0.2s ease-out 0.1s;
+  width: 44px;
+  height: 24px;
+  border: none;
+  border-radius: 21px;
+  background-color: #6f7882;
+  cursor: pointer;
+  margin-right: 8px;
+}
+
+.ball {
+  transition: left 0.15s ease-out 0.1s;
+  position: absolute;
+  width: 20px;
+  height: 20px;
+  border-radius: 21px;
+  background-color: #15191e;
+  left: 2px;
+  top: 2px;
+}
+
+.label {
+  padding: 10px 8px;
+  line-height: 24px;
+  color: #6f7882;
+}
+
+.toggle.on .button {
+  background-color: #0dbd8b;
+}
+
+.toggle.on .ball {
+  left: 22px;
+}
+
+.toggle.on .label {
+  color: #ffffff;
+}

src/main.jsx

@@ -54,6 +54,7 @@ const history = createBrowserHistory();
 
 Sentry.init({
   dsn: import.meta.env.VITE_SENTRY_DSN,
+  environment: import.meta.env.VITE_SENTRY_ENVIRONMENT ?? "production",
   integrations: [
     new Integrations.BrowserTracing({
       routingInstrumentation: Sentry.reactRouterV5Instrumentation(history),

src/matrix-utils.js

@@ -76,7 +76,7 @@ export function isLocalRoomId(roomId) {
   return parts[1] === defaultHomeserverHost;
 }
 
-export async function createRoom(client, name) {
+export async function createRoom(client, name, isPtt = false) {
   const { room_id, room_alias } = await client.createRoom({
     visibility: "private",
     preset: "public_chat",
@@ -107,9 +107,12 @@ export async function createRoom(client, name) {
     },
   });
 
+  console.log({ isPtt });
+
   await client.createGroupCall(
     room_id,
-    GroupCallType.Video,
+    isPtt ? GroupCallType.Voice : GroupCallType.Video,
+    isPtt,
     GroupCallIntent.Prompt
   );
 

src/popover/Popover.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { forwardRef, useRef } from "react";
 import { DismissButton, useOverlay } from "@react-aria/overlays";
 import { FocusScope } from "@react-aria/focus";

src/popover/PopoverMenu.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { forwardRef, useRef } from "react";
 import styles from "./PopoverMenu.module.css";
 import { useMenuTriggerState } from "@react-stately/menu";

src/profile/ProfileModal.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, useState } from "react";
 import { Button } from "../button";
 import { useProfile } from "./useProfile";

src/profile/useProfile.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useState, useCallback, useEffect } from "react";
 import { getAvatarUrl } from "../matrix-utils";
 

src/room/AudioPreview.jsx

@@ -0,0 +1,77 @@
+/*
+Copyright 2022 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 styles from "./AudioPreview.module.css";
+import { GroupCallState } from "matrix-js-sdk/src/webrtc/groupCall";
+import { SelectInput } from "../input/SelectInput";
+import { Item } from "@react-stately/collections";
+import { Body } from "../typography/Typography";
+
+export function AudioPreview({
+  state,
+  roomName,
+  audioInput,
+  audioInputs,
+  setAudioInput,
+  audioOutput,
+  audioOutputs,
+  setAudioOutput,
+}) {
+  return (
+    <>
+      <h1>{`${roomName} - Radio Call`}</h1>
+      <div className={styles.preview}>
+        {state === GroupCallState.LocalCallFeedUninitialized && (
+          <Body fontWeight="semiBold" className={styles.microphonePermissions}>
+            Microphone permissions needed to join the call.
+          </Body>
+        )}
+        {state === GroupCallState.InitializingLocalCallFeed && (
+          <Body fontWeight="semiBold" className={styles.microphonePermissions}>
+            Accept microphone permissions to join the call.
+          </Body>
+        )}
+        {state === GroupCallState.LocalCallFeedInitialized && (
+          <>
+            <SelectInput
+              label="Microphone"
+              selectedKey={audioInput}
+              onSelectionChange={setAudioInput}
+              className={styles.inputField}
+            >
+              {audioInputs.map(({ deviceId, label }) => (
+                <Item key={deviceId}>{label}</Item>
+              ))}
+            </SelectInput>
+            {audioOutputs.length > 0 && (
+              <SelectInput
+                label="Speaker"
+                selectedKey={audioOutput}
+                onSelectionChange={setAudioOutput}
+                className={styles.inputField}
+              >
+                {audioOutputs.map(({ deviceId, label }) => (
+                  <Item key={deviceId}>{label}</Item>
+                ))}
+              </SelectInput>
+            )}
+          </>
+        )}
+      </div>
+    </>
+  );
+}

src/room/AudioPreview.module.css

@@ -0,0 +1,27 @@
+.preview {
+  margin: 20px 0;
+  padding: 24px 20px;
+  border-radius: 8px;
+  width: calc(100% - 40px);
+  max-width: 414px;
+}
+
+.inputField {
+  width: 100%;
+}
+
+.inputField:last-child {
+  margin-bottom: 0;
+}
+
+.microphonePermissions {
+  margin: 20px;
+  text-align: center;
+}
+
+@media (min-width: 800px) {
+  .preview {
+    margin-top: 40px;
+    background-color: #21262c;
+  }
+}

src/room/CallEndedView.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 styles from "./CallEndedView.module.css";
 import { LinkButton } from "../button";

src/room/FeedbackModal.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { Modal, ModalContent } from "../Modal";
 import { Button } from "../button";

src/room/GridLayoutMenu.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { Button } from "../button";
 import { PopoverMenuTrigger } from "../popover/PopoverMenu";

src/room/GroupCallInspector.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { Resizable } from "re-resizable";
 import React, {
   useEffect,

src/room/GroupCallLoader.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useLoadGroupCall } from "./useLoadGroupCall";
 import { ErrorView, FullScreenView } from "../FullScreenView";

src/room/GroupCallView.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, useState } from "react";
 import { useHistory } from "react-router-dom";
 import { GroupCallState } from "matrix-js-sdk/src/webrtc/groupCall";
@@ -5,6 +21,7 @@ import { useGroupCall } from "./useGroupCall";
 import { ErrorView, FullScreenView } from "../FullScreenView";
 import { LobbyView } from "./LobbyView";
 import { InCallView } from "./InCallView";
+import { PTTCallView } from "./PTTCallView";
 import { CallEndedView } from "./CallEndedView";
 import { useSentryGroupCallHandler } from "./useSentryGroupCallHandler";
 import { useLocationNavigation } from "../useLocationNavigation";
@@ -47,6 +64,7 @@ export function GroupCallView({
     localScreenshareFeed,
     screenshareFeeds,
     hasLocalParticipant,
+    participants,
   } = useGroupCall(groupCall);
 
   useEffect(() => {
@@ -72,27 +90,43 @@ export function GroupCallView({
   if (error) {
     return <ErrorView error={error} />;
   } else if (state === GroupCallState.Entered) {
-    return (
-      <InCallView
-        groupCall={groupCall}
-        client={client}
-        roomName={groupCall.room.name}
-        microphoneMuted={microphoneMuted}
-        localVideoMuted={localVideoMuted}
-        toggleLocalVideoMuted={toggleLocalVideoMuted}
-        toggleMicrophoneMuted={toggleMicrophoneMuted}
-        userMediaFeeds={userMediaFeeds}
-        activeSpeaker={activeSpeaker}
-        onLeave={onLeave}
-        toggleScreensharing={toggleScreensharing}
-        isScreensharing={isScreensharing}
-        localScreenshareFeed={localScreenshareFeed}
-        screenshareFeeds={screenshareFeeds}
-        setShowInspector={onChangeShowInspector}
-        showInspector={showInspector}
-        roomId={roomId}
-      />
-    );
+    if (groupCall.isPtt) {
+      return (
+        <PTTCallView
+          client={client}
+          roomId={roomId}
+          roomName={groupCall.room.name}
+          groupCall={groupCall}
+          participants={participants}
+          userMediaFeeds={userMediaFeeds}
+          onLeave={onLeave}
+          setShowInspector={onChangeShowInspector}
+          showInspector={showInspector}
+        />
+      );
+    } else {
+      return (
+        <InCallView
+          groupCall={groupCall}
+          client={client}
+          roomName={groupCall.room.name}
+          microphoneMuted={microphoneMuted}
+          localVideoMuted={localVideoMuted}
+          toggleLocalVideoMuted={toggleLocalVideoMuted}
+          toggleMicrophoneMuted={toggleMicrophoneMuted}
+          userMediaFeeds={userMediaFeeds}
+          activeSpeaker={activeSpeaker}
+          onLeave={onLeave}
+          toggleScreensharing={toggleScreensharing}
+          isScreensharing={isScreensharing}
+          localScreenshareFeed={localScreenshareFeed}
+          screenshareFeeds={screenshareFeeds}
+          setShowInspector={onChangeShowInspector}
+          showInspector={showInspector}
+          roomId={roomId}
+        />
+      );
+    }
   } else if (state === GroupCallState.Entering) {
     return (
       <FullScreenView>
@@ -105,6 +139,7 @@ export function GroupCallView({
     return (
       <LobbyView
         client={client}
+        groupCall={groupCall}
         hasLocalParticipant={hasLocalParticipant}
         roomName={groupCall.room.name}
         state={state}

src/room/InCallView.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, useMemo } from "react";
 import styles from "./InCallView.module.css";
 import {

src/room/InviteModal.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { Modal, ModalContent } from "../Modal";
 import { CopyButton } from "../button";

src/room/LobbyView.jsx

@@ -1,23 +1,36 @@
+/*
+Copyright 2022 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, { useEffect, useRef } from "react";
 import styles from "./LobbyView.module.css";
-import { Button, CopyButton, MicButton, VideoButton } from "../button";
+import { Button, CopyButton } from "../button";
 import { Header, LeftNav, RightNav, RoomHeaderInfo } from "../Header";
 import { GroupCallState } from "matrix-js-sdk/src/webrtc/groupCall";
 import { useCallFeed } from "../video-grid/useCallFeed";
-import { useMediaStream } from "../video-grid/useMediaStream";
 import { getRoomUrl } from "../matrix-utils";
-import { OverflowMenu } from "./OverflowMenu";
 import { UserMenuContainer } from "../UserMenuContainer";
 import { Body, Link } from "../typography/Typography";
-import { Avatar } from "../Avatar";
-import { useProfile } from "../profile/useProfile";
-import useMeasure from "react-use-measure";
-import { ResizeObserver } from "@juggle/resize-observer";
 import { useLocationNavigation } from "../useLocationNavigation";
 import { useMediaHandler } from "../settings/useMediaHandler";
+import { VideoPreview } from "./VideoPreview";
+import { AudioPreview } from "./AudioPreview";
 
 export function LobbyView({
   client,
+  groupCall,
   roomName,
   state,
   onInitLocalCallFeed,
@@ -32,11 +45,14 @@ export function LobbyView({
   roomId,
 }) {
   const { stream } = useCallFeed(localCallFeed);
-  const { audioOutput } = useMediaHandler();
-  const videoRef = useMediaStream(stream, audioOutput, true);
-  const { displayName, avatarUrl } = useProfile(client);
-  const [previewRef, previewBounds] = useMeasure({ polyfill: ResizeObserver });
-  const avatarSize = (previewBounds.height - 66) / 2;
+  const {
+    audioInput,
+    audioInputs,
+    setAudioInput,
+    audioOutput,
+    audioOutputs,
+    setAudioOutput,
+  } = useMediaHandler();
 
   useEffect(() => {
     onInitLocalCallFeed();
@@ -64,53 +80,31 @@ export function LobbyView({
       </Header>
       <div className={styles.joinRoom}>
         <div className={styles.joinRoomContent}>
-          <div className={styles.preview} ref={previewRef}>
-            <video ref={videoRef} muted playsInline disablePictureInPicture />
-            {state === GroupCallState.LocalCallFeedUninitialized && (
-              <Body fontWeight="semiBold" className={styles.webcamPermissions}>
-                Webcam/microphone permissions needed to join the call.
-              </Body>
-            )}
-            {state === GroupCallState.InitializingLocalCallFeed && (
-              <Body fontWeight="semiBold" className={styles.webcamPermissions}>
-                Accept webcam/microphone permissions to join the call.
-              </Body>
-            )}
-            {state === GroupCallState.LocalCallFeedInitialized && (
-              <>
-                {localVideoMuted && (
-                  <div className={styles.avatarContainer}>
-                    <Avatar
-                      style={{
-                        width: avatarSize,
-                        height: avatarSize,
-                        borderRadius: avatarSize,
-                        fontSize: Math.round(avatarSize / 2),
-                      }}
-                      src={avatarUrl}
-                      fallback={displayName.slice(0, 1).toUpperCase()}
-                    />
-                  </div>
-                )}
-                <div className={styles.previewButtons}>
-                  <MicButton
-                    muted={microphoneMuted}
-                    onPress={toggleMicrophoneMuted}
-                  />
-                  <VideoButton
-                    muted={localVideoMuted}
-                    onPress={toggleLocalVideoMuted}
-                  />
-                  <OverflowMenu
-                    roomId={roomId}
-                    setShowInspector={setShowInspector}
-                    showInspector={showInspector}
-                    client={client}
-                  />
-                </div>
-              </>
-            )}
-          </div>
+          {groupCall.isPtt ? (
+            <AudioPreview
+              roomName={roomName}
+              state={state}
+              audioInput={audioInput}
+              audioInputs={audioInputs}
+              setAudioInput={setAudioInput}
+              audioOutput={audioOutput}
+              audioOutputs={audioOutputs}
+              setAudioOutput={setAudioOutput}
+            />
+          ) : (
+            <VideoPreview
+              state={state}
+              client={client}
+              microphoneMuted={microphoneMuted}
+              localVideoMuted={localVideoMuted}
+              toggleLocalVideoMuted={toggleLocalVideoMuted}
+              toggleMicrophoneMuted={toggleMicrophoneMuted}
+              setShowInspector={setShowInspector}
+              showInspector={showInspector}
+              stream={stream}
+              audioOutput={audioOutput}
+            />
+          )}
           <Button
             ref={joinCallButtonRef}
             className={styles.copyButton}

src/room/LobbyView.module.css

@@ -46,58 +46,6 @@ limitations under the License.
   margin-top: 50px;
 }
 
-.preview {
-  position: relative;
-  min-height: 280px;
-  height: 50vh;
-  border-radius: 24px;
-  overflow: hidden;
-  background-color: var(--bgColor3);
-  margin: 20px;
-}
-
-.preview video {
-  width: calc(100% + 1px);
-  height: 100%;
-  object-fit: contain;
-  background-color: black;
-  /* transform scale doesn't perfectly match width, so make -1.01 border issues */
-  transform: scaleX(-1.01);
-}
-
-.avatarContainer {
-  position: absolute;
-  top: 0;
-  left: 0;
-  right: 0;
-  bottom: 66px;
-  display: flex;
-  justify-content: center;
-  align-items: center;
-  background-color: var(--bgColor3);
-}
-
-.webcamPermissions {
-  position: absolute;
-  top: 50%;
-  left: 50%;
-  transform: translate(-50%, -50%);
-  margin: 0;
-  text-align: center;
-}
-
-.previewButtons {
-  position: absolute;
-  bottom: 0;
-  left: 0;
-  right: 0;
-  height: 66px;
-  display: flex;
-  justify-content: center;
-  align-items: center;
-  background-color: rgba(23, 25, 28, 0.9);
-}
-
 .joinCallButton {
   position: absolute;
   width: 100%;
@@ -118,17 +66,3 @@ limitations under the License.
 .copyButton:last-child {
   margin-bottom: 0;
 }
-
-.previewButtons > * {
-  margin-right: 30px;
-}
-
-.previewButtons > :last-child {
-  margin-right: 0px;
-}
-
-@media (min-width: 800px) {
-  .preview {
-    margin-top: 40px;
-  }
-}

src/room/OverflowMenu.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 } from "react";
 import { Button } from "../button";
 import { Menu } from "../Menu";

src/room/PTTButton.module.css

@@ -0,0 +1,25 @@
+.pttButton {
+  width: 100vw;
+  height: 100vh;
+  max-height: 232px;
+  max-width: 232px;
+  border-radius: 116px;
+  color: ##fff;
+  border: 6px solid #0dbd8b;
+  background-color: #21262c;
+  position: relative;
+  padding: 0;
+}
+
+.talking {
+  background-color: #0dbd8b;
+  box-shadow: 0px 0px 0px 17px rgba(13, 189, 139, 0.2),
+    0px 0px 0px 34px rgba(13, 189, 139, 0.2);
+}
+
+.error {
+  background-color: #ff5b55;
+  border-color: #ff5b55;
+  box-shadow: 0px 0px 0px 17px rgba(255, 91, 85, 0.2),
+    0px 0px 0px 34px rgba(255, 91, 85, 0.2);
+}

src/room/PTTButton.tsx

@@ -0,0 +1,164 @@
+/*
+Copyright 2022 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, useState, createRef } from "react";
+import classNames from "classnames";
+
+import styles from "./PTTButton.module.css";
+import { ReactComponent as MicIcon } from "../icons/Mic.svg";
+import { Avatar } from "../Avatar";
+
+interface Props {
+  showTalkOverError: boolean;
+  activeSpeakerUserId: string;
+  activeSpeakerDisplayName: string;
+  activeSpeakerAvatarUrl: string;
+  activeSpeakerIsLocalUser: boolean;
+  size: number;
+  startTalking: () => void;
+  stopTalking: () => void;
+}
+
+interface State {
+  isHeld: boolean;
+  // If the button is being pressed by touch, the ID of that touch
+  activeTouchID: number | null;
+}
+
+export const PTTButton: React.FC<Props> = ({
+  showTalkOverError,
+  activeSpeakerUserId,
+  activeSpeakerDisplayName,
+  activeSpeakerAvatarUrl,
+  activeSpeakerIsLocalUser,
+  size,
+  startTalking,
+  stopTalking,
+}) => {
+  const buttonRef = createRef<HTMLButtonElement>();
+
+  const [{ isHeld, activeTouchID }, setState] = useState<State>({
+    isHeld: false,
+    activeTouchID: null,
+  });
+  const onWindowMouseUp = useCallback(
+    (e) => {
+      if (isHeld) stopTalking();
+      setState({ isHeld: false, activeTouchID: null });
+    },
+    [isHeld, setState, stopTalking]
+  );
+
+  const onWindowTouchEnd = useCallback(
+    (e: TouchEvent) => {
+      // ignore any ended touches that weren't the one pressing the
+      // button (bafflingly the TouchList isn't an iterable so we
+      // have to do this a really old-school way).
+      let touchFound = false;
+      for (let i = 0; i < e.changedTouches.length; ++i) {
+        if (e.changedTouches.item(i).identifier === activeTouchID) {
+          touchFound = true;
+          break;
+        }
+      }
+      if (!touchFound) return;
+
+      e.preventDefault();
+      if (isHeld) stopTalking();
+      setState({ isHeld: false, activeTouchID: null });
+    },
+    [isHeld, activeTouchID, setState, stopTalking]
+  );
+
+  const onButtonMouseDown = useCallback(
+    (e: React.MouseEvent<HTMLButtonElement>) => {
+      e.preventDefault();
+      setState({ isHeld: true, activeTouchID: null });
+      startTalking();
+    },
+    [setState, startTalking]
+  );
+
+  const onButtonTouchStart = useCallback(
+    (e: TouchEvent) => {
+      e.preventDefault();
+
+      if (isHeld) return;
+
+      setState({
+        isHeld: true,
+        activeTouchID: e.changedTouches.item(0).identifier,
+      });
+      startTalking();
+    },
+    [isHeld, setState, startTalking]
+  );
+
+  useEffect(() => {
+    const currentButtonElement = buttonRef.current;
+
+    // These listeners go on the window so even if the user's cursor / finger
+    // leaves the button while holding it, the button stays pushed until
+    // they stop clicking / tapping.
+    window.addEventListener("mouseup", onWindowMouseUp);
+    window.addEventListener("touchend", onWindowTouchEnd);
+    // This is a native DOM listener too because we want to preventDefault in it
+    // to stop also getting a click event, so we need it to be non-passive.
+    currentButtonElement.addEventListener("touchstart", onButtonTouchStart, {
+      passive: false,
+    });
+
+    return () => {
+      window.removeEventListener("mouseup", onWindowMouseUp);
+      window.removeEventListener("touchend", onWindowTouchEnd);
+      currentButtonElement.removeEventListener(
+        "touchstart",
+        onButtonTouchStart
+      );
+    };
+  }, [onWindowMouseUp, onWindowTouchEnd, onButtonTouchStart, buttonRef]);
+  return (
+    <button
+      className={classNames(styles.pttButton, {
+        [styles.talking]: activeSpeakerUserId,
+        [styles.error]: showTalkOverError,
+      })}
+      onMouseDown={onButtonMouseDown}
+      ref={buttonRef}
+    >
+      {activeSpeakerIsLocalUser || !activeSpeakerUserId ? (
+        <MicIcon
+          className={styles.micIcon}
+          width={size / 3}
+          height={size / 3}
+        />
+      ) : (
+        <Avatar
+          key={activeSpeakerUserId}
+          style={{
+            width: size - 12,
+            height: size - 12,
+            borderRadius: size - 12,
+            fontSize: Math.round((size - 12) / 2),
+          }}
+          src={activeSpeakerAvatarUrl}
+          fallback={activeSpeakerDisplayName.slice(0, 1).toUpperCase()}
+          className={styles.avatar}
+        />
+      )}
+    </button>
+  );
+};

src/room/PTTCallView.module.css

@@ -0,0 +1,112 @@
+.pttCallView {
+  position: relative;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  overflow: hidden;
+  min-height: 100%;
+  position: fixed;
+  height: 100%;
+  width: 100%;
+}
+
+@media (hover: none) {
+  .pttCallView {
+    user-select: none;
+  }
+}
+
+.center {
+  width: 100%;
+  display: flex;
+  flex: 1;
+  flex-direction: column;
+  align-items: center;
+}
+
+.participants {
+  display: flex;
+  flex-direction: column;
+  margin: 20px;
+}
+
+.participants > p {
+  color: #a9b2bc;
+  margin-bottom: 8px;
+}
+
+.facepile {
+  align-self: center;
+}
+
+.talkingInfo {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  margin-bottom: 20px;
+  height: 88px;
+}
+
+.speakerIcon {
+  margin-right: 8px;
+}
+
+.pttButtonContainer {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  flex: 1;
+  justify-content: center;
+}
+
+.actionTip {
+  margin-top: 20px;
+  margin-bottom: 20px;
+  font-size: 17px;
+}
+
+.footer {
+  position: relative;
+  display: flex;
+  justify-content: center;
+  height: 64px;
+  margin-bottom: 20px;
+}
+
+.footer > * {
+  margin-right: 30px;
+}
+
+.footer > :last-child {
+  margin-right: 0px;
+}
+
+@media (min-width: 800px) {
+  .participants {
+    margin-bottom: 67px;
+  }
+
+  .talkingInfo {
+    margin-bottom: 38px;
+  }
+
+  .center {
+    margin-top: 48px;
+  }
+
+  .actionTip {
+    margin-top: 42px;
+    margin-bottom: 45px;
+  }
+
+  .pttButtonContainer {
+    flex: 0;
+    margin-bottom: 0;
+    justify-content: flex-start;
+  }
+
+  .footer {
+    flex: auto;
+    order: 4;
+  }
+}

src/room/PTTCallView.tsx

@@ -0,0 +1,248 @@
+/*
+Copyright 2022 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 useMeasure from "react-use-measure";
+import { ResizeObserver } from "@juggle/resize-observer";
+import { GroupCall, MatrixClient, RoomMember } from "matrix-js-sdk";
+import { CallFeed } from "matrix-js-sdk/src/webrtc/callFeed";
+
+import { useModalTriggerState } from "../Modal";
+import { SettingsModal } from "../settings/SettingsModal";
+import { InviteModal } from "./InviteModal";
+import { HangupButton, InviteButton, SettingsButton } from "../button";
+import { Header, LeftNav, RightNav, RoomSetupHeaderInfo } from "../Header";
+import styles from "./PTTCallView.module.css";
+import { Facepile } from "../Facepile";
+import { PTTButton } from "./PTTButton";
+import { PTTFeed } from "./PTTFeed";
+import { useMediaHandler } from "../settings/useMediaHandler";
+import { usePTT } from "./usePTT";
+import { Timer } from "./Timer";
+import { Toggle } from "../input/Toggle";
+import { getAvatarUrl } from "../matrix-utils";
+import { ReactComponent as AudioIcon } from "../icons/Audio.svg";
+import { usePTTSounds } from "../sound/usePttSounds";
+import { PTTClips } from "../sound/PTTClips";
+
+function getPromptText(
+  showTalkOverError: boolean,
+  pttButtonHeld: boolean,
+  activeSpeakerIsLocalUser: boolean,
+  talkOverEnabled: boolean,
+  activeSpeakerUserId: string,
+  activeSpeakerDisplayName: string
+): string {
+  const isTouchScreen = Boolean(window.ontouchstart !== undefined);
+
+  if (showTalkOverError) {
+    return "You can't talk at the same time";
+  }
+
+  if (pttButtonHeld && activeSpeakerIsLocalUser) {
+    if (isTouchScreen) {
+      return "Release to stop";
+    } else {
+      return "Release spacebar key to stop";
+    }
+  }
+
+  if (talkOverEnabled && activeSpeakerUserId && !activeSpeakerIsLocalUser) {
+    if (isTouchScreen) {
+      return `Press and hold to talk over ${activeSpeakerDisplayName}`;
+    } else {
+      return `Press and hold spacebar to talk over ${activeSpeakerDisplayName}`;
+    }
+  }
+
+  if (isTouchScreen) {
+    return "Press and hold to talk";
+  } else {
+    return "Press and hold spacebar to talk";
+  }
+}
+
+interface Props {
+  client: MatrixClient;
+  roomId: string;
+  roomName: string;
+  groupCall: GroupCall;
+  participants: RoomMember[];
+  userMediaFeeds: CallFeed[];
+  onLeave: () => void;
+  setShowInspector: (boolean) => void;
+  showInspector: boolean;
+}
+
+export const PTTCallView: React.FC<Props> = ({
+  client,
+  roomId,
+  roomName,
+  groupCall,
+  participants,
+  userMediaFeeds,
+  onLeave,
+  setShowInspector,
+  showInspector,
+}) => {
+  const { modalState: inviteModalState, modalProps: inviteModalProps } =
+    useModalTriggerState();
+  const { modalState: settingsModalState, modalProps: settingsModalProps } =
+    useModalTriggerState();
+  const [containerRef, bounds] = useMeasure({ polyfill: ResizeObserver });
+  const facepileSize = bounds.width < 800 ? "sm" : "md";
+  const pttButtonSize = 232;
+  const pttBorderWidth = 6;
+
+  const { audioOutput } = useMediaHandler();
+
+  const {
+    startTalkingLocalRef,
+    startTalkingRemoteRef,
+    blockedRef,
+    endTalkingRef,
+    playClip,
+  } = usePTTSounds();
+
+  const {
+    pttButtonHeld,
+    isAdmin,
+    talkOverEnabled,
+    setTalkOverEnabled,
+    activeSpeakerUserId,
+    startTalking,
+    stopTalking,
+    transmitBlocked,
+  } = usePTT(client, groupCall, userMediaFeeds, playClip);
+
+  const showTalkOverError = pttButtonHeld && transmitBlocked;
+
+  const activeSpeakerIsLocalUser =
+    activeSpeakerUserId && client.getUserId() === activeSpeakerUserId;
+  const activeSpeakerUser = activeSpeakerUserId
+    ? client.getUser(activeSpeakerUserId)
+    : null;
+  const activeSpeakerAvatarUrl = activeSpeakerUser
+    ? getAvatarUrl(
+        client,
+        activeSpeakerUser.avatarUrl,
+        pttButtonSize - pttBorderWidth * 2
+      )
+    : null;
+  const activeSpeakerDisplayName = activeSpeakerUser
+    ? activeSpeakerUser.displayName
+    : "";
+
+  return (
+    <div className={styles.pttCallView} ref={containerRef}>
+      <PTTClips
+        startTalkingLocalRef={startTalkingLocalRef}
+        startTalkingRemoteRef={startTalkingRemoteRef}
+        endTalkingRef={endTalkingRef}
+        blockedRef={blockedRef}
+      />
+      <Header className={styles.header}>
+        <LeftNav>
+          <RoomSetupHeaderInfo roomName={roomName} onPress={onLeave} />
+        </LeftNav>
+        <RightNav />
+      </Header>
+      <div className={styles.center}>
+        <div className={styles.participants}>
+          <p>{`${participants.length} ${
+            participants.length > 1 ? "people" : "person"
+          } connected`}</p>
+          <Facepile
+            size={facepileSize}
+            max={8}
+            className={styles.facepile}
+            client={client}
+            participants={participants}
+          />
+        </div>
+        <div className={styles.footer}>
+          <SettingsButton onPress={() => settingsModalState.open()} />
+          <HangupButton onPress={onLeave} />
+          <InviteButton onPress={() => inviteModalState.open()} />
+        </div>
+
+        <div className={styles.pttButtonContainer}>
+          {activeSpeakerUserId ? (
+            <div className={styles.talkingInfo}>
+              <h2>
+                {!activeSpeakerIsLocalUser && (
+                  <AudioIcon className={styles.speakerIcon} />
+                )}
+                {activeSpeakerIsLocalUser
+                  ? "Talking..."
+                  : `${activeSpeakerDisplayName} is talking...`}
+              </h2>
+              <Timer value={activeSpeakerUserId} />
+            </div>
+          ) : (
+            <div className={styles.talkingInfo} />
+          )}
+          <PTTButton
+            showTalkOverError={showTalkOverError}
+            activeSpeakerUserId={activeSpeakerUserId}
+            activeSpeakerDisplayName={activeSpeakerDisplayName}
+            activeSpeakerAvatarUrl={activeSpeakerAvatarUrl}
+            activeSpeakerIsLocalUser={activeSpeakerIsLocalUser}
+            size={pttButtonSize}
+            startTalking={startTalking}
+            stopTalking={stopTalking}
+          />
+          <p className={styles.actionTip}>
+            {getPromptText(
+              showTalkOverError,
+              pttButtonHeld,
+              activeSpeakerIsLocalUser,
+              talkOverEnabled,
+              activeSpeakerUserId,
+              activeSpeakerDisplayName
+            )}
+          </p>
+          {userMediaFeeds.map((callFeed) => (
+            <PTTFeed
+              key={callFeed.userId}
+              callFeed={callFeed}
+              audioOutputDevice={audioOutput}
+            />
+          ))}
+          {isAdmin && (
+            <Toggle
+              isSelected={talkOverEnabled}
+              onChange={setTalkOverEnabled}
+              label="Talk over speaker"
+              id="talkOverEnabled"
+            />
+          )}
+        </div>
+      </div>
+
+      {settingsModalState.isOpen && (
+        <SettingsModal
+          {...settingsModalProps}
+          setShowInspector={setShowInspector}
+          showInspector={showInspector}
+        />
+      )}
+      {inviteModalState.isOpen && (
+        <InviteModal roomId={roomId} {...inviteModalProps} />
+      )}
+    </div>
+  );
+};

src/room/PTTFeed.jsx

@@ -0,0 +1,26 @@
+/*
+Copyright 2022 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 { useCallFeed } from "../video-grid/useCallFeed";
+import { useMediaStream } from "../video-grid/useMediaStream";
+import styles from "./PTTFeed.module.css";
+
+export function PTTFeed({ callFeed, audioOutputDevice }) {
+  const { isLocal, stream } = useCallFeed(callFeed);
+  const mediaRef = useMediaStream(stream, audioOutputDevice, isLocal);
+  return <audio ref={mediaRef} className={styles.audioFeed} playsInline />;
+}

src/room/PTTFeed.module.css

@@ -0,0 +1,3 @@
+.audioFeed {
+  display: none;
+}

src/room/RageshakeRequestModal.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { useEffect } from "react";
 import { Modal, ModalContent } from "../Modal";
 import { Button } from "../button";

src/room/RoomAuthView.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, useState } from "react";
 import styles from "./RoomAuthView.module.css";
 import { Button } from "../button";

src/room/RoomRedirect.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { useEffect } from "react";
 import { useLocation, useHistory } from "react-router-dom";
 import { defaultHomeserverHost } from "../matrix-utils";

src/room/Timer.jsx

@@ -0,0 +1,53 @@
+/*
+Copyright 2022 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, { useEffect, useState } from "react";
+
+function leftPad(value) {
+  return value < 10 ? "0" + value : value;
+}
+
+function formatTime(msElapsed) {
+  const secondsElapsed = msElapsed / 1000;
+  const hours = Math.floor(secondsElapsed / 3600);
+  const minutes = Math.floor(secondsElapsed / 60) - hours * 60;
+  const seconds = Math.floor(secondsElapsed - hours * 3600 - minutes * 60);
+  return `${leftPad(hours)}:${leftPad(minutes)}:${leftPad(seconds)}`;
+}
+
+export function Timer({ value }) {
+  const [timestamp, setTimestamp] = useState();
+
+  useEffect(() => {
+    const startTimeMs = performance.now();
+
+    let animationFrame;
+
+    function onUpdate(curTimeMs) {
+      const msElapsed = curTimeMs - startTimeMs;
+      setTimestamp(formatTime(msElapsed));
+      animationFrame = requestAnimationFrame(onUpdate);
+    }
+
+    onUpdate(startTimeMs);
+
+    return () => {
+      cancelAnimationFrame(animationFrame);
+    };
+  }, [value]);
+
+  return <p>{timestamp}</p>;
+}

src/room/VideoPreview.jsx

@@ -0,0 +1,96 @@
+/*
+Copyright 2022 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 { MicButton, VideoButton } from "../button";
+import { useMediaStream } from "../video-grid/useMediaStream";
+import { OverflowMenu } from "./OverflowMenu";
+import { Avatar } from "../Avatar";
+import { useProfile } from "../profile/useProfile";
+import useMeasure from "react-use-measure";
+import { ResizeObserver } from "@juggle/resize-observer";
+import { GroupCallState } from "matrix-js-sdk/src/webrtc/groupCall";
+import styles from "./VideoPreview.module.css";
+import { Body } from "../typography/Typography";
+
+export function VideoPreview({
+  client,
+  state,
+  roomId,
+  microphoneMuted,
+  localVideoMuted,
+  toggleLocalVideoMuted,
+  toggleMicrophoneMuted,
+  setShowInspector,
+  showInspector,
+  audioOutput,
+  stream,
+}) {
+  const videoRef = useMediaStream(stream, audioOutput, true);
+  const { displayName, avatarUrl } = useProfile(client);
+  const [previewRef, previewBounds] = useMeasure({ polyfill: ResizeObserver });
+  const avatarSize = (previewBounds.height - 66) / 2;
+
+  return (
+    <div className={styles.preview} ref={previewRef}>
+      <video ref={videoRef} muted playsInline disablePictureInPicture />
+      {state === GroupCallState.LocalCallFeedUninitialized && (
+        <Body fontWeight="semiBold" className={styles.webcamPermissions}>
+          Webcam/microphone permissions needed to join the call.
+        </Body>
+      )}
+      {state === GroupCallState.InitializingLocalCallFeed && (
+        <Body fontWeight="semiBold" className={styles.webcamPermissions}>
+          Accept webcam/microphone permissions to join the call.
+        </Body>
+      )}
+      {state === GroupCallState.LocalCallFeedInitialized && (
+        <>
+          {localVideoMuted && (
+            <div className={styles.avatarContainer}>
+              <Avatar
+                style={{
+                  width: avatarSize,
+                  height: avatarSize,
+                  borderRadius: avatarSize,
+                  fontSize: Math.round(avatarSize / 2),
+                }}
+                src={avatarUrl}
+                fallback={displayName.slice(0, 1).toUpperCase()}
+              />
+            </div>
+          )}
+          <div className={styles.previewButtons}>
+            <MicButton
+              muted={microphoneMuted}
+              onPress={toggleMicrophoneMuted}
+            />
+            <VideoButton
+              muted={localVideoMuted}
+              onPress={toggleLocalVideoMuted}
+            />
+            <OverflowMenu
+              roomId={roomId}
+              setShowInspector={setShowInspector}
+              showInspector={showInspector}
+              client={client}
+            />
+          </div>
+        </>
+      )}
+    </div>
+  );
+}

src/room/VideoPreview.module.css

@@ -0,0 +1,65 @@
+.preview {
+  position: relative;
+  min-height: 280px;
+  height: 50vh;
+  border-radius: 24px;
+  overflow: hidden;
+  background-color: var(--bgColor3);
+  margin: 20px;
+}
+
+.preview video {
+  width: calc(100% + 1px);
+  height: 100%;
+  object-fit: contain;
+  background-color: black;
+  /* transform scale doesn't perfectly match width, so make -1.01 border issues */
+  transform: scaleX(-1.01);
+}
+
+.avatarContainer {
+  position: absolute;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 66px;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  background-color: var(--bgColor3);
+}
+
+.webcamPermissions {
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  transform: translate(-50%, -50%);
+  margin: 0;
+  text-align: center;
+}
+
+.previewButtons {
+  position: absolute;
+  bottom: 0;
+  left: 0;
+  right: 0;
+  height: 66px;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  background-color: rgba(23, 25, 28, 0.9);
+}
+
+.previewButtons > * {
+  margin-right: 30px;
+}
+
+.previewButtons > :last-child {
+  margin-right: 0px;
+}
+
+@media (min-width: 800px) {
+  .preview {
+    margin-top: 40px;
+  }
+}

src/room/useGroupCall.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useCallback, useEffect, useState } from "react";
 import {
   GroupCallEvent,

src/room/useLoadGroupCall.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useState, useEffect } from "react";
 import { isLocalRoomId, createRoom, roomNameFromRoomId } from "../matrix-utils";
 
@@ -86,7 +102,7 @@ export function useLoadGroupCall(client, roomId, viaServers, createIfNotFound) {
       .catch((error) =>
         setState((prevState) => ({ ...prevState, loading: false, error }))
       );
-  }, [client, roomId, state.reloadId]);
+  }, [client, roomId, state.reloadId, createIfNotFound, viaServers]);
 
   return state;
 }

src/room/usePTT.ts

@@ -0,0 +1,278 @@
+/*
+Copyright 2022 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 { useCallback, useEffect, useState } from "react";
+import { MatrixClient } from "matrix-js-sdk/src/client";
+import { GroupCall } from "matrix-js-sdk/src/webrtc/groupCall";
+import { CallFeed, CallFeedEvent } from "matrix-js-sdk/src/webrtc/callFeed";
+import { logger } from "matrix-js-sdk/src/logger";
+
+import { PlayClipFunction, PTTClipID } from "../sound/usePttSounds";
+
+// Works out who the active speaker should be given what feeds are active and
+// the power level of each user.
+function getActiveSpeakerFeed(
+  feeds: CallFeed[],
+  groupCall: GroupCall
+): CallFeed | null {
+  const activeSpeakerFeeds = feeds.filter((f) => !f.isAudioMuted());
+
+  let activeSpeakerFeed = null;
+  let highestPowerLevel = null;
+  for (const feed of activeSpeakerFeeds) {
+    const member = groupCall.room.getMember(feed.userId);
+    if (highestPowerLevel === null || member.powerLevel > highestPowerLevel) {
+      highestPowerLevel = member.powerLevel;
+      activeSpeakerFeed = feed;
+    }
+  }
+
+  return activeSpeakerFeed;
+}
+
+export interface PTTState {
+  pttButtonHeld: boolean;
+  isAdmin: boolean;
+  talkOverEnabled: boolean;
+  setTalkOverEnabled: (boolean) => void;
+  activeSpeakerUserId: string;
+  startTalking: () => void;
+  stopTalking: () => void;
+  transmitBlocked: boolean;
+}
+
+export const usePTT = (
+  client: MatrixClient,
+  groupCall: GroupCall,
+  userMediaFeeds: CallFeed[],
+  playClip: PlayClipFunction
+): PTTState => {
+  // Used to serialise all the mute calls so they don't race. It has
+  // its own state as its always set separately from anything else.
+  const [mutePromise, setMutePromise] = useState(
+    Promise.resolve<boolean | void>(false)
+  );
+
+  // Wrapper to serialise all the mute operations on the promise
+  const setMicMuteWrapper = useCallback(
+    (muted: boolean) => {
+      setMutePromise(
+        mutePromise.then(() => {
+          return groupCall.setMicrophoneMuted(muted).catch((e) => {
+            logger.error("Failed to unmute microphone", e);
+          });
+        })
+      );
+    },
+    [groupCall, mutePromise]
+  );
+
+  const [
+    {
+      pttButtonHeld,
+      isAdmin,
+      talkOverEnabled,
+      activeSpeakerUserId,
+      transmitBlocked,
+    },
+    setState,
+  ] = useState(() => {
+    const roomMember = groupCall.room.getMember(client.getUserId());
+
+    const activeSpeakerFeed = getActiveSpeakerFeed(userMediaFeeds, groupCall);
+
+    return {
+      isAdmin: roomMember.powerLevel >= 100,
+      talkOverEnabled: false,
+      pttButtonHeld: false,
+      activeSpeakerUserId: activeSpeakerFeed ? activeSpeakerFeed.userId : null,
+      transmitBlocked: false,
+    };
+  });
+
+  const onMuteStateChanged = useCallback(() => {
+    const activeSpeakerFeed = getActiveSpeakerFeed(userMediaFeeds, groupCall);
+
+    let blocked = false;
+    if (activeSpeakerUserId === null && activeSpeakerFeed !== null) {
+      if (activeSpeakerFeed.userId === client.getUserId()) {
+        playClip(PTTClipID.START_TALKING_LOCAL);
+      } else {
+        playClip(PTTClipID.START_TALKING_REMOTE);
+      }
+    } else if (activeSpeakerUserId !== null && activeSpeakerFeed === null) {
+      playClip(PTTClipID.END_TALKING);
+    } else if (
+      pttButtonHeld &&
+      activeSpeakerUserId === client.getUserId() &&
+      activeSpeakerFeed?.userId !== client.getUserId()
+    ) {
+      // We were talking but we've been cut off: mute our own mic
+      // (this is the easier way of cutting other speakers off if an
+      // admin barges in: we could also mute the non-admin speaker
+      // on all receivers, but we'd have to make sure we unmuted them
+      // correctly.)
+      setMicMuteWrapper(true);
+      blocked = true;
+      playClip(PTTClipID.BLOCKED);
+    }
+
+    setState((prevState) => {
+      return {
+        ...prevState,
+        activeSpeakerUserId: activeSpeakerFeed
+          ? activeSpeakerFeed.userId
+          : null,
+        transmitBlocked: blocked,
+      };
+    });
+  }, [
+    playClip,
+    groupCall,
+    pttButtonHeld,
+    activeSpeakerUserId,
+    client,
+    userMediaFeeds,
+    setMicMuteWrapper,
+  ]);
+
+  useEffect(() => {
+    for (const callFeed of userMediaFeeds) {
+      callFeed.addListener(CallFeedEvent.MuteStateChanged, onMuteStateChanged);
+    }
+
+    const activeSpeakerFeed = getActiveSpeakerFeed(userMediaFeeds, groupCall);
+
+    setState((prevState) => ({
+      ...prevState,
+      activeSpeakerUserId: activeSpeakerFeed ? activeSpeakerFeed.userId : null,
+    }));
+
+    return () => {
+      for (const callFeed of userMediaFeeds) {
+        callFeed.removeListener(
+          CallFeedEvent.MuteStateChanged,
+          onMuteStateChanged
+        );
+      }
+    };
+  }, [userMediaFeeds, onMuteStateChanged, groupCall]);
+
+  const startTalking = useCallback(async () => {
+    if (pttButtonHeld) return;
+
+    let blocked = false;
+    if (activeSpeakerUserId && !(isAdmin && talkOverEnabled)) {
+      playClip(PTTClipID.BLOCKED);
+      blocked = true;
+    }
+    // setstate before doing the async call to mute / unmute the mic
+    setState((prevState) => ({
+      ...prevState,
+      pttButtonHeld: true,
+      transmitBlocked: blocked,
+    }));
+
+    if (!blocked && groupCall.isMicrophoneMuted()) {
+      setMicMuteWrapper(false);
+    }
+  }, [
+    pttButtonHeld,
+    groupCall,
+    activeSpeakerUserId,
+    isAdmin,
+    talkOverEnabled,
+    setState,
+    playClip,
+    setMicMuteWrapper,
+  ]);
+
+  const stopTalking = useCallback(async () => {
+    setState((prevState) => ({
+      ...prevState,
+      pttButtonHeld: false,
+      transmitBlocked: false,
+    }));
+
+    setMicMuteWrapper(true);
+  }, [setMicMuteWrapper]);
+
+  useEffect(() => {
+    function onKeyDown(event: KeyboardEvent): void {
+      if (event.code === "Space") {
+        event.preventDefault();
+
+        if (pttButtonHeld) return;
+
+        startTalking();
+      }
+    }
+
+    function onKeyUp(event: KeyboardEvent): void {
+      if (event.code === "Space") {
+        event.preventDefault();
+
+        stopTalking();
+      }
+    }
+
+    function onBlur(): void {
+      // TODO: We will need to disable this for a global PTT hotkey to work
+      if (!groupCall.isMicrophoneMuted()) {
+        setMicMuteWrapper(true);
+      }
+
+      setState((prevState) => ({ ...prevState, pttButtonHeld: false }));
+    }
+
+    window.addEventListener("keydown", onKeyDown);
+    window.addEventListener("keyup", onKeyUp);
+    window.addEventListener("blur", onBlur);
+
+    return () => {
+      window.removeEventListener("keydown", onKeyDown);
+      window.removeEventListener("keyup", onKeyUp);
+      window.removeEventListener("blur", onBlur);
+    };
+  }, [
+    groupCall,
+    startTalking,
+    stopTalking,
+    activeSpeakerUserId,
+    isAdmin,
+    talkOverEnabled,
+    pttButtonHeld,
+    setMicMuteWrapper,
+  ]);
+
+  const setTalkOverEnabled = useCallback((talkOverEnabled) => {
+    setState((prevState) => ({
+      ...prevState,
+      talkOverEnabled,
+    }));
+  }, []);
+
+  return {
+    pttButtonHeld,
+    isAdmin,
+    talkOverEnabled,
+    setTalkOverEnabled,
+    activeSpeakerUserId,
+    startTalking,
+    stopTalking,
+    transmitBlocked,
+  };
+};

src/room/usePageUnload.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useEffect } from "react";
 
 // https://stackoverflow.com/a/9039885

src/room/useSentryGroupCallHandler.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useEffect } from "react";
 import * as Sentry from "@sentry/react";
 

src/settings/SettingsModal.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { Modal } from "../Modal";
 import styles from "./SettingsModal.module.css";

src/settings/submit-rageshake.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useCallback, useContext, useEffect, useState } from "react";
 import { getLogsForReport } from "./rageshake";
 import pako from "pako";
@@ -223,7 +239,7 @@ export function useSubmitRageshake() {
         console.error(error);
       }
     },
-    [client]
+    [client, json, sending]
   );
 
   return {
@@ -294,7 +310,7 @@ export function useRageshakeRequestModal(roomId) {
     return () => {
       client.removeListener("event", onEvent);
     };
-  }, [modalState.open, roomId]);
+  }, [modalState.open, roomId, client, modalState]);
 
   return { modalState, modalProps: { ...modalProps, rageshakeRequestId } };
 }

src/settings/useMediaHandler.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, {
   useState,
   useEffect,

src/sound/PTTClips.module.css

@@ -0,0 +1,19 @@
+/*
+Copyright 2022 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.
+*/
+
+.pttClip {
+  display: none;
+}

src/sound/PTTClips.tsx

@@ -0,0 +1,70 @@
+/*
+Copyright 2022 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 startTalkLocalOggUrl from "./start_talk_local.ogg";
+import startTalkLocalMp3Url from "./start_talk_local.mp3";
+import startTalkRemoteOggUrl from "./start_talk_remote.ogg";
+import startTalkRemoteMp3Url from "./start_talk_remote.mp3";
+import endTalkOggUrl from "./end_talk.ogg";
+import endTalkMp3Url from "./end_talk.mp3";
+import blockedOggUrl from "./blocked.ogg";
+import blockedMp3Url from "./blocked.mp3";
+import styles from "./PTTClips.module.css";
+
+interface Props {
+  startTalkingLocalRef: React.RefObject<HTMLAudioElement>;
+  startTalkingRemoteRef: React.RefObject<HTMLAudioElement>;
+  endTalkingRef: React.RefObject<HTMLAudioElement>;
+  blockedRef: React.RefObject<HTMLAudioElement>;
+}
+
+export const PTTClips: React.FC<Props> = ({
+  startTalkingLocalRef,
+  startTalkingRemoteRef,
+  endTalkingRef,
+  blockedRef,
+}) => {
+  return (
+    <>
+      <audio
+        preload="true"
+        className={styles.pttClip}
+        ref={startTalkingLocalRef}
+      >
+        <source type="audio/ogg" src={startTalkLocalOggUrl} />
+        <source type="audio/mpeg" src={startTalkLocalMp3Url} />
+      </audio>
+      <audio
+        preload="true"
+        className={styles.pttClip}
+        ref={startTalkingRemoteRef}
+      >
+        <source type="audio/ogg" src={startTalkRemoteOggUrl} />
+        <source type="audio/mpeg" src={startTalkRemoteMp3Url} />
+      </audio>
+      <audio preload="true" className={styles.pttClip} ref={endTalkingRef}>
+        <source type="audio/ogg" src={endTalkOggUrl} />
+        <source type="audio/mpeg" src={endTalkMp3Url} />
+      </audio>
+      <audio preload="true" className={styles.pttClip} ref={blockedRef}>
+        <source type="audio/ogg" src={blockedOggUrl} />
+        <source type="audio/mpeg" src={blockedMp3Url} />
+      </audio>
+    </>
+  );
+};

src/sound/usePttSounds.ts

@@ -0,0 +1,77 @@
+/*
+Copyright 2022 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, useState } from "react";
+
+export enum PTTClipID {
+  START_TALKING_LOCAL,
+  START_TALKING_REMOTE,
+  END_TALKING,
+  BLOCKED,
+}
+
+export type PlayClipFunction = (clipID: PTTClipID) => void;
+
+interface PTTSounds {
+  startTalkingLocalRef: React.RefObject<HTMLAudioElement>;
+  startTalkingRemoteRef: React.RefObject<HTMLAudioElement>;
+  endTalkingRef: React.RefObject<HTMLAudioElement>;
+  blockedRef: React.RefObject<HTMLAudioElement>;
+  playClip: PlayClipFunction;
+}
+
+export const usePTTSounds = (): PTTSounds => {
+  const [startTalkingLocalRef] = useState(React.createRef<HTMLAudioElement>());
+  const [startTalkingRemoteRef] = useState(React.createRef<HTMLAudioElement>());
+  const [endTalkingRef] = useState(React.createRef<HTMLAudioElement>());
+  const [blockedRef] = useState(React.createRef<HTMLAudioElement>());
+
+  const playClip = useCallback(
+    async (clipID: PTTClipID) => {
+      let ref: React.RefObject<HTMLAudioElement>;
+
+      switch (clipID) {
+        case PTTClipID.START_TALKING_LOCAL:
+          ref = startTalkingLocalRef;
+          break;
+        case PTTClipID.START_TALKING_REMOTE:
+          ref = startTalkingRemoteRef;
+          break;
+        case PTTClipID.END_TALKING:
+          ref = endTalkingRef;
+          break;
+        case PTTClipID.BLOCKED:
+          ref = blockedRef;
+          break;
+      }
+      if (ref.current) {
+        ref.current.currentTime = 0;
+        await ref.current.play();
+      } else {
+        console.log("No media element found");
+      }
+    },
+    [startTalkingLocalRef, startTalkingRemoteRef, endTalkingRef, blockedRef]
+  );
+
+  return {
+    startTalkingLocalRef,
+    startTalkingRemoteRef,
+    endTalkingRef,
+    blockedRef,
+    playClip,
+  };
+};

src/tabs/Tabs.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { useRef } from "react";
 import { useTabList, useTab, useTabPanel } from "@react-aria/tabs";
 import { Item } from "@react-stately/collections";

src/tabs/Tabs.stories.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { TabContainer, TabItem } from "./Tabs";
 import { ReactComponent as AudioIcon } from "../icons/Audio.svg";

src/typography/Typography.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { forwardRef } from "react";
 import classNames from "classnames";
 import { Link as RouterLink } from "react-router-dom";

src/typography/Typography.stories.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { Headline, Title, Subtitle, Body, Caption, Micro } from "./Typography";
 

src/useShouldShowPtt.js

@@ -0,0 +1,6 @@
+import { useLocation } from "react-router-dom";
+
+export function useShouldShowPtt() {
+  const { hash } = useLocation();
+  return hash.startsWith("#ptt");
+}

src/video-grid/VideoGrid.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, useRef, useState } from "react";
 import { useDrag, useGesture } from "@use-gesture/react";
 import { useSprings } from "@react-spring/web";

src/video-grid/VideoGrid.module.css

@@ -4,4 +4,3 @@
   flex: 1;
   touch-action: none;
 }
-

src/video-grid/VideoGrid.stories.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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, { useState } from "react";
 import { VideoGrid, useVideoGridLayout } from "./VideoGrid";
 import { VideoTile } from "./VideoTile";

src/video-grid/VideoTile.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { animated } from "@react-spring/web";
 import classNames from "classnames";

src/video-grid/VideoTile.module.css

@@ -85,7 +85,7 @@
 .videoMutedOverlay {
   width: 100%;
   height: 100%;
-  background-color: #21262C;
+  background-color: #21262c;
 }
 
 .presenterLabel {
@@ -93,7 +93,7 @@
   top: 20px;
   left: 50%;
   transform: translateX(-50%);
-  background-color: #17191C;
+  background-color: #17191c;
   border-radius: 4px;
   display: flex;
   justify-content: center;
@@ -110,4 +110,4 @@
   width: 25%;
   max-width: 360px;
   border-radius: 20px;
-}
+}

src/video-grid/VideoTileContainer.jsx

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { SDPStreamMetadataPurpose } from "matrix-js-sdk/src/webrtc/callEventTypes";
 import React from "react";
 import { useCallFeed } from "./useCallFeed";

src/video-grid/useCallFeed.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useState, useEffect } from "react";
 import { CallFeedEvent } from "matrix-js-sdk/src/webrtc/callFeed";
 

src/video-grid/useMediaStream.js

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 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 { useRef, useEffect } from "react";
 
 export function useMediaStream(stream, audioOutputDevice, mute = false) {