VIDCS-3322: Implement full-screen right panel on mobile

frontend/src/components/MeetingRoom/Chat/Chat.tsx

@@ -22,7 +22,7 @@ export type ChatProps = {
  */
 const Chat = ({ handleClose, isOpen }: ChatProps): ReactElement | false => {
   const { messages } = useSessionContext();
-  const heightClass = '@apply h-[calc(100vh_-_240px)]';
+  const heightClass = '@apply h-[calc(100dvh_-_240px)]';
 
   return (
     isOpen && (

frontend/src/components/MeetingRoom/Emoji/Emoji.tsx

@@ -24,6 +24,7 @@ const Emoji = ({ emojiWrapper }: EmojiProps): ReactElement => {
     animationTimingFunction: 'linear',
     animationIterationCount: 1,
     maxWidth: '35%',
+    zIndex: 1,
   };
 
   return (

frontend/src/components/MeetingRoom/ParticipantList/ParticipantList.tsx

@@ -86,7 +86,7 @@ const ParticipantList = ({ handleClose, isOpen }: ParticipantListProps): ReactEl
             </Tooltip>
           </IconButton>
         </div>
-        <List sx={{ overflowX: 'auto', height: 'calc(100vh - 240px)' }}>
+        <List sx={{ overflowX: 'auto', height: 'calc(100dvh - 240px)' }}>
           <ParticipantListItem
             key="you"
             dataTestId="participant-list-item-you"

frontend/src/components/MeetingRoom/ReportIssue/FeedbackForm/FeedbackForm.tsx

@@ -7,6 +7,7 @@ import {
   REPORT_NAME_LIMIT,
 } from '../../../../utils/constants';
 import HelperText from './HelperText';
+import useIsSmallViewport from '../../../../hooks/useIsSmallViewport';
 
 export type FormType = {
   title: string;
@@ -58,15 +59,17 @@ const FeedbackForm = ({
   loading,
   onFileSelect,
 }: FeedbackFormType): ReactElement => {
-  const heightClass = '@apply h-[calc(100vh_-_240px)]';
+  const isSmallViewport = useIsSmallViewport();
+  const heightClass = '@apply h-[calc(100dvh_-_240px)]';
+  const widthClass = isSmallViewport ? '@apply w-[calc(100dvw_-_48px)]' : '';
 
   const getColorStyle = (value: string, maxLength: number) => {
     return value.length >= maxLength || value.length === 0 ? 'red' : 'inherit';
   };
 
   return loading ? (
     <Box
-      sx={{ display: 'flex', justifyContent: 'center', alignItems: 'center', minHeight: '100vh' }}
+      sx={{ display: 'flex', justifyContent: 'center', alignItems: 'center', minHeight: '100dvh' }}
     >
       <CircularProgress />
     </Box>
@@ -196,15 +199,14 @@ const FeedbackForm = ({
           <FilePicker onFileSelect={onFileSelect} />
         </Box>
       </div>
-      <div className="absolute inset-x-12 bottom-6 flex">
+      <div className={`${widthClass} bottom-6 mx-[24px] flex`}>
         <Button
           type="submit"
           variant="contained"
           fullWidth
           sx={{
             textTransform: 'none',
             fontSize: '1rem',
-            width: '18rem',
           }}
         >
           Send

frontend/src/components/MeetingRoom/ReportIssue/FeedbackForm/FilePicker/FilePicker.spec.tsx

@@ -1,21 +1,36 @@
 import { render, screen, fireEvent } from '@testing-library/react';
-import { describe, expect, it, vi, Mock } from 'vitest';
+import { describe, expect, it, vi, Mock, beforeEach } from 'vitest';
 import FilePicker from './FilePicker';
+import * as util from '../../../../../utils/util';
 import '@testing-library/jest-dom';
 
+vi.mock('../../../../../utils/util', () => ({ isMobile: vi.fn() }));
+
 describe('FilePicker component', () => {
   const mockFileSelect = vi.fn();
 
+  beforeEach(() => {
+    (util.isMobile as Mock).mockImplementation(() => false);
+  });
+
   it('renders the "Add screenshot" button initially', () => {
     render(<FilePicker onFileSelect={mockFileSelect} />);
     const addButton = screen.getByText(/add screenshot/i);
     expect(addButton).toBeInTheDocument();
   });
 
-  it('renders the "Capture screenshot" button initially', () => {
-    render(<FilePicker onFileSelect={mockFileSelect} />);
-    const addButton = screen.getByText(/capture screenshot/i);
-    expect(addButton).toBeInTheDocument();
+  describe('"Capture screenshot" button', () => {
+    it('is rendered on desktop devices', () => {
+      render(<FilePicker onFileSelect={mockFileSelect} />);
+      const addButton = screen.getByText(/capture screenshot/i);
+      expect(addButton).toBeInTheDocument();
+    });
+
+    it('is not rendered on mobile devices', () => {
+      (util.isMobile as Mock).mockImplementation(() => true);
+      const addButton = screen.queryByText(/capture screenshot/i);
+      expect(addButton).not.toBeInTheDocument();
+    });
   });
 
   it('uploads and previews a valid image file', async () => {

frontend/src/components/MeetingRoom/ReportIssue/FeedbackForm/FilePicker/FilePicker.tsx

@@ -2,6 +2,7 @@ import { ChangeEvent, useRef, useState, ReactElement } from 'react';
 import { Button, IconButton, Tooltip, Typography } from '@mui/material';
 import { Delete } from '@mui/icons-material';
 import captureScreenshot from '../../../../../utils/captureScreenshot';
+import { isMobile } from '../../../../../utils/util';
 
 // Setting the maximum file size to 20MB
 const maxFileSize = 2e7;
@@ -92,14 +93,22 @@ const FilePicker = ({
         )}
         {!imageSrc ? (
           <>
-            <Button
-              sx={{ width: '100%', textTransform: 'none', mb: 1 }}
-              variant="outlined"
-              component="label"
-              onClick={processScreenshot}
-            >
-              Capture screenshot
-            </Button>
+            {!isMobile() && (
+              // The screenshot capture relies on the getDisplayMedia browser API which is unsupported on mobile devices
+              // See: https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/getDisplayMedia#browser_compatibility
+              <Button
+                sx={{
+                  width: '100%',
+                  textTransform: 'none',
+                  mb: 1,
+                }}
+                variant="outlined"
+                component="label"
+                onClick={processScreenshot}
+              >
+                Capture screenshot
+              </Button>
+            )}
             <Button
               sx={{ width: '100%', textTransform: 'none' }}
               variant="outlined"

frontend/src/components/MeetingRoom/RightPanel/RightPanel.tsx

@@ -3,8 +3,7 @@ import ParticipantList from '../ParticipantList/ParticipantList';
 import Chat from '../Chat';
 import ReportIssue from '../ReportIssue';
 import type { RightPanelActiveTab } from '../../../hooks/useRightPanel';
-
-const height = '@apply h-[calc(100vh_-_96px)]';
+import useIsSmallViewport from '../../../hooks/useIsSmallViewport';
 
 export type RightPanelProps = {
   handleClose: () => void;
@@ -21,16 +20,19 @@ export type RightPanelProps = {
  * @returns {ReactElement} RightPanel Component
  */
 const RightPanel = ({ activeTab, handleClose }: RightPanelProps): ReactElement => {
+  const isSmallViewport = useIsSmallViewport();
+  const width = isSmallViewport ? 'w-dvw' : 'w-[360px]';
+  const margins = isSmallViewport ? 'm-0' : 'mr-4 mt-4';
+  const height = isSmallViewport
+    ? '@apply h-[calc(100dvh_-_80px)]'
+    : '@apply h-[calc(100dvh_-_96px)]';
+  const className = `${height} absolute top-0 ${margins} ${width} overflow-hidden rounded bg-white transition-[right] ${activeTab === 'closed' ? 'right-[-380px] hidden' : 'right-0'}`;
+
   return (
-    <div
-      data-testid="right-panel"
-      className={`${height} absolute top-0 mr-4 mt-4 w-[360px] overflow-hidden rounded bg-white transition-[right] ${activeTab === 'closed' ? 'right-[-380px] hidden' : 'right-0'}`}
-    >
-      <div>
-        <ParticipantList handleClose={handleClose} isOpen={activeTab === 'participant-list'} />
-        <Chat handleClose={handleClose} isOpen={activeTab === 'chat'} />
-        <ReportIssue handleClose={handleClose} isOpen={activeTab === 'issues'} />
-      </div>
+    <div data-testid="right-panel" className={className}>
+      <ParticipantList handleClose={handleClose} isOpen={activeTab === 'participant-list'} />
+      <Chat handleClose={handleClose} isOpen={activeTab === 'chat'} />
+      <ReportIssue handleClose={handleClose} isOpen={activeTab === 'issues'} />
     </div>
   );
 };

frontend/src/pages/MeetingRoom/MeetingRoom.tsx

@@ -13,6 +13,8 @@ import useRoomName from '../../hooks/useRoomName';
 import isValidRoomName from '../../utils/isValidRoomName';
 import useIsSmallViewport from '../../hooks/useIsSmallViewport';
 
+const height = '@apply h-[calc(100dvh_-_80px)]';
+
 /**
  * MeetingRoom Component
  *
@@ -82,7 +84,7 @@ const MeetingRoom = (): ReactElement => {
   }, [publishingError, navigate, roomName]);
 
   return (
-    <div data-testid="meetingRoom" className="w-screen bg-darkGray-100">
+    <div data-testid="meetingRoom" className={`${height} w-screen bg-darkGray-100`}>
       {isSmallViewPort && <SmallViewportHeader />}
       <VideoTileCanvas
         isSharingScreen={isSharingScreen}