✨(frontend) introduce a side panel for effects

It simply render the video track if enabled. It's a basis
for building the 'blur your screen' feature.

More in the upcoming commits.

src/frontend/src/features/rooms/livekit/components/Effects.tsx

@@ -0,0 +1,68 @@
+import { useEffect, useRef } from 'react'
+import { useLocalParticipant } from '@livekit/components-react'
+import { LocalVideoTrack } from 'livekit-client'
+import { Div, P } from '@/primitives'
+import { useTranslation } from 'react-i18next'
+
+export const Effects = () => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'effects' })
+  const { isCameraEnabled, cameraTrack } = useLocalParticipant()
+  const videoRef = useRef<HTMLVideoElement>(null)
+
+  const localCameraTrack = cameraTrack?.track as LocalVideoTrack
+
+  useEffect(() => {
+    const videoElement = videoRef.current
+
+    const attachVideoTrack = async () => {
+      if (!videoElement) return
+      localCameraTrack?.attach(videoElement)
+    }
+
+    attachVideoTrack()
+
+    return () => {
+      if (!videoElement) return
+      localCameraTrack.detach(videoElement)
+    }
+  }, [localCameraTrack, isCameraEnabled])
+
+  return (
+    <Div padding="0 1.5rem">
+      {localCameraTrack && isCameraEnabled ? (
+        <video
+          ref={videoRef}
+          width="100%"
+          muted
+          style={{
+            transform: 'rotateY(180deg)',
+            minHeight: '173px',
+            borderRadius: '4px',
+          }}
+        />
+      ) : (
+        <div
+          style={{
+            width: '100%',
+            height: '174px',
+            display: 'flex',
+            backgroundColor: 'black',
+            justifyContent: 'center',
+            flexDirection: 'column',
+          }}
+        >
+          <P
+            style={{
+              color: 'white',
+              textAlign: 'center',
+              textWrap: 'balance',
+              marginBottom: 0,
+            }}
+          >
+            {t('activateCamera')}
+          </P>
+        </div>
+      )}
+    </Div>
+  )
+}

src/frontend/src/features/rooms/livekit/components/SidePanel.tsx

@@ -9,6 +9,7 @@ import { useTranslation } from 'react-i18next'
 import { ParticipantsList } from './controls/Participants/ParticipantsList'
 import { useWidgetInteraction } from '../hooks/useWidgetInteraction'
 import { ReactNode } from 'react'
+import { Effects } from './Effects'
 
 type StyledSidePanelProps = {
   title: string
@@ -65,7 +66,7 @@ export const SidePanel = () => {
   const layoutSnap = useSnapshot(layoutStore)
   const sidePanel = layoutSnap.sidePanel
 
-  const { isParticipantsOpen } = useWidgetInteraction()
+  const { isParticipantsOpen, isEffectsOpen } = useWidgetInteraction()
   const { t } = useTranslation('rooms', { keyPrefix: 'sidePanel' })
 
   if (!sidePanel) {
@@ -81,6 +82,7 @@ export const SidePanel = () => {
       })}
     >
       {isParticipantsOpen && <ParticipantsList />}
+      {isEffectsOpen && <Effects />}
     </StyledSidePanel>
   )
 }

src/frontend/src/features/rooms/livekit/components/controls/Options/OptionsMenuItems.tsx

@@ -10,6 +10,7 @@ import { useTranslation } from 'react-i18next'
 import { Dispatch, SetStateAction } from 'react'
 import { DialogState } from './OptionsButton'
 import { Separator } from '@/primitives/Separator'
+import { useWidgetInteraction } from '../../../hooks/useWidgetInteraction'
 
 // @todo try refactoring it to use MenuList component
 export const OptionsMenuItems = ({
@@ -18,7 +19,7 @@ export const OptionsMenuItems = ({
   onOpenDialog: Dispatch<SetStateAction<DialogState>>
 }) => {
   const { t } = useTranslation('rooms', { keyPrefix: 'options.items' })
-
+  const { toggleEffects } = useWidgetInteraction()
   return (
     <RACMenu
       style={{
@@ -28,7 +29,7 @@ export const OptionsMenuItems = ({
     >
       <Section>
         <MenuItem
-          onAction={() => console.log('open dialog')}
+          onAction={() => toggleEffects()}
           className={menuItemRecipe({ icon: true })}
         >
           <RiAccountBoxLine size={20} />

src/frontend/src/features/rooms/livekit/hooks/useWidgetInteraction.ts

@@ -9,6 +9,7 @@ export const useWidgetInteraction = () => {
   const sidePanel = layoutSnap.sidePanel
 
   const isParticipantsOpen = sidePanel == 'participants'
+  const isEffectsOpen = sidePanel == 'effects'
 
   const toggleParticipants = () => {
     if (dispatch && state?.showChat) {
@@ -26,11 +27,20 @@ export const useWidgetInteraction = () => {
     }
   }
 
+  const toggleEffects = () => {
+    if (dispatch && state?.showChat) {
+      dispatch({ msg: 'toggle_chat' })
+    }
+    layoutStore.sidePanel = isEffectsOpen ? null : 'effects'
+  }
+
   return {
     toggleParticipants,
     toggleChat,
+    toggleEffects,
     isChatOpen: state?.showChat,
     unreadMessages: state?.unreadMessages,
     isParticipantsOpen,
+    isEffectsOpen,
   }
 }

src/frontend/src/locales/de/rooms.json

@@ -69,12 +69,17 @@
       "effects": ""
     }
   },
+  "effects": {
+    "activateCamera": ""
+  },
   "sidePanel" : {
     "heading": {
-      "participants": ""
+      "participants": "",
+      "effects": ""
     },
     "content": {
-      "participants": ""
+      "participants": "",
+      "effects": ""
     },
     "closeButton": ""
   },

src/frontend/src/locales/en/rooms.json

@@ -69,12 +69,17 @@
       "effects": "Apply effects"
     }
   },
+  "effects": {
+    "activateCamera": "Camera is disabled"
+  },
   "sidePanel" : {
     "heading": {
-      "participants": "Participants"
+      "participants": "Participants",
+      "effects": "Effects"
     },
     "content": {
-      "participants": "participants"
+      "participants": "participants",
+      "effects": "effects"
     },
     "closeButton": "Hide {{content}}"
   },

src/frontend/src/locales/fr/rooms.json

@@ -69,12 +69,17 @@
       "effects": "Appliquer des effets"
     }
   },
+  "effects": {
+    "activateCamera": "Votre camera est désactivée"
+  },
   "sidePanel" : {
     "heading": {
-      "participants": "Participants"
+      "participants": "Participants",
+      "effects": "Effets"
     },
     "content": {
-      "participants": "les participants"
+      "participants": "les participants",
+      "effects": "les effets"
     },
     "closeButton": "Masquer {{content}}"
   },

src/frontend/src/stores/layout.ts

@@ -2,7 +2,7 @@ import { proxy } from 'valtio'
 
 type State = {
   showHeader: boolean
-  sidePanel: 'participants' | null
+  sidePanel: 'participants' | 'effects' | null
 }
 
 export const layoutStore = proxy<State>({