🚸(frontend) show support toggle only if support is enabled

Avoid misleading the user, if support is not enabled, as it's optional,
avoid displaying a useless control button.

Requested by Dutch counterparts.

src/frontend/src/features/rooms/livekit/components/controls/SupportToggle.tsx

@@ -4,10 +4,14 @@ import { useTranslation } from 'react-i18next'
 import { Crisp } from 'crisp-sdk-web'
 import { useEffect, useState } from 'react'
 import { ToggleButtonProps } from '@/primitives/ToggleButton'
+import { useIsSupportEnabled } from '@/features/support/hooks/useSupport'
 
 export const SupportToggle = ({ onPress, ...props }: ToggleButtonProps) => {
   const { t } = useTranslation('rooms', { keyPrefix: 'controls' })
-  const [isOpened, setIsOpened] = useState($crisp.is('chat:opened'))
+
+  const [isOpened, setIsOpened] = useState(() => {
+    return window?.$crisp?.is?.('chat:opened') || false
+  })
 
   useEffect(() => {
     if (!Crisp) {
@@ -26,6 +30,12 @@ export const SupportToggle = ({ onPress, ...props }: ToggleButtonProps) => {
     }
   }, [])
 
+  const isSupportEnabled = useIsSupportEnabled()
+
+  if (!isSupportEnabled) {
+    return
+  }
+
   return (
     <ToggleButton
       square

src/frontend/src/features/support/hooks/useSupport.tsx

@@ -1,6 +1,7 @@
 import { useEffect } from 'react'
 import { Crisp } from 'crisp-sdk-web'
 import { ApiUser } from '@/features/auth/api/ApiUser'
+import { useConfig } from '@/api/useConfig'
 
 export const initializeSupportSession = (user: ApiUser) => {
   if (!Crisp.isCrispInjected()) return
@@ -29,3 +30,8 @@ export const useSupport = ({ id }: useSupportProps) => {
 
   return null
 }
+
+export const useIsSupportEnabled = () => {
+  const { data } = useConfig()
+  return !!data?.support?.id
+}