toggleCamera function
Function to toggle enable/disable the camera
Implementation
Future<void> toggleCamera(
{required SessionController sessionController}) async {
var status = await Permission.camera.status;
if (sessionController.value.isLocalVideoDisabled && status.isDenied) {
await Permission.camera.request();
}
sessionController.value = sessionController.value.copyWith(
isLocalVideoDisabled: !(sessionController.value.isLocalVideoDisabled));
await sessionController.value.engine
?.muteLocalVideoStream(sessionController.value.isLocalVideoDisabled);
}