private fun checkIceCandidtate() {
        
        
        
        val handler =  Handler(Looper.getMainLooper())
        handler.postDelayed({
            if (iceCandidateHandler.size > 0) {
                peerConnection?.addIceCandidate(iceCandidateHandler[0])
                iceCandidateHandler.removeAt(0)
                Log.d("ICEB", "ice candidate added to peer connection")
                checkIceCandidtate()
            } else {
                if (peerConnection != null) {
                    checkIceCandidtate()
                }
            }
        }, 400)
        
        
        
    }