kotlin fragment

private fun update()
    {
        // Get status of SW1 and LED1
        val Sprinkle_status = if (switchSprinkle.isChecked) 1 else 0
        val Photo_status = if (switchPhoto.isChecked) 1 else 0
        val url = "https://unlimitedphelotelia.000webhostapp.com/scripts/sync_data.php"
        val jsonObject = JSONObject()
        jsonObject.put("username", "ben")
        jsonObject.put("password", "benpass")
        jsonObject.put("SW1", Sprinkle_status)
        jsonObject.put("SW2", Photo_status)
        jsonObject.put("sender", "ANDROID")
        Toast.makeText(this, jsonObject.toString(), Toast.LENGTH_LONG).show()

        val jsonObjectRequest = JsonObjectRequest(Request.Method.POST, url,
                jsonObject,
                Response.Listener<JSONObject> {response ->

                    if (response["success"] == 1) {

                        switchRain.text = response.toString()


                        // Set the statuses to the ones received
                        //refreshSwitch = false
                        //switchRain.isChecked = (response.get("rain") == 1)
                        //switchMotion.isChecked = (response.get("motion") == 1)
                        //refreshSwitch = true
                        //Toast.makeText(this, "It succeeded!",
                          //      Toast.LENGTH_LONG).show()
                    }
                    else
                    {
                        Toast.makeText(this, "It failed...",
                                Toast.LENGTH_LONG).show()
                    }
                },
                Response.ErrorListener {
                    Toast.makeText(this, it.toString(), Toast.LENGTH_LONG).show()

                })



        Volley.newRequestQueue(this).add(jsonObjectRequest)
    }