@Composable
fun MyPicker() {
    val context = LocalContext.current
    val permissionLauncher = rememberLauncherForActivityResult(contract = ActivityResultContracts.RequestPermission().apply{
    }){
    }

    val imgUri by remember{mutableStateOf("${context.filesDir}/temp.jpg".toUri())}

    val captureLauncher = rememberLauncherForActivityResult(contract = ActivityResultContracts.TakePicture()){
            Toast.makeText(context, "Image capture: ${if(it) "Successful" else "Failed"}", Toast.LENGTH_SHORT)
                .show()
    }

    Column {
        Button(onClick = {
            if(ContextCompat.checkSelfPermission(context, android.Manifest.permission.CAMERA) != PERMISSION_GRANTED)
                permissionLauncher.launch(android.Manifest.permission.CAMERA)
            else captureLauncher.launch(imgUri)
        }) {
            Text("Load")
        }
        Image(painter = rememberAsyncImagePainter(imgUri), null)
    }
}