/*
    Sample Parameter:
    String: "file:///storage/emulated/0/Android/data/com.example.disappeardents/cache/roof_1.jpg"
 */
fun uriStringToBitmap(uriString : String) : Bitmap {

    val uri = uriString.toUri()
    val uriPath = uri.path
    val bitmap = BitmapFactory.decodeFile(uriPath)

    return bitmap

}

/*
    Sample Parameter:
    1: Bitmap: [bitmap]
    2: String: "my_file_name.jpg"
 */
fun bitmapToUriString(bitmap: Bitmap, fileName: String) : Uri{

    // set directory where it will be stored (on cache)
    var file = File(activity!!.externalCacheDir, fileName)

    // save the image on cache
    var fOut = FileOutputStream(file)
    bitmap.compress(Bitmap.CompressFormat.JPEG, 90, fOut)

    // get the path of the image
    var uriPath = Uri.fromFile(file)

    return uriPath

}