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package me.texx.Texx.Util
import android.Manifest.permission.ACCESS_FINE_LOCATION
import android.Manifest.permission.WRITE_EXTERNAL_STORAGE
import android.app.Activity
import android.content.pm.PackageManager
import android.support.v4.app.ActivityCompat
import android.support.v4.app.ActivityCompat.finishAffinity
import android.support.v4.content.ContextCompat
import org.jetbrains.anko.alert
/**
* Object with function for asking for permissions
*/
object PermissionUtil {
/**
* Asks for specified permission and starts actions depending on users choose
*/
fun askForPermission(permissionString: String, activity: Activity) {
if (ContextCompat.checkSelfPermission(activity, permissionString) != PackageManager.PERMISSION_GRANTED) {
if (ActivityCompat.shouldShowRequestPermissionRationale(activity, permissionString)) {
activity.alert(getPermissionText(permissionString), "${getPermissionName(permissionString, activity)}-Permission is missing") {
isCancelable = false
negativeButton("Never!") {
finishAffinity(activity)
}
positiveButton("Okay") {
ActivityCompat.requestPermissions(activity, arrayOf(permissionString), 1)
}
}.show()
} else {
ActivityCompat.requestPermissions(activity, arrayOf(permissionString), 1)
}
}
}
/**
* Returns true if permission is granted
*/
fun permissionGranted(permissionString: String, activity: Activity): Boolean {
return ContextCompat.checkSelfPermission(activity, permissionString) == PackageManager.PERMISSION_GRANTED
}
private fun getPermissionName(permissionString: String, activity: Activity): String {
val packageManager = activity.packageManager
val permissionInfo = packageManager.getPermissionInfo(permissionString, 0)
val permissionGroupInfo = packageManager.getPermissionGroupInfo(permissionInfo.group, 0)
return permissionGroupInfo.loadLabel(packageManager).toString()
}
/**
* Gets the text for permission requests
*/
private fun getPermissionText(permissionString: String): String {
return when (permissionString) {
ACCESS_FINE_LOCATION -> "Optional permission to classify your image by location - deny if you don't want to share the photo's location."
WRITE_EXTERNAL_STORAGE -> "We need this permission in order to save your image on you device."
else -> "Please allow if you want to use the apps whole potential."
}
}
}
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