Fixes a crash where the write external storage permission was required

app/src/main/AndroidManifest.xml

@@ -7,6 +7,7 @@
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
     <uses-permission android:name="com.android.vending.BILLING" />
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 
     <application
         android:name=".PokerAnalyticsApplication"

app/src/main/java/net/pokeranalytics/android/ui/activity/ImportActivity.kt

@@ -1,5 +1,6 @@
 package net.pokeranalytics.android.ui.activity
 
+import android.Manifest
 import android.content.Context
 import android.content.Intent
 import android.net.Uri
@@ -37,7 +38,7 @@ class ImportActivity : PokerAnalyticsActivity() {
 
 		private fun getIntent(context: Context, uri: Uri): Intent {
 			val intent = Intent(context, ImportActivity::class.java)
-			intent.putExtra(ImportActivity.IntentKey.URI.keyName, uri)
+			intent.putExtra(IntentKey.URI.keyName, uri)
 			return intent
 		}
 	}
@@ -48,7 +49,7 @@ class ImportActivity : PokerAnalyticsActivity() {
 		intent?.data?.let {
 			this.fileURI = it
 		} ?: run {
-			this.fileURI = intent.getParcelableExtra(ImportActivity.IntentKey.URI.keyName) as Uri
+			this.fileURI = intent.getParcelableExtra(IntentKey.URI.keyName) as Uri
 		}
 
 		setContentView(R.layout.activity_import)
@@ -57,6 +58,8 @@ class ImportActivity : PokerAnalyticsActivity() {
 
 	private fun initUI() {
 
+		askForPermission(arrayOf(Manifest.permission.WRITE_EXTERNAL_STORAGE), RequestCode.PERMISSION_WRITE_EXTERNAL_STORAGE.value) {
+
 			val fragmentTransaction = supportFragmentManager.beginTransaction()
 			val fragment = ImportFragment()
 
@@ -71,30 +74,7 @@ class ImportActivity : PokerAnalyticsActivity() {
 
 		}
 
-//	override fun onNewIntent(intent: Intent?) {
-//		super.onNewIntent(intent)
-//
-//		Timber.d("++++++ data = ${intent?.data}")
-//
-//		setIntent(intent)
-//		intent?.let {
-//
-//			when (intent.action) {
-//				"android.intent.action.VIEW" -> { // import
-//					val data = it.data
-//					if (data != null) {
-//						this.requestImportConfirmation(data)
-//					} else {
-//						throw PAIllegalStateException("URI null on import")
-//					}
-//				}
-//				else -> {
-//					Timber.w("Intent ${intent.action} unmanaged")
-//				}
-//			}
-//		}
-//
-//	}
+	}
 
 	override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
 		super.onActivityResult(requestCode, resultCode, data)

app/src/main/java/net/pokeranalytics/android/ui/activity/components/Codes.kt

@@ -12,7 +12,8 @@ enum class RequestCode(var value: Int) {
 	NEW_REPORT(802),
 	IMPORT(900),
 	SUBSCRIPTION(901),
-	CURRENCY(902)
+	CURRENCY(902),
+	PERMISSION_WRITE_EXTERNAL_STORAGE(1000)
 }
 
 enum class ResultCode(var value: Int) {

app/src/main/java/net/pokeranalytics/android/ui/activity/components/PokerAnalyticsActivity.kt

@@ -14,10 +14,11 @@ import com.google.android.libraries.places.api.model.PlaceLikelihood
 import io.realm.Realm
 import net.pokeranalytics.android.model.realm.Location
 import net.pokeranalytics.android.util.LocationManager
+import net.pokeranalytics.android.util.PermissionRequest
 import java.util.*
 
 
-open class PokerAnalyticsActivity : AppCompatActivity() {
+abstract class PokerAnalyticsActivity : AppCompatActivity() {
 
 	companion object {
 		const val PERMISSION_REQUEST_ACCESS_FINE_LOCATION = 1000
@@ -26,6 +27,7 @@ open class PokerAnalyticsActivity : AppCompatActivity() {
 	private var realm: Realm? = null
 	private var permissionCallback: ((granted: Boolean) -> Unit)? = null
 
+	private var permissionRequest: PermissionRequest? = null
 
 	// Lifecycle
 
@@ -79,6 +81,15 @@ open class PokerAnalyticsActivity : AppCompatActivity() {
 			}
 		}
 
+		this.permissionRequest?.let { request ->
+
+			if (requestCode == request.code) {
+				val allPermissionsPresent = permissions.all { request.permissions.contains(it) }
+				val allGranted = grantResults.all { it == PackageManager.PERMISSION_GRANTED }
+				request.callback.invoke(allPermissionsPresent && allGranted)
+			}
+		}
+
 	}
 
 	override fun onOptionsItemSelected(item: MenuItem?): Boolean {
@@ -159,6 +170,14 @@ open class PokerAnalyticsActivity : AppCompatActivity() {
 		}
 	}
 
+	/**
+	 * Ask for app permission
+	 */
+	fun askForPermission(permissions: Array<String>, requestCode: Int, permissionCallback: ((granted: Boolean) -> Unit)) {
+		this.permissionRequest = PermissionRequest(permissions, permissionCallback, requestCode)
+		ActivityCompat.requestPermissions(this, permissions, requestCode)
+	}
+
 	/**
 	 * Find the current location
 	 */

app/src/main/java/net/pokeranalytics/android/util/PermissionRequest.kt

@@ -0,0 +1,3 @@
+package net.pokeranalytics.android.util
+
+class PermissionRequest(var permissions: Array<String>, var callback: ((granted: Boolean) -> Unit), var code: Int)