tmp work

Clover/app/src/main/java/org/floens/chan/core/storage/Storage.java

@@ -0,0 +1,66 @@
+package org.floens.chan.core.storage;
+
+import android.annotation.TargetApi;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Build;
+import android.os.storage.StorageManager;
+import android.os.storage.StorageVolume;
+
+import java.util.Objects;
+
+public class Storage {
+    private static final Storage instance;
+
+    static {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
+            instance = new Storage(new BaseStorageImpl());
+        } else {
+            instance = new Storage(new NougatStorageImpl());
+        }
+
+    }
+
+    public static Storage getInstance() {
+        return instance;
+    }
+
+    private StorageImpl impl;
+
+    public Storage(StorageImpl impl) {
+        this.impl = impl;
+    }
+
+    public Intent requestExternalPermission(Context applicationContext) {
+        return impl.requestExternalPermission(applicationContext);
+    }
+
+    public interface StorageImpl {
+        Intent requestExternalPermission(Context applicationContext);
+    }
+
+    public static class BaseStorageImpl implements StorageImpl {
+        @Override
+        public Intent requestExternalPermission(Context applicationContext) {
+            throw new UnsupportedOperationException();
+        }
+    }
+
+    @TargetApi(Build.VERSION_CODES.N)
+    public static class NougatStorageImpl extends BaseStorageImpl {
+        @Override
+        public Intent requestExternalPermission(Context applicationContext) {
+            StorageManager sm = (StorageManager)
+                    applicationContext.getSystemService(Context.STORAGE_SERVICE);
+            Objects.requireNonNull(sm);
+            for (StorageVolume storageVolume : sm.getStorageVolumes()) {
+                if (!storageVolume.isPrimary()) {
+                    Intent accessIntent = storageVolume.createAccessIntent(null);
+                    return accessIntent;
+                }
+            }
+
+            return null;
+        }
+    }
+}

Clover/app/src/main/java/org/floens/chan/ui/controller/SaveLocationController.java

@@ -18,7 +18,9 @@
 package org.floens.chan.ui.controller;
 
 import android.Manifest;
+import android.app.Activity;
 import android.content.Context;
+import android.content.Intent;
 import android.support.design.widget.FloatingActionButton;
 import android.view.View;
 
@@ -26,6 +28,7 @@ import org.floens.chan.R;
 import org.floens.chan.controller.Controller;
 import org.floens.chan.core.saver.FileWatcher;
 import org.floens.chan.core.settings.ChanSettings;
+import org.floens.chan.core.storage.Storage;
 import org.floens.chan.ui.activity.StartActivity;
 import org.floens.chan.ui.adapter.FilesAdapter;
 import org.floens.chan.ui.helper.RuntimePermissionsHelper;
@@ -74,6 +77,18 @@ public class SaveLocationController extends Controller implements FileWatcher.Fi
         } else {
             requestPermission();
         }
+
+        test();
+    }
+
+    private void test() {
+        Storage storage = Storage.getInstance();
+        Intent intent = storage.requestExternalPermission(context.getApplicationContext());
+        if (intent != null) {
+            if (intent.resolveActivity(context.getPackageManager()) != null) {
+                ((Activity) context).startActivityForResult(intent, 10024);
+            }
+        }
     }
 
     @Override