some merge fixes

Author: Ron Radtke

android.js

@@ -14,6 +14,7 @@ const RNFetchBlob = NativeModules.RNFetchBlob
  * @return {Promise}
  */
 function actionViewIntent(path, mime, chooserTitle) {
+  if(typeof chooserTitle === 'undefined') chooserTitle = null;
   if(Platform.OS === 'android')
     return RNFetchBlob.actionViewIntent(path, mime, chooserTitle)
   else

android/src/main/AndroidManifest.xml

@@ -19,7 +19,10 @@
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
 
     <!-- Required to read and write the expansion files on shared storage -->
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" android:maxSdkVersion="28"/>
+
+    <!-- Required to to download files without a notification-->
+    <uses-permission android:name="android.permission.DOWNLOAD_WITHOUT_NOTIFICATION"/>
 
     <application android:label="@string/app_name">
 

android/src/main/java/com/RNFetchBlob/RNFetchBlob.java

@@ -8,6 +8,7 @@
 import android.os.Build;
 import androidx.core.content.FileProvider;
 import android.util.SparseArray;
+import android.content.ActivityNotFoundException;
 
 import com.facebook.react.bridge.ActivityEventListener;
 import com.facebook.react.bridge.Callback;
@@ -116,15 +117,14 @@ public void actionViewIntent(String path, String mime, @Nullable String chooserT
             Intent intent = new Intent(Intent.ACTION_VIEW);
             if (Build.VERSION.SDK_INT >= 24) {
                 // Create the intent with data and type
-                Intent intent = new Intent(Intent.ACTION_VIEW)
-                        .setDataAndType(uriForFile, mime);
+                intent.setDataAndType(uriForFile, mime);
                 if (chooserTitle != null) {
                     intent = Intent.createChooser(intent, chooserTitle);
                 }
 
                 // Set flag to give temporary permission to external app to use FileProvider
                 intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
-                 // All the activity to be opened outside of an activity
+                // All the activity to be opened outside of an activity
                 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 
                 // Validate that the device can open the file
@@ -134,20 +134,22 @@ public void actionViewIntent(String path, String mime, @Nullable String chooserT
                 }
 
             } else {
-                Intent intent = new Intent(Intent.ACTION_VIEW)
-                        .setDataAndType(Uri.parse("file://" + path), mime).setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                intent.setDataAndType(Uri.parse("file://" + path), mime).setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                 if (chooserTitle != null) {
+                    intent = Intent.createChooser(intent, chooserTitle);
+                }
 
-            PackageManager pm = getCurrentActivity().getPackageManager();
-            if (intent.resolveActivity(pm) != null) {
-                this.getReactApplicationContext().startActivity(intent);
-                promise.resolve(true);
-            } else {
-                promise.reject("ENOAPP", "No app installed for " + mime);
+                try {
+                    this.getReactApplicationContext().startActivity(intent);
+                    promise.resolve(true);
+                } catch(ActivityNotFoundException ex) {
+                    promise.reject("ENOAPP", "No app installed for " + mime);
+                }
             }
             ActionViewVisible = true;
 
             final LifecycleEventListener listener = new LifecycleEventListener() {
+
                 @Override
                 public void onHostResume() {
                     if(ActionViewVisible)