react-native-android-file-util

This is created for ZenJournal and currently with only limited features, it uses Android's Storage Access Framework to save file to any android Document Provider, feel free to use it if it suits your needs. There is no need for iOS counterpart because iOS sharesheet can handle file URIs.

Getting started

The following won't work, because this is currently unpublished. $ npm install react-native-android-file-util --save

You can download this repo and install it through local: $ npm install ./wherever-you-save-it

Mostly automatic installation

$ react-native link react-native-android-file-util

Manual installation

Android

1. Open up android/app/src/main/java/[...]/MainActivity.java

• Add import com.android_file_util.RNAndroidFileUtilPackage; to the imports at the top of the file
• Add new RNAndroidFileUtilPackage() to the list returned by the getPackages() method

2. Append the following lines to android/settings.gradle:

   include ':react-native-android-file-util'
   project(':react-native-android-file-util').projectDir = new File(rootProject.projectDir, 	'../node_modules/react-native-android-file-util/android')
   

3. Insert the following lines inside the dependencies block in android/app/build.gradle:

     compile project(':react-native-android-file-util')
   

Usage

import RNAndroidFileUtil from 'react-native-android-file-util';

// There is also an optional promise you can watch for when the file is saved.
RNAndroidFileUtil.createFile(mineType, fileName, fileContentAsString).then(successFn, failureFn;