README

react-native-activity-result

A simple React Native native module for invoking Activity.startActivityForResult, Activity.setResult, and Activity.finish to help with implementing app-to-app communication.

Getting started

$ npm install react-native-activity-result-fork --save

Mostly automatic installation

$ react-native link react-native-activity-result-fork

Manual installation

Android

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

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

Append the following lines to android/settings.gradle:

include ':react-native-activity-result-fork'
project(':react-native-activity-result-fork').projectDir = new File(rootProject.projectDir, 	'../node_modules/react-native-activity-result/android')

Insert the following lines inside the dependencies block in android/app/build.gradle:
```
  compile project(':react-native-activity-result-fork')
```

Usage

import ActivityResult from 'react-native-activity-result-fork';

// Check if an app is installed to handle an intent
const activity = await ActivityResult.resolveActivity('com.example.INTENT');
if (!activity) {
    console.warn('Please install the othe app.');
} else {
    console.log(`Activity will be handled by ${activity.package}`);
}

// Start an activity for a result
let uniqueId = 0;
let args = /* ... */;
const response = await ActivityResult.startActivityForResult(++uniqueId, 'com.example.INTENT', args);
if (response.resultCode !== ActivityResult.OK) {
  throw new Error('Invalid result from activity.');
} else {
  console.log('Got the following response: ' + response.data);
}

// Finish an activity with a result
ActivityResult.finish(ActivityResult.OK, 'com.Example.INTENT', args);

Usage no npm install needed!