react-native-my-native-module

Getting started

$ npm install react-native-my-native-module --save

Mostly automatic installation

$ react-native link react-native-my-native-module

Manual installation

iOS

1. In XCode, in the project navigator, right click Libraries ➜ Add Files to [your project's name]
2. Go to node_modules ➜ react-native-my-native-module and add RNMyNativeModule.xcodeproj
3. In XCode, in the project navigator, select your project. Add libRNMyNativeModule.a to your project's Build Phases ➜ Link Binary With Libraries
4. Open info.plist, in the project navigator, add <key>NSLocationWhenInUseUsageDescription</key> <string></string>
5. Run your project (Cmd+R)<

Android

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

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

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

     compile project(':react-native-my-native-module')

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

     compile 'com.google.android.gms:play-services-location:x.y.z'

• with x.y.z is version you want to add, suggest version higher 11.0.0

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

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

5. Add permision for location follow open android/app/src/main/AndroidManifest.xml

• Add <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
• Add <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />

Usage

import RNMyNativeModule from 'react-native-my-native-module';

// TODO: What to do with the module?
RNMyNativeModule;

const MyModule = new NativeEventEmitter(RNMyNativeModule);
	....
  regiterEvent() {
   Plaftform.OS ==='ios' && MyModule.addListener('authStatusDidChange', status => {
      console.log('=======> status', status);
      alert('status auth location thay doi nay!', status);
    });

    MyModule.addListener('didUpdateLocation', location => {
      this.setState({
        newLocation: location,
      });
    });
  }

RNMyNativeModule.getTimeStamp()
      .then(timestamp => {
        this.setState({ timestamp });
      })
      .catch(e => alert('Can not get timestapm'));

Medthod

1. helloworld
   • type: callback -param: callback(string)
2. getTimeStamp -type: promise -resolve(Number) -- current timestamp -reject(Object) -- Error
3. checkPermissions -type: callback -param: callback(string) +ios: 'authorizedAlways','authorizedWhenInUse','denied','notDetermined','restricted' +android: 'granted', 'denied'
4. checkEnableLocationService -type: callback -param: callback(boolen) #ios
5. requestWhenInUseAuth
6. requestAlwaysAuth #android
7. openLocationServiceActivity -note: when locationservice (GPS) turn off open setting!
8. startListenLoctionChange
   • note: started listen location change
9. stopListenLocationChange -type: promise -resolve(true) -- turn off listener loction change -reject(false) -- Error

Event emiter

1. didUpdateLocation
   • note: emit when loction changed
   • result: object

#ios

1. authStatusDidChange
   • note: emit when user change setting loction service
   • result: string ('authorizedAlways','authorizedWhenInUse','denied','notDetermined','restricted')