react-native-sensors-sampler

Getting started

$ npm install react-native-sensors-sampler --save

Mostly automatic installation

$ react-native link react-native-sensors-sampler

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-sensors-sampler and add SensorsSampler.xcodeproj
3. In XCode, in the project navigator, select your project. Add libSensorsSampler.a to your project's Build Phases ➜ Link Binary With Libraries
4. Run your project (Cmd+R)<

Android

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

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

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

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

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

     implementation project(':react-native-sensors-sampler')
   

Permissions

iOS

1. to use light sampler you need to have Camera permission
2. to use noise sampler you need to have Microphone permission

Android

1. to use noise sampler you need to have

     <uses-permission android:name="android.permission.RECORD_AUDIO" />
   

Usage

import { allowedSubscriptions, subscribeTo, unsubscribe, settings } from 'react-native-sensors-sampler';

// set settings - every key is optional
settings({
    interval: 100, // 100 millis
    period: 10000, // 10000 millis
    useBackCamera: true // only iOS - for light sampler, default false
})

// subscribe to event
subscribeTo(
    allowedSubscriptions.NOISE, // event
    ({ value, updateType }) => { ... }, // update callback
    (error) => { ... }, // error callback - subscription faild
);

// unsubscribe from event
// no need to call this method when subscription period is over
unsubscribe(allowedSubscriptions.NOISE);

Parameters

Parameter	Description	Default
interval	update interval in milliseconds	100
period	sample period in milliseconds	10000
useBackCamera	[iOS only] use for light sampling	false

Update callback

1. updateType: 'update' | 'end'
2. value [double]:
   a. light: LUX
   b. noise: SPL