You can find the detailed inscruption here

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Prerequisites

  • Node.js (v18 or later)
  • Java Development Kit (JDK) 17
  • Android Studio
  • Android SDK Platform Tools
  • React Native CLI

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Setup

  1. Clone the repository:
git clone https://github.com/TRUE-Metrics-io/truemetrics_android_demo_react_app_p
cd truemetrics_android_demo_react_app_p
  1. Install dependencies:
npm install
  1. If needed, configure Android SDK path in your environment:
# Add to your ~/.bashrc or ~/.zshrc
export ANDROID_HOME=$HOME/Android/Sdk
export PATH=$PATH:$ANDROID_HOME/platform-tools
export PATH=$PATH:$ANDROID_HOME/tools
export PATH=$PATH:$ANDROID_HOME/tools/bin
  1. Run the application:
npm run android
or 
npx react-native start

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Usage

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SDK Initialization

  1. Launch the app and enter your Truemetrics SDK API key in the input field

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Recording Management

Once initialized, you can:
  • Start recording by tapping “Start recording”
  • Stop recording by tapping “Stop recording”
  • View current SDK state at the top of the screen
  • Monitor any SDK errors that appear below the state

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Metadata Logging

When the SDK is initialized:
  1. Tap “Log metadata”
  2. Enter key and value in the respective fields
  3. Tap “Log metadata” to save

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Permissions

The app will request the following permissions as needed:
  • Phone state
  • Activity recognition
  • Location (both foreground and background)

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Project Structure

  • App.tsx: Main application component
  • HomeScreen: Primary screen for SDK control
  • LogMetadataScreen: Screen for metadata management
  • Android native module integration for Truemetrics SDK

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SDK States

The application handles the following SDK states:
  • UNINITIALIZED: Uninitialized state
  • INITIALIZED: SDK is ready for use
  • RECORDING_IN_PROGRESS: Currently recording
  • RECORDING_STOPPED: Recording has been stopped

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Error Handling

  • SDK errors are displayed in red below the status
  • Errors include both error codes and messages from the SDK

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Dependencies

  • React Native
  • @react-navigation/native
  • @react-navigation/native-stack
  • Truemetrics SDK for Android