Build Android

Prerequisites:

• Stable rust toolchain.
• Android SDK. The version mentioned in this build.gradle, at the targetSdkVersion field.
• Android NDK. Set the environment variable ANDROID_NDK_HOME to the NDK's location.
• Native development support for cargo:

cargo install cargo-ndk

• Android targets for cargo:

rustup target add aarch64-linux-android armv7-linux-androideabi i686-linux-android x86_64-linux-android

Steps:

• Run cargo run -p lbdev -- android ws which will build workspace for android.
• Choose one:
  1. Command Line
     • In clients/android run ./gradlew assemble.
     • The APK will be located at clients/android/app/build/outputs/apk/debug.
  2. Android Studio
     • Download and install Android Studio.
     • In Android Studio open Lockbook Android at the /clients/android.
     • Configure Android Studio to use the SDK installed.
     • Build the APK using the hammer button on the toolbar. Once built, the bottom information bar will give you the option to locate the APK (clients/android/app/build/outputs/apk/debug/).
     • You can also run the APK directly on your device:
       • Enable USB debugging on your Android device.
       • Connect it to the machine running Android Studio.
       • On the toolbar, you will be given the option to directly run the APK on your device.