sudo: required
language: android
jdk: oraclejdk8
dist: trusty

# Install Android SDK
android:
  components:
    - tools
    - android-27
    - build-tools-27.0.2
    - platform-tools
    - build-tools-27.0.2
    - android-27
    - extra-android-m2repository

# Install Android NDK (apparently there is no easier way to do this)
# https://github.com/travis-ci/travis-ci/issues/5395
before_script:
  - curl -L https://dl.google.com/android/repository/android-ndk-r15c-linux-x86_64.zip -O
  - unzip -q android-ndk-r15c-linux-x86_64.zip
  - export ANDROID_NDK_HOME=`pwd`/android-ndk-r15c

# Install Golang
before_install:
  - sudo add-apt-repository ppa:gophers/archive -y
  - sudo apt-get update -qq
  - sudo apt-get install golang-1.9-go -y

# Cache gradle dependencies
# https://docs.travis-ci.com/user/languages/android/#Caching
before_cache:
  - rm -f  $HOME/.gradle/caches/modules-2/modules-2.lock
  - rm -fr $HOME/.gradle/caches/*/plugin-resolution/
cache:
  directories:
    - $HOME/.gradle/caches/
    - $HOME/.gradle/wrapper/

script:
  - ./gradlew lint
  - ./gradlew buildNative assembleDebug