.travis.yml

language: android
android:
  components:
    - tools
    - platform-tools
    - build-tools-27.0.3
    - tools
    - android-27
    - extra-android-m2repository
    - oraclejdk8

before_install:
  - mkdir "$ANDROID_HOME/licenses" || true
  - echo -e "\n8933bad161af4178b1185d1a37fbf41ea5269c55" > "$ANDROID_HOME/licenses/android-sdk-license"
  - echo -e "\n84831b9409646a918e30573bab4c9c91346d8abd" > "$ANDROID_HOME/licenses/android-sdk-preview-license"
  - echo y | android update sdk --no-ui --all --filter "tool,extra-android-m2repository,extra-android-support,extra-google-google_play_services,extra-google-m2repository"

install:
  # List and delete unnecessary components to free space
  - sdkmanager --list || true
  - sdkmanager --uninstall "system-images;android-15;default;armeabi-v7a"

  # Update sdk tools to latest version and install/update components
  - echo yes | sdkmanager "tools"
  - echo yes | sdkmanager "platforms;android-27" # Latest platform required by SDK tools
  - echo yes | sdkmanager "platforms;android-27" # Android platform required by emulator
  - echo yes | sdkmanager "extras;android;m2repository"
  - echo yes | sdkmanager "extras;google;m2repository"