# based on https://gist.github.com/KNawm/9c7c7963e7f772d6d5172fe9da7ce79b
language: generic
dist: focal
addons:
  apt:
    packages:
      - lib32stdc++6
env:
  global:
    - FLUTTER_CHANNEL=stable
install:
  - git clone https://github.com/flutter/flutter.git -b $FLUTTER_CHANNEL --depth 1
  - export PATH=$(pwd)/flutter/bin:$PATH
  - export PATH=$(pwd)/flutter/bin/cache/dart-sdk/bin:$PATH
  - flutter doctor -v
  - flutter pub get
  - flutter pub upgrade
  - flutter packages pub run build_runner build --delete-conflicting-outputs

static_analysis: &static_analysis
  name: "Static analysis"
  script: flutter analyze --no-current-package $TRAVIS_BUILD_DIR/lib

build: &build
  name: "Build APK"
  language: android
  jdk:
    - openjdk8
  android:
    components:
      - tools
      - tools # See (https://github.com/travis-ci/travis-ci/issues/6040#issuecomment-219367943)
      - platform-tools
      - build-tools-28.0.3
      - android-27 # Breaks the build if not present (https://github.com/flutter/flutter/pull/26798#issuecomment-455758159)
      - android-29
  before_script:
    - export BUILD_NAME=$TRAVIS_TAG
    - export BUILD_NUMBER=$TRAVIS_BUILD_NUMBER
  script:
    - if [[ $TRAVIS_TAG == "" ]]; then flutter build apk; else flutter build apk --build-name $BUILD_NAME --build-number $BUILD_NUMBER; fi

jobs:
  include:
    - <<: *static_analysis
    - stage: build
      <<: *build
cache:
  directories:
    - $HOME/.pub-cache