version: 2.1

jobs:
  build:
    parameters:
      build-steps:
        description: "Steps that will be executed for this build"
        type: steps
        default: []
    docker:
      - image: circleci/android:api-30
    working_directory: ~/AntennaPod
    environment:
      GRADLE_OPTS: '-Dorg.gradle.jvmargs="-Xmx1536m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError"'
      _JAVA_OPTIONS: "-Xms256m -Xmx1280m"
    steps:
      - checkout
      - restore_cache:
          keys:
            - v1-android-{{ checksum "build.gradle" }}
            - v1-android-
      - run:
          name: Create temporary release keystore
          command: keytool -noprompt -genkey -v -keystore "app/keystore" -alias alias -storepass password -keypass password -keyalg RSA -validity 10 -dname "CN=antennapod.org, OU=dummy, O=dummy, L=dummy, S=dummy, C=US"
      - steps: << parameters.build-steps >>
      - save_cache:
          paths:
            - ~/.android
            - ~/.gradle
            - ~/android
          key: v1-android-{{ checksum "build.gradle" }}

workflows:
  unit-tests:
    jobs:
      - build:
          name: Build debug
          build-steps:
            - run:
                name: Build debug
                command: ./gradlew assembleDebug -PdisablePreDex
            - store_artifacts:
                name: Uploading apk artifact
                path: app/build/outputs/apk/play/debug/app-play-debug.apk
                destination: app-play-debug.apk
            - run:
                name: Execute debug unit tests
                command: ./gradlew testPlayDebugUnitTest -PdisablePreDex
      - build:
          name: Build release
          build-steps:
            - run:
                name: Build release
                command: ./gradlew assembleRelease -PdisablePreDex
            - run:
                name: Execute release unit tests
                command: ./gradlew testPlayReleaseUnitTest -PdisablePreDex
      - build:
          name: Build integration tests
          build-steps:
            - run:
                name: Build integration tests
                command: ./gradlew assemblePlayDebugAndroidTest -PdisablePreDex
      - build:
          name: Build free
          build-steps:
            - run:
                name: Build free (for F-Droid)
                command: ./gradlew assembleFreeRelease -PdisablePreDex

  static-analysis:
    jobs:
      - build:
          name: Checkstyle
          build-steps:
            - run:
                name: Checkstyle
                command: ./gradlew checkstyle
            - run:
                name: Diff-Checkstyle
                command: |
                  git fetch origin develop
                  branchBaseCommit=`git merge-base origin/develop HEAD`
                  echo "Comparing to $branchBaseCommit"
                  curl -s -L https://github.com/yangziwen/diff-checkstyle/releases/download/0.0.4/diff-checkstyle.jar > diff-checkstyle.jar
                  java -Dconfig_loc=config/checkstyle -jar diff-checkstyle.jar -c config/checkstyle/checkstyle-new-code.xml --git-dir . --base-rev $branchBaseCommit
      - build:
          name: Lint
          build-steps:
            - run:
                name: Lint
                command: ./gradlew lintPlayRelease lintRelease
      - build:
          name: SpotBugs
          build-steps:
            - run:
                name: SpotBugs
                command: ./gradlew spotbugsPlayDebug spotbugsDebug 2>&1 | grep -i "spotbugs"
      - build:
          name: XML
          build-steps:
            - run:
                name: XML of changed files
                command: |
                  git fetch origin develop
                  branchBaseCommit=`git merge-base origin/develop HEAD`
                  echo "Comparing to $branchBaseCommit"
                  curl -s -L https://github.com/ByteHamster/android-xml-formatter/releases/download/1.1.0/android-xml-formatter.jar > android-xml-formatter.jar
                  git diff --name-only $branchBaseCommit | { grep "res/layout/" || true; } | xargs java -jar android-xml-formatter.jar
                  test $(git diff | wc -l) -eq 0 || (echo -e "\n\n===== Found XML code style violations! See output below how to fix them. =====\n\n" && git --no-pager diff --color=always && false)