name: Pre-release

on:
  push:
    branches: [ master ]

concurrency: 
  group: "pre-release"
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
    - name: Set up JDK 8
      uses: actions/setup-java@v2
      with:
        java-version: '8'
        distribution: 'adopt'
    - name: Grant execute permission for gradlew
      run: chmod +x gradlew
    - name: Update prerelease_commit_hash
      run: |
        COMMIT_HASH="$(git log -1 --format='%H')"
        sed -i "s/<string name=\"prerelease_commit_hash\">unknown_prerelease<\/string>/<string name=\"prerelease_commit_hash\">$COMMIT_HASH<\/string>/g" app/src/main/res/values/strings.xml
    - name: Run Gradle
      run: ./gradlew assembleDebug
    - name: Create pre-release
      uses: "marvinpinto/action-automatic-releases@latest"
      with:
        repo_token: "${{ secrets.GITHUB_TOKEN }}"
        automatic_release_tag: "pre-release"
        prerelease: true
        title: "Pre-release Build"
        files: |
          app/build/outputs/apk/debug/*.apk