main.yml

name: BuildAndSignProdAPK

# Controls when the action will run.
on:
  push:
    # Sequence of patterns matched against refs/tags
    tags:
    - '[0-9]+.[0-9]+.[0-9]+' # Push events to matching v*, i.e. v1.0, v20.15.10

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  build_and_sign:
    # The type of runner that the job will run on
    runs-on: ubuntu-latest

    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
      - name: Checkout code
        uses: actions/checkout@v2
        with:
          submodules: true

      - name: Build Android project
        run: ./gradlew assembleProd

      - name: Android Sign
        uses: r0adkll/sign-android-release@v1
        with:
          releaseDirectory: app/build/outputs/apk/prod/release
          signingKeyBase64: ${{ secrets.SIGNINGKEYBASE64 }}
          alias: ${{ secrets.ALIAS }}
          keyStorePassword: ${{ secrets.KEYSTOREPASSWORD }}
          keyPassword: ${{ secrets.KEYPASSWORD }}

      - name: Emit signed APK
        uses: actions/upload-artifact@v2
        with:
          name: signed_apk
          path: app/build/outputs/apk/prod/release/app-prod-release-unsigned-signed.apk

      - name: Create Release
        id: create_release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref }}
          release_name: Release ${{ github.ref }}
          draft: false
          prerelease: false

      - name: Upload Release Asset
        id: upload-release-asset 
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }} # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps 
          asset_path: ./app/build/outputs/apk/prod/release/app-prod-release-unsigned-signed.apk
          asset_name: syncplayer.apk
          asset_content_type: application/vnd.android.package-archive