name: Release Tarball

on:
  release:
    types: [published]

jobs:

  linux:
    name: Ubuntu
    runs-on: ubuntu-latest

    steps:
      - name: Get repository name
        run: |
          tag_name=${GITHUB_REF##*/}
          version=${tag_name#k}
          echo "REPO_NAME=${GITHUB_REPOSITORY##*/}-$version-full" >> $GITHUB_ENV

      - name: Checkout
        uses: actions/checkout@v2
        with:
          submodules: recursive
          path: ${{ env.REPO_NAME }}

      - name: Create tarball
        run: |
          artifact_name="$REPO_NAME.tar.gz"
          echo "ARTIFACT_NAME=$artifact_name" >> $GITHUB_ENV

          rm -rf $REPO_NAME/.git
          tar -caf $artifact_name $REPO_NAME

      - name: Upload Release Asset
        id: upload-release-asset
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ github.event.release.upload_url }}
          asset_path: ./${{ env.ARTIFACT_NAME }}
          asset_name: ${{ env.ARTIFACT_NAME }}
          asset_content_type: application/octet-stream