name: R artifact builds

on:
  repository_dispatch:
    types: [gha_run_build_r_artifacts]

jobs:
  cran-package:
    name: cran-package
    timeout-minutes: 60
    runs-on: ubuntu-latest
    container: rocker/r-base
    env:
      SECRETS_WORKFLOW: ${{ secrets.WORKFLOW }}
    steps:
      - name: Install essential software before checkout
        shell: bash
        run: |
          apt-get update
          apt-get install --no-install-recommends -y \
            curl \
            git \
            jq
      - name: Checkout repository
        uses: actions/checkout@v2.3.4
        with:
          fetch-depth: 5
          submodules: true
          repository: microsoft/LightGBM
          ref: "refs/pull/${{ github.event.client_payload.pr_number }}/merge"
      - name: Send init status
        if: ${{ always() }}
        run: |
          $GITHUB_WORKSPACE/.ci/append_comment.sh \
            "${{ github.event.client_payload.comment_number }}" \
            "Workflow **${{ github.workflow }}** has been triggered! 🚀\r\n${GITHUB_SERVER_URL}/microsoft/LightGBM/actions/runs/${GITHUB_RUN_ID}"
      - name: Build package
        shell: bash
        id: build_package
        run: |
          sh build-cran-package.sh || exit -1
          LGB_VERSION=$(cat VERSION.txt | sed "s/rc/-/g")
          ARTIFACT_NAME=lightgbm-${LGB_VERSION}-r-cran.tar.gz
          mv lightgbm_${LGB_VERSION}.tar.gz ${ARTIFACT_NAME}
          echo "::set-output name=artifact_name::${ARTIFACT_NAME}"
          echo "::set-output name=artifact_path::$(pwd)/${ARTIFACT_NAME}"
      - name: Upload package
        uses: actions/upload-artifact@v2
        with:
          name: ${{ steps.build_package.outputs.artifact_name }}
          path: ${{ steps.build_package.outputs.artifact_path }}
      - name: Send final status
        if: ${{ always() }}
        run: |
          $GITHUB_WORKSPACE/.ci/append_comment.sh \
            "${{ github.event.client_payload.comment_number }}" \
            "Status: ${{ job.status }}."