name: Draft Github Release

on:
  workflow_run:
    workflows: [ "OpenInv CI" ]
    types: [ completed ]

jobs:
  draft_release:
    if: "github.event.workflow_run.event == 'push'
      && github.event.workflow_run.conclusion == 'success'
      && startsWith(github.event.workflow_run.event.push.ref, 'refs/tags/')"
    runs-on: ubuntu-latest
    steps:
      # Fetch all history - used to assemble changelog.
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Set Release Variables
        run: bash ./scripts/set_release_env.sh

      - name: Download Artifact
        # Unfortunately actions/download-artifact cannot fetch from other workflow runs.
        uses: dawidd6/action-download-artifact@v2.26.0
        with:
          name: dist
          path: dist
          run_id: "${{ github.event.workflow_run.id }}"
          run_number: "${{ github.event.workflow_run.run_number }}"
          # Searching for a specific run ID that we know was successful, unset 'success' default.
          workflow_conclusion: ""

      - name: Create Release
        id: create-release
        uses: softprops/action-gh-release@v0.1.15
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          name: ${{ env.VERSIONED_NAME }}
          body: ${{ env.GENERATED_CHANGELOG }}
          draft: true
          prerelease: false
          files: ./dist/OpenInv.jar