name: Create Draft Release

on:
  push:
    tags:
      - '*'

permissions:
  contents: write # create the GitHub Release
  actions: read   # read other workflow runs and download their artifacts

jobs:
  draft-release:
    name: Create draft release with binaries
    runs-on: ubuntu-latest
    env:
      GH_TOKEN: ${{ github.token }}
      GH_REPO: ${{ github.repository }}
    steps:
      - name: Wait for builds and download artifacts
        run: |
          set -uo pipefail
          sha='${{ github.sha }}'

          # The Windows/Linux build (ResInsightWithCache.yml) and the macOS
          # build (ResInsightMac.yml) are triggered by this same tag push.
          # Poll until each run for this commit has completed, echoing its
          # run id on success. Note: a build may conclude as 'failure' yet
          # still have usable artifacts (e.g. the macOS unit tests, uploaded
          # with if: always(); or the pypi-publish job failing on a fork), so
          # we wait on completion regardless of conclusion.
          wait_run() {
            wf="$1"
            echo "Waiting for $wf @ $sha" >&2
            for i in $(seq 1 240); do  # up to ~2h (240 * 30s)
              row=$(gh run list --workflow "$wf" \
                      --json headSha,status,databaseId --limit 50 \
                    | jq -r --arg sha "$sha" \
                      'map(select(.headSha==$sha)) | .[0]
                       | "\(.status // "none") \(.databaseId // "none")"')
              st=${row%% *}; id=${row##* }
              echo "  $wf [$i]: status=$st id=$id" >&2
              if [ "$st" = "completed" ]; then echo "$id"; return 0; fi
              sleep 30
            done
            echo "Timed out waiting for $wf" >&2
            return 1
          }

          cache_id=$(wait_run ResInsightWithCache.yml)
          mac_id=$(wait_run ResInsightMac.yml)
          rhel8_id=$(wait_run rhel8-package.yml)

          mkdir -p artifacts
          # Windows, Ubuntu-gcc and Ubuntu-clang-19 (excludes python-distribution).
          gh run download "$cache_id" --pattern 'ResInsight-*' --dir artifacts
          # Use --pattern (not --name) so each artifact is placed in its own
          # ResInsight-macOS-*/ subdirectory, matching the cache download above.
          # With --name the contents are extracted flat into artifacts/, which
          # the 'for d in ResInsight-*/' packaging loop would then skip.
          # The glob matches both macOS architectures (arm64 and x64), each
          # uploaded as a separate artifact by ResInsightMac.yml (issue #1009).
          gh run download "$mac_id" --pattern 'ResInsight-macOS-*' --dir artifacts
          ls -R artifacts

          # The RHEL8 artifact is already a CPack *.tar.gz, so keep it out of
          # the 'artifacts/' zip loop below and attach it to the release as-is.
          mkdir -p rhel8-package
          gh run download "$rhel8_id" --pattern 'ResInsight-RHEL8' --dir rhel8-package
          ls -R rhel8-package

      - name: Package each platform into a zip
        run: |
          mkdir -p release-assets
          cd artifacts
          for d in ResInsight-*/; do
            name="${d%/}"
            # Spaces in artifact names (e.g. "ResInsight-Ubuntu 24.04 gcc")
            # make awkward asset filenames, so collapse them to underscores.
            safe="${name// /_}"
            zip -r "../release-assets/${safe}-${{ github.ref_name }}.zip" "$name"
          done
          cd ..
          # The RHEL8 CPack package is already compressed; attach it directly.
          find rhel8-package -name '*.tar.gz' -exec cp {} release-assets/ \;
          ls -l release-assets

      - name: Create or update draft release
        run: |
          tag='${{ github.ref_name }}'
          if gh release view "$tag" >/dev/null 2>&1; then
            # Re-run: refresh the assets on the existing (draft) release.
            gh release upload "$tag" release-assets/* --clobber
          else
            gh release create "$tag" \
              --draft \
              --title "ResInsight $tag" \
              --notes "Automated draft release. Binaries are attached below." \
              release-assets/*
          fi