---
# SPDX-FileCopyrightText: 2026 The Linux Foundation
# SPDX-License-Identifier: Apache-2.0

name: "GitHub Release Action"
description: "Creates GitHub releases with artifacts using the gh CLI tool"

inputs:
  release-targets:
    description: "Make targets to build release artifacts"
    required: false
    default: "release"
  artifact-glob:
    description: "Glob pattern for release artifacts"
    required: false
    default: "release/*"
  github-token:
    description: "GitHub token for authentication"
    required: true
  draft:
    description: "Create a draft release"
    required: false
    default: "false"

runs:
  using: "composite"
  steps:
    - name: Create GitHub Release
      shell: bash
      env:
        GITHUB_TOKEN: ${{ inputs.github-token }}
        RELEASE_TARGETS: ${{ inputs.release-targets }}
        ARTIFACT_GLOB: ${{ inputs.artifact-glob }}
        DRAFT_INPUT: ${{ inputs.draft }}
      run: |
        set -eu -o pipefail

        # Determine version from git tags on HEAD
        VERSION=""
        for tag in $(git tag --points-at HEAD); do
          if echo "$tag" | grep -qE '^v?[0-9]+\.[0-9]+\.[0-9]+(-dev[0-9]+)?$'; then
            VERSION="$tag"
            break
          fi
        done

        if [ -z "$VERSION" ]; then
          echo "ERROR: No SemVer tag (vX.Y.Z, X.Y.Z, or vX.Y.Z-devN) found on HEAD"
          exit 1
        fi

        echo "Version: $VERSION"

        # Build release artifacts
        make $RELEASE_TARGETS

        # Generate SHA256 checksums for all artifacts
        CHECKSUM_FILE="checksums-sha256.txt"
        sha256sum $ARTIFACT_GLOB > "$CHECKSUM_FILE"
        echo "Generated checksums:"
        cat "$CHECKSUM_FILE"

        # Determine if this should be a draft release
        DRAFT_FLAG=""
        if [[ "$VERSION" == *"-dev"* ]] || [[ "$DRAFT_INPUT" == "true" ]]; then
          DRAFT_FLAG="--draft"
          echo "Creating draft release"
        fi

        # Get release notes from latest commit message
        RELEASE_NOTES="$(git log -1 --pretty=%B)"

        # Create GitHub release
        gh release create "$VERSION" \
          $ARTIFACT_GLOB \
          "$CHECKSUM_FILE" \
          --title "$VERSION" \
          --notes "$RELEASE_NOTES" \
          --generate-notes \
          $DRAFT_FLAG