release.yml

name: Release

on:
  push:
    tags:
      - 'v*'
  workflow_dispatch:
    inputs:
      version:
        description: 'Release version (e.g. 0.12.1)'
        required: true

permissions:
  contents: write

concurrency:
  group: release
  cancel-in-progress: false

jobs:
  release:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ github.event_name == 'workflow_dispatch' && 'develop' || github.ref }}
          fetch-depth: 0

      - name: Resolve VERSION
        env:
          INPUT_VERSION: ${{ github.event.inputs.version }}
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            VERSION="${INPUT_VERSION}"
          else
            VERSION="${GITHUB_REF#refs/tags/v}"
          fi
          echo "VERSION=${VERSION}" >> "$GITHUB_ENV"
          echo "Resolved VERSION=${VERSION} (trigger: ${{ github.event_name }})"

      - name: Validate
        run: |
          if [[ ! "$VERSION" =~ ^[0-9]+\.[0-9]+\.[0-9]+(-[A-Za-z0-9.]+)?$ ]]; then
            echo "::error::Invalid version '$VERSION'. Expected MAJOR.MINOR.PATCH[-suffix]."
            exit 1
          fi
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            if git rev-parse -q --verify "refs/tags/v$VERSION" >/dev/null; then
              echo "::error::Tag v$VERSION already exists."
              exit 1
            fi
          fi

      # 태그가 develop의 과거 커밋을 가리키면, 아래 amend + force-push가 그 뒤의 develop 커밋을 지워 버린다.
      - name: Ensure the release commit is the tip of develop
        run: |
          git fetch origin develop
          ORIG_SHA="$(git rev-parse HEAD)"
          DEVELOP_SHA="$(git rev-parse origin/develop)"
          if [ "$ORIG_SHA" != "$DEVELOP_SHA" ]; then
            echo "::error::Release commit $ORIG_SHA is not the tip of develop ($DEVELOP_SHA). Tag the tip of develop."
            exit 1
          fi
          echo "ORIG_SHA=${ORIG_SHA}" >> "$GITHUB_ENV"

      - name: Set up JDK 25
        uses: actions/setup-java@v4
        with:
          java-version: '25'
          distribution: 'oracle'

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v4

      - name: Update version in README.md
        run: |
          sed -i "s|implementation 'com.github.getCurrentThread:soopapi:[^']*'|implementation 'com.github.getCurrentThread:soopapi:v${VERSION}'|g" README.md
          grep -qF -- "implementation 'com.github.getCurrentThread:soopapi:v${VERSION}'" README.md \
            || { echo "::error::README.md JitPack line not updated to v${VERSION}."; exit 1; }

      - name: Update version in gradle.properties
        run: |
          sed -i "s|^version=.*|version=${VERSION}|" gradle.properties
          grep -qx -- "version=${VERSION}" gradle.properties \
            || { echo "::error::gradle.properties version not updated to ${VERSION}."; exit 1; }

      - name: Update version in llms.txt
        run: |
          sed -i "s|^- 버전: .*|- 버전: v${VERSION}|" llms.txt
          grep -qx -- "- 버전: v${VERSION}" llms.txt \
            || { echo "::error::llms.txt version line not updated to v${VERSION}."; exit 1; }

      - name: Update version in llms-full.txt
        run: |
          sed -i "s|^- 버전: .*|- 버전: v${VERSION}|" llms-full.txt
          grep -qx -- "- 버전: v${VERSION}" llms-full.txt \
            || { echo "::error::llms-full.txt version line not updated to v${VERSION}."; exit 1; }

      - name: Update install lines in llms docs
        run: |
          for f in llms.txt llms-full.txt; do
            sed -i "s|implementation 'com.github.getCurrentThread:soopapi:[^']*'|implementation 'com.github.getCurrentThread:soopapi:v${VERSION}'|g" "$f"
            grep -qF -- "implementation 'com.github.getCurrentThread:soopapi:v${VERSION}'" "$f" \
              || { echo "::error::$f install line not updated to v${VERSION}."; exit 1; }
          done

      # 태그를 달기 전에, 태그될 내용 그대로 빌드와 테스트를 통과하는지 확인한다.
      - name: Build and test
        run: ./gradlew :lib:build

      - name: Amend bump, retag, and push
        run: |
          git config user.name  "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add README.md gradle.properties llms.txt llms-full.txt
          if git diff --cached --quiet; then
            echo "No file changes to amend."
          else
            git commit --amend --no-edit
          fi
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            git tag -a "v${VERSION}" -m "Release v${VERSION}" HEAD
          else
            git tag -af "v${VERSION}" -m "Release v${VERSION}" HEAD
          fi
          # develop이 위 검사 이후에 움직였으면 push가 거부된다.
          git push --force-with-lease=refs/heads/develop:"${ORIG_SHA}" origin HEAD:develop
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            git push origin "v${VERSION}"
          else
            git push --force origin "v${VERSION}"
          fi

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: v${{ env.VERSION }}
          name: v${{ env.VERSION }}
          generate_release_notes: true