release.yml

name: Release

on:
  workflow_dispatch:
    inputs:
      bump:
        description: "Version bump type"
        required: true
        default: "patch"
        type: choice
        options:
          - patch
          - minor

permissions:
  contents: write

jobs:
  release:
    name: Build & Release
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.24"

      - name: Determine version
        id: version
        run: |
          LATEST_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "v0.0.0")
          VERSION=${LATEST_TAG#v}
          IFS='.' read -r MAJOR MINOR PATCH <<< "$VERSION"

          if [ "${{ inputs.bump }}" = "minor" ]; then
            MINOR=$((MINOR + 1))
            PATCH=0
          else
            PATCH=$((PATCH + 1))
          fi

          NEW_VERSION="${MAJOR}.${MINOR}.${PATCH}"
          echo "version=$NEW_VERSION" >> "$GITHUB_OUTPUT"
          echo "tag=v${NEW_VERSION}" >> "$GITHUB_OUTPUT"
          echo "prev_tag=$LATEST_TAG" >> "$GITHUB_OUTPUT"
          echo "Bumping $LATEST_TAG → v${NEW_VERSION} (${{ inputs.bump }})"

      - name: Update version in main.go
        run: |
          sed -i "s/var version = \".*\"/var version = \"${{ steps.version.outputs.version }}\"/" main.go
          grep 'var version' main.go

      - name: Run tests
        run: go test -race -count=1 ./...

      - name: Cross-compile binaries
        run: |
          mkdir -p dist
          TARGETS="linux/amd64 linux/arm64 darwin/amd64 darwin/arm64 windows/amd64"
          for target in $TARGETS; do
            GOOS="${target%/*}"
            GOARCH="${target#*/}"
            OUTPUT="dist/rawdoc-${GOOS}-${GOARCH}"
            if [ "$GOOS" = "windows" ]; then
              OUTPUT="${OUTPUT}.exe"
            fi
            echo "Building $OUTPUT"
            GOOS=$GOOS GOARCH=$GOARCH go build -ldflags="-s -w" -o "$OUTPUT" .
          done
          ls -lh dist/

      - name: Configure git
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

      - name: Commit version bump and create tag
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          git add main.go
          git diff --cached --quiet && echo "No version change to commit" || \
            git commit -m "release: v${{ steps.version.outputs.version }}"
          git tag -a "${{ steps.version.outputs.tag }}" -m "Release ${{ steps.version.outputs.tag }}

          Install: go install github.com/RandomCodeSpace/rawdoc@${{ steps.version.outputs.tag }}"
          git push origin HEAD:main --tags

      - name: Create GitHub release
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          PREV_TAG="${{ steps.version.outputs.prev_tag }}"
          NOTES_FLAG=""
          if [ "$PREV_TAG" != "v0.0.0" ] && git rev-parse "$PREV_TAG" >/dev/null 2>&1; then
            NOTES_FLAG="--notes-start-tag $PREV_TAG"
          fi
          gh release create "${{ steps.version.outputs.tag }}" \
            dist/* \
            --title "rawdoc ${{ steps.version.outputs.tag }}" \
            --generate-notes \
            $NOTES_FLAG