release.yml

name: Build and Release

on:
  push:
    branches:
      - main

permissions:
  contents: write

jobs:
  test:
    name: Run Tests
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Set up Go
        uses: actions/setup-go@v6
        with:
          go-version: '1.25'

      - name: Download dependencies
        run: go mod download

      - name: Run tests
        run: go test -v ./tests/...

  version:
    name: Calculate Version
    runs-on: ubuntu-latest
    needs: test
    outputs:
      new_version: ${{ steps.version.outputs.new_version }}
      changelog: ${{ steps.version.outputs.changelog }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - name: Get latest tag
        id: get_tag
        run: |
          # Get the latest tag, or use v0.0.0 if no tags exist
          LATEST_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "v0.0.0")
          echo "latest_tag=$LATEST_TAG" >> $GITHUB_OUTPUT
          echo "Latest tag: $LATEST_TAG"

      - name: Calculate new version
        id: version
        run: |
          LATEST_TAG="${{ steps.get_tag.outputs.latest_tag }}"

          # Remove 'v' prefix
          VERSION=${LATEST_TAG#v}

          # Split version into parts
          IFS='.' read -ra VERSION_PARTS <<< "$VERSION"
          MAJOR=${VERSION_PARTS[0]}
          MINOR=${VERSION_PARTS[1]}
          PATCH=${VERSION_PARTS[2]}

          # Get commit messages since last tag
          if [ "$LATEST_TAG" = "v0.0.0" ]; then
            COMMITS=$(git log --pretty=format:"%s")
          else
            COMMITS=$(git log ${LATEST_TAG}..HEAD --pretty=format:"%s")
          fi

          echo "Commits since last tag:"
          echo "$COMMITS"

          # Check for breaking changes (MAJOR)
          if echo "$COMMITS" | grep -qiE "BREAKING CHANGE|major:"; then
            MAJOR=$((MAJOR + 1))
            MINOR=0
            PATCH=0
            BUMP_TYPE="major"
          # Check for features (MINOR)
          elif echo "$COMMITS" | grep -qiE "^feat|^feature|minor:"; then
            MINOR=$((MINOR + 1))
            PATCH=0
            BUMP_TYPE="minor"
          # Default to PATCH
          else
            PATCH=$((PATCH + 1))
            BUMP_TYPE="patch"
          fi

          NEW_VERSION="v${MAJOR}.${MINOR}.${PATCH}"
          echo "new_version=$NEW_VERSION" >> $GITHUB_OUTPUT
          echo "bump_type=$BUMP_TYPE" >> $GITHUB_OUTPUT
          echo "New version: $NEW_VERSION (${BUMP_TYPE} bump)"

          # Generate changelog
          CHANGELOG="## Changes in $NEW_VERSION\n\n"
          if [ "$LATEST_TAG" = "v0.0.0" ]; then
            CHANGELOG+="Initial release\n\n"
            CHANGELOG+=$(git log --pretty=format:"- %s (%h)" | head -20)
          else
            CHANGELOG+=$(git log ${LATEST_TAG}..HEAD --pretty=format:"- %s (%h)")
          fi

          echo "changelog<<EOF" >> $GITHUB_OUTPUT
          echo -e "$CHANGELOG" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

  build:
    name: Build Binaries
    runs-on: ubuntu-latest
    needs: version
    strategy:
      matrix:
        include:
          # Windows
          - goos: windows
            goarch: amd64
            output: dave-windows-amd64.exe
          - goos: windows
            goarch: arm64
            output: dave-windows-arm64.exe

          # macOS
          - goos: darwin
            goarch: amd64
            output: dave-macos-amd64
          - goos: darwin
            goarch: arm64
            output: dave-macos-arm64

          # Linux
          - goos: linux
            goarch: amd64
            output: dave-linux-amd64
          - goos: linux
            goarch: arm64
            output: dave-linux-arm64
          - goos: linux
            goarch: 386
            output: dave-linux-386

    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Set up Go
        uses: actions/setup-go@v6
        with:
          go-version: '1.25'

      - name: Download dependencies
        run: go mod download

      - name: Build binary
        env:
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
          CGO_ENABLED: 0
        run: |
          VERSION="${{ needs.version.outputs.new_version }}"
          go build -ldflags "-s -w -X main.Version=${VERSION}" -o ${{ matrix.output }}

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.output }}
          path: ${{ matrix.output }}

  release:
    name: Create Release
    runs-on: ubuntu-latest
    needs: [version, build]
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: ./binaries

      - name: Display structure of downloaded files
        run: ls -R ./binaries

      - name: Prepare release assets
        run: |
          mkdir -p release
          find ./binaries -type f -exec cp {} ./release/ \;
          ls -lh ./release

      - name: Create Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ needs.version.outputs.new_version }}
          name: Release ${{ needs.version.outputs.new_version }}
          body: ${{ needs.version.outputs.changelog }}
          files: ./release/*
          draft: false
          prerelease: false
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}