ci.yml

name: CI

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

permissions:
  contents: read

jobs:
  test:
    name: Test
    runs-on: ubuntu-latest
    strategy:
      matrix:
        go-version: ['1.23.x']
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Set up Go
      uses: actions/setup-go@v5
      with:
        go-version: ${{ matrix.go-version }}
    
    - name: Download dependencies
      run: go mod download
    
    - name: Verify dependencies
      run: go mod verify
    
    - name: Run tests
      run: go test -v -race -coverprofile=coverage.out $(go list ./... | grep -v '/cmd/' | grep -v '/examples/')
    
    - name: Check coverage
      run: |
        go tool cover -func=coverage.out
        COVERAGE=$(go tool cover -func=coverage.out | grep total | awk '{print $3}' | sed 's/%//')
        echo "Total coverage: ${COVERAGE}%"
        # Ensure coverage is above 70% (ADR-02)
        if (( $(echo "$COVERAGE < 70" | bc -l) )); then
          echo "Coverage ${COVERAGE}% is below 70% threshold"
          exit 1
        fi
    
    - name: Upload coverage to Codecov
      uses: codecov/codecov-action@v4
      if: matrix.go-version == '1.23.x'
      with:
        files: ./coverage.out
        flags: unittests
        name: codecov-umbrella
      env:
        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

  lint:
    name: Lint
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Set up Go
      uses: actions/setup-go@v5
      with:
        go-version: '1.23.x'
    
    - name: golangci-lint
      uses: golangci/golangci-lint-action@v4
      with:
        version: v1.64.8
        skip-cache: true
        args: --verbose

  format:
    name: Format Check
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Set up Go
      uses: actions/setup-go@v5
      with:
        go-version: '1.23.x'
    
    - name: Check formatting
      run: |
        if [ "$(gofmt -s -l . | wc -l)" -gt 0 ]; then
          echo "The following files are not formatted:"
          gofmt -s -l .
          exit 1
        fi
    
    - name: Verify go.mod
      run: |
        go mod tidy
        git diff --exit-code go.mod

  build:
    name: Build
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
    
    - name: Set up Go
      uses: actions/setup-go@v5
      with:
        go-version: '1.25.x'
    
    - name: Build main package
      run: go build -v .
    
    - name: Build sub-packages
      run: go build -v ./pkg/...
    
    - name: Build examples
      run: |
        for example_dir in examples/*/; do
          if [ -d "$example_dir" ] && ls "$example_dir"/*.go >/dev/null 2>&1; then
            echo "Building $example_dir"
            (cd "$example_dir" && go build -v .)
          fi
        done
    
    - name: Build commands
      run: |
        for cmd in cmd/*; do
          if [ -d "$cmd" ]; then
            echo "Building $cmd"
            go build -v "./$cmd"
          fi
        done