name: CI
on:
  push:
    branches: [ main, work/review ]

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        go: ['1.20']
        os: ['ubuntu-latest']
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Set up Go
        uses: actions/setup-go@v4
        with:
          go-version: ${{ matrix.go }}
      - name: Cache Go modules
        uses: actions/cache@v4
        with:
          path: |
            ~/.cache/go-build
            ~/go/pkg/mod
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-
      - name: Tidy modules
        run: go mod tidy
      - name: Format check
        run: |
          gofmt_out=$(gofmt -l . | wc -l); if [ "$gofmt_out" -ne "0" ]; then echo "gofmt needs to be run"; gofmt -w .; exit 1; fi
      - name: Vet
        run: go vet ./...
      - name: Static analysis (golangci-lint)
        uses: golangci/golangci-lint-action@v4
        with:
          version: 'v1.59.0'
      - name: Build (amd64)
        run: make build
      - name: Cross build (linux/arm64)
        run: |
          GOOS=linux GOARCH=arm64 go build -o bin/arm64 ./...
      - name: Test
        run: make test
      - name: Coverage
        run: |
          go test -coverprofile=coverage.out ./... || true
          go tool cover -func=coverage.out | sed -n '1,200p'

  release-checks:
    runs-on: ubuntu-latest
    needs: build
    steps:
      - uses: actions/checkout@v3
      - name: Echo OK
        run: echo "build and tests passed"