name: Backend CI

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

jobs:
  test:
    name: Test
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: go.mod
          cache: true

      - name: Download dependencies
        run: go mod download

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

      - name: Run contract validation
        run: go test -v -run "TestRouteSpecContract|TestKMPSpecContract" ./internal/integration/

  build:
    name: Build
    runs-on: ubuntu-latest
    needs: test

    steps:
      - uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: go.mod
          cache: true

      - name: Build API
        run: go build -ldflags "-s -w" -o bin/casera-api ./cmd/api

      - name: Build Worker
        run: go build -ldflags "-s -w" -o bin/casera-worker ./cmd/worker

  lint:
    name: Lint
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: go.mod
          cache: true

      - name: Run go vet
        run: go vet ./...

      - name: Check formatting
        run: |
          unformatted=$(gofmt -l .)
          if [ -n "$unformatted" ]; then
            echo "Unformatted files:"
            echo "$unformatted"
            exit 1
          fi