name: PR provera (develop)

on:
  pull_request:
    branches:
      - develop

permissions:
  contents: read

jobs:
  build-test:
    name: Build, test, gofmt, Docker build
    runs-on: ubuntu-latest
    steps:
      - name: Preuzmi kod
        uses: actions/checkout@v4

      - name: Podesi Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.26"
          cache: true

      - name: gofmt provera
        run: |
          neformatirano=$(gofmt -l .)
          if [ -n "$neformatirano" ]; then
            echo "Sledeći fajlovi nisu gofmt-ovani:"
            echo "$neformatirano"
            exit 1
          fi

      - name: go build
        run: go build ./...

      - name: go test
        run: go test ./...

      - name: Build binarnog fajla (isto kao start.sh, produkcioni build)
        run: |
          CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build \
            -ldflags "-X main.Verzija=pr-${{ github.event.pull_request.number }} -s -w" \
            -trimpath \
            -o ntech ./cmd/ntech

      - name: Docker build (bez push-a)
        uses: docker/build-push-action@v6
        with:
          context: .
          push: false
          tags: ntech:pr-${{ github.event.pull_request.number }}