name: CI

on:
  push:
    branches:
      - "main"
    tags:
      - '*'
  pull_request:
    branches:
      - "main"

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  package:
    name: Package
    runs-on: ubuntu-26.04
    timeout-minutes: 15
    steps:
      - name: Checkout
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7

      - name: Set up JDK
        uses: actions/setup-java@b843ebf9b913146b38da2eaa7aeddf76074ae1ad # v6
        with:
          distribution: 'temurin'
          java-version: '25'
          cache: 'maven'

      - name: Build package
        run: |
          chmod +x ./mvnw
          ./mvnw --batch-mode --update-snapshots verify

      - name: Upload test reports
        if: always()
        uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9 # v7
        with:
          name: junit-reports
          path: |
            **/target/*-reports/TEST-*.xml
          if-no-files-found: ignore

      - name: Upload Maven artifacts
        uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9 # v7
        with:
          name: maven-artifacts
          path: |
            target/netneutrality.jar
            startup.sh
          if-no-files-found: error

  maven-publish:
    name: Publish Maven Package
    runs-on: ubuntu-26.04
    timeout-minutes: 15
    needs: package
    if: ${{ github.event_name == 'push' && (github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/')) }}
    steps:
      - name: Checkout
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7

      - name: Set up JDK
        uses: actions/setup-java@b843ebf9b913146b38da2eaa7aeddf76074ae1ad # v6
        with:
          distribution: 'temurin'
          java-version: '25'
          cache: 'maven'
          server-id: gitea
          server-username: REGISTRY_USER
          server-password: REGISTRY_PASSWORD

      - name: Publish Maven package
        run: |
          chmod +x ./mvnw
          ./mvnw --batch-mode deploy -DskipTests
        env:
          REGISTRY_USER: ${{ secrets.REGISTRY_USER }}
          REGISTRY_PASSWORD: ${{ secrets.REGISTRY_PASSWORD }}

  docker:
    name: Docker Build and Push
    runs-on: ubuntu-26.04
    timeout-minutes: 15
    needs: package
    if: ${{ github.event_name == 'push' }}
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7

      - name: Download build artifacts
        uses: actions/download-artifact@9000827ccba6bdab643e8b6fd33ac0654aef8333 # v8
        with:
          name: maven-artifacts
          path: .

      - name: Compute Docker tags
        id: meta
        shell: bash
        run: |
          REGISTRY="${{ secrets.REGISTRY_URL }}/${{ secrets.REGISTRY_USER }}/netneutrality"
          if [[ "$GITHUB_REF" == refs/tags/* ]]; then
            ver="${GITHUB_REF_NAME#v}"
            echo "tags=${REGISTRY}:${ver},${REGISTRY}:latest" >> "$GITHUB_OUTPUT"
          else
            echo "tags=${REGISTRY}:main" >> "$GITHUB_OUTPUT"
          fi

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      - name: Log in to registry
        uses: docker/login-action@b45d80f862d83dbcd57f89517bcf500b2ab88fb2 # v4
        with:
          registry: ${{ secrets.REGISTRY_URL }}
          username: ${{ secrets.REGISTRY_USER }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Build and push
        uses: docker/build-push-action@d08e5c354a6adb9ed34480a06d141179aa583294 # v7
        with:
          context: .
          file: ./Dockerfile
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          cache-from: type=registry,ref=${{ secrets.REGISTRY_URL }}/${{ secrets.REGISTRY_USER }}/netneutrality:buildcache
          cache-to: type=registry,ref=${{ secrets.REGISTRY_URL }}/${{ secrets.REGISTRY_USER }}/netneutrality:buildcache,mode=max