name: Release

on:
  push:
    tags:
      - 'v*.*.*'
  workflow_dispatch:
    inputs:
      tag:
        description: 'Tag to release (e.g., v1.0.0)'
        required: true
        type: string

permissions:
  contents: write
  packages: write
  pages: write
  id-token: write

jobs:
  # Build and push multi-arch Docker images
  build-images:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

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

      - name: Install envtest binaries
        run: make setup-envtest

      - name: Run tests
        run: make test

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract version
        id: version
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            VERSION="${{ github.event.inputs.tag }}"
          else
            VERSION="${GITHUB_REF#refs/tags/}"
          fi
          echo "version=${VERSION}" >> $GITHUB_OUTPUT
          echo "version_no_v=${VERSION#v}" >> $GITHUB_OUTPUT

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          platforms: linux/amd64,linux/arm64
          push: true
          tags: |
            ghcr.io/${{ github.repository }}:${{ steps.version.outputs.version }}
            ghcr.io/${{ github.repository }}:${{ steps.version.outputs.version_no_v }}
            ghcr.io/${{ github.repository }}:latest
          labels: |
            org.opencontainers.image.source=${{ github.event.repository.html_url }}
            org.opencontainers.image.revision=${{ github.sha }}
            org.opencontainers.image.version=${{ steps.version.outputs.version }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

  # Package and release Helm chart
  release-chart:
    needs: build-images
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Configure Git
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"

      - name: Install Helm
        uses: azure/setup-helm@v4
        with:
          version: v3.14.0

      - name: Extract version
        id: version
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            VERSION="${{ github.event.inputs.tag }}"
          else
            VERSION="${GITHUB_REF#refs/tags/}"
          fi
          VERSION_NO_V="${VERSION#v}"
          echo "version=${VERSION}" >> $GITHUB_OUTPUT
          echo "version_no_v=${VERSION_NO_V}" >> $GITHUB_OUTPUT

      - name: Update Chart.yaml version and appVersion
        run: |
          sed -i "s/^version:.*/version: ${{ steps.version.outputs.version_no_v }}/" helm/unifi-network-operator/Chart.yaml
          sed -i "s/^appVersion:.*/appVersion: \"${{ steps.version.outputs.version }}\"/" helm/unifi-network-operator/Chart.yaml

      - name: Update values.yaml image tag
        run: |
          sed -i "s/tag: \".*\"/tag: \"${{ steps.version.outputs.version }}\"/" helm/unifi-network-operator/values.yaml
          sed -i "s|repository: .*|repository: ghcr.io/${{ github.repository }}|" helm/unifi-network-operator/values.yaml

      - name: Package Helm chart
        run: |
          mkdir -p .cr-release-packages
          helm package helm/unifi-network-operator -d .cr-release-packages

      - name: Run chart-releaser
        uses: helm/chart-releaser-action@v1.6.0
        with:
          charts_dir: helm
          skip_packaging: true
          config: .github/cr.yaml
        env:
          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

      - name: Upload Helm chart as artifact
        uses: actions/upload-artifact@v4
        with:
          name: helm-chart
          path: .cr-release-packages/*.tgz
          retention-days: 90

  # Create GitHub Release
  create-release:
    needs: [build-images, release-chart]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Extract version
        id: version
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            VERSION="${{ github.event.inputs.tag }}"
          else
            VERSION="${GITHUB_REF#refs/tags/}"
          fi
          echo "version=${VERSION}" >> $GITHUB_OUTPUT

      - name: Download Helm chart artifact
        uses: actions/download-artifact@v4
        with:
          name: helm-chart
          path: ./artifacts

      - name: Generate release notes
        id: notes
        run: |
          cat > release_notes.md << 'EOF'
          ## UniFi Network Operator ${{ steps.version.outputs.version }}

          ### Installation

          #### Using Helm

          ```bash
          helm repo add unifi-network-operator https://vegardengen.github.io/unifi-network-operator
          helm repo update
          helm install unifi-network-operator unifi-network-operator/unifi-network-operator \
            --namespace unifi-network-operator-system \
            --create-namespace \
            --set unifi.url="https://your-unifi-controller:8443" \
            --set unifi.password="your-password"
          ```

          #### Using Docker

          ```bash
          docker pull ghcr.io/${{ github.repository }}:${{ steps.version.outputs.version }}
          ```

          ### What's Changed

          See the full changelog for details of changes in this release.

          ### Container Images

          - `ghcr.io/${{ github.repository }}:${{ steps.version.outputs.version }}`
          - Available for `linux/amd64` and `linux/arm64`

          ### Helm Chart

          - Chart version: Automatically generated
          - App version: ${{ steps.version.outputs.version }}
          - Repository: https://vegardengen.github.io/unifi-network-operator
          EOF
          cat release_notes.md

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v1
        with:
          tag_name: ${{ steps.version.outputs.version }}
          name: Release ${{ steps.version.outputs.version }}
          body_path: release_notes.md
          draft: false
          prerelease: ${{ contains(steps.version.outputs.version, 'alpha') || contains(steps.version.outputs.version, 'beta') || contains(steps.version.outputs.version, 'rc') }}
          files: |
            ./artifacts/*.tgz
          token: ${{ secrets.GITHUB_TOKEN }}