release.yaml

name: Release application
on:
  push:
    branches:
      - main

env:
  VERSION: 0.1.2

jobs:
  build:
    name: Build
    runs-on: ubuntu-22.04

    steps:
      - name: Check out code
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
        with:
          fetch-depth: 0

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: 'stable'

      - name: Cache dependencies
        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: Verify dependencies
        run: go mod verify

      - name: Build application
        run: go build .

      - name: Run unit tests
        run: go test ./... -coverprofile=coverage.out

      - name: Run vet
        run: go vet .

      - name: Install linter
        run: go install golang.org/x/lint/golint@latest

      - name: Run linter
        run: golint ./...

  checkVersion:
    name: CheckVersion
    runs-on: ubuntu-22.04

    outputs:
      versionCheck: ${{ steps.version.outputs.comparison-result }}

    steps:
      - name: Check out code
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
        with:
          fetch-depth: 0

      - name: Read version from Chart.yaml
        id: read-version
        uses: jbutcher5/read-yaml@main
        with:
          file: './charts/enphase-envoy-prometheus-exporter/Chart.yaml'
          key-path: '["version"]'

      - uses: madhead/semver-utils@latest
        id: version
        with:
          version: ${{ env.VERSION }}
          compare-to: ${{ steps.read-version.outputs.data }}

  release:
    name: Release
    runs-on: ubuntu-22.04
    needs: [ build, checkVersion ]
    if: ${{ needs.checkVersion.outputs.versionCheck == '>' }}

    steps:
      - name: Check out code
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
        with:
          fetch-depth: 0

      - name: Setup git config
        run: |
          git config user.name "Floris Feddema"
          git config user.email "admin@feddema.dev"

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
        with:
          platforms: linux/amd64,linux/arm64

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          platforms: linux/amd64,linux/arm64

      - name: Login docker registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          tags: |
            ghcr.io/florisfeddema/enphase-envoy-prometheus-exporter:latest
            ghcr.io/florisfeddema/enphase-envoy-prometheus-exporter:${{ env.VERSION }}
          push: true

      - name: Update version in Chart.yaml
        uses: fjogeleit/yaml-update-action@main
        with:
          valueFile: 'charts/enphase-envoy-prometheus-exporter/Chart.yaml'
          propertyPath: 'version'
          value: ${{ env.VERSION }}
          message: 'Update Image Version to ${{ env.VERSION }}'
          commitChange: true
          branch: main

      - name: Release chart
        uses: helm/chart-releaser-action@v1.6.0
        with:
          charts_dir: charts
        env:
          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"