name: Build wonderwall

on: [push]

env:
  image_base: ghcr.io/${{ github.repository }}

jobs:
  test:
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout latest code
        uses: actions/checkout@v3
      - name: Extract version of Go to use
        run: echo "GOVERSION=$(cat go.mod | grep -w "go" | awk ' { print $2 } ' | grep -w "^[^v]")" >> $GITHUB_ENV
      - name: Set up Go
        uses: actions/setup-go@v3
        with:
          go-version: ${{ env.GOVERSION }}
      - name: Test Go
        run: |
          make test
  build-and-deploy:
    needs:
      - test
    name: Build, push and deploy
    if: github.ref == 'refs/heads/master'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Docker login
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: docker login ghcr.io -u ${GITHUB_REPOSITORY} -p ${GITHUB_TOKEN}
      - name: Set version
        run: |
          echo "VERSION=$(./version.sh)" >> $GITHUB_ENV
      - name: Build Docker image
        run: |
          docker build . --tag ${{ env.image_base }}:${{ env.VERSION }}  --tag ${{ env.image_base }}:latest
      - name: Push versioned docker image
        run: |
          docker push ${{ env.image_base }}:${{ env.VERSION }}
      - name: Push latest docker image
        if: github.ref == 'refs/heads/master'
        run: docker push ${{ env.image_base }}:latest
      - uses: navikt/github-app-token-generator@v1
        id: get-token
        if: github.ref == 'refs/heads/master'
        with:
          private-key: ${{ secrets.NAIS_APP_PRIVATE_KEY }}
          app-id: ${{ secrets.NAIS_APP_ID }}
          repo: navikt/nais-yaml
      - name: Checkout nais-yaml
        if: github.ref == 'refs/heads/master'
        uses: actions/checkout@v3
        with:
          repository: navikt/nais-yaml
          token: ${{ steps.get-token.outputs.token }}
          path: nais-yaml
      - name: Update nais-yaml
        if: github.ref == 'refs/heads/master'
        run: |
          cd nais-yaml
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
          sed -E -i "s#wonderwall_image:.+#wonderwall_image: ${{ env.image_base }}:${{ env.VERSION }}#" vars/global.yaml
          git add .
          git --no-pager diff --cached
          git commit -a -m "Bump Wonderwall image version ${{ env.VERSION }}"
          git push