name: CI/CD

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

jobs:
  lint-test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.12"

      - name: Install dependencies
        run: pip install ruff mypy -r requirements.txt

      - name: Lint
        run: ruff check .

      - name: Type check
        run: mypy check_versions.py --ignore-missing-imports

  build-push:
    runs-on: ubuntu-latest
    needs: lint-test
    if: github.ref == 'refs/heads/main'
    steps:
      - uses: actions/checkout@v4

      - name: Build image
        run: |
          docker build -t ${{ secrets.REGISTRY_URL }}/k8s-version-tracker:${{ github.sha }} \
                       -t ${{ secrets.REGISTRY_URL }}/k8s-version-tracker:latest .

      - name: Push image
        run: |
          echo "${{ secrets.REGISTRY_PASSWORD }}" | \
            docker login ${{ secrets.REGISTRY_URL }} -u ${{ secrets.REGISTRY_USERNAME }} --password-stdin
          docker push ${{ secrets.REGISTRY_URL }}/k8s-version-tracker:${{ github.sha }}
          docker push ${{ secrets.REGISTRY_URL }}/k8s-version-tracker:latest

      - name: Notify Mattermost
        if: always()
        run: |
          STATUS="${{ job.status }}"
          EMOJI=$([ "$STATUS" = "success" ] && echo ":white_check_mark:" || echo ":x:")
          curl -s -X POST "${{ secrets.MATTERMOST_WEBHOOK_URL }}" \
            -H "Content-Type: application/json" \
            -d "{\"text\": \"$EMOJI k8s-version-tracker build **$STATUS** — \`${{ github.sha }}\`\"}"