generate-badges.yml

name: generate-badges

on:
  push:
    branches: [ "main" ]

permissions:
  contents: write

jobs:
  generate-badges:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Set up Python 3.11
        uses: actions/setup-python@v2
        with:
          python-version: 3.11

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install poetry
          poetry install
          
      - name: Fetch status from _badges
        uses: actions/checkout@v4
        with:
          path: _badges
          fetch-depth: 0

      - name: Initialize storage branch
        working-directory: _badges
        run: |
          git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git config --global user.name "github-actions[bot]"
          # Switch to the branch if it already exists
          git switch _badges || true
          git pull origin _badges || true
          # Create the branch if it doesn't exist yet
          git checkout --orphan _badges || true
          # Ensure that the bare minimum components exist in the branch
          mkdir -p data
          touch README.md data/.gitkeep
          # Copy necessary files and folders to a temporary location
          mkdir -p /tmp/${{ github.sha }}
          echo "Copying data to /tmp/${{ github.sha }}"
          cp -r .git README.md data /tmp/${{ github.sha }}
          # Remove everything else
          # Attribution: https://unix.stackexchange.com/a/77313
          rm -rf ..?* .[!.]* *
          # Restore files from the temporary location
          echo "Copying data from /tmp/${{ github.sha }}"
          cp -r /tmp/${{ github.sha }}/.git /tmp/${{ github.sha }}/README.md /tmp/${{ github.sha }}/data .
          rm -rf /tmp/${{ github.sha }}
          git add --all -f
          git commit -m "Update storage branch: $(date)" || true
        shell: bash

      - name: Push storage branch
        uses: ad-m/github-push-action@master
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          branch: _badges
          directory: _badges
          force: true

      - name: Get flake8 status
        id: flake8_status
        run: |
          poetry run flake8 src/ && echo "status=passing" >> $GITHUB_OUTPUT || echo "status=failing" >> $GITHUB_OUTPUT 

      - name: Generate the flake8 badge SVG image
        uses: emibcn/badge-action@v2.0.3
        id: flake8_badge
        with:
          label: 'Flake8'
          status: "${{ steps.flake8_status.outputs.status }}"
          color: ${{ steps.flake8_status.outputs.status == 'passing' && 'green' || 'red' }}
          path: _badges/data/flake8_badge.svg

      - name: Get complexity check status
        id: complexity_check_status
        run: |
          poetry run flake8 --max-complexity 10 src/ && echo "status=passing" >> $GITHUB_OUTPUT || echo "status=failing" >> $GITHUB_OUTPUT 

      - name: Generate the complexity check badge SVG image
        uses: emibcn/badge-action@v2.0.3
        id: complexity_check_badge
        with:
          label: 'Cyclomatic complexity'
          status: "${{ steps.complexity_check_status.outputs.status }}"
          color: ${{ steps.complexity_check_status.outputs.status == 'passing' && 'green' || 'red' }}
          path: _badges/data/cyclomatic_complexity.svg

      - name: Get bandit status
        id: bandit_status
        run: |
          poetry run bandit -c bandit.yaml -r src/ && echo "status=passing" >> $GITHUB_OUTPUT || echo "status=failing" >> $GITHUB_OUTPUT 

      - name: Generate the bandit badge SVG image
        uses: emibcn/badge-action@v2.0.3
        id: bandit_badge
        with:
          label: 'Bandit'
          status: "${{ steps.bandit_status.outputs.status }}"
          color: ${{ steps.bandit_status.outputs.status == 'passing' && 'green' || 'red' }}
          path: _badges/data/bandit_badge.svg

      - name: Commit badges
        working-directory: _badges/data
        run: |
          git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git config --global user.name "github-actions[bot]"
          git switch _badges || true
          git pull origin _badges
          git add "bandit_badge.svg"
          git add "flake8_badge.svg"
          git add "cyclomatic_complexity.svg"
          git commit -m "Add/Update badge: ${{ github.sha }}" || true
        shell: bash

      - name: Push badges
        uses: ad-m/github-push-action@master
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          branch: _badges
          directory: _badges/data