name: Update Laws from RSS

on:
  schedule:
    # Täglich um 02:00 UTC (03:00 MEZ / 04:00 MESZ)
    - cron: '0 2 * * *'
  # Manueller Trigger für Tests
  workflow_dispatch:

jobs:
  update:
    runs-on: ubuntu-latest
    steps:
      - name: Configure Git
        run: |
          git config --global user.name 'LawGit Bot'
          git config --global user.email 'bot@git.coded.law'
          git config --global init.defaultBranch main

      - name: Checkout repository
        run: |
          git clone https://git.coded.law/${{ github.repository }}.git .
          git remote set-url origin https://git.coded.law/${{ github.repository }}.git

      - name: Set up Python
        run: |
          python3 --version
          # Create virtual environment
          python3 -m venv venv
          source venv/bin/activate
          # Upgrade pip in venv
          pip install --upgrade pip
          # Make venv available for all steps
          echo 'source venv/bin/activate' >> $GITHUB_ENV

      - name: Install dependencies
        run: |
          source venv/bin/activate
          pip install --upgrade pip
          pip install -r requirements.txt

      - name: Run update script
        run: |
          source venv/bin/activate
          python update_laws.py
        continue-on-error: true  # Weiterlaufen auch bei Fehlern

      - name: Convert XML to Markdown
        if: success() || failure()  # Immer ausführen, auch wenn Update fehlschlug
        run: |
          source venv/bin/activate
          python xml_to_markdown.py --prod || echo "Konvertierung fehlgeschlagen oder keine Änderungen"
        continue-on-error: true

      - name: Check for changes
        id: check_changes
        run: |
          git add -A
          if git diff --staged --quiet; then
            echo "changed=false" >> $GITHUB_OUTPUT
            echo "Keine Änderungen gefunden"
          else
            echo "changed=true" >> $GITHUB_OUTPUT
            echo "Änderungen gefunden"
            git status
          fi

      - name: Create branch and commit changes
        id: create_branch
        if: steps.check_changes.outputs.changed == 'true'
        run: |
          BRANCH_NAME="update-laws-$(date +'%Y%m%d-%H%M%S')"
          echo "branch_name=$BRANCH_NAME" >> $GITHUB_OUTPUT
          git checkout -b $BRANCH_NAME
          git commit -m "Update laws from RSS - $(date +'%Y-%m-%d %H:%M:%S UTC')" || exit 0
          git push origin $BRANCH_NAME || echo "Push fehlgeschlagen"

      - name: Create Pull Request
        if: steps.check_changes.outputs.changed == 'true'
        env:
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
        run: |
          BRANCH_NAME="${{ steps.create_branch.outputs.branch_name }}"
          REPO="${{ github.repository }}"
          GITEA_INSTANCE="https://git.coded.law"
          
          # Erstelle Pull Request via Gitea API
          curl -X POST \
            -H "Authorization: token $GITEA_TOKEN" \
            -H "Content-Type: application/json" \
            -d "{
              \"title\": \"Update laws from RSS - $(date +'%Y-%m-%d')\",
              \"head\": \"$BRANCH_NAME\",
              \"base\": \"main\",
              \"body\": \"Automatische Gesetzes-Updates vom RSS-Feed.\\n\\nBitte überprüfe die Änderungen vor dem Merge.\"
            }" \
            "$GITEA_INSTANCE/api/v1/repos/$REPO/pulls" || echo "PR-Erstellung fehlgeschlagen"

      - name: Summary
        if: always()
        run: |
          echo "## Update-Zusammenfassung"
          echo "- Workflow ausgeführt: $(date)"
          if [ "${{ steps.check_changes.outputs.changed }}" == "true" ]; then
            echo "- OK: Änderungen wurden in Branch ${{ steps.create_branch.outputs.branch_name }} committed"
            echo "- OK: Pull Request wurde erstellt"
          else
            echo "- Info: Keine Änderungen gefunden"
          fi