name: Generate Rules

on:
  workflow_dispatch:
  schedule:
    - cron: "0 3 * * *"
  push:
    branches:
      - main
    paths:
      - main.py
      - config.toml
      - config.json
      - .gitea/workflows/generate-rules.yml

permissions:
  contents: write

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Prepare config
        shell: bash
        run: |
          if [ -f config.toml ]; then
            echo "Use existing config.toml"
          elif [ -f config.json ]; then
            echo "Use existing config.json"
          elif [ -f config.example.toml ]; then
            cp config.example.toml config.toml
            echo "Generated config.toml from example"
          else
            echo "No config file found" >&2
            exit 1
          fi

      - name: Generate rules
        env:
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
        run: |
          if [ -f config.toml ]; then
            python3 main.py --config config.toml
          else
            python3 main.py --config config.json
          fi

      - name: Commit and push dist changes
        shell: bash
        run: |
          if [ -n "$(git status --porcelain dist)" ]; then
            git config user.name "gitea-actions[bot]"
            git config user.email "gitea-actions@localhost"
            git add dist
            git commit -m "chore: update generated rules"
            git push
          else
            echo "No changes in dist/"
          fi