name: Infrastructure CI

on:
  pull_request:
    paths:
      - 'infra/**'
      - 'ops/**'
      - '.github/**'
      - 'railway.toml'
      - 'railway.json'
      - '*.toml'
  push:
    branches: [main]
    paths:
      - 'infra/**'
      - '.github/**'

permissions:
  contents: read

jobs:
  validate:
    name: Infrastructure Validation
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Validate YAML files
        run: |
          # Install yamllint
          pip install yamllint

          # Validate all YAML files
          find .github -name "*.yml" -o -name "*.yaml" | xargs yamllint -d relaxed

      - name: Validate TOML files
        run: |
          # Install toml validator
          pip install toml

          # Validate TOML files
          for file in *.toml; do
            if [ -f "$file" ]; then
              python -c "import toml; toml.load('$file')" && echo "✅ $file is valid" || echo "❌ $file has errors"
            fi
          done

      - name: Validate JSON files
        run: |
          # Validate JSON files
          for file in *.json; do
            if [ -f "$file" ]; then
              python -c "import json; json.load(open('$file'))" && echo "✅ $file is valid" || echo "❌ $file has errors"
            fi
          done

      - name: Check GitHub Actions syntax
        run: |
          # Use actionlint to validate workflows
          wget -q https://github.com/rhysd/actionlint/releases/download/v1.6.26/actionlint_1.6.26_linux_amd64.tar.gz
          tar -xzf actionlint_1.6.26_linux_amd64.tar.gz
          ./actionlint || true

      - name: Validate environment template
        run: |
          if [ -f backend/.env.example ]; then
            python scripts/railway/validate_env_template.py || echo "Env template validation skipped"
          fi

      - name: Check Railway configuration
        run: |
          if [ -f railway.toml ]; then
            echo "✅ railway.toml found"
          fi

          if [ -f railway.json ]; then
            echo "✅ railway.json found"
            python -c "import json; config = json.load(open('railway.json')); print(f'Services: {list(config.keys())}')"
          fi