name: Validate JSON Schema

on:
  pull_request:
    paths:
      - "config-schema.json"
  push:
    branches:
      - main
    paths:
      - "config-schema.json"

  workflow_dispatch:

jobs:
  validate-schema:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Validate JSON Schema
        run: |
          # Check if the file is valid JSON
          if ! jq empty config-schema.json 2>/dev/null; then
            echo "Error: config-schema.json is not valid JSON"
            exit 1
          fi

          # Validate that it's a valid JSON Schema
          # Check for required $schema field
          if ! jq -e '."$schema"' config-schema.json > /dev/null; then
            echo "Warning: config-schema.json should have a \$schema field"
          fi

          # Check that it has either properties or definitions
          if ! jq -e '.properties or .definitions or ."$defs"' config-schema.json > /dev/null; then
            echo "Warning: JSON Schema should contain properties, definitions, or \$defs"
          fi

          echo "✓ config-schema.json is valid"