action.yml

name: 'GraphQL Schema Linter'
description: 'Lint GraphQL schema files for naming conventions using graphql-schema-linter'
author: 'DataSQRL'
branding:
  icon: 'check-circle'
  color: 'purple'

inputs:
  schemas:
    description: 'Glob pattern or space-separated list of schema files to lint'
    required: false
    default: '**/*.graphqls'
  rules:
    description: 'Comma-separated list of linting rules'
    required: false
    default: 'fields-are-camel-cased,types-are-capitalized,enum-values-all-caps,input-object-values-are-camel-cased'
  ignore:
    description: 'JSON object for ignoring specific rule violations'
    required: false
    default: '{}'

runs:
  using: 'composite'
  steps:
    - name: Setup Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '18'

    - name: Install graphql-schema-linter
      shell: bash
      run: npm install -g graphql-schema-linter graphql

    - name: Lint GraphQL schemas
      shell: bash
      env:
        INPUT_SCHEMAS: ${{ inputs.schemas }}
        INPUT_RULES: ${{ inputs.rules }}
        INPUT_IGNORE: ${{ inputs.ignore }}
      run: |
        if [[ "$INPUT_SCHEMAS" == *"*"* ]]; then
          SCHEMAS=$(find . -path "./.git" -prune -o -name "*.graphqls" -type f -print 2>/dev/null)
        else
          SCHEMAS="$INPUT_SCHEMAS"
        fi

        if [ -z "$SCHEMAS" ]; then
          echo "No GraphQL schemas found"
          exit 0
        fi

        FAILED=0

        for schema in $SCHEMAS; do
          echo "::group::Checking $schema"
          if [ "$INPUT_IGNORE" != "{}" ]; then
            output=$(graphql-schema-linter --rules "$INPUT_RULES" --ignore "$INPUT_IGNORE" "$schema" 2>&1)
          else
            output=$(graphql-schema-linter --rules "$INPUT_RULES" "$schema" 2>&1)
          fi
          result=$?
          echo "$output"
          echo "::endgroup::"
          if [ $result -ne 0 ]; then
            FAILED=1
          fi
        done

        exit $FAILED