name: Verify package.json version
description: This action will provide $PACKAGE_VERSION env variable, and

inputs:
  package_json_path:
    description: Path to package.json file
    default: package.json
    required: false
outputs:
  version_changed:
    description: "Whether the version changed"
    value: ${{ steps.check.outputs.version_changed }}
  package_version:
    description: "Current version from package.json"
    value: ${{ steps.check.outputs.package_version }}

runs:
  using: composite
  steps:
    - name: Instalando Dependencias
      shell: sh
      run: apk add git jq

    - name: Checkout do repositório
      uses: actions/checkout@v4
      with:
        fetch-depth: 2 # Necessário para acessar o commit anterior

    - name: Verificar mudança de versão no package.json
      id: check-package-version
      shell: sh
      run: |
        OLD_VERSION=$(git show HEAD^:${{ inputs.package_json_path }} | jq -r '.version')
        NEW_VERSION=$(jq -r '.version' ${{ inputs.package_json_path }})

        echo "Versão anterior: $OLD_VERSION"
        echo "Versão atual:    $NEW_VERSION"

        if [ "$OLD_VERSION" != "$NEW_VERSION" ]; then
          echo "version_changed=true" >> "$GITHUB_OUTPUT"
        else
          echo "version_changed=false" >> "$GITHUB_OUTPUT"
        fi

        echo "package_version=$NEW_VERSION" >> "$GITHUB_OUTPUT"
        echo "PACKAGE_VERSION=$NEW_VERSION" >> "$GITHUB_ENV"