class LLMS_Blocks_Page_Builders {

	/**
	 * Constructor.
	 *
	 * @since    1.2.0
	 * @version  1.2.0
	 */
	public static function init() {

		add_action( 'init', array( __CLASS__, 'add_filters' ) );

	}

	/**
	 * Add filters to support various page builder plugins.
	 *
	 * @return  void
	 * @since   1.2.0
	 * @version 1.3.4
	 */
	public static function add_filters() {

		if ( defined( 'FL_BUILDER_VERSION' ) ) {
			add_filter( 'llms_blocks_is_post_migrated', array( __CLASS__, 'check_for_beaver' ), 15, 2 );
		} elseif ( defined( 'ELEMENTOR_VERSION' ) ) {
			add_filter( 'llms_blocks_is_post_migrated', array( __CLASS__, 'check_for_elementor' ), 15, 2 );
		} elseif ( defined( 'ET_BUILDER_VERSION' ) ) {
			add_filter( 'llms_blocks_is_classic_enabled_for_post', array( __CLASS__, 'check_for_divi_classic' ), 15, 2 );
			add_filter( 'llms_blocks_is_post_migrated', array( __CLASS__, 'check_for_divi' ), 15, 2 );
		}

	}

	/**
	 * Add support for Beaver Builder.
	 * If the builder is enabled for the post LifterLMS should treat the post as not migrated (actions are not removed).
	 *
	 * @param   bool $val default value of the migration status.
	 * @param   int  $post_id WP_Post ID.
	 * @return  bool
	 * @since   1.2.0
	 * @version 1.2.0
	 */
	public static function check_for_beaver( $val, $post_id ) {

		// If Beaver Builder is enabled for the post, don't remove actions.
		if ( FLBuilderModel::is_builder_enabled( $post_id ) ) {
			$val = false;
		}

		return $val;

	}

	/**
	 * Add support for Beaver Builder.
	 * If the builder is enabled for the post LifterLMS should treat the post as not migrated (actions are not removed).
	 *
	 * @param   bool $val default value of the migration status.
	 * @param   int  $post_id WP_Post ID.
	 * @return  bool
	 * @since   1.2.0
	 * @version 1.2.0
	 */
	public static function check_for_elementor( $val, $post_id ) {

		// If Elementor builder is enabled for the post, don't remove actions.
		if ( 'builder' === get_post_meta( $post_id, '_elementor_edit_mode', true ) ) {
			$val = false;
		}

		return $val;

	}

	/**
	 * Add support for Divi (ET) Builder.
	 * If the builder is enabled for the post LifterLMS should treat the post as not migrated (actions are not removed).
	 *
	 * @param   bool $val default value of the migration status.
	 * @param   int  $post_id WP_Post ID.
	 * @return  bool
	 * @since   1.2.0
	 * @version 1.2.0
	 */
	public static function check_for_divi( $val, $post_id ) {

		// If Divi builder is enabled for the post, don't remove actions.
		if ( 'on' === get_post_meta( $post_id, '_et_pb_use_builder', true ) ) {
			$val = false;
		}

		return $val;

	}

	/**
	 * If the Divi "Enable Classic Editor" builder setting is enabled then classic is enabled for our purposes.
	 *
	 * @param   bool  $val  default value.
	 * @param   mixed $post WP_Post or WP_Post ID.
	 * @return  bool
	 * @since   1.3.4
	 * @version 1.3.4
	 */
	public static function check_for_divi_classic( $val, $post ) {

		if ( 'on' === et_get_option( 'et_enable_classic_editor', 'off' ) ) {
			$val = true;
		}

		return $val;

	}

}