<?php
GFForms::include_addon_framework();

class GFPriceFix extends GFAddOn {

	protected $_version                   = GF_PRICEFIX_VERSION;
	protected $_min_gravityforms_version  = '1.9';
	protected $_slug                      = GF_PRICEFIX_SLUG;
	protected $_path                      = GF_PRICEFIX_PATH;
	protected $_full_path                 = GF_PRICEFIX_FILE;
	protected $_title                     = 'Gravity Forms Price Fixer';
	protected $_short_title               = 'Price Fixer';

	/**
	 * @var object $_instance If available, contains an instance of this class.
	 */
	private static $_instance = null;


	/**
	 * Returns an instance of this class, and stores it in the $_instance property.
	 *
	 * @return object $_instance An instance of this class.
	 */
	public static function get_instance()
	{
		if ( self::$_instance == null )
		{
			self::$_instance = new self();
		}
		return self::$_instance;
	}



	/**
	 * Include the field early so it is available when entry exports are being performed.
	 */
	public function pre_init()
	{
		parent::pre_init();
	}

	public function init()
	{
    parent::init();
  }

	public function init_frontend()
	{
    parent::init_frontend();
		add_filter( 'gform_get_form_filter', 'add_to_form', 10, 2 );
  }

	public function init_admin()
	{
		parent::init_admin();
 	}

	public function init_ajax()
	{
        parent::init_ajax();
    }



	// # SCRIPTS & STYLES -----------------------------------------------------------------------------------------------

	/**
	 * Include script.js
	 *
	 * @return array
	 */
	public function scripts() {
		$scripts = array(
			array(
				'handle'  => 'priceFix_script_js',
				'src'     => $this->get_base_url() . '/js/script.js',
				'version' => $this->_version,
				'deps'    => array( 'jquery' ),
				'enqueue' => array( array( 'field_types' => array( 'priceFix' ) ),
				'admin_page' => array( 'form_settings', 'plugin_settings' )
				),
			),

		);

		return array_merge( parent::scripts(), $scripts );
	}//scripts



	/**
	 * Include styles.css
	 *
	 * @return array
	 */
	public function styles()
	{
		$styles = array(
			array(
				'handle'  => 'priceFix_styles_css',
				'src'     => $this->get_base_url() . '/css/styles.css',
				'version' => $this->_version,
				'enqueue' => array( array( 'field_types' => array( 'priceFix' ) ),
				'admin_page' => array( 'form_settings', 'plugin_settings' )
				)
			)
		);

		return array_merge( parent::styles(), $styles );
	}//styles



	/**
	 * Configures the settings
	 *
	 * @return array
	 */
	public function form_settings_fields( $form )
	{
		return array(
			array(
				'title'  => esc_html__( 'Price Fix Settings', 'gravityforms-pricefix' ),
				'fields' => array(
					array(
						'label'   => esc_html__( 'Enable Output', 'gravityforms-pricefix' ),
						'type'    => 'checkbox',
						'name'    => 'enablePriceFix',
						'tooltip' => esc_html__( 'enable price fixing for this form?', 'gravityforms-pricefix' ),
						'choices' => array(
							array(
								'label' => esc_html__( 'Enabled', 'gravityforms-pricefix' ),
								'name'  => 'enablePriceFix',
							),
						),
					),
					array(
						'label'   => esc_html__( 'Extra Currency Selection', 'gravityforms-pricefix' ),
						'type'    => 'checkbox',
						'name'    => 'enabledCurrencies',
						'tooltip' => esc_html__( 'Select extra currenices you wish to use.', 'gravityforms-pricefix' ),
						'choices' => array(
							array(
								'label' => esc_html__( '€ - Euro', 'gravityforms-pricefix' ),
								'name'  => 'enableEURO',
							),
							array(
								'label' => esc_html__( '$ - US Dollar', 'gravityforms-pricefix' ),
								'name'  => 'enableUSDOLLAR',
							),
						),
					),
					array(
						'label'             => esc_html__( 'Euro Value', 'gravityforms-pricefix' ),
						'type'              => 'text',
						'name'              => 'euroPrice',
						'tooltip'           => esc_html__( 'Enter the value for Euro payments', 'gravityforms-pricefix' ),
						'class'             => 'small',
						//'feedback_callback' => array( $this, 'is_valid_setting' ),
					),
					array(
						'label'             => esc_html__( 'US Dollar Value', 'gravityforms-pricefix' ),
						'type'              => 'text',
						'name'              => 'usPrice',
						'tooltip'           => esc_html__( 'Enter the value for US Dollar payments', 'gravityforms-pricefix' ),
						'class'             => 'small',
						//'feedback_callback' => array( $this, 'is_valid_setting' ),
					),
				)
			),
		);
	}// form_settings_fields



	public function add_to_form( $form_string, $form )
	{
		//$settings = $this->get_form_settings( $form );

		$day = date( 'l' );
		if ( $day == 'Friday' ) {
			$form_string = '<p>We are closed today, please return tomorrow to make your booking.</p>';
		}

		return $form_string;
	}

}//GFPriceFix