<?php

defined( 'ABSPATH' ) or exit;

/**
 * Class MC4WP_Easy_Digital_Downloads_Integration
 *
 * @ignore
 */
class MC4WP_Easy_Digital_Downloads_Integration extends MC4WP_Integration {

	/**
	 * @var string
	 */
	public $name = "Easy Digital Downloads";

	/**
	 * @var string
	 */
	public $description = "Subscribes your Easy Digital Downloads customers.";

	/**
	 *
	 */
	public function add_hooks() {

		if( ! $this->options['implicit'] ) {

			// TODO: Allow more positions
			add_action( 'edd_purchase_form_user_info_fields', array( $this, 'output_checkbox' ), 1 );
			add_action( 'edd_payment_meta', array( $this, 'save_checkbox_value' ) );
		}

		add_action( 'edd_complete_purchase', array( $this, 'subscribe_from_edd'), 50 );
	}

	/**
	 * @param array $meta
	 *
	 * @return array
	 */
	public function save_checkbox_value( $meta ) {

		// don't save anything if the checkbox was not checked
		if( ! $this->checkbox_was_checked() ) {
			return $meta;
		}

		$meta['_mc4wp_optin'] = 1;
		return $meta;
	}

	/**
	 * {@inheritdoc}
	 *
	 * @param $object_id
	 *
	 * @return bool
	 */
	public function triggered( $object_id = null ) {

		if( $this->options['implicit'] ) {
			return true;
		}

		if( ! $object_id ) {
			return false;
		}

		$meta = edd_get_payment_meta( $object_id );
		if( is_array( $meta ) && isset( $meta['_mc4wp_optin'] ) && $meta['_mc4wp_optin'] ) {
			return true;
		}

		return false;
	}

	/**
	 * @param int $payment_id The ID of the payment
	 *
	 * @return bool|string
	 */
	public function subscribe_from_edd( $payment_id ) {

		if( ! $this->triggered( $payment_id ) ) {
			return false;
		}

		$email = (string) edd_get_payment_user_email( $payment_id );
		$data = array(
			'EMAIL' => $email
		);

		// add first and last name to merge vars, if given
		$user_info = (array) edd_get_payment_meta_user_info( $payment_id );

		if( ! empty( $user_info['first_name'] ) && ! empty( $user_info['last_name'] ) ) {
			$data['NAME'] = $user_info['first_name'] . ' ' . $user_info['last_name'];
		}

		if( ! empty( $user_info['first_name'] ) ) {
			$data['FNAME'] = $user_info['first_name'];
		}

		if( ! empty( $user_info['last_name'] ) ) {
			$data['LNAME'] = $user_info['last_name'];
		}

		return $this->subscribe( $data, $payment_id );
	}

	/**
	 * @return bool
	 */
	public function is_installed() {
		return class_exists( 'Easy_Digital_Downloads' );
	}
}