<?php

class Yoast_GA_Dashboards_Api_Options {

	/**
	 * Store this instance
	 *
	 * @var null
	 */
	private static $instance = null;

	/**
	 * Store the access token
	 *
	 * @var
	 */
	private $access_token;

	/**
	 * Store the options
	 *
	 * @var
	 */
	private $options;

	/**
	 * Construct on the dashboards class for GA
	 */
	protected function __construct() {
		$this->set_options();
	}

	/**
	 * Get the instance
	 *
	 * @return Yoast_GA_Dashboards
	 */
	public static function get_instance() {
		if ( is_null( self::$instance ) ) {
			self::$instance = new self();
		}

		return self::$instance;
	}

	/**
	 * Set the API options
	 */
	public function set_options() {
		$this->options = Yoast_Google_Analytics::get_instance()->get_options();

		$this->set_access_token();
	}

	/**
	 * Set the access token if we have one
	 */
	private function set_access_token() {
		if ( isset( $this->options['ga_oauth']['access_token']['oauth_token'] ) && isset( $this->options['ga_oauth']['access_token']['oauth_token_secret'] ) ) {
			$this->access_token = $this->options['ga_oauth']['access_token'];
		}
	}

	/**
	 * Get the API options
	 *
	 * @return mixed
	 */
	public function get_options() {
		return $this->options;
	}

	/**
	 * Get the access token from the options API, false on fail
	 *
	 * @return bool
	 */
	public function get_access_token() {
		if ( ! empty( $this->access_token ) ) {
			return $this->access_token;
		} else {
			return false;
		}
	}

}
