<?php
// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) exit;

class PN_Server_Request{
	public static $notificationServerUrl = 'http://pushnotifications.io/api/'; //slash necessary at last 
	public static $notificationlanding = 'http://pushnotifications.io/'; //slash necessary at last
	public function __construct(){}

	public static function varifyUser($user_token){
		$verifyUrl = 'validate/user';
		if ( is_multisite() ) {
            $weblink = get_site_url();              
        }
        else {
            $weblink = home_url();
        }    
		$data = array("user_token"=>$user_token, "website"=>   $weblink);
		$response = self::sendRequest($verifyUrl, $data, 'post');
		$push_notification_auth_settings = get_option('push_notification_auth_settings');
		$push_notification_auth_settings['user_token'] = sanitize_text_field($user_token);
		if($response['status']==200){
			$response['response'] = array_map( 'sanitize_text_field',  $response['response']  );
			$push_notification_auth_settings['token_details'] = $response['response'];
			$push_notification_auth_settings['messageManager'] = $response['response']['messageManager'];
		}

		update_option('push_notification_auth_settings', $push_notification_auth_settings);
		return $response;
	}

	public static function registerSubscribers($token_id, $user_agent, $os, $ip_address){
		$verifyUrl = 'register/audience/token';
		if ( is_multisite() ) {
            $weblink = get_site_url();              
        }
        else {
            $weblink = home_url();
        }    
        $push_notification_auth_settings = get_option('push_notification_auth_settings');
        $user_token = $push_notification_auth_settings['user_token'];
		$data = array("website"=>  $weblink, 
					'token_id' => $token_id, 
					'user_agent'=>$user_agent, 
					'os'=>$os, 
					'user_token'=> $user_token,
					'ip_address'=> $ip_address
				);
		$response = self::sendRequest($verifyUrl, $data, 'post');
		return $response;
	}

	public static function getsubscribersData($user_token){
		$verifyUrl = 'audience/details';
		if ( is_multisite() ) {
            $weblink = get_site_url();              
        }
        else {
            $weblink = home_url();
        }    
		$data = array("user_token"=>$user_token, "website"=>   $weblink);
		$response = self::sendRequest($verifyUrl, $data, 'post');
		$push_notification_auth_settings = get_option('push_notification_details_settings', array());
		if($response['status']==200){
			$push_notification_auth_settings['subscriber_count'] = sanitize_text_field($response['subscriber_count']);
			$push_notification_auth_settings['updated_at'] = date('Y-m-d H:i:s');
		}
		update_option('push_notification_details_settings', $push_notification_auth_settings);
		return $response;
	}

	public static function sendPushNotificatioData($user_token, $title, $message, $link_url, $image_url){
		$verifyUrl = 'campaign/create';
		if ( is_multisite() ) {
            $weblink = get_site_url();              
        }
        else {
            $weblink = home_url();
        }    
		$data = array("user_token"=>$user_token, "website"=>   $weblink, 
					'title'=>$title, 
					'message'=>$message, 
					'link_url'=>$link_url, 
					'image_url'=>$image_url);
		$response = self::sendRequest($verifyUrl, $data, 'post');
		return $response;
	}

	protected static function sendRequest($suffixUrl, $data, $method="post"){
		if($method==='post'){
				$url = self::$notificationServerUrl.$suffixUrl;
				$postdata = array('body'=> $data);
				$remoteResponse = wp_remote_post($url, $postdata);
		}
		if( is_wp_error( $remoteResponse ) ){
			$remoteData = array('status'=>401, "response"=>"could not connect to server");
		}else{
			$remoteData = wp_remote_retrieve_body($remoteResponse);
			$remoteData = json_decode($remoteData, true);
		}
		return $remoteData;

	}


}