<?php
/**
 * @file socialtools.php
 * @date 2018-09-27
 * @author Go Namhyeon <gnh1201@gmail.com>
 * @brief SocialTools (refactoring from SocioRouter)
 */
 
if(!is_fn("social_send_message")) {
    function social_send_message($provider, $adapter, $message, $options=array()) {
        $response = false;
        $status = array(
            "message" => $message
        );

        switch($provider) {
            case "facebook":
                $status['link'] = get_value_in_array("link", $options, "");
                $status['picture'] = get_value_in_array("picture", $options, "");
                $response = $adapter->setUserStatus($status);
                break;

            case "linkedin":
                $status['content'] = array(
                    "title" => get_value_in_array("title", $options, ""),
                    "description" => get_value_in_array("description", $options, ""),
                    "submitted-url" => get_value_in_array("link", $options, ""),
                    "submitted-image-url" => get_value_in_array("picture", $options, "")
                );
                $status['visibility'] = array(
                    "code" => "anyone"
                );
                $response = $adapter->setUserStatus($status);
                break;

            case "twitter":
                $status['link'] = get_value_in_array("link", $options, "");
                $status['picture'] = get_value_in_array("picture", $options, "");
                $response = $adapter->setUserStatus($status);
                break;

            default:
                set_error("Unknown provider");
                show_errors();
        }

        return $response;
    }
}
 
if(!is_fn("social_parse_object_id")) {
    function social_parse_object_id($provider, $response) {
        $object_id = false;

        switch($provider) {
            case "facebook":
                $decodedBody = get_property_value("decodedBody", $response, true);
                $object_id = $decodedBody['id'];
                break;
            case "linkedin":
                $object_id = get_property_value("updateKey", $response);
                break;
            case "twitter":
                $object_id = get_property_value("id_str", $response);
                break;
        }

        return $object_id;
    }
}

if(!is_fn("social_get_object")) {
    function social_get_object($provider, $adapter, $object_id) {
        $result = false;
        $access_token = $adapter->getAccessToken();

        switch($provider) {
            case "facebook":
                $result = array(
                    "post" => social_get_object_facebook($provider, $adapter, $object_id, "post"),
                    "likes" => social_get_object_facebook($provider, $adapter, $object_id, "likes"),
                    "comments" => social_get_object_facebook($provider, $adapter, $object_id, "comments"),
                    "sharedposts" => social_get_object_facebook($provider, $adapter, $object_id, "sharedposts"),
                    "reactions" => social_get_object_facebook($provider, $adapter, $object_id, "reactions"),
                );
                break;
        }
        
        return $result;
    }
}

if(!is_fn("social_get_object_facebook")) {
    function social_get_object_facebook($adapter, $object_id, $type="post") {
        $result = false;
        $response = false;

        try {
            switch($object_type) {
                case "post":
                    $response = $adapter->api()->get("/" . $object_id, $access_token);
                    break;
                case "likes":
                    $response = $adapter->api()->get("/" . $object_id . "/likes", $access_token);
                    break;
                case "comments":
                    $response = $adapter->api()->get("/" . $object_id . "/comments", $access_token);
                    break;
                case "sharedposts":
                    $response = $adapter->api()->get("/" . $object_id . "/sharedposts", $access_token);
                    break;
                case "reactions":
                    $response = $adapter->api()->get("/" . $object_id . "/reactions", $access_token);
                    break;
            }
        } catch(Exception $e) {
            set_error($e->getMessage());
            show_errors();
        }

        // get response body
        $body = get_property_value("body", $response, true);
        $decoded_body = json_decode($body);
        $result = $decoded_body;

        return $result;
    }
}