REST mini app

#include "cpprest/http_client.h"
#include "cpprest/filestream.h"
#include "cpprest/json.h"
#include "string"

using namespace utility;
using namespace web;
using namespace web::http;
using namespace web::http::client;
using namespace concurrency::streams;
using namespace web::json;



pplx::task<void> WoWRealmCheck(std::string& realm) {
    uri_builder uribuild(U"http://us.battle.net");
    uribuild.append_path(U"/api/wow/realm/status?locale=en_US");
    auto uri = uribuild.to_uri();
    std::cout << uri.to_string() << std::endl;
    http_client client(uri);
    return client.request(methods::GET)
        .then([](http_response response) -> pplx::task<json::value>
    {
        std::cout << "Received response code: " << response.status_code() << std::endl;
        if (response.status_code() == status_codes::OK)
            return response.extract_json();
        else
            return pplx::task_from_result(web::json::value());

    })
        .then([realm](pplx::task<web::json::value> jsonResponse)
    {
        try
        {
            bool found = false;
            const web::json::value v = jsonResponse.get();
            const web::json::value realms = v.at(U"realms");
            for (size_t i = 0; i < realms.size(); i++)
            {
                if (realm.compare(realms.at(i).at(U"name").as_string()) == 0) {
                    found = true;
                    std::cout << "------------------------------------------------------\n";
                    std::cout << realms.at(i).at(U"name").as_string() << std::endl
                        << "Status: " << realms.at(i).at(U"status").as_bool() << std::endl
                        << "Population: " << realms.at(i).at(U"population").as_string() << std::endl
                        << "-------------------------------------------------------\n";
                }
            }
            if (found == false) std::cout << "Realm not found perhaps try again? \n";


        }
        catch (const web::http::http_exception& e)
        {
            std::cout << e.what();
        }
    });
};

int main() {
    while (true) {
        char input[30];
        std::string realmName;
        std::cout << "Enter realm name: ";
        std::cin.getline(input, 30);
        realmName = input;
        std::cout << "Checking current status of realm...\n";
        WoWRealmCheck(realmName).wait();
    }

}