//
//  DomainInfo.cpp
//  hifi
//
//  Created by Stephen Birarda on 2/18/2014.
//  Copyright (c) 2014 HighFidelity, Inc. All rights reserved.
//

#include "DomainInfo.h"

DomainInfo::DomainInfo() :
    _sockAddr(HifiSockAddr(QHostAddress::Null, DEFAULT_DOMAIN_SERVER_PORT)),
    _connectionSecret(),
    _registrationToken(),
    _rootAuthenticationURL()
{
    
}

void DomainInfo::setHostname(const QString& hostname) {
    
    if (hostname != _hostname) {
        int colonIndex = hostname.indexOf(':');
        
        if (colonIndex > 0) {
            // the user has included a custom DS port with the hostname
            
            // the new hostname is everything up to the colon
            _hostname = hostname.left(colonIndex);
            
            // grab the port by reading the string after the colon
            _sockAddr.setPort(atoi(hostname.mid(colonIndex + 1, hostname.size()).toLocal8Bit().constData()));
            
            qDebug() << "Updated hostname to" << _hostname << "and port to" << _sockAddr.getPort();
            
        } else {
            // no port included with the hostname, simply set the member variable and reset the domain server port to default
            _hostname = hostname;
            _sockAddr.setPort(DEFAULT_DOMAIN_SERVER_PORT);
        }
        
        // re-set the sock addr to null and fire off a lookup of the IP address for this domain-server's hostname
        _sockAddr.setAddress(QHostAddress::Null);
        qDebug("Looking up DS hostname %s.", _hostname.toLocal8Bit().constData());
        QHostInfo::lookupHost(_hostname, this, SLOT(completedHostnameLookup(const QHostInfo&)));
        
        emit hostnameChanged(_hostname);
    }
}

void DomainInfo::completedHostnameLookup(const QHostInfo& hostInfo) {
    for (int i = 0; i < hostInfo.addresses().size(); i++) {
        if (hostInfo.addresses()[i].protocol() == QAbstractSocket::IPv4Protocol) {
            _sockAddr.setAddress(hostInfo.addresses()[i]);
            qDebug("DS at %s is at %s", _hostname.toLocal8Bit().constData(),
                   _sockAddr.getAddress().toString().toLocal8Bit().constData());
            return;
        }        
    }
    
    // if we got here then we failed to lookup the address
    qDebug("Failed domain server lookup");
}