#include "VoipMsSMSClient.h"
#include <QTextStream>
#include <QDebug>
#include <QJsonDocument>
#include <QJsonObject>
#include <QDateTime>

CVoipMsSMSClient::CVoipMsSMSClient()
{
    mVOIPMSSocket = new QNetworkAccessManager();
    connect(mVOIPMSSocket,SIGNAL(finished(QNetworkReply*)),this,SLOT(VoipServerReplyFinished(QNetworkReply*)));
}

CVoipMsSMSClient::~CVoipMsSMSClient()
{
    delete mVOIPMSSocket;
    mSMSMessagesList.clear();
}

unsigned int CVoipMsSMSClient::SetVOIPMsSettings(CVoipMSSMSSettings *SettingsData)
{
    mVOIPMsSettings = SettingsData;

    return RET_OK;
}

int CVoipMsSMSClient::DownloadSMSFromServer()
{

    QDate EndDate;
    mCurStartDate = mVOIPMsSettings.mStartDate;
    if(mCurStartDate.daysTo(QDate::currentDate()) > VOIP_MS_SMS_DATESPAN)
    {
        EndDate = mCurStartDate.addDays(VOIP_MS_SMS_DATESPAN);
    }
    else
    {
        EndDate = mCurStartDate.addDays(mCurStartDate.daysTo(QDate::currentDate()));
    }

    SendSMSDownloadRequest(mCurStartDate,EndDate);

//    QString Url;
//    Url.clear();
//    QTextStream UrlStream(&Url);

//    //   Url = "https://www.voip.ms/api/v1/rest.php?api_username=jean-francois.martel@polymtl.ca&api_password=Pentium2&method=getSMS&from=2015-11-01&to=2015-11-11&did=5143606463&limit=50";

//    UrlStream << VOIP_MS_API_URL
//              << "api_username=" << mVOIPMsSettings.mUsername << "&"
//              << "api_password=" << mVOIPMsSettings.mPassword << "&"
//              << "method=" << "getSMS" << "&"
//              << "from=" << mCurStartDate.toString("yyyy-MM-dd") << "&"
//              << "to=" << EndDate.toString("yyyy-MM-dd") << "&"
//              << "did=" << mVOIPMsSettings.mDefaultDID << "&"
//              << "limit=" << "50";

//    qDebug() << "Cmd: " << Url;
//    mVOIPMSSocket->get(QNetworkRequest(Url));
//    mCurStartDate = EndDate;

    return RET_OK;
}

int CVoipMsSMSClient::SendSMSDownloadRequest(QDate StartDate, QDate EndDate)
{
    QString Url;
    Url.clear();
    QTextStream UrlStream(&Url);

    qDebug() << "Sending request for dates from: " << StartDate.toString("yyyy-MM-dd") << " to: " << EndDate.toString("yyyy-MM-dd");

    //   Url = "https://www.voip.ms/api/v1/rest.php?api_username=jean-francois.martel@polymtl.ca&api_password=Pentium2&method=getSMS&from=2015-11-01&to=2015-11-11&did=5143606463&limit=50";

    UrlStream << VOIP_MS_API_URL
              << "api_username=" << mVOIPMsSettings.mUsername << "&"
              << "api_password=" << mVOIPMsSettings.mPassword << "&"
              << "method=" << "getSMS" << "&"
              << "from=" << StartDate.toString("yyyy-MM-dd") << "&"
              << "to=" << EndDate.toString("yyyy-MM-dd") << "&"
              << "did=" << mVOIPMsSettings.mDefaultDID << "&"
              << "limit=" << "50";

    qDebug() << "Cmd: " << Url;
    mVOIPMSSocket->get(QNetworkRequest(Url));
    mCurStartDate = EndDate;

    return RET_OK;
}

unsigned int CVoipMsSMSClient::GetDidFromUserAccount(const QString username, const QString Password)
{
    QString Method = "getDIDsInfo";
    QString Url;
    Url.clear();
    QTextStream UrlStream(&Url);

    UrlStream << VOIP_MS_API_URL
              << "api_username=" << username << "&"
              << "api_password=" << Password << "&"
              << "method=" << Method << "&";

     mVOIPMSSocket->get(QNetworkRequest(Url));

    return RET_OK;
}

void CVoipMsSMSClient::VoipServerReplyFinished(QNetworkReply *NetworkReply)
{
    QByteArray Reply = NetworkReply->readAll();

    QJsonDocument JsonReply = QJsonDocument::fromJson(Reply);
    QJsonObject JsonObject = JsonReply.object();
    QStringList Keys = JsonObject.keys();
    if(JsonObject["status"].toString() == "success")
    {
        if(Keys.contains("sms"))
        {
            QJsonArray SMSArray = JsonObject["sms"].toArray();
            SMSReceived(&SMSArray);
        }
        else if(Keys.contains("dids"))
        {
            QJsonArray DIDsInfoArray = JsonObject["dids"].toArray();
            DIDsInfoReceived(&DIDsInfoArray);
        }
    }
    else
    {
        if(JsonObject["status"].toString() == "no_sms")
        {
            SMSReceived(0);
        }
        else
        {
            qDebug() << "Failed VOIP.MS reply: " << JsonObject["status"].toString();
        }
    }
}

unsigned int CVoipMsSMSClient::SMSReceived(QJsonArray *SMSArray)
{
    if(SMSArray != 0)
    {
        foreach (const QJsonValue & value, *SMSArray)
        {
            CSMSMessage NewMessage;
            QJsonObject obj = value.toObject();
            NewMessage.mContact = obj["contact"].toString();
            NewMessage.mDateTime = QDateTime::fromString(obj["date"].toString(),"yyyy-MM-dd HH:mm:ss");
            NewMessage.mDID = obj["did"].toString();
            NewMessage.mMessageText = obj["message"].toString();
            NewMessage.mType = (SmsType_t)obj["type"].toString().toInt();
            NewMessage.mVOIPMSDatabaseID = obj["id"].toString();//.toLongLong();
            mSMSMessagesList.append(NewMessage);
            qDebug() << obj["contact"].toString().toUtf8() << " : " << obj["message"].toString().toUtf8();
        }
    }

    if(mCurStartDate != QDate::currentDate())
    {
        if(mSMSMessagesList.size() != 0)
        {
            mCurStartDate = QDate::fromString(mSMSMessagesList.last().mDateTime.toString("yyyy-MM-dd"));
        }

        QDate EndDate;
        if(mCurStartDate.daysTo(QDate::currentDate()) > VOIP_MS_SMS_DATESPAN)
        {
            EndDate = mCurStartDate.addDays(VOIP_MS_SMS_DATESPAN);
        }
        else
        {
            EndDate = mCurStartDate.addDays(mCurStartDate.daysTo(QDate::currentDate()));
        }

        SendSMSDownloadRequest(mCurStartDate,EndDate);
    }

    qDebug("Added %d messages in the list",mSMSMessagesList.size());
    return RET_OK;
}

unsigned int CVoipMsSMSClient::DIDsInfoReceived(QJsonArray *DIDsInfoPtr)
{
    QStringList DIDs;
    QJsonArray DIDsInfo = *DIDsInfoPtr;

    foreach (const QJsonValue & value, DIDsInfo)
    {
        QJsonObject DIDInfo = value.toObject();
        QString CurDID = DIDInfo["did"].toString();
        int SMSEnabled = DIDInfo["sms_enabled"].toString().toInt();
        if(SMSEnabled == 1)
        {
            DIDs.append(CurDID);
        }
        qDebug("DID: %s - SMSEnabled %d",CurDID.toUtf8().data(),SMSEnabled);

        emit DIDSFetched(DIDs);
    }

    return RET_OK;
}

//https://www.voip.ms/api/v1/rest.php?api_username=jean-francois.martel@polymtl.ca&api_password=Pentium2&method=getBalance&advanced=True


//https://www.voip.ms/api/v1/rest.php?api_username=jean-francois.martel@polymtl.ca&api_password=Pentium2&method=getSMS&from=2014-01-01&to=2015-11-11&did=5143606463&limit=50