#include "contactlist.h"
#include <QtGui/QApplication>
#include<qalgorithms.h>
#include<QDebug>
ContactList::ContactList(QObject *parent): QAbstractListModel(parent)
{
    QHash<int, QByteArray> roles;
    roles[NameRole] = "name";
    roles[StatusRole] = "status";
    roles[ReceivedRole]="received";
    setRoleNames(roles);
    showHide=0;
    indexNotOnline=0;
}

void ContactList::showHideContacts(bool value)
{
    if(rowCount()==contactList.count()&&value==0) return;
    qDebug()<<"IIIIIIII";
    if(value) showHide=true;
    else showHide=false;
   // rowCount();
    int i=0;
    if(showHide==0)
    {   qDebug()<<"true";
        fakeAdd();
       // return contactList.count();
    }

    else {
        qDebug()<<"false";
       fakeDelete();
       // return contactList.count();
       // return i;
    }
    dataChanged(index(0),index(rowCount()));

}

void ContactList::addContact(const Contact &contact,QString str)
{
    beginInsertRows(QModelIndex(), rowCount(), rowCount());
    if(str=="up") contactList.push_front(contact);
    else if(str=="down") contactList.push_back(contact);
    endInsertRows();
    sortContacts();
   // showHideContacts();
}

bool thanOnline(const Contact &s1, const Contact &s2)
{
    if(s1.getStatus() != s2.getStatus())
        return s1.getStatus() > s2.getStatus();
    return s1.getUserName() < s2.getUserName();
}

void ContactList::sortContacts()
{
    qSort(contactList.begin(), contactList.end(), thanOnline);
    emit dataChanged(index(0),index(rowCount()-1));
}

Contact ContactList::getContact(QModelIndex index)
{
    return contactList.at(index.row());
}
void ContactList::fakeAdd()
{
   // if(rowCount()==contactList.count()) return;
    int i=0;
    for(i;i<contactList.count();++i)
        if (contactList.at(i).getStatus()=="") break;
    indexNotOnline=i;
    qDebug()<<contactList.count();
    beginInsertRows(QModelIndex(), i, contactList.count());

    endInsertRows();

}

void ContactList::fakeDelete()
{
    int i=0;
    for(i;i<contactList.count();++i)
        if (contactList.at(i).getStatus()=="") break;
    qDebug()<<i<<"INDEEEX";
    indexNotOnline=i;
    beginRemoveRows(QModelIndex(), i, contactList.count());

    endRemoveRows();
    qDebug()<<i<<contactList.count()<<"deleted";
}

QModelIndex ContactList::getContactIndex(QString jid)
{
    for(int i=0;i<rowCount();++i)
        if(contactList.at(i).getJID()==jid) return index(i,0);
    return index(-1,-1);
}

int ContactList::rowCount(const QModelIndex & parent)const {
    if(showHide==1)
        return indexNotOnline-1;
    else
   return contactList.count();

}

QVariant ContactList::data(const QModelIndex & index, int role) const {
    if (index.row() < 0 || index.row() > contactList.count())
        return QVariant();
    const Contact &contact = contactList[index.row()];
    if (role == NameRole)
        return contact.getUserName();
    else if (role == StatusRole)
        return contact.getStatus();
    else if (role == ReceivedRole)
        return contact.getMReceivedState();
    return QVariant();
}

Qt::ItemFlags ContactList::flags(const QModelIndex &index) const
{
    if (!index.isValid())
        return Qt::ItemIsEnabled;

    return QAbstractItemModel::flags(index) | Qt::ItemIsEditable;
}

bool ContactList::setData(const QModelIndex &index,
                              const Contact &value, int role)
{
    if (index.isValid() && role == Qt::EditRole) {
        contactList.replace(index.row(), value);
        sortContacts();
       // showHideContacts();
        return true;
    }
    return false;
}

bool ContactList::setCountMessaageForContact(const QModelIndex index,
                                              const int value, int role)
{
    if (index.isValid() && role == Qt::EditRole) {
        contactList[index.row()].setMessageCount(value);
        emit dataChanged(index, index);
        return true;
    }
    return false;
}

void ContactList::delContact(const QModelIndex & index) {
    beginRemoveRows(QModelIndex(), index.row(), index.row());
    contactList.removeAt(index.row());
    endRemoveRows();
    //showHideContacts();
}