#include "qbluetoothleuartdevicemodel.h"

QBluetoothLeUartDeviceModel::QBluetoothLeUartDeviceModel(QList<QBluetoothLeUartDevice*> availableDevices, QObject* parent) : QAbstractListModel(parent)
{
    this->availableDevices = availableDevices;
    connect(this, &QBluetoothLeUartDeviceModel::rowsInserted, this, &QBluetoothLeUartDeviceModel::rowCountChanged);
    connect(this, &QBluetoothLeUartDeviceModel::rowsRemoved, this, &QBluetoothLeUartDeviceModel::rowCountChanged);
}

int QBluetoothLeUartDeviceModel::rowCount(const QModelIndex &) const
{
    return this->availableDevices.length();
}

QVariant QBluetoothLeUartDeviceModel::data(const QModelIndex &index, int role) const
{
    if (index.row() < rowCount())
        switch (role) {
        case NameRole: return this->availableDevices[index.row()]->getName();
        case IdRole: return index.row();
        case AddressRole: return this->availableDevices[index.row()]->getAddress();
        case DeviceRole: return QVariant::fromValue(this->availableDevices[index.row()]);
        default: return QVariant();
    }
    return QVariant();
}

QHash<int, QByteArray> QBluetoothLeUartDeviceModel::roleNames() const
{
    static const QHash<int, QByteArray> roles {
        { NameRole, "name" },
        { IdRole, "id" },
        { AddressRole, "address"},
        { DeviceRole, "device" }
    };
    return roles;
}

void QBluetoothLeUartDeviceModel::append(QBluetoothLeUartDevice* device)
{
    foreach(QBluetoothLeUartDevice* existingDevice, this->availableDevices){
        if(device == existingDevice)
            // dublicates aren't allowed
            return;
    }

    int row = this->availableDevices.length();
    this->beginInsertRows(QModelIndex(), row, row);
    this->availableDevices.insert(row, device);
    this->endInsertRows();
}

void QBluetoothLeUartDeviceModel::remove(int row)
{
    if (row < 0 || row >= this->availableDevices.length())
        return;

    beginRemoveRows(QModelIndex(), row, row);
    this->availableDevices.removeAt(row);
    endRemoveRows();
}

void QBluetoothLeUartDeviceModel::clear() {

    this->beginResetModel();
    this->resetInternalData();

    this->availableDevices.clear();

    this->endResetModel();

    emit this->rowCountChanged();
}