forked from feedc0de/evcharger-app
Import existing sources, this is Day 5 with this app
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#include "devicesmodel.h"
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enum {
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SerialRole = Qt::UserRole,
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ManufacturerRole,
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DeviceTypeRole,
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FriendlyNameRole,
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PasswordRole,
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SavedRole,
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HostNameRole,
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IpRole
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};
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DevicesModel::DevicesModel(QObject *parent) :
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QAbstractListModel{parent}
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{
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connect(&m_zeroConf, &QZeroConf::error, this, &DevicesModel::error);
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connect(&m_zeroConf, &QZeroConf::serviceAdded, this, &DevicesModel::serviceAdded);
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connect(&m_zeroConf, &QZeroConf::serviceUpdated, this, &DevicesModel::serviceUpdated);
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connect(&m_zeroConf, &QZeroConf::serviceRemoved, this, &DevicesModel::serviceRemoved);
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}
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void DevicesModel::start()
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{
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qDebug() << "start() called";
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m_zeroConf.startBrowser("_http._tcp");
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}
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void DevicesModel::setSettings(AppSettings *settings)
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{
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if (m_settings == settings)
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return;
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m_settings = settings;
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beginResetModel();
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if (m_settings)
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for (auto &device : m_settings->getSavedDevices())
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m_foundDevices.emplace_back(FoundDevice{std::move(device), true});
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endResetModel();
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}
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int DevicesModel::rowCount(const QModelIndex &parent) const
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{
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return m_foundDevices.size();
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}
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QVariant DevicesModel::data(const QModelIndex &index, int role) const
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{
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if (index.row() < 0 || index.row() >= m_foundDevices.size())
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{
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qWarning() << "invalid row" << index.row();
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return {};
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}
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const auto &foundDevice = m_foundDevices.at(index.row());
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switch (role)
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{
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case Qt::DisplayRole: return tr("Device %0").arg(foundDevice.serial);
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case SerialRole: return foundDevice.serial;
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case ManufacturerRole: return foundDevice.manufacturer;
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case DeviceTypeRole: return foundDevice.deviceType;
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case FriendlyNameRole: return foundDevice.friendlyName;
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case PasswordRole: return foundDevice.password;
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case SavedRole: return foundDevice.saved;
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case HostNameRole: return foundDevice.hostName;
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case IpRole: return foundDevice.ip.toString();
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}
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return {};
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}
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QMap<int, QVariant> DevicesModel::itemData(const QModelIndex &index) const
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{
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if (index.row() < 0 || index.row() >= m_foundDevices.size())
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{
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qWarning() << "invalid row" << index.row();
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return {};
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}
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const auto &foundDevice = m_foundDevices.at(index.row());
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return {
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{ Qt::DisplayRole, tr("Device %0").arg(foundDevice.serial) },
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{ SerialRole,foundDevice.serial },
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{ ManufacturerRole, foundDevice.manufacturer },
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{ DeviceTypeRole, foundDevice.deviceType },
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{ FriendlyNameRole, foundDevice.friendlyName },
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{ PasswordRole, foundDevice.password },
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{ SavedRole, foundDevice.saved },
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{ HostNameRole, foundDevice.hostName },
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{ IpRole, foundDevice.ip.toString() }
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};
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}
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QHash<int, QByteArray> DevicesModel::roleNames() const
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{
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return {
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{ Qt::DisplayRole, "name" },
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{ SerialRole, "serial" },
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{ ManufacturerRole, "manufacturer" },
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{ DeviceTypeRole, "deviceType" },
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{ FriendlyNameRole, "friendlyName" },
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{ PasswordRole, "password" },
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{ SavedRole, "saved" },
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{ HostNameRole, "hostName" },
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{ IpRole, "ip" }
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};
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}
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bool DevicesModel::removeRows(int row, int count, const QModelIndex &parent)
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{
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if (row < 0 || row >= m_foundDevices.size())
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{
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qWarning() << "invalid row" << row;
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return false;
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}
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if (count != 1)
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{
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qWarning() << "only count=1 is supported!" << count;
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return false;
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}
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auto iter = std::next(std::begin(m_foundDevices), row);
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if (!iter->saved)
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{
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qWarning() << "row is not saved" << row << iter->serial;
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return false;
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}
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if (m_settings)
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m_settings->removeSavedDevice(iter->serial);
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if (iter->ip.isNull())
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{
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beginRemoveRows({}, row, row);
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m_foundDevices.erase(iter);
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endRemoveRows();
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}
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else
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{
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FoundDevice device = std::move(*iter);
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device.saved = false;
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device.password.clear();
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beginRemoveRows({}, row, row);
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m_foundDevices.erase(iter);
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endRemoveRows();
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beginInsertRows({}, m_foundDevices.size(), m_foundDevices.size());
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m_foundDevices.emplace_back(std::move(device));
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endInsertRows();
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}
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return true;
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}
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void DevicesModel::error(QZeroConf::error_t error)
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{
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qDebug() << "error()" << error;
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}
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void DevicesModel::serviceAdded(QZeroConfService service)
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{
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qDebug() << "serviceAdded()" << service->host();
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auto txt = service->txt();
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auto serialIter = txt.find("serial");
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if (serialIter == txt.end())
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{
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qWarning() << "serial missing" << txt;
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return;
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}
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auto serial = *serialIter;
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auto manufacturerIter = txt.find("manufacturer");
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if (manufacturerIter == txt.end())
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{
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qWarning() << "manufacturer missing" << txt;
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return;
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}
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auto manufacturer = *manufacturerIter;
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auto deviceTypeIter = txt.find("devicetype");
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if (deviceTypeIter == txt.end())
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{
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qWarning() << "devicetype missing" << txt;
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return;
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}
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auto deviceType = *deviceTypeIter;
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auto friendlyNameIter = txt.find("friendly_name");
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if (friendlyNameIter == txt.end())
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{
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qWarning() << "friendly_name missing" << txt;
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return;
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}
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auto friendlyName = *friendlyNameIter;
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const auto iter = std::find_if(std::begin(m_foundDevices), std::end(m_foundDevices), [&serial](const FoundDevice &foundDevice){
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return foundDevice.serial == serial;
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});
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if (iter == std::end(m_foundDevices))
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{
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beginInsertRows({}, m_foundDevices.size(), m_foundDevices.size());
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m_foundDevices.emplace_back(FoundDevice {
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/*.serial{ */ std::move(serial) /*}*/,
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/*.manufacturer{ */ std::move(manufacturer) /*}*/,
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/*.deviceType{ */ std::move(deviceType) /*}*/,
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/*.friendlyName{ */ std::move(friendlyName) /*}*/,
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/*.password{ */ {} /*}*/,
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/*.saved{ */ false /*}*/,
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/*.hostName{ */ service->host() /*}*/,
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/*.ip{ */ service->ip() /*}*/
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});
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endInsertRows();
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}
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else
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{
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iter->manufacturer = std::move(manufacturer);
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iter->deviceType = std::move(deviceType);
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iter->friendlyName = std::move(friendlyName);
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iter->hostName = service->host();
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iter->ip = service->ip();
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const auto index = createIndex(std::distance(std::begin(m_foundDevices), iter), 0);
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emit dataChanged(index, index, {
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ManufacturerRole,
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DeviceTypeRole,
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FriendlyNameRole,
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HostNameRole,
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IpRole
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});
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}
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}
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void DevicesModel::serviceUpdated(QZeroConfService service)
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{
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qDebug() << "serviceUpdated()" << service->host();
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// TODO
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}
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void DevicesModel::serviceRemoved(QZeroConfService service)
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{
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qDebug() << "serviceRemoved()" << service->host();
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const auto &txt = service->txt();
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auto serialIter = txt.find("serial");
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if (serialIter == txt.constEnd())
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{
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qWarning() << "serial missing" << txt;
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return;
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}
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auto serial = *serialIter;
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const auto iter = std::find_if(std::begin(m_foundDevices), std::end(m_foundDevices), [&serial](const FoundDevice &foundDevice){
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return foundDevice.serial == serial;
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});
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if (iter == std::end(m_foundDevices))
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{
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qWarning() << "serial not found!" << serial;
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return;
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}
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if (!iter->saved)
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{
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const auto row = std::distance(std::begin(m_foundDevices), iter);
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beginRemoveRows({}, row, row);
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m_foundDevices.erase(iter);
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endRemoveRows();
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}
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else
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{
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iter->hostName.clear();
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iter->ip = {};
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const auto index = createIndex(std::distance(std::begin(m_foundDevices), iter), 0);
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emit dataChanged(index, index, {
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HostNameRole,
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IpRole
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});
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}
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}
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