/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
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** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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****************************************************************************/
#ifndef IDEVICE_H
#define IDEVICE_H

#include "../projectexplorer_export.h"

#include <coreplugin/id.h>

#include <QAbstractSocket>
#include <QList>
#include <QObject>
#include <QSharedPointer>
#include <QVariantMap>

QT_BEGIN_NAMESPACE
class QWidget;
QT_END_NAMESPACE

namespace QSsh { class SshConnectionParameters; }
namespace Utils { class PortList; }

namespace ProjectExplorer {
class DeviceProcess;
class DeviceProcessList;

namespace Internal { class IDevicePrivate; }

class IDeviceWidget;
class DeviceTester;

class PROJECTEXPLORER_EXPORT DeviceProcessSignalOperation : public QObject
{
    Q_OBJECT
public:
    ~DeviceProcessSignalOperation() {}
    typedef QSharedPointer<DeviceProcessSignalOperation> Ptr;

    virtual void killProcess(int pid) = 0;
    virtual void killProcess(const QString &filePath) = 0;
    virtual void interruptProcess(int pid) = 0;
    virtual void interruptProcess(const QString &filePath) = 0;

    void setDebuggerCommand(const QString &cmd);

signals:
    // If the error message is empty the operation was successful
    void finished(const QString &errorMessage);

protected:
    explicit DeviceProcessSignalOperation();

    QString m_debuggerCommand;
    QString m_errorMessage;
};

class PROJECTEXPLORER_EXPORT PortsGatheringMethod
{
public:
    typedef QSharedPointer<const PortsGatheringMethod> Ptr;

    virtual ~PortsGatheringMethod();
    virtual QByteArray commandLine(QAbstractSocket::NetworkLayerProtocol protocol) const = 0;
    virtual QList<int> usedPorts(const QByteArray &commandOutput) const = 0;
};

// See cpp file for documentation.
class PROJECTEXPLORER_EXPORT IDevice
{
public:
    typedef QSharedPointer<IDevice> Ptr;
    typedef QSharedPointer<const IDevice> ConstPtr;

    enum Origin { ManuallyAdded, AutoDetected };
    enum MachineType { Hardware, Emulator };

    virtual ~IDevice();

    QString displayName() const;
    void setDisplayName(const QString &name);

    // Provide some information on the device suitable for formated
    // output, e.g. in tool tips. Get a list of name value pairs.
    class DeviceInfoItem {
    public:
        DeviceInfoItem(const QString &k, const QString &v) : key(k), value(v) { }

        QString key;
        QString value;
    };
    typedef QList<DeviceInfoItem> DeviceInfo;
    virtual DeviceInfo deviceInformation() const;

    Core::Id type() const;
    bool isAutoDetected() const;
    Core::Id id() const;

    virtual QString displayType() const = 0;
    virtual IDeviceWidget *createWidget() = 0;
    virtual QList<Core::Id> actionIds() const = 0;
    virtual QString displayNameForActionId(Core::Id actionId) const = 0;
    virtual void executeAction(Core::Id actionId, QWidget *parent = 0) = 0;

    // Devices that can auto detect ports need not return a ports gathering method. Such devices can
    // obtain a free port on demand. eg: Desktop device.
    virtual bool canAutoDetectPorts() const { return false; }
    virtual PortsGatheringMethod::Ptr portsGatheringMethod() const;
    virtual bool canCreateProcessModel() const { return false; }
    virtual DeviceProcessList *createProcessListModel(QObject *parent = 0) const;
    virtual bool hasDeviceTester() const { return false; }
    virtual DeviceTester *createDeviceTester() const;

    virtual bool canCreateProcess() const { return false; }
    virtual DeviceProcess *createProcess(QObject *parent) const;
    virtual DeviceProcessSignalOperation::Ptr signalOperation() const = 0;

    enum DeviceState { DeviceReadyToUse, DeviceConnected, DeviceDisconnected, DeviceStateUnknown };
    DeviceState deviceState() const;
    void setDeviceState(const DeviceState state);
    QString deviceStateToString() const;

    virtual void fromMap(const QVariantMap &map);
    virtual QVariantMap toMap() const;
    virtual Ptr clone() const = 0;

    static Core::Id typeFromMap(const QVariantMap &map);
    static Core::Id idFromMap(const QVariantMap &map);

    static QString defaultPrivateKeyFilePath();
    static QString defaultPublicKeyFilePath();

    QSsh::SshConnectionParameters sshParameters() const;
    void setSshParameters(const QSsh::SshConnectionParameters &sshParameters);

    virtual QString qmlProfilerHost() const;

    Utils::PortList freePorts() const;
    void setFreePorts(const Utils::PortList &freePorts);

    MachineType machineType() const;

    QString debugServerPath() const;
    void setDebugServerPath(const QString &path);

protected:
    IDevice();
    IDevice(Core::Id type, Origin origin, MachineType machineType, Core::Id id = Core::Id());
    IDevice(const IDevice &other);

    Ptr sharedFromThis();
    ConstPtr sharedFromThis() const;

private:
    IDevice &operator=(const IDevice &); // Unimplemented.

    int version() const;

    Internal::IDevicePrivate *d;
    friend class DeviceManager;
};


class PROJECTEXPLORER_EXPORT DeviceTester : public QObject
{
    Q_OBJECT

public:
    enum TestResult { TestSuccess, TestFailure };

    virtual void testDevice(const ProjectExplorer::IDevice::ConstPtr &deviceConfiguration) = 0;
    virtual void stopTest() = 0;

signals:
    void progressMessage(const QString &message);
    void errorMessage(const QString &message);
    void finished(ProjectExplorer::DeviceTester::TestResult result);

protected:
    explicit DeviceTester(QObject *parent = 0);
};

} // namespace ProjectExplorer

#endif // IDEVICE_H