command_manager.cpp

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//=============================================================================================================
 
//=============================================================================================================
// Includes
//=============================================================================================================
 
#include "command_manager.h"
#include "raw_command.h"
 
//=============================================================================================================
// Qt Includes
//=============================================================================================================
 
#include <QVector>
#include <QDebug>
#include <QJsonObject>
#include <QStringList>
 
//=============================================================================================================
// USED NAMESPACES
//=============================================================================================================
 
using namespace COMLIB;
 
//=============================================================================================================
// DEFINE MEMBER METHODS
//=============================================================================================================
 
CommandManager::CommandManager(bool p_bIsActive, QObject* parent)
: QObject(parent)
, m_bIsActive(p_bIsActive)
{
    init();
}
 
//=============================================================================================================
 
CommandManager::CommandManager(const QByteArray& p_qByteArrayJsonDoc, bool p_bIsActive, QObject* parent)
: QObject(parent)
, m_bIsActive(p_bIsActive)
{
    init();
 
    m_jsonDocumentOrigin = QJsonDocument::fromJson(p_qByteArrayJsonDoc);
 
    insert(m_jsonDocumentOrigin);
}
 
//=============================================================================================================
 
CommandManager::CommandManager(const QJsonDocument& p_jsonDoc, bool p_bIsActive, QObject* parent)
: QObject(parent)
, m_bIsActive(p_bIsActive)
, m_jsonDocumentOrigin(p_jsonDoc)
{
    init();
 
    insert(m_jsonDocumentOrigin);
}
 
//=============================================================================================================
 
CommandManager::~CommandManager()
{
    //Disconnect all connections which are created with the help of this manager.
    //    this->disconnectAll();
 
    //Remove commands which where inserted into the static command list
}
 
//=============================================================================================================
 
void CommandManager::clear()
{
    m_qMapCommands.clear();
}
 
//=============================================================================================================
 
void CommandManager::init()
{
}
 
//=============================================================================================================
//ToDo connect all commands inserted in this class by default.
void CommandManager::insert(const QJsonDocument& p_jsonDocument)
{
    QJsonObject t_jsonObjectCommand;
 
    //Switch to command object
    if (p_jsonDocument.isObject() && p_jsonDocument.object().value(QString("commands")) != QJsonValue::Undefined)
        t_jsonObjectCommand = p_jsonDocument.object().value(QString("commands")).toObject();
    else
        return;
 
    QJsonObject::Iterator it;
    for (it = t_jsonObjectCommand.begin(); it != t_jsonObjectCommand.end(); ++it) {
        if (!m_qMapCommands.contains(it.key()))
            m_qMapCommands.insert(it.key(), Command(it.key(), it.value().toObject(), true, this));
        else
            qWarning("Warning: CommandMap contains command %s already. Insertion skipped.\n", it.key().toUtf8().constData());
    }
 
    emit commandMapChanged();
}
 
//=============================================================================================================
 
void CommandManager::insert(const QString& p_sKey, const QString& p_sDescription)
{
    Command t_command(p_sKey, p_sDescription, false, this);
    insert(p_sKey, t_command);
}
 
//=============================================================================================================
 
void CommandManager::insert(const QString& p_sKey, const Command& p_command)
{
    Command t_command(p_command);
    t_command.setParent(this);
    m_qMapCommands.insert(p_sKey, t_command);
    emit commandMapChanged();
}
 
//=============================================================================================================
 
void CommandManager::update(UTILSLIB::Subject* p_pSubject)
{
    // If Manager is not active do not parse commands
    if (!m_bIsActive)
        return;
 
    CommandParser* t_pCommandParser = static_cast<CommandParser*>(p_pSubject);
 
    RawCommand t_rawCommand(t_pCommandParser->getRawCommand());
    QString t_sCommandName = t_rawCommand.command();
 
    if (!this->hasCommand(t_sCommandName))
        return;
 
    // check if number of parameters is right
    if (t_rawCommand.count() >= m_qMapCommands[t_sCommandName].count()) {
        m_qMapCommands[t_sCommandName].isJson() = t_rawCommand.isJson();
 
        //Parse Parameters
        for (quint32 i = 0; i < m_qMapCommands[t_sCommandName].count(); ++i) {
            QMetaType t_metaType = m_qMapCommands[t_sCommandName][i].metaType();
 
            QVariant t_qVariantParam(t_rawCommand.pValues()[i]);
 
            if (t_qVariantParam.canConvert(t_metaType) && t_qVariantParam.convert(t_metaType))
                m_qMapCommands[t_sCommandName][i] = t_qVariantParam;
            else
                return;
        }
 
        m_qMapCommands[t_sCommandName].execute();
    }
}
 
//=============================================================================================================
 
Command& CommandManager::operator[](const QString& key)
{
    return m_qMapCommands[key];
}
 
//=============================================================================================================
 
const Command CommandManager::operator[](const QString& key) const
{
    return m_qMapCommands[key];
}