#include "common/make_unique.h"
#include "core/Assert.h"
#include "core/ConfigCmdManager.h"
#include "core/ConfigCmdManagerCommands.h"


template<>ConfigCmdManager *Ogre::Singleton<ConfigCmdManager>::msSingleton = nullptr;


ConfigCmdManager::ConfigCmdManager()
{
    InitCmd();
}


ConfigCmdManager::~ConfigCmdManager()
{

}


void
ConfigCmdManager::AddCommand(const Ogre::String& name, const Ogre::String& description, const Ogre::String& params_description, ConfigCmdHandler handler, ConfigCmdCompletion completion)
{
    QGEARS_ASSERT(name != "", "Command name shouldn't be empty.");
    QGEARS_ASSERT(handler, "Null command handler.");

    // see if command already added
    for(unsigned int i = 0; i < m_Commands.size(); ++i)
    {
        QGEARS_ASSERT(m_Commands[i]->GetName() != name, "Command already exist.");
    }

    m_Commands.emplace_back(std::make_unique<ConfigCmd>(name, description, params_description, handler, completion));
}


void
ConfigCmdManager::ExecuteString(const Ogre::String& cmd_string)
{
}


ConfigCmd*
ConfigCmdManager::Find(const Ogre::String& name) const
{
    for(unsigned int i = 0; i < m_Commands.size(); ++i)
    {
        if(m_Commands[i]->GetName() == name)
        {
            return m_Commands[i].get();
        }
    }
    return nullptr;
}


int
ConfigCmdManager::GetConfigCmdNumber()
{
    return m_Commands.size();
}


ConfigCmd*
ConfigCmdManager::GetConfigCmd(unsigned int i) const
{
    if(i < m_Commands.size())
    {
        return m_Commands[i].get();
    }

    return nullptr;
}