#include "FITKNodeList.h"
#include "FITK_Kernel/FITKCore/FITKVec3D.h"
#include <QMutexLocker>

 

namespace Interface
{
    FITKNodeList::~FITKNodeList()
    {
        this->removeAllNode();
    }

    int FITKNodeList::addNode(const double x, const double y, const double z)
    {
        QMutexLocker locker(&_mutex);
        //创建节点
        Core::FITKNode* node = new Core::FITKNode(x, y, z);
        _nodeList.append(node);
        //获取索引与ID，形成映射关系
        const int index = _nodeList.size()-1;
        const int id = ++_nodeMaxID;
        node->setNodeID(id);
        _idIndexMap.insert(id, index);
        return id;
    }


    void FITKNodeList::addNode(const int id, const double x, const double y, const double z)
    {
        QMutexLocker locker(&_mutex);
        //创建对象
        Core::FITKNode* node = new Core::FITKNode(id, x, y, z);
        _nodeList.append(node);
       //获取索引与ID，形成映射关系
        const int index = _nodeList.size() - 1;
        _idIndexMap.insert(id, index);
        //静态变量增大
        _nodeMaxID = _nodeMaxID >= id ? _nodeMaxID : id;
    }

    void FITKNodeList::removeNodeAt(const int index)
    {
        QMutexLocker locker(&_mutex);
        //越界判断
        if (index < 0 || index >= _nodeList.size()) return;
        Core::FITKNode* node = _nodeList[index];
        //从链表与Map中移除
        _nodeList.removeAt(index);
        if (node == nullptr) return;
        const int id = node->getNodeID();
        _idIndexMap.remove(id);
        //释放内存
        delete node;
    }

    void FITKNodeList::removeNodeByID(const int id)
    {
        QMutexLocker locker(&_mutex);
       //获取索引
        const int index = _idIndexMap.value(id);
        if (index < 0 || index >= _nodeList.size()) return;
        Core::FITKNode* node = _nodeList[index];
        //根据索引移除
        _nodeList.removeAt(index);
        _idIndexMap.remove(id);
        if (node == nullptr) return;
        delete node;
    }

    int FITKNodeList::getNodeCount()
    {
        QMutexLocker locker(&_mutex);

        return _nodeList.size();
    }

    Core::FITKNode* FITKNodeList::getNodeAt(const int index)
    {
        QMutexLocker locker(&_mutex);
        //越界判断
        if (index < 0 || index >= _nodeList.size()) return nullptr;
        return _nodeList[index];
    }


    Core::FITKNode* FITKNodeList::getNodeByID(const int id)
    {
        QMutexLocker locker(&_mutex);
        const int index = _idIndexMap.value(id);
        //越界判断
        if (index < 0 || index >= _nodeList.size()) return nullptr;
        return _nodeList[index];
    }


    int FITKNodeList::getNodeIDByIndex(const int index)
    {
        //查找辅助存储ID
        QMutexLocker locker(&_mutex);
        
        if (index < 0 || index >= _nodeList.size()) return -1;
        Core::FITKNode* node = _nodeList[index];
        if (node == nullptr) return -1;

        return node->getNodeID();
    }

    int FITKNodeList::getNodeIndexByID(const int id)
    {
        //根据辅助存储查找索引
        QMutexLocker locker(&_mutex);
        return _idIndexMap.value(id);
    }

    int FITKNodeList::getNodeMaxID()
    {
        return _nodeMaxID;
    }

    void FITKNodeList::removeAllNode()
    {
        //释放全部内存
        for (auto node : _nodeList)
            delete node;
        _nodeList.clear();
        _idIndexMap.clear();
        _nodeMaxID = 0;
    }

}