#include "graphicsDataModel/baseModel.h"
#include "graphicsItem/itemPort.h"
#include "graphicsItem/graphicsBaseItem.h"
#include "baseProperty.h"
#include "topologyManager.h"
#include "powerEntity.h"
#include "baseModelItem/electricBaseModelLineItem.h"

void BaseModel::createTopoTerminalsByItem(GraphicsBaseItem* pItem,ModelFunctionType funType)
{
    PowerEntity* pEntity = pItem->entity();

    if(pEntity)
    {
        QMap<QString,ItemPort*> mapPorts = pItem->getPorts();     //创建实体port对应的拓扑port
        for(auto &port:mapPorts)
        {
            TerminalType terType;

            HandleType tpe = port->getType();
            switch (tpe) {
            case T_lineIn:
                terType = TerminalType::PowerInput;
                break;
            case T_lineOut:
                terType = TerminalType::PowerOutput;
                break;
            case T_lineInOut:
                terType = TerminalType::PowerConnect;
                break;
            default:
                break;
            }
            QPointF f = port->pos();
            TopologyManager::instance().createTerminal(pEntity->id(),terType,"",port->pos(),port->getId(),funType);
        }
    }
}

QPointF BaseModel::calculateBusPortPos(GraphicsBaseItem* pBus,GraphicsBaseItem* item)
{
    return QPointF(item->pos().x(),pBus->pos().y());
}

template<typename TypeLine> void BaseModel::establishConnection(GraphicsBaseItem* pSrc,GraphicsBaseItem* pDest,TypeLine* pItem,ModelFunctionType nType,int nMode,int nParam)
{
    ItemPort* pSrcPort = nullptr;
    ItemPort* pDestPort = nullptr;
    int nTypeSrc = pSrc->getProperty()->type();
    int nTypeDest = pDest->getProperty()->type();
    //if(pSrc->getItemType() == GIT_baseBus)
    if((nTypeSrc == 1 || nTypeSrc == 0) && (nTypeDest != 1 && nTypeDest != 0))       //母线或节点
    {
        int index = 0;
        if(nTypeSrc == 1 )
            index = pSrc->addPort(p_movable,pSrc->mapFromScene(calculateBusPortPos(pSrc,pDest)));
        else
            index = pSrc->addPort(p_movable,QPoint(0,0));   //节点port与自身坐标重合
        createTopoTerminalsByItem(pSrc,nType);
        pSrcPort = pSrc->getPortPtr(index);

        QMap<QString,ItemPort*> mapPorts = pDest->getPorts();

        if(nMode == 0){
            double minDis = 999;
            for(auto& port:mapPorts)        //与母线或节点连接时，连接最近接线点
            {
                double dis = distanceBetweenItems(port,pDest);
                if(dis < minDis){
                    minDis = dis;
                    pDestPort = port;
                }
            }
        }
        else if(nMode == 1){
            for(auto& port:mapPorts)        //连接中性点
            {
                int nTpe = port->getType();
                int nPos = port->portPos();
                if(nTpe == T_newTral){
                    if(nParam == 0){
                        if(nPos == P_top){
                            pDestPort = port;
                        }
                    }
                    else if(nParam == 1){
                        if(nPos == P_left || nPos == P_right){
                            pDestPort = port;
                        }
                    }
                    else if(nParam == 2){
                        if(nPos == P_down){
                            pDestPort = port;
                        }
                    }
                }
            }
        }
    }
    else if((nTypeDest == 1 || nTypeDest == 0) && (nTypeSrc != 1 && nTypeSrc != 0))
    {
        int index = 0;
        if(nTypeDest == 1 )
            index = pDest->addPort(p_movable,pDest->mapFromScene(calculateBusPortPos(pDest,pSrc)));
        else
            index = pDest->addPort(p_movable,QPoint(0,0));  //节点port与自身坐标重合
        createTopoTerminalsByItem(pDest,nType);
        pDestPort = pDest->getPortPtr(index);

        QMap<QString,ItemPort*> mapPorts = pSrc->getPorts();

        if(nMode == 0){
            double minDis = 999;
            for(auto& port:mapPorts)        //与母线或节点连接时，连接最近接线点
            {
                double dis = distanceBetweenItems(port,pDest);
                if(dis < minDis){
                    minDis = dis;
                    pSrcPort = port;
                }
                /*if(port->getType() == T_lineOut)
            {
                pSrcPort = port;
                break;
            }*/
            }
        }
        else if(nMode == 1){
            for(auto& port:mapPorts)        //连接中性点
            {
                int nTpe = port->getType();
                int nPos = port->portPos();
                if(nTpe == T_newTral){
                    if(nParam == 0){
                        if(nPos == P_top){
                            pSrcPort = port;
                        }
                    }
                    else if(nParam == 1){
                        if(nPos == P_left || nPos == P_right){
                            pSrcPort = port;
                        }
                    }
                    else if(nParam == 2){
                        if(nPos == P_down){
                            pSrcPort = port;
                        }
                    }
                }
            }
        }

    }
    else if((nTypeSrc == 1 || nTypeSrc == 0) && (nTypeDest == 1 || nTypeDest == 0)){        //两个都是母线或节点
        int index = 0;
        if(nTypeSrc == 1 )
            index = pSrc->addPort(p_movable,pSrc->mapFromScene(calculateBusPortPos(pSrc,pDest)));
        else
            index = pSrc->addPort(p_movable,QPoint(0,0));   //节点port与自身坐标重合
        createTopoTerminalsByItem(pSrc,nType);
        pSrcPort = pSrc->getPortPtr(index);

        index = 0;
        if(nTypeDest == 1 )
            index = pDest->addPort(p_movable,pDest->mapFromScene(calculateBusPortPos(pDest,pSrc)));
        else
            index = pDest->addPort(p_movable,QPoint(0,0));  //节点port与自身坐标重合
        createTopoTerminalsByItem(pDest,nType);
        pDestPort = pDest->getPortPtr(index);
    }
    else
    {
        QMap<QString,ItemPort*> mapSrc = pSrc->getPorts();
        pSrcPort = nullptr;
        for(auto& port:mapSrc)
        {
            if(port->getType() == T_lineOut)
            {
                pSrcPort = port;
                break;
            }
        }

        QMap<QString,ItemPort*> mapDest = pDest->getPorts();
        pDestPort = nullptr;
        for(auto& port:mapDest)
        {
            if(port->getType() == T_lineIn)
            {
                pDestPort = port;
                break;
            }
        }
    }
    if(pSrcPort && pDestPort)
    {
        QPointF srcPortPos = pSrcPort->scenePos();
        QPointF destPortPos = pDestPort->scenePos();
        pItem->setStartPoint(srcPortPos);
        pItem->setEndPoint(destPortPos);
        pItem->calculatePath();

        PowerConnection* pCon = TopologyManager::instance().createConnection(pItem->itemId().toString(),pSrcPort->getId(),pDestPort->getId(),pSrc->itemId().toString(),pDest->itemId().toString(),nType);      //创建拓扑连接(逻辑)
        if(pCon)
            pCon->setState(DataState::changed);
        pItem->getProperty()->setConnection(Connection(pSrc->itemId(),QUuid(pSrcPort->getId()),pSrcPort->getType(),pSrcPort->portPos(),pDest->itemId(),QUuid(pDestPort->getId()),pDestPort->getType(),pDestPort->portPos()));
    }
}

template void BaseModel::establishConnection<ElectricBaseModelLineItem>(GraphicsBaseItem*,GraphicsBaseItem*,ElectricBaseModelLineItem*,ModelFunctionType,int,int);