#include "T2CrossEquipArray.h"
#include "T2FloorInfo.h"
#include "T2FloorPtrList.h"
#include "T2Mover.h"
#include "T2MoverRoutingTable.h"
#include "T2Request.h"
#include "T2RoutingTable.h"
#include "T2Tenant.h"

T2MoverRoutingTable::T2MoverRoutingTable(T2FloorInfo* inFloorInfo, T2FloorPtrList* inFloorPtrList, T2Mover* inMover)
    : LArray(sizeof(T2RoutingTableElem))
{
    mMover = inMover;
    mFloorPtrList = inFloorPtrList;
    mFloorInfo = inFloorInfo;

    RECT rect;
    inMover->GetEquipArea(rect);
    mMoverHPos = (rect.left + rect.right) / 2;

    AddItems(mFloorPtrList->GetCount());
}

/*virtual*/ T2MoverRoutingTable::~T2MoverRoutingTable() {
}

void T2MoverRoutingTable::AddItems(int inCount) {
    T2RoutingTableElem elem;
    InsertItemsAt(inCount, mItemCount + 1, &elem);
}

void T2MoverRoutingTable::RemoveItem(int inIndex) {
    RemoveItemsAt(1, inIndex);
}

void T2MoverRoutingTable::ClearData() {
    T2RoutingTableElem elem;
    AssignItemsAt(GetCount(), 1, &elem);
}

BOOL T2MoverRoutingTable::GetItem(int inIndex, T2RoutingTableElem& outItem) {
    return FetchItemAt(inIndex, &outItem);
}

BOOL T2MoverRoutingTable::IsStopFloor(int inIndex) {
    BOOL res = false;
    T2RoutingTableElem item;

    if (FetchItemAt(inIndex, &item))
        res = item.IsStopFloor();

    return res;
}

void T2MoverRoutingTable::SetStopFloor() {
    LArrayIterator iterator(*mMover->GetCEArray());
    unsigned int id;

    while (iterator.Next(&id)) {
        int index = mFloorPtrList->GetIndex(id);
        T2RoutingTableElem item;
        item.SetTable(id, mMoverHPos);
        AssignItemsAt(1, index, &item);
    }
}

BOOL T2MoverRoutingTable::Update(T2MoverRoutingTable* inTable) {
    BOOL set = false;
    unsigned int numOfFloor = mFloorPtrList->GetCount();

    for (unsigned int prevFloor = 1; prevFloor <= numOfFloor; prevFloor++) {
        if (!IsStopFloor(prevFloor) && inTable->IsStopFloor(prevFloor)) {
            for (unsigned int nextFloor = 1; nextFloor <= numOfFloor; nextFloor++) {
                if (nextFloor != prevFloor && inTable->IsStopFloor(nextFloor)) {
                    T2RoutingTableElem elem;
                    GetItem(nextFloor, elem);

                    if (elem.HasRoute())
                        set |= IsUpdate(inTable, nextFloor, prevFloor, elem);
                }
            }
        }
    }

    return set;
}

BOOL T2MoverRoutingTable::IsUpdate(const T2MoverRoutingTable* inTable, unsigned int inNextFloorID, unsigned int inPrevFloorID, T2RoutingTableElem& inElem) {
    BOOL set = false;

    unsigned int hScore = CalcHScore(inTable->GetMoverHPos() - inElem.GetFinalHPos());
    if (hScore < 120) {
        T2Mover *theMover = inTable->GetMover();
        unsigned int vScore = theMover->CalcScore(mFloorPtrList->CalcDistance(inNextFloorID, inPrevFloorID));
        unsigned int totalScore = hScore + vScore + inElem.GetScore();

        if (theMover->IsElevator())
            totalScore += 120;

        if (totalScore <= 1000)
            set = IsSetTable(inPrevFloorID, inElem.GetNextFloorID(), totalScore, 0, inTable->GetMoverHPos());
    }

    return set;
}

BOOL T2MoverRoutingTable::IsSetTable(unsigned int inPrevFloorID, unsigned int inNextFloorID, unsigned int inScore, int inTime, int inFinalHPos) {
    BOOL set = false;
    T2RoutingTableElem item;

    if (FetchItemAt(inPrevFloorID, &item)) {
        if (item.IsSetTable(inNextFloorID, inScore, inTime, inFinalHPos)) {
            AssignItemsAt(1, inPrevFloorID, &item);
            set = true;
        }
    }

    return set;
}

int T2MoverRoutingTable::CalcHScore(int inDistance) {
    if (inDistance < 0)
        inDistance *= -1;
    return inDistance;
}

BOOL T2MoverRoutingTable::IsConnectRoute(int inFloorID) {
    BOOL result = false;
    T2RoutingTableElem item;

    if (FetchItemAt(inFloorID, &item))
        result = item.HasRoute();

    return result;
}

BOOL T2MoverRoutingTable::GetNextRoute(POINT inPt, unsigned int inFloorID, POINT& ioPt, unsigned int inFloorID2, unsigned int& outScore) {
    BOOL ok = false;

    T2RoutingTableElem item;
    FetchItemAt(inFloorID2, &item);

    if (item.HasNextRoute(inFloorID)) {
        outScore = CalcScore(inPt, ioPt, &item);
        ok = true;
    }

    return ok;
}

unsigned int T2MoverRoutingTable::CalcScore(POINT inPt, POINT& ioPt, T2RoutingTableElem* inElem) {
#pragma var_order(theNextFloor, nextFloorArea, score, moverArea, theRequest, lobby, pt, isDown)
    T2Tenant *theNextFloor = mFloorInfo->GetTenant(inElem->GetNextFloorID());
#line 377
    _ASSERT(theNextFloor != NULL);

    RECT nextFloorArea;
    theNextFloor->GetEquipArea(nextFloorArea);

    POINT pt;
    pt.y = nextFloorArea.bottom - 1;

    BOOL isDown = (pt.y - inPt.y) > 0;

    RECT moverArea;
    mMover->GetEquipArea(moverArea);

    if (isDown)
        pt.x = moverArea.right + 2;
    else
        pt.x = moverArea.left - 4;

    unsigned int score = inElem->GetScore() + mMover->CalcScore(pt.y - inPt.y);

    int lobby = mFloorInfo->GetGroundLine() - 1;
    if (inPt.y != lobby)
        score += CalcHScore(pt.x - inPt.x);
    if (ioPt.y != lobby)
        score += CalcHScore(ioPt.x - inElem->GetFinalHPos());

    if (mMover->IsElevator())
        score += 120;

    T2Request *theRequest = mMover->GetRequest(mFloorInfo, mMover->UnitToPosition(inPt.y), isDown);
    if (theRequest)
        score += theRequest->GetNumOfContent() * 10;

    ioPt = pt;
    return score;
}

T2Tenant* T2MoverRoutingTable::SelectNearFloor(POINT inPt, int& outFinalHPos, unsigned int& ioScore) {
    T2Tenant *result = NULL;
    ioScore -= CalcHScore(mMoverHPos - inPt.x);

    if (ioScore > 0) {
        LArrayIterator iterator(*this);
        T2RoutingTableElem item;
        int numOfFloor = 0;

        while (iterator.Next(&item)) {
            if (item.HasRoute() && ioScore > item.GetScore()) {
                int scoreThreshold = ioScore - item.GetScore();
                T2Tenant *theNextFloor = mFloorInfo->GetTenant(item.GetNextFloorID());
                if (theNextFloor) {
                    RECT area;
                    theNextFloor->GetEquipArea(area);

                    int v = area.bottom - 1;
                    if (scoreThreshold > mMover->CalcScore(v - inPt.y))
                        numOfFloor++;
                }
            }
        }

        if (numOfFloor > 0) {
            int randFloor = rand() % numOfFloor;
            int index = 0;
            iterator.ResetTo(0);

            while (!result && iterator.Next(&item)) {
                if (item.HasRoute() && ioScore > item.GetScore()) {
                    int scoreThreshold = ioScore - item.GetScore();
                    T2Tenant *theNextFloor = mFloorInfo->GetTenant(item.GetNextFloorID());
                    if (theNextFloor) {
                        RECT area;
                        theNextFloor->GetEquipArea(area);

                        int v = area.bottom - 1;
                        if (scoreThreshold > mMover->CalcScore(v - inPt.y)) {
                            if (index == randFloor) {
                                result = theNextFloor;
                                outFinalHPos = item.GetFinalHPos();
                                ioScore = scoreThreshold;
                            } else {
                                index++;
                            }
                        }
                    }
                }
            }
        }
    }

    return result;
}