/**
* @file   llfloaterpathfindingobjects.h
* @brief  Base class for both the pathfinding linksets and characters floater.
* @author Stinson@lindenlab.com
*
* $LicenseInfo:firstyear=2012&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2012, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
* $/LicenseInfo$
*/
#ifndef LL_LLFLOATERPATHFINDINGOBJECTS_H
#define LL_LLFLOATERPATHFINDINGOBJECTS_H

#include <string>
#include <map>

#include <boost/signals2.hpp>

#include "llagent.h"
#include "llfloater.h"
#include "llpathfindingmanager.h"
#include "llpathfindingobject.h"
#include "llpathfindingobjectlist.h"
#include "llselectmgr.h"
#include "lluuid.h"
#include "v4color.h"

class LLAvatarName;
class LLButton;
class LLCheckBoxCtrl;
class LLScrollListCtrl;
class LLScrollListItem;
class LLSD;
class LLTextBase;

class LLFloaterPathfindingObjects : public LLFloater
{
public:
    virtual void onOpen(const LLSD &pKey);
    virtual void onClose(bool pIsAppQuitting);
    virtual void draw();

protected:
    friend class LLFloaterReg;

    typedef enum
    {
        kMessagingUnknown,
        kMessagingGetRequestSent,
        kMessagingGetError,
        kMessagingSetRequestSent,
        kMessagingSetError,
        kMessagingComplete,
        kMessagingNotEnabled
    } EMessagingState;

    LLFloaterPathfindingObjects(const LLSD &pSeed);
    virtual ~LLFloaterPathfindingObjects();

    virtual bool                       postBuild();

    virtual void                       requestGetObjects();
    LLPathfindingManager::request_id_t getNewRequestId();
    void                               handleNewObjectList(LLPathfindingManager::request_id_t pRequestId, LLPathfindingManager::ERequestStatus pRequestStatus, LLPathfindingObjectListPtr pObjectList);
    void                               handleUpdateObjectList(LLPathfindingManager::request_id_t pRequestId, LLPathfindingManager::ERequestStatus pRequestStatus, LLPathfindingObjectListPtr pObjectList);

    void                               rebuildObjectsScrollList(bool update_if_needed = false);
    virtual void                       buildObjectsScrollList(const LLPathfindingObjectListPtr pObjectListPtr);
    void                               addObjectToScrollList(const LLPathfindingObjectPtr pObjectPr, const LLSD &pScrollListItemData);

    virtual void                       updateControlsOnScrollListChange();
    virtual void                       updateControlsOnInWorldSelectionChange();

    virtual S32                        getNameColumnIndex() const;
    virtual S32                        getOwnerNameColumnIndex() const;
    virtual std::string                getOwnerName(const LLPathfindingObject *pObject) const;
    virtual const LLColor4             &getBeaconColor() const;
    virtual const LLColor4             &getBeaconTextColor() const;
    virtual S32                        getBeaconWidth() const;

    void                               showFloaterWithSelectionObjects();

    bool                               isShowBeacons() const;
    void                               clearAllObjects();
    void                               selectAllObjects();
    void                               selectNoneObjects();
    void                               teleportToSelectedObject();

    virtual LLPathfindingObjectListPtr getEmptyObjectList() const;
    int                                getNumSelectedObjects() const;
    LLPathfindingObjectListPtr         getSelectedObjects() const;
    LLPathfindingObjectPtr             getFirstSelectedObject() const;

    EMessagingState                    getMessagingState() const;

private:
    LLFloaterPathfindingObjects(const LLFloaterPathfindingObjects &pOther);

    void                   setMessagingState(EMessagingState pMessagingState);

    void                   onRefreshObjectsClicked();
    void                   onSelectAllObjectsClicked();
    void                   onSelectNoneObjectsClicked();
    void                   onTakeClicked();
    void                   onTakeCopyClicked();
    void                   onReturnClicked();
    void                   onDeleteClicked();
    void                   onTeleportClicked();

    void                   onScrollListSelectionChanged();
    void                   onInWorldSelectionListChanged();
    void                   onRegionBoundaryCrossed();
    void                   onGodLevelChange(U8 pGodLevel);

    void                   handleObjectNameResponse(const LLPathfindingObject *pObject);

    void                   updateMessagingStatus();
    void                   updateStateOnListControls();
    void                   updateStateOnActionControls();
    void                   selectScrollListItemsInWorld();

    void                   handleReturnItemsResponse(const LLSD &pNotification, const LLSD &pResponse);
    void                   handleDeleteItemsResponse(const LLSD &pNotification, const LLSD &pResponse);

    LLPathfindingObjectPtr findObject(const LLScrollListItem *pListItem) const;

    LLScrollListCtrl                   *mObjectsScrollList;
    LLTextBase                         *mMessagingStatus;
    LLButton                           *mRefreshListButton;
    LLButton                           *mSelectAllButton;
    LLButton                           *mSelectNoneButton;
    LLCheckBoxCtrl                     *mShowBeaconCheckBox;

    LLButton                           *mTakeButton;
    LLButton                           *mTakeCopyButton;
    LLButton                           *mReturnButton;
    LLButton                           *mDeleteButton;
    LLButton                           *mTeleportButton;

    LLColor4                           mDefaultBeaconColor;
    LLColor4                           mDefaultBeaconTextColor;
    LLColor4                           mErrorTextColor;
    LLColor4                           mWarningTextColor;

    EMessagingState                    mMessagingState;
    LLPathfindingManager::request_id_t mMessagingRequestId;

    typedef std::map<std::string, LLScrollListItem *> scroll_list_item_map;
    scroll_list_item_map               mMissingNameObjectsScrollListItems;

    LLPathfindingObjectListPtr         mObjectList;

    LLObjectSelectionHandle            mObjectsSelection;

    bool                               mHasObjectsToBeSelected;
    uuid_vec_t                         mObjectsToBeSelected;

    boost::signals2::connection        mSelectionUpdateSlot;
    boost::signals2::connection        mRegionBoundaryCrossingSlot;
    LLAgent::god_level_change_slot_t   mGodLevelChangeSlot;
};

#endif // LL_LLFLOATERPATHFINDINGOBJECTS_H