/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
#include "HeadSpin.h"
#include "plAnimEventComponent.h"
#include "plComponentReg.h"
#include "resource.h"
#include "MaxMain/plMaxNode.h"

#include "plAnimComponent.h"
#include "plNotetrackAnim.h"

#include "plAnimCompProc.h"
#include "plPickNode.h"

#include "plModifier/plAnimEventModifier.h"
#include "plMessage/plAnimCmdMsg.h"
#include "hsResMgr.h"
#include "pnMessage/plRefMsg.h"

void DummyCodeIncludeFuncAnimDetector() {}

CLASS_DESC(plAnimEventComponent, gAnimEventDesc, "Anim Event", "AnimEvent", COMP_TYPE_DETECTOR, ANIMEVENT_CID)


class plAnimEventProc : public plAnimCompProc
{
protected:
    virtual void IPickComponent(IParamBlock2* pb);
    virtual void ILoadUser(HWND hWnd, IParamBlock2* pb);
    virtual bool IUserCommand(HWND hWnd, IParamBlock2* pb, int cmd, int resID);

public:
    plAnimEventProc();
};
static plAnimEventProc gAnimEventProc;


enum
{
    kAnimComp,
    kAnimNode,
    kAnimEvent_DEAD,
    kAnimName_DEAD,

    kAnimBegin,
    kAnimEnd,
    kAnimMarkers,
};

enum
{
    kAnimEventBegin,
    kAnimEventEnd,
    kAnimEventMarker,
};

ParamBlockDesc2 gAnimEventBlock
(
    plComponent::kBlkComp, _T("animEvent"), 0, &gAnimEventDesc, P_AUTO_CONSTRUCT + P_AUTO_UI, plComponent::kRefComp,

    IDD_COMP_DETECTOR_ANIM, IDS_COMP_DETECTOR_ANIM, 0, 0, &gAnimEventProc,

    kAnimComp,  _T("animComp"), TYPE_INODE, 0, 0,
        end,

    kAnimNode,  _T("animNode"), TYPE_INODE, 0, 0,
        end,

    kAnimBegin, _T("animBegin"),    TYPE_BOOL,  0, 0,
        end,
    kAnimEnd,   _T("animEnd"),      TYPE_BOOL,  0, 0,
        end,
    kAnimMarkers,   _T("animMarkers"),  TYPE_STRING_TAB, 0,     0, 0,
        end,

    end
);


plAnimEventComponent::plAnimEventComponent() : fCanExport(false)
{
    fClassDesc = &gAnimEventDesc;
    fClassDesc->MakeAutoParamBlocks(this);
}

hsBool plAnimEventComponent::SetupProperties(plMaxNode* node, plErrorMsg* pErrMsg)
{
    plComponentBase* animComp;
    plMaxNode* animNode;
    if (!gAnimEventProc.GetCompAndNode(fCompPB, animComp, animNode))
    {
        pErrMsg->Set(true,
                    "Anim Event Component",
                    "Component %s does not have a valid anim component and node selected.\n"
                    "It will not be exported.",
                    GetINode()->GetName()).Show();
        pErrMsg->Set(false);
        fCanExport = false;
    }
    else
        fCanExport = true;

    return plActivatorBaseComponent::SetupProperties(node, pErrMsg);
}

hsBool plAnimEventComponent::PreConvert(plMaxNode* node, plErrorMsg* pErrMsg)
{
    if (!fCanExport)
        return false;

    plAnimEventModifier* mod = new plAnimEventModifier;
    plKey modKey = node->AddModifier(mod, IGetUniqueName(node));

    fLogicModKeys[node] = modKey;

    return true;
}

plEventCallbackMsg* CreateCallbackMsg(plAnimCmdMsg* animMsg, plKey modKey)
{
    plEventCallbackMsg *eventMsg = new plEventCallbackMsg;
    eventMsg->AddReceiver(modKey);
    eventMsg->fRepeats = -1;

    animMsg->AddCallback(eventMsg);
    hsRefCnt_SafeUnRef(eventMsg);   // AddCallback adds it's own ref, so remove ours (the default of 1)

    return eventMsg;
}

hsBool plAnimEventComponent::Convert(plMaxNode *node, plErrorMsg *pErrMsg)
{
    if (!fCanExport)
        return false;

    plKey modKey = fLogicModKeys[node];
    plAnimEventModifier* mod = plAnimEventModifier::ConvertNoRef(modKey->GetObjectPtr());

    plAnimComponentBase* animComp;
    plMaxNode* animNode;
    gAnimEventProc.GetCompAndNode(fCompPB, (plComponentBase*&)animComp, animNode);

    //
    // Create and setup the callback message
    //
    plKey animKey = animComp->GetModKey(animNode);
    plString animName = animComp->GetAnimName();

    plAnimCmdMsg *animMsg = new plAnimCmdMsg;
    animMsg->SetCmd(plAnimCmdMsg::kAddCallbacks);
    animMsg->SetSender(modKey);
    animMsg->SetAnimName(animName);
    animMsg->AddReceiver(animKey);

    if (fCompPB->GetInt(kAnimBegin))
    {
        plEventCallbackMsg *eventMsg = CreateCallbackMsg(animMsg, modKey);
        eventMsg->fEvent = kBegin;
    }
    if (fCompPB->GetInt(kAnimEnd))
    {
        plEventCallbackMsg *eventMsg = CreateCallbackMsg(animMsg, modKey);
        eventMsg->fEvent = kEnd;
    }
    if (fCompPB->Count(kAnimMarkers) > 0)
    {
        plNotetrackAnim anim(animComp, nil);
        plAnimInfo info = anim.GetAnimInfo(animName);

        int numMarkers = fCompPB->Count(kAnimMarkers);
        for (int i = 0; i < numMarkers; i++)
        {
            plString marker = plString::FromUtf8(fCompPB->GetStr(kAnimMarkers, 0, i));
            float time = info.GetMarkerTime(marker);

            plEventCallbackMsg *eventMsg = CreateCallbackMsg(animMsg, modKey);
            eventMsg->fEvent = kTime;
            eventMsg->fEventTime = time;
        }
    }

    mod->SetCallback(animMsg);
    
    hsTArray<plKey> receivers;
    IGetReceivers(node, receivers);
    mod->SetReceivers(receivers);

    return true;
}


////////////////////////////////////////////////////////////////////////////////


plAnimEventProc::plAnimEventProc()
{
    fCompButtonID   = IDC_ANIM_BUTTON;
    fCompParamID    = kAnimComp;
    fNodeButtonID   = IDC_NODE_BUTTON;
    fNodeParamID    = kAnimNode;
}

void plAnimEventProc::IPickComponent(IParamBlock2* pb)
{
    std::vector<Class_ID> cids;
    cids.push_back(ANIM_COMP_CID);
    cids.push_back(ANIM_GROUP_COMP_CID);

    plPick::Node(pb, kAnimComp, &cids, true, false);
}

static int ListBox_AddStringData(HWND hList, const char* text, int data)
{
    int idx = ListBox_AddString(hList, text);
    ListBox_SetItemData(hList, idx, data);
    return idx;
}

static bool IsMarkerSelected(IParamBlock2* pb, int paramID, const plString& marker, bool remove=false)
{
    int numMarkers = pb->Count(paramID);
    for (int i = 0; i < numMarkers; i++)
    {
        if (marker.Compare(pb->GetStr(paramID, 0, i)) == 0)
        {
            if (remove)
                pb->Delete(paramID, i, 1);
            return true;
        }
    }

    return false;
}

//
// Remove markers we had saved that aren't in the object's notetrack any more
//
static void RemoveDeadMarkers(IParamBlock2* pb, int paramID, plAnimInfo& info)
{
    int numMarkers = pb->Count(paramID);
    for (int i = numMarkers-1; i >= 0; i--)
    {
        float time = info.GetMarkerTime(plString::FromUtf8(pb->GetStr(paramID, 0, i)));
        if (time == -1)
        {
            pb->Delete(paramID, i, 1);
        }
    }
}

void plAnimEventProc::ILoadUser(HWND hWnd, IParamBlock2* pb)
{
    HWND hList = GetDlgItem(hWnd, IDC_EVENT_LIST);
    ListBox_ResetContent(hList);

    plAnimComponentBase* comp;
    plMaxNode* node;

    //
    // If we don't have a valid comp and node, we should be disabled
    //
    if (!GetCompAndNode(pb, (plComponentBase*&)comp, node))
    {
        EnableWindow(hList, FALSE);
        return;
    }
    else
        EnableWindow(hList, TRUE);

    //
    // Load the events
    //
    int idx;

    idx = ListBox_AddStringData(hList, "(Begin)", kAnimEventBegin);
    if (pb->GetInt(kAnimBegin))
        ListBox_SetSel(hList, TRUE, idx);

    idx = ListBox_AddStringData(hList, "(End)", kAnimEventEnd);
    if (pb->GetInt(kAnimEnd))
        ListBox_SetSel(hList, TRUE, idx);

    if (comp)
    {
        // Get the shared animations for all the nodes this component is applied to
        plNotetrackAnim anim(comp, nil);
        plAnimInfo info = anim.GetAnimInfo(comp->GetAnimName());

        RemoveDeadMarkers(pb, kAnimMarkers, info);

        // Get all the markers in this animation
        plString marker;
        while (!(marker = info.GetNextMarkerName()).IsNull())
        {
            idx = ListBox_AddStringData(hList, marker.c_str(), kAnimEventMarker);

            if (IsMarkerSelected(pb, kAnimMarkers, marker))
                ListBox_SetSel(hList, TRUE, idx);
        }
    }
}

bool plAnimEventProc::IUserCommand(HWND hWnd, IParamBlock2* pb, int cmd, int resID)
{
    if (cmd == LBN_SELCHANGE && resID == IDC_EVENT_LIST)
    {
        HWND hList = GetDlgItem(hWnd, IDC_EVENT_LIST);
        int idx = ListBox_GetCurSel(hList);
        BOOL selected = ListBox_GetSel(hList, idx);
        int eventType = ListBox_GetItemData(hList, idx);

        if (eventType == kAnimEventBegin)
            pb->SetValue(kAnimBegin, 0, selected);
        else if (eventType == kAnimEventEnd)
            pb->SetValue(kAnimEnd, 0, selected);
        else if (eventType == kAnimEventMarker)
        {
            char buf[256];
            ListBox_GetText(hList, idx, buf);
            plString text = plString::FromUtf8(buf);
            if (selected)
            {
                if (!IsMarkerSelected(pb, kAnimMarkers, text))
                {
                    TCHAR* name = buf;
                    pb->Append(kAnimMarkers, 1, &name);
                }
            }
            else
                IsMarkerSelected(pb, kAnimMarkers, text, true);
        }

        return true;
    }

    return false;
}


///////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////////


CLASS_DESC(plMtlEventComponent, gMtlEventDesc, "Mtl Event", "MtlEvent", COMP_TYPE_DETECTOR, MTLEVENT_CID)

class plMtlEventProc : public plMtlAnimProc
{
public:
    plMtlEventProc();

protected:
    virtual void ILoadUser(HWND hWnd, IParamBlock2* pb);
    virtual bool IUserCommand(HWND hWnd, IParamBlock2* pb, int cmd, int resID);
};
static plMtlEventProc gMtlEventProc;

enum
{
    kMtlMtl,
    kMtlNode,
    kMtlAnim,

    kMtlBegin,
    kMtlEnd,
    kMtlMarkers,
};

ParamBlockDesc2 gMtlEventBlock
(
    plComponent::kBlkComp, _T("mtlEvent"), 0, &gMtlEventDesc, P_AUTO_CONSTRUCT + P_AUTO_UI, plComponent::kRefComp,

    IDD_COMP_DETECTOR_MTL, IDS_COMP_DETECTOR_MTL, 0, 0, &gMtlEventProc,

    kMtlMtl,    _T("mtl"),          TYPE_MTL,           0, 0,
        end,

    kMtlNode,   _T("node"),         TYPE_INODE,         0, 0,
        end,

    kMtlAnim,   _T("anim"),         TYPE_STRING,        0, 0,
        end,

    kMtlBegin,  _T("animBegin"),    TYPE_BOOL,          0, 0,
        end,
    kMtlEnd,    _T("animEnd"),      TYPE_BOOL,          0, 0,
        end,
    kMtlMarkers,_T("markers"),      TYPE_STRING_TAB, 0, 0, 0,
        end,

    end
);


plMtlEventComponent::plMtlEventComponent() : fCanExport(false)
{
    fClassDesc = &gMtlEventDesc;
    fClassDesc->MakeAutoParamBlocks(this);
}

hsBool plMtlEventComponent::SetupProperties(plMaxNode* node, plErrorMsg* pErrMsg)
{
    Mtl* mtl = fCompPB->GetMtl(kMtlMtl);

    if (!mtl)
    {
        pErrMsg->Set(true,
                    "Mtl Event Component",
                    "Component %s does not have a valid material selected.\n"
                    "It will not be exported.",
                    GetINode()->GetName()).Show();
        pErrMsg->Set(false);
        fCanExport = false;
    }
    else
        fCanExport = true;

    return plActivatorBaseComponent::SetupProperties(node, pErrMsg);
}

hsBool plMtlEventComponent::PreConvert(plMaxNode* node, plErrorMsg* pErrMsg)
{
    if (!fCanExport)
        return false;

    plAnimEventModifier* mod = new plAnimEventModifier;
    plKey modKey = node->AddModifier(mod, IGetUniqueName(node));

    fLogicModKeys[node] = modKey;

    return true;
}

// KLUDGE - The material animation key getter is here, so we have to include all this crap
#include "plResponderMtl.h"

hsBool plMtlEventComponent::Convert(plMaxNode *node, plErrorMsg *pErrMsg)
{
    if (!fCanExport)
        return false;

    plKey modKey = fLogicModKeys[node];
    plAnimEventModifier* mod = plAnimEventModifier::ConvertNoRef(modKey->GetObjectPtr());

    Mtl* mtl = fCompPB->GetMtl(kMtlMtl);
    plMaxNodeBase* mtlNode = (plMaxNodeBase*)fCompPB->GetINode(kMtlNode);
    plString mtlAnim = plString::FromUtf8(fCompPB->GetStr(kMtlAnim));

    //
    // Create and setup the callback message
    //
    hsTArray<plKey> animKeys;
    GetMatAnimModKey(mtl, mtlNode, mtlAnim, animKeys);

    plAnimCmdMsg *animMsg = new plAnimCmdMsg;
    animMsg->SetCmd(plAnimCmdMsg::kAddCallbacks);
    animMsg->SetSender(modKey);
    animMsg->SetAnimName(mtlAnim);
    animMsg->AddReceivers(animKeys);

    if (fCompPB->GetInt(kMtlBegin))
    {
        plEventCallbackMsg *eventMsg = CreateCallbackMsg(animMsg, modKey);
        eventMsg->fEvent = kBegin;
    }
    if (fCompPB->GetInt(kMtlEnd))
    {
        plEventCallbackMsg *eventMsg = CreateCallbackMsg(animMsg, modKey);
        eventMsg->fEvent = kEnd;
    }
    if (fCompPB->Count(kMtlMarkers) > 0)
    {
        plNotetrackAnim anim(mtl, nil);
        plAnimInfo info = anim.GetAnimInfo(mtlAnim);

        int numMarkers = fCompPB->Count(kMtlMarkers);
        for (int i = 0; i < numMarkers; i++)
        {
            plString marker = plString::FromUtf8(fCompPB->GetStr(kMtlMarkers, 0, i));
            float time = info.GetMarkerTime(marker);

            plEventCallbackMsg *eventMsg = CreateCallbackMsg(animMsg, modKey);
            eventMsg->fEvent = kTime;
            eventMsg->fEventTime = time;
        }
    }

    mod->SetCallback(animMsg);

    hsTArray<plKey> receivers;
    IGetReceivers(node, receivers);
    mod->SetReceivers(receivers);

    return true;
}


////////////////////////////////////////////////////////////////////////////////


plMtlEventProc::plMtlEventProc()
{
    fMtlButtonID        = IDC_MTL_BUTTON;
    fMtlParamID         = kMtlMtl;
    fNodeButtonID       = IDC_NODE_BUTTON;
    fNodeParamID        = kMtlNode;
    fAnimComboID        = IDC_ANIM_COMBO;
    fAnimParamID        = kMtlAnim;
}

void plMtlEventProc::ILoadUser(HWND hWnd, IParamBlock2* pb)
{
    HWND hList = GetDlgItem(hWnd, IDC_EVENT_LIST);
    ListBox_ResetContent(hList);

    //
    // If we don't have a valid material, we should be disabled
    //
    Mtl* mtl = pb->GetMtl(kMtlMtl);
    if (!mtl)
    {
        EnableWindow(hList, FALSE);
        return;
    }
    else
        EnableWindow(hList, TRUE);

    //
    // Load the events
    //
    int idx;

    idx = ListBox_AddStringData(hList, "(Begin)", kAnimEventBegin);
    if (pb->GetInt(kMtlBegin))
        ListBox_SetSel(hList, TRUE, idx);

    idx = ListBox_AddStringData(hList, "(End)", kAnimEventEnd);
    if (pb->GetInt(kMtlEnd))
        ListBox_SetSel(hList, TRUE, idx);

    if (mtl)
    {
        plString mtlAnim = plString::FromUtf8(pb->GetStr(kMtlAnim));

        // Get the shared animations for all the nodes this component is applied to
        plNotetrackAnim anim(mtl, nil);
        plAnimInfo info = anim.GetAnimInfo(mtlAnim);

        RemoveDeadMarkers(pb, kMtlMarkers, info);

        // Get all the markers in this animation
        plString marker;
        while (!(marker = info.GetNextMarkerName()).IsNull())
        {
            idx = ListBox_AddStringData(hList, marker.c_str(), kAnimEventMarker);

            if (IsMarkerSelected(pb, kMtlMarkers, marker))
                ListBox_SetSel(hList, TRUE, idx);
        }
    }
}

bool plMtlEventProc::IUserCommand(HWND hWnd, IParamBlock2* pb, int cmd, int resID)
{
    if (cmd == LBN_SELCHANGE && resID == IDC_EVENT_LIST)
    {
        HWND hList = GetDlgItem(hWnd, IDC_EVENT_LIST);
        int idx = ListBox_GetCurSel(hList);
        BOOL selected = ListBox_GetSel(hList, idx);
        int eventType = ListBox_GetItemData(hList, idx);

        if (eventType == kAnimEventBegin)
            pb->SetValue(kMtlBegin, 0, selected);
        else if (eventType == kAnimEventEnd)
            pb->SetValue(kMtlEnd, 0, selected);
        else if (eventType == kAnimEventMarker)
        {
            char buf[256];
            ListBox_GetText(hList, idx, buf);
            plString text = plString::FromUtf8(buf);
            if (selected)
            {
                if (!IsMarkerSelected(pb, kMtlMarkers, text))
                {
                    TCHAR* name = buf;
                    pb->Append(kMtlMarkers, 1, &name);
                }
            }
            else
                IsMarkerSelected(pb, kMtlMarkers, text, true);
        }

        return true;
    }

    return false;
}
