/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
// Original file Copyright Crytek GMBH or its affiliates, used under license.

#ifndef CRYINCLUDE_CRYACTION_SERIALIZATION_SERIALIZEWRITERXMLCPBIN_H
#define CRYINCLUDE_CRYACTION_SERIALIZATION_SERIALIZEWRITERXMLCPBIN_H
#pragma once

#include <ISystem.h>
#include <ITimer.h>
#include "IValidator.h"
#include "SimpleSerialize.h"
#include "XMLCPBin/Writer/XMLCPB_WriterInterface.h"

class CSerializeWriterXMLCPBin
    : public CSimpleSerializeImpl<false, eST_SaveGame>
{
public:
    CSerializeWriterXMLCPBin(const XMLCPB::CNodeLiveWriterRef& nodeRef, XMLCPB::CWriterInterface& binWriter);
    ~CSerializeWriterXMLCPBin();

    template <class T_Value>
    bool Value(const char* name, T_Value& value)
    {
        AddValue(name, value);
        return true;
    }

    template <class T_Value, class T_Policy>
    bool Value(const char* name, T_Value& value, const T_Policy& policy)
    {
        return Value(name, value);
    }

    bool Value(const char* name, CTimeValue value);
    bool Value(const char* name, ScriptAnyValue& value);
    bool Value(const char* name, XmlNodeRef& value);
    bool ValueByteArray(const char* name, const uint8* data, uint32 len);

    void BeginGroup(const char* szName);
    bool BeginOptionalGroup(const char* szName, bool condition);
    void EndGroup();

private:
    CTimeValue m_curTime;
    std::vector<XMLCPB::CNodeLiveWriterRef> m_nodeStack;  // TODO: look to get rid of this. it should be useless, because can access all necesary data from the XMLCPBin object
    std::vector<IScriptTable*> m_savedTables;
    std::vector<const char*> m_luaSaveStack;
    XMLCPB::CWriterInterface& m_binWriter;

    void RecursiveAddXmlNodeRef(XMLCPB::CNodeLiveWriterRef BNode, XmlNodeRef xmlNode);

    //////////////////////////////////////////////////////////////////////////
    ILINE XMLCPB::CNodeLiveWriterRef& CurNode()
    {
        assert(!m_nodeStack.empty());
        if (m_nodeStack.empty())
        {
            CryWarning(VALIDATOR_MODULE_SYSTEM, VALIDATOR_ERROR, "CSerializeWriterXMLCPBin: !Trying to access a node from the nodeStack, but the stack is empty. Savegame will be corrupted");
            static XMLCPB::CNodeLiveWriterRef temp = m_binWriter.GetRoot()->AddChildNode("Error");
            return temp;
        }
        return m_nodeStack.back();
    }

    //////////////////////////////////////////////////////////////////////////
    template <class T>
    void AddValue(const char* name, const T& value)
    {
        XMLCPB::CNodeLiveWriterRef& curNode = CurNode();

#ifndef _RELEASE
        if (GetISystem()->IsDevMode() && curNode.IsValid())
        {
            if (curNode->HaveAttr(name))
            {
                assert(0);
                CryWarning(VALIDATOR_MODULE_SYSTEM, VALIDATOR_WARNING, "!Duplicate tag Value( \"%s\" ) in Group %s", name, GetStackInfo());
            }
        }
#endif

        if (!IsDefaultValue(value))
        {
            curNode->AddAttr(name, value);
        }
    }

    //////////////////////////////////////////////////////////////////////////
    void AddValue(const char* name, const SSerializeString& value)
    {
        AddValue(name, value.c_str());
    }


    void AddValue(const char* name, const SNetObjectID& value)
    {
        assert(false);
    }

    //////////////////////////////////////////////////////////////////////////
    template <class T>
    void AddTypedValue(const char* name, const T& value, const char* type)
    {
        assert(false);    // not needed for savegames, apparently
        //      if (!IsDefaultValue(value))
        //      {
        //          XMLCPB::CNodeLiveWriterRef newNode = CreateNodeNamed(name);
        //          newNode->AddAttr("v",value);
        //          newNode->AddAttr("t",type);
        //      }
    }

    void WriteTable(XMLCPB::CNodeLiveWriterRef addTo, SmartScriptTable tbl, bool bCheckEntityOnScript);
    void ScriptValue(XMLCPB::CNodeLiveWriterRef addTo, const char* tag, const char* name, const ScriptAnyValue& value, bool bCheckEntityOnScript);

    // Used for printing current stack info for warnings.
    const char* GetStackInfo() const;
    const char* GetLuaStackInfo() const;

    static bool ShouldSkipValue(const char* name, const ScriptAnyValue& value);
    static bool IsVector(SmartScriptTable tbl);
    bool IsEntity(SmartScriptTable tbl, EntityId& entityId);

    //////////////////////////////////////////////////////////////////////////
    // Check For Defaults.
    //////////////////////////////////////////////////////////////////////////
    bool IsDefaultValue(bool v) const { return v == false; };
    bool IsDefaultValue(float v) const { return v == 0; };
    bool IsDefaultValue(double v) const { return v == 0; };
    bool IsDefaultValue(int8 v) const { return v == 0; };
    bool IsDefaultValue(uint8 v) const { return v == 0; };
    bool IsDefaultValue(int16 v) const { return v == 0; };
    bool IsDefaultValue(uint16 v) const { return v == 0; };
    bool IsDefaultValue(int32 v) const { return v == 0; };
    bool IsDefaultValue(uint32 v) const { return v == 0; };
    bool IsDefaultValue(int64 v) const { return v == 0; };
    bool IsDefaultValue(uint64 v) const { return v == 0; };
    bool IsDefaultValue(const Vec2& v) const { return v.x == 0 && v.y == 0; };
    bool IsDefaultValue(const Vec3& v) const { return v.x == 0 && v.y == 0 && v.z == 0; };
    bool IsDefaultValue(const Ang3& v) const { return v.x == 0 && v.y == 0 && v.z == 0; };
    bool IsDefaultValue(const Quat& v) const { return v.w == 1.0f && v.v.x == 0 && v.v.y == 0 && v.v.z == 0; };
    bool IsDefaultValue(const ScriptAnyValue& v) const { return false; };
    bool IsDefaultValue(const CTimeValue& v) const { return v.GetValue() == 0; };
    bool IsDefaultValue(const char* str) const { return !str || !*str; };
    bool IsDefaultValue(const string& str) const { return str.empty(); };
    bool IsDefaultValue(const SSerializeString& str) const { return str.empty(); };
    bool IsDefaultValue(const uint8* data, uint32 len) const { return (len <= 0); };
    //////////////////////////////////////////////////////////////////////////
};

#endif // CRYINCLUDE_CRYACTION_SERIALIZATION_SERIALIZEWRITERXMLCPBIN_H