#pragma once

#include "dtcore/inc/dttest.h"
#include "dtcore/inc/dtscriptobject.h"
#include "dtcore/inc/dtstreamtextoutput.h"
#include "dtcore/inc/dtlogger.h"

namespace dt
{

    class ScriptStatement;
    class ScriptStatementCompound;
    class ClientService;
    class ConnectionDescriptor;
    class ScriptStateImpl;
    class MessageSynchronizeScriptStatementStart;
    class MessageScriptSynchronize;

    class ScriptState
    {
    public:
        ScriptState(ClientService* service);
        ~ScriptState();
        bool TryGetVariable(const String& name, const ScriptStatementCompound* parent, const ScriptObject** value);
        const ScriptObject& GetVariable(const String& name, const ScriptStatementCompound* parent);
        void SetVariable(const String& name, const ScriptStatementCompound* parent, const ScriptObject& value);
        void DeclareVariable(const String& name, const ScriptStatementCompound* parent);
        ShowProgressionMode GetShowProgressionMode() const;
        void SetShowProgressionMode(ShowProgressionMode value);

        Vector<int> GetStack() const;

    private:
        friend class ScriptStatement;
        void PushStack(ScriptStatement* stm);
        void PopStack(ScriptStatement* stm);
        void Synchronize(int stmId);
        bool IsSynchronized() const;
        void SynchronizationEnable(ScriptStatement* stm);
        void SynchronizationDisable(ScriptStatement* stm);

        ScriptStateImpl* m_Impl;
    };

}