BlackboardPanel.h

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/**
 * @file BlackboardPanel.h
 * @brief ImGui panel for editing blackboard variables (Phase 2.1)
 * @author Olympe Engine
 * @date 2026-02-19
 */
 
#pragma once
 
#include "../../NodeGraphCore/BlackboardSystem.h"
#include <string>
 
namespace Olympe {
namespace AI {
 
/**
 * @class BlackboardPanel
 * @brief Full-featured ImGui panel for editing BlackboardSystem variables
 *
 * @details
 * Allows listing, creating, editing, and deleting blackboard entries.
 * All types (Int, Float, Bool, String, Vector3) are supported with
 * appropriate widgets.
 */
class BlackboardPanel {
public:
    BlackboardPanel();
    ~BlackboardPanel() = default;
 
    /**
     * @brief Render the panel
     * @param blackboard Blackboard system to display/edit
     * @param pOpen Pointer to visibility flag (nullptr = always visible)
     */
    void Render(NodeGraph::BlackboardSystem* blackboard, bool* pOpen = nullptr);
 
private:
    void RenderEntryList(NodeGraph::BlackboardSystem* blackboard);
    void RenderAddDialog(NodeGraph::BlackboardSystem* blackboard);
    void RenderEditPopup(NodeGraph::BlackboardSystem* blackboard);
 
    bool m_showAddDialog;
    bool m_showEditPopup;
    char m_newEntryName[256];
    int  m_newEntryTypeIndex;  // index into type combo
    std::string m_editTargetName;
 
    // Temporary edit buffer for add/edit
    NodeGraph::BlackboardValue m_editBuffer;
    char m_editStringBuf[1024];
    char m_renameBuffer[256];
};
 
} // namespace AI
} // namespace Olympe