#pragma once

#include <imgui.h>

#include <functional>
#include <sophia/frame_info.hpp>
#include <sophia/ui/panel.hpp>
#include <string>
#include <vector>

namespace sophia {

class ConsolePanel : public Panel {
 public:
  using CommandCallback =
      std::function<void(ConsolePanel&, const std::string&)>;

  ConsolePanel() : Panel{"Console"} { registerDefaultCommands(); }

  void onUpdate(const FrameInfo& frameInfo) override;

  void log(const std::string& message);
  void clear();

  void setCommandCallback(CommandCallback callback) {
    this->commandCallback = std::move(callback);
  }

 private:
  struct Entry {
    std::string text;
    ImVec4 color;
  };

  void registerDefaultCommands();
  void execute(const std::string& command);
  int textEditCallback(struct ImGuiInputTextCallbackData* data);

  std::vector<Entry> entries;
  std::vector<std::string> history;
  int historyPos = -1;

  char inputBuffer[256] = {};
  bool autoScroll = true;
  bool scrollToBottom = false;

  CommandCallback commandCallback;
};

}  // namespace sophia