ConnectScene.h

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#ifndef _BOMBERMAN_SCENES_CONNECT_SCENE_H_
#define _BOMBERMAN_SCENES_CONNECT_SCENE_H_
 
#include <SDL.h>
#include <cstdint>
#include <memory>
#include <string>
#include <string_view>
 
#include "Entities/Text.h"
#include "Net/Client/NetClient.h"
#include "Scenes/Scene.h"
 
namespace bomberman
{
    class ConnectScene : public Scene
    {
      public:
        ConnectScene(Game* game, uint16_t port);
 
        void onEnter() override;
        void onExit() override;
        void onEvent(const SDL_Event& event) override;
        void update(unsigned int delta) override;
 
      private:
        // Placeholder text also reused as fallback connect values when a field is left empty.
        static constexpr std::string_view kDefaultPlayerName = "Player";
        static constexpr std::string_view kDefaultHost       = "127.0.0.1";
 
        enum class FocusField : uint8_t
        {
            PlayerName = 0,
            Host = 1,
            ConnectButton = 2
        };
 
        // ----- Scene Flow and Status -----
 
        void tryStartConnect();
 
        void setConnectStatus(std::string_view message, SDL_Color color);
 
        [[nodiscard]]
        std::string_view effectivePlayerName() const;
        [[nodiscard]]
        std::string_view effectiveHost() const;
        void restoreIdleStatusAfterHostEdit();
 
        // ----- Form Helpers -----
 
        void refreshFieldPresentation();
        void cycleFocus(int direction);
        void appendSanitizedFieldText(std::string& target, std::string_view chunk, bool isHostField);
 
        [[nodiscard]]
        int measureTextWidth(std::string_view text) const;
        [[nodiscard]]
        bool fitsFieldWidth(std::string_view text, bool isHostField) const;
 
        [[nodiscard]]
        static bool isValidHost(std::string_view host);
 
        void recenterFieldValues();
 
        // ----- UI Objects -----
 
        std::shared_ptr<Text> titleText_ = nullptr;
        std::shared_ptr<Text> playerNameLabelText_ = nullptr;
        std::shared_ptr<Text> playerNameValueText_ = nullptr;
        std::shared_ptr<Text> hostLabelText_ = nullptr;
        std::shared_ptr<Text> hostValueText_ = nullptr;
        std::shared_ptr<Text> portValueText_ = nullptr;
        std::shared_ptr<Text> connectButtonText_ = nullptr;
        std::shared_ptr<Text> statusText_ = nullptr;
 
        // ----- Scene and Form State -----
 
        FocusField focusedField_ = FocusField::PlayerName;
        std::string playerName_;
        std::string host_;
        bool playerNameTouched_ = false; 
        bool hostTouched_       = false; 
        uint16_t port_ = 0; 
        bool transitionedToLobby_ = false; 
        net::EConnectState lastConnectState_ = net::EConnectState::Disconnected; 
 
        // ----- Cached Layout -----
 
        int playerNameFieldX_ = 0; 
        int playerNameFieldY_ = 0; 
        int playerNameFieldW_ = 0; 
        int hostFieldX_ = 0;       
        int hostFieldY_ = 0;       
        int hostFieldW_ = 0;       
    };
} // namespace bomberman
 
#endif // _BOMBERMAN_SCENES_CONNECT_SCENE_H_