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path: root/src/games/tetris/Tetris.hpp
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#pragma once

#include <common/defs.hpp>
#include <games/Game.hpp>
#include <games/tetris/Tetromino.hpp>
#include <games/tetris/Board.hpp>
#include <common/Font.hpp>
#include <common/Arena.hpp>


class Tetris : public Game {
public:
    Tetris();
    bool Update(std::vector<SDL_Event>& events) override;

private:
    void Start();
    void UpdateResumeState(SDL_Event& event);
    void UpdatePauseState(SDL_Event& event);

    uint32_t GetSoftdropCount(float dt);
    void HandleTetrominoPlacement();

    int32_t ReadHighscore();
    void WriteHighscore();

    void Draw();
    void DrawLineCounter();
    void DrawStatistics();
    void DrawScore();
    void DrawNextTetromino();
    void DrawLevel();

    void DrawGameOverMenu();


private:
    static constexpr Color s_text_color {0.9f, 0.9f, 0.9f, 1.0f};
    static constexpr float s_text_z {10.0f};
    static constexpr size_t s_frame_strings_capacity {32};
    static constexpr char s_tetris_highscore_path[]{"tetris_highscore.txt"};

    Font m_font;
    Board m_board;
    Tetromino m_active_tetromino;
    Tetromino::Id m_next_tetromino_id;

    int32_t m_tetromino_counters[Tetromino::id_count] {};
    int32_t m_score = 0;
    int32_t m_line_counter = 0;
    int32_t m_starting_level = 0;
    int32_t m_level = 0;
    int32_t m_softdrop_counter = 0;
    int32_t m_highscore = 0;

    Arena m_frame_arena {KIBIBYTES(2)};
};