GameContext.cpp

#include "GameContext.hpp"
#include "level.hpp"
#include "room.hpp"
#include <box2d/b2_math.h>
#include <unordered_set>

namespace game
{

GameContext::GameContext(lvl::Level &level, EnemyManager &enemy_manager, BulletManager &bullet_manager,
                         TilesheetManager &tilesheet_manager, ObjectManager &object_manager, Player &player, SDL_Renderer* renderer, Camera &camera)
    : m_level(level), m_bulletManager(bullet_manager), m_enemyManager(enemy_manager), m_objectManager(object_manager),
      m_tilesheetManager(tilesheet_manager), m_current_room(level.getRooms().at(2)),
      m_player(player), m_renderer(renderer), m_camera(camera)
{
}

GameContext::~GameContext()
{
}

void GameContext::initialize()
{
    m_tileSize = m_level.getSpritesheet().getTileSize() * m_tilesheetManager.getGameScale();
    this->loadRoom(m_current_room);
}

void GameContext::changeSzene()
{
    // SDL Rect for fade out
    SDL_Rect fadeRect = {0, 0, m_camera.getViewportWidth(), m_camera.getViewportHeight()};
    SDL_SetRenderDrawBlendMode(m_renderer, SDL_BLENDMODE_BLEND);

     // Fade-Out
    for (int alpha = 0; alpha <= 255; alpha += 15) {
        SDL_SetRenderDrawColor(m_renderer, 0, 0, 0, alpha);
        SDL_RenderFillRect(m_renderer, &fadeRect);
        SDL_RenderPresent(m_renderer);
        SDL_Delay(30);  // Delay for smooth fade-out
    }

    float old_room_width = m_current_room.getWidth() * m_tileSize;
    float old_room_height = m_current_room.getHeight() * m_tileSize;

    float new_x_pos;
    float new_y_pos;
    //random int between 2 and 4
    int random_next_id = rand() % 2 + 3;
    lvl::Room new_room = m_level.getRooms().at(2);

    float new_room_width = new_room.getWidth() * m_tileSize;
    float new_room_height = new_room.getHeight() * m_tileSize;

    b2Vec2 player_pos = m_player.getPosition();
    //std::cout << "Player position: " << player_pos.x << " " << player_pos.y << std::endl;

    if (player_pos.x < old_room_width / 6)
    {
        //check if there is a door in the left side of the room

        new_x_pos = (new_room_width - (new_room_width/7)) / (m_player.getPixelsPerMeterScaled());
        new_y_pos = (new_room_height/2) / (m_player.getPixelsPerMeterScaled());
        m_player.getBody()->SetTransform({new_x_pos, new_y_pos}, 0);

        loadRoom(new_room);

    } else if (player_pos.x > (old_room_width - (old_room_width / 6)))
    {
        //check if there is a door in the right side of the room