#pragma once

#include "game/World.h"
#include "render/Renderer.h"
#include "render/VertexCache.h"

#include <glm/glm.hpp>

namespace td {

namespace client {

class ClientGame;

} // namespace client


namespace render {

class WorldRenderer {
private:
    client::ClientGame* m_Client;
    Renderer* m_Renderer;
    game::World* m_World;
    std::unique_ptr<GL::VertexArray> m_WorldVao, m_MobVao, m_SelectTileVao;
    glm::vec2 m_CamPos;
    glm::vec2 m_CursorPos;
    glm::vec2 m_HoldCursorPos;
    float m_Zoom;
    float m_CamSensibility = 1;
    bool m_TowerPlacePopupOpened = false;
    VertexCache m_TowersCache;
public:
    WorldRenderer(game::World* world, client::ClientGame* client);
    ~WorldRenderer();

    void loadModels();

    void addTower(game::TowerPtr tower);
    void removeTower(game::TowerPtr tower);

    void update();
    void render();

    void setCamPos(float camX, float camY);

    void moveCam(float relativeX, float relativeY, float aspectRatio);
    void changeZoom(float zoom);
private:
    void click();
    void renderWorld() const;
    void renderTowers() const;
    void renderMobs() const;
    void renderTileSelect() const;
    void renderPopups() const;
    void detectClick();
    glm::vec2 getCursorWorldPos() const;
    glm::vec2 getClickWorldPos() const;

    void updateCursorPos();
};

} // namespace render
} // namespace td