#pragma once

#include <vector>

#if defined (_WIN32) 
	#include <SDL.h>
#else
	#include <SDL2/SDL.h>
#endif

#include <glm/glm.hpp> // vec3

#include "hexlib.h"
#include "util.h"
#include "mesh.h"


struct SDL_Handles
{
	SDL_Window *window;
	SDL_GLContext glContext;
	SDL_DisplayMode currentDisplayMode;
	std::vector<SDL_Surface*> texSurfaces;
};

struct hex_info
{
	int32 hexID = 0;
	Hex hex = {};
	real64 XPos = 0;
	real64 YPos = 0;
	uint32 current_color = 0;	// RGBA
	uint32 stored_color = 0;	// RGBA
	bool selected = false;
	std::vector<Point> vertices;
};

enum HexDrawMode
{
	NONE,
	FILL,
	LINE,
	CONE_FILL,
	PATHFINDING
};

struct Entity
{
	meMeshInfo* mesh;
};

struct render_state
{
	v2i viewport_dims;
	bool is_debug_draw;
	uint32 fill_color;
	uint32 selected_fill_color;

	uint32 entity_count = 0;
	Entity* entities = nullptr;
};

struct game_state
{
	std::vector<hex_info> *hex_array;
	hex_info *start_hex;
	hex_info *current_hex;
	vector<hex_info> selected_hexes;
	HexDrawMode draw_mode;
	const Layout hex_layout;

	// movement controls
	bool is_selecting = false;
	bool is_camera_rotate = false;
	bool is_moveforward = false;
	bool is_movebackward = false;
	bool is_moveup = false;
	bool is_movedown = false;
	bool is_moveleft = false;
	bool is_moveright = false;
	bool is_rotateCW = false;
	bool is_rotateCCW = false;

	game_state(Layout &l) : hex_layout(l) {}
};