// Snooping through the files are we?

// Compile With: g++ main.cpp loadImage.h -lSDL2 -lSDL2_image -o "Butter Game"

#include <iostream>
#include <SDL2/SDL.h>
#include <SDL2/SDL_image.h>

#include "loadImage.h"

#define CENTER 0

SDL_Window* window;
SDL_Renderer* renderer;

bool running;

bool fullscreen = false;

const char* mainMenuBackground = "Assets/Backgrounds/main_menu.png";
const char* playButton = "Assets/Sprites/play_button.png";
const char* wimpButton = "Assets/Sprites/wimp_button.png";

extern bool imageSlot1Taken = false;
extern bool imageSlot2Taken = false;
extern bool imageSlot3Taken = false;
extern bool imageSlot4Taken = false;
extern bool imageSlot5Taken = false;
extern bool imageSlot6Taken = false;
extern bool imageSlot7Taken = false;
extern bool imageSlot8Taken = false;
extern bool imageSlot9Taken = false;
extern bool imageSlot10Taken = false;

void createHDWindow()
{
	SDL_Init(SDL_INIT_EVERYTHING);
	IMG_Init(IMG_INIT_PNG);

	window = SDL_CreateWindow("Butter Game", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1920, 1080, SDL_WINDOW_SHOWN);
	renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_PRESENTVSYNC);
}

void quit()
{
	SDL_DestroyTexture(imageSlot1);
	SDL_DestroyTexture(imageSlot2);
	SDL_DestroyTexture(imageSlot3);
	SDL_DestroyTexture(imageSlot4);
	SDL_DestroyTexture(imageSlot5);
	SDL_DestroyTexture(imageSlot6);
	SDL_DestroyTexture(imageSlot7);
	SDL_DestroyTexture(imageSlot8);
	SDL_DestroyTexture(imageSlot9);
	SDL_DestroyTexture(imageSlot10);

	SDL_DestroyWindow(window);
	SDL_DestroyRenderer(renderer);

	SDL_Quit();
}

void getInput()
{
	SDL_Event event;

	while(SDL_PollEvent(&event))
	{
		switch(event.type)
		{
			case SDL_KEYDOWN:
				switch(event.key.keysym.sym)
				{
					case SDLK_F4:
						if(fullscreen)
						{
							SDL_SetWindowFullscreen(window, SDL_WINDOW_FULLSCREEN);
							std::cout << "Not Fullscreen" << std::endl;
							fullscreen = false;
						}
						else if(!fullscreen)
						{
							SDL_SetWindowFullscreen(window, 0);
							std::cout << "Fullscreen" << std::endl;
							fullscreen = true;
						}

						break;
				}
			break;

			case SDL_QUIT:
				quit();
				break;
			break;
		}
	}
}

void queueVisualEvents()
{
	loadImage(mainMenuBackground, 0, 0, 1920, 1080);
	loadImage(playButton, 1400, 270, 340, 170);
	loadImage(wimpButton, 1400, 540, 340, 170);
}

void renderScreen()
{
	SDL_RenderClear(renderer);

	if(imageSlot1Taken){SDL_RenderCopy(renderer, imageSlot1, NULL, &imageRect1); std::cout << "imageSlot1" << std::endl;}
	if(imageSlot2Taken){SDL_RenderCopy(renderer, imageSlot2, NULL, &imageRect2); std::cout << "imageSlot2" << std::endl;}
	if(imageSlot3Taken){SDL_RenderCopy(renderer, imageSlot3, NULL, &imageRect3); std::cout << "imageSlot3" << std::endl;}
	if(imageSlot4Taken){SDL_RenderCopy(renderer, imageSlot4, NULL, &imageRect4); std::cout << "imageSlot4" << std::endl;}
	if(imageSlot5Taken){SDL_RenderCopy(renderer, imageSlot5, NULL, &imageRect5); std::cout << "imageSlot5" << std::endl;}
	if(imageSlot6Taken){SDL_RenderCopy(renderer, imageSlot6, NULL, &imageRect6); std::cout << "imageSlot6" << std::endl;}
	if(imageSlot7Taken){SDL_RenderCopy(renderer, imageSlot7, NULL, &imageRect7); std::cout << "imageSlot7" << std::endl;}
	if(imageSlot8Taken){SDL_RenderCopy(renderer, imageSlot8, NULL, &imageRect8); std::cout << "imageSlot8" << std::endl;}
	if(imageSlot9Taken){SDL_RenderCopy(renderer, imageSlot9, NULL, &imageRect9); std::cout << "imageSlot9" << std::endl;}
	if(imageSlot10Taken){SDL_RenderCopy(renderer, imageSlot10, NULL, &imageRect10); std::cout << "imageSlot10" << std::endl;}

	SDL_RenderPresent(renderer);
}

int main()
{
	running = true;

	createHDWindow();

	while(running)
	{
		getInput();
		queueVisualEvents();
		renderScreen();
	}
}