// Snooping through the files are we?

// Compile With: g++ main.cpp loadImage.h playSound.h -lSDL2 -lSDL2_image -lSDL2_mixer -o "Butter Game"

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

#include "loadImage.h"
#include "playSound.h"

#define CENTER 0

SDL_Window* window;
SDL_Renderer* renderer;

bool running;

bool fullscreen = false;

bool loadedScenes[2] = {false, false};

bool buttons = false;

bool touchingButton1 = false;
bool touchingButton2 = false;
bool touchingButton3 = false;

int buttonX[6];
int buttonY[6];

int mouseX;
int mouseY;

int buttonIndex = 0;

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

const char* mainMenuMusic = "Assets/Music/mainMenuMusic.mp3";

void createHDWindow()
{
	SDL_Init(SDL_INIT_EVERYTHING);
	IMG_Init(IMG_INIT_PNG);
	Mix_Init(MIX_INIT_MP3);

	Mix_OpenAudio(22050, MIX_DEFAULT_FORMAT, 2, 4096);

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

int 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);

	Mix_CloseAudio();

	SDL_DestroyWindow(window);
	SDL_DestroyRenderer(renderer);

	return -1;
}

void createButton(int oneX, int twoX, int oneY, int twoY)
{
	buttonX[buttonIndex] = oneX;
	buttonX[buttonIndex++] = twoX;

	buttonY[buttonIndex] = oneY;
	buttonY[buttonIndex++] = twoY;

	buttonIndex += 2;

	buttons = true;
}

void deleteButtons()
{
	buttonX[0] == NULL;
	buttonX[1] == NULL;
	buttonX[2] == NULL;
	buttonX[3] == NULL;
	buttonX[4] == NULL;
	buttonX[5] == NULL;

	buttons = false;
}

void getInput()
{
	SDL_Event event;

	while(SDL_PollEvent(&event))
	{
		switch(event.type)
		{
			case SDL_MOUSEMOTION:
				SDL_GetMouseState(&mouseX, &mouseY);

				if(buttons)
				{
					if(mouseX > buttonX[0] && mouseX < buttonX[1] && mouseY > buttonY[0] && mouseY < buttonY[1])
					{
						touchingButton1 = true;
						std::cout << "Touching button one!" << std::endl;
					}
					else
					{
						touchingButton1 = false;
					}

					if(mouseX > buttonX[2] && mouseX < buttonX[3] && mouseY > buttonY[2] && mouseY < buttonY[3])
					{
						touchingButton2 = true;
						std::cout << "Touching button two!" << std::endl;
					}
					else
					{
						touchingButton2 = false;
					}

					if(mouseX > buttonX[4] && mouseX < buttonX[5] && mouseY > buttonY[4] && mouseY < buttonY[5])
					{
						touchingButton3 = true;
						std::cout << "Touching button three!" << std::endl;
					}
					else
					{
						touchingButton3 = false;
					}
				}
				break;
			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()
{
	if(loadedScenes[1] != true)
	{
		playMusic(mainMenuMusic, -1);

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

		createButton(1400, 1740, 270, 440);

		loadedScenes[1] = true;
	}
}

void renderScreen()
{
	SDL_RenderClear(renderer);

	SDL_RenderCopy(renderer, imageSlot1, NULL, &imageRect1);
	SDL_RenderCopy(renderer, imageSlot2, NULL, &imageRect2);
	SDL_RenderCopy(renderer, imageSlot3, NULL, &imageRect3);
	SDL_RenderCopy(renderer, imageSlot4, NULL, &imageRect4);
	SDL_RenderCopy(renderer, imageSlot5, NULL, &imageRect5);
	SDL_RenderCopy(renderer, imageSlot6, NULL, &imageRect6);
	SDL_RenderCopy(renderer, imageSlot7, NULL, &imageRect7);
	SDL_RenderCopy(renderer, imageSlot8, NULL, &imageRect8);
	SDL_RenderCopy(renderer, imageSlot9, NULL, &imageRect9);
	SDL_RenderCopy(renderer, imageSlot10, NULL, &imageRect10);

	SDL_RenderPresent(renderer);
}

int main()
{
	running = true;

	createHDWindow();

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