/* USER CODE BEGIN Header */
/**
 ******************************************************************************
 * @file           : main.c
 * @brief          : Main program body
 ******************************************************************************
 * @attention
 *
 * Copyright (c) 2025 STMicroelectronics.
 * All rights reserved.
 *
 * This software is licensed under terms that can be found in the LICENSE file
 * in the root directory of this software component.
 * If no LICENSE file comes with this software, it is provided AS-IS.
 *
 ******************************************************************************
 */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "cmsis_os.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
//#include "ili9341.h"
//#include "ili9341_touch.h"
#include "ILI9341_STM32_Driver.h"
#include "ILI9341_GFX.h"
//#include "ili9341_touch.h"

/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/
I2C_HandleTypeDef hi2c1;

SPI_HandleTypeDef hspi1;
SPI_HandleTypeDef hspi2;
DMA_HandleTypeDef hdma_spi1_rx;
DMA_HandleTypeDef hdma_spi1_tx;

TIM_HandleTypeDef htim1;
TIM_HandleTypeDef htim4;
TIM_HandleTypeDef htim5;

UART_HandleTypeDef huart6;

/* Definitions for touchhistory */
osThreadId_t touchhistoryHandle;
const osThreadAttr_t touchhistory_attributes = {
  .name = "touchhistory",
  .stack_size = 128 * 4,
  .priority = (osPriority_t) osPriorityNormal,
};
/* Definitions for draw */
osThreadId_t drawHandle;
const osThreadAttr_t draw_attributes = {
  .name = "draw",
  .stack_size = 1024 * 4,
  .priority = (osPriority_t) osPriorityLow,
};
/* Definitions for reactiongame */
osThreadId_t reactiongameHandle;
const osThreadAttr_t reactiongame_attributes = {
  .name = "reactiongame",
  .stack_size = 128 * 4,
  .priority = (osPriority_t) osPriorityLow,
};
/* Definitions for gamepicker */
osThreadId_t gamepickerHandle;
const osThreadAttr_t gamepicker_attributes = {
  .name = "gamepicker",
  .stack_size = 128 * 4,
  .priority = (osPriority_t) osPriorityLow,
};
/* Definitions for presses */
osMessageQueueId_t pressesHandle;
const osMessageQueueAttr_t presses_attributes = {
  .name = "presses"
};
/* Definitions for display */
osMutexId_t displayHandle;
const osMutexAttr_t display_attributes = {
  .name = "display"
};
/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_DMA_Init(void);
static void MX_SPI1_Init(void);
static void MX_SPI2_Init(void);
static void MX_TIM1_Init(void);
static void MX_TIM4_Init(void);
static void MX_TIM5_Init(void);
static void MX_USART6_UART_Init(void);
static void MX_I2C1_Init(void);
void StartTouchHist(void *argument);
void snakegame(void *argument);
void startreactiongame(void *argument);
void gamepicker_entry(void *argument);

/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

#define touchbuffersize 50
struct {
	int x[touchbuffersize];
	int y[touchbuffersize];
} touchcoord;

void titlescreen() {
	ILI9341_FillScreen(WHITE);
	char str[50];
	sprintf(str, "snake");
	ILI9341_DrawText(str, FONT3, 320 / 2 - 100, 240 / 2, BLACK, WHITE);

	sprintf(str, "1v1");
	ILI9341_DrawText(str, FONT3, 10, 30, BLACK, WHITE);
	//ILI9341_WriteString(320 / 2 + 100, 240 / 2, str, Font_11x18,
	//ILI9341_MAGENTA, ILI9341_WHITE);
}
#define FLASH_USER_ADDR  ((uint32_t)0x0803F000)  // Last 4 KB
void Flash_Write_HighScore(uint32_t highscore) {
	HAL_FLASH_Unlock();

	// Erase the sector first
	FLASH_EraseInitTypeDef EraseInitStruct;
	uint32_t PageError = 0;

	EraseInitStruct.TypeErase = FLASH_TYPEERASE_SECTORS;
	EraseInitStruct.VoltageRange = FLASH_VOLTAGE_RANGE_3;
	EraseInitStruct.Sector = FLASH_SECTOR_5;
	EraseInitStruct.NbSectors = 1;

	if (HAL_FLASHEx_Erase(&EraseInitStruct, &PageError) != HAL_OK) {
		// Handle error
		return;
	}

	// Program the word
	if (HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, FLASH_USER_ADDR, highscore)
			!= HAL_OK) {
		// Handle error
	}

	HAL_FLASH_Lock();
}
uint32_t Flash_Read_HighScore(void) {
	return *(uint32_t*) FLASH_USER_ADDR;
}

struct Snake {
	// Snake head coordinates (x-axis, y-axis)
	int x, y;
	// Food coordinates
	int fruitCordX, fruitCordY;
	// Player's score
	int playerScore;
	// Tail coordinates
	int TailX[100], TailY[100];
	// Tail length
	int TailLen;
	// Movement direction
	enum Direction {
		STOP = 0, LEFT, RIGHT, UP, DOWN
	} Dir;

	int gamesizewidth; //number of " pixels " in the horizontal
	int gamesizeheight;

	int TailPendingDeletionX;
	int TailPendingDeletionY;

	int TailGrowPending; // Delay tail growth by one frame
	// Game over flag
	int isGameOver;
} snake;
// Function to initialize game variables
void GameInit() {

	snake.gamesizeheight = 6;
	snake.gamesizewidth = 8;
	snake.isGameOver = 0;
	snake.Dir = RIGHT;
	snake.x = 1; //snake.gamesizewidth / 2;
	snake.y = 1; //snake.gamesizeheight / 2;
	snake.fruitCordX = 2; //rand() % snake.gamesizewidth;
	snake.fruitCordY = 1; //rand() % snake.gamesizeheight;
	snake.playerScore = 0;
	snake.TailLen = 0;
	snake.TailGrowPending = 0;
	if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {
		ILI9341_FillScreen(WHITE);
		osMutexRelease(displayHandle);
	}
}
// Function for updating the game state
void UpdateGame() {

	char dir;
// check the queue non blocking
	osStatus_t status = osMessageQueueGet(pressesHandle, &dir, NULL, 0); // 0 = no wait

	if (status == osOK) {
		switch (dir) {
		case 'L':
			snake.Dir = LEFT;
			break;
		case 'R':
			snake.Dir = RIGHT;
			break;
		case 'U':
			snake.Dir = UP;
			break;
		case 'D':
			snake.Dir = DOWN;
			break;
		}
	}
	if (!snake.TailGrowPending) {
		if (snake.TailLen > 0) {
			snake.TailPendingDeletionX = snake.TailX[snake.TailLen - 1];
			snake.TailPendingDeletionY = snake.TailY[snake.TailLen - 1];
		} else {
			snake.TailPendingDeletionX = snake.x;
			snake.TailPendingDeletionY = snake.y;
		}
	}
	snake.TailGrowPending = 0;
	// tail movement
	if (snake.TailLen > 0) {
		for (int i = snake.TailLen - 1; i > 0; i--) {
			snake.TailX[i] = snake.TailX[i - 1];
			snake.TailY[i] = snake.TailY[i - 1];
		}
		snake.TailX[0] = snake.x;
		snake.TailY[0] = snake.y;
	}

	switch (snake.Dir) {
	case LEFT:
		snake.x--;
		break;
	case RIGHT:
		snake.x++;
		break;
	case UP:
		snake.y--;
		break;
	case DOWN:
		snake.y++;
		break;
	}

// Checks for snake's collision with the wall
	if (snake.x >= snake.gamesizewidth || snake.x < 0
			|| snake.y >= snake.gamesizeheight || snake.y < 0)
		snake.isGameOver = 1;

// Checks for collision with the tail (o)
	for (int i = 0; i < snake.TailLen; i++) {
		if (snake.TailX[i] == snake.x && snake.TailY[i] == snake.y)
			snake.isGameOver = 1;
	}

// Checks for snake's collision with the food (#)
	if (snake.x == snake.fruitCordX && snake.y == snake.fruitCordY) {
		snake.playerScore += 10;
		snake.fruitCordX = 0; //rand() % snake.gamesizewidth;
		snake.fruitCordY = 0; //rand() % snake.gamesizeheight;
		snake.TailLen++;
		snake.TailX[snake.TailLen - 1] = snake.x;
		snake.TailY[snake.TailLen - 1] = snake.y;
		snake.TailGrowPending = 1;
		//snake.TailPendingDeletionX = -1;
	}
	if (snake.isGameOver) {
		if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {

			if (Flash_Read_HighScore() > snake.playerScore) {
				char str[50];
				sprintf(str, "Highscore Remains: %lu", Flash_Read_HighScore());
				ILI9341_DrawText(str, FONT3, 320 / 2 - 70, 240 / 2, BLACK,
				WHITE);
				//	ILI9341_WriteString(320 / 2 - 70, 240 / 2, str, Font_11x18,
				//ILI9341_MAGENTA, ILI9341_WHITE);
			} else {
				char str[50];
				sprintf(str, "New Highscore: %lu", snake.playerScore);
				//ILI9341_WriteString(320 / 2 - 70, 240 / 2, str, Font_11x18,
				//ILI9341_MAGENTA, ILI9341_WHITE);
				ILI9341_DrawText(str, FONT3, 320 / 2 - 70, 240 / 2, BLACK,
				WHITE);
				Flash_Write_HighScore(snake.playerScore);
			}
			osMutexRelease(displayHandle);
		}

	}
}
// Function to handle user UserInput
int prevpressed;
void UserInput() {
// Checks if a key is pressed or not

//case 'a':
//  snake.Dir = LEFT;
	uint16_t x, y;

	//if (ILI9341_TouchGetCoordinates(&x, &y)) { // Only act if touch detected
		for (int i = 0; i < touchbuffersize - 1; i++) {
			touchcoord.x[i] = touchcoord.x[i + 1];
			touchcoord.y[i] = touchcoord.y[i + 1];
		//}
		touchcoord.x[touchbuffersize - 1] = x;
		touchcoord.y[touchbuffersize - 1] = y;
		char dir;
		if (x < 107) {
			dir = 'L'; // Left
		} else if (x > 213) {
			dir = 'R'; // Right
		} else if (y > 120) {
			dir = 'U'; // Up
		} else {
			dir = 'D'; // Down
		}

		dir = 'R';

// Send the direction to the queue
//if (!prevpressed && ILI9341_TouchPressed()) {
		osStatus_t status = osMessageQueuePut(pressesHandle, &dir, 0, 0);
		if (status != osOK) {
			// Optional: Handle error
		}
//}
		prevpressed = 1;
//} else {
		prevpressed = 0;
//give illegal coords
//if it is already we can skip it
		if (touchcoord.x[0] != ILI9341_SCREEN_WIDTH) { //is the last buffer coord illegal?
			for (int i = 0; i < touchbuffersize - 1; i++) {
				touchcoord.x[i] = touchcoord.x[i + 1];
				touchcoord.y[i] = touchcoord.y[i + 1];
			}
			touchcoord.x[touchbuffersize - 1] = ILI9341_SCREEN_WIDTH;
			touchcoord.y[touchbuffersize - 1] = ILI9341_SCREEN_WIDTH;
		}
	}

}
// Function for creating the game board & rendering
void GameRender() {

// Creating top walls
// Creating side walls
//ILI9341_FillRectangle(j, i, ILI9341_WIDTH/snake.gamesizewidth, ILI9341_HEIGHT/snake.gamesizeheight, ILI9341_YELLOW);
//ILI9341_FillScreen(MAGENTA);
	for (int x = 0; x < snake.gamesizewidth; x++) {
		for (int y = 0; y <= snake.gamesizeheight; y++) {

			if (x == snake.x && y == snake.y) {
				if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {
					ILI9341_DrawFilledRectangleCoord(
							(x * ILI9341_SCREEN_WIDTH) / snake.gamesizewidth,
							(y * ILI9341_SCREEN_HEIGHT) / snake.gamesizeheight,
							(x * ILI9341_SCREEN_WIDTH) / snake.gamesizewidth
									+ ILI9341_SCREEN_WIDTH
											/ snake.gamesizewidth,
							(y * ILI9341_SCREEN_HEIGHT) / snake.gamesizeheight
									+ ILI9341_SCREEN_HEIGHT
											/ snake.gamesizeheight,
							BLACK);
//					ILI9341_FillRectangle(
//							(x * ILI9341_WIDTH) / snake.gamesizewidth,
//							(y * ILI9341_HEIGHT) / snake.gamesizeheight,
//							ILI9341_WIDTH / snake.gamesizewidth,
//							ILI9341_HEIGHT / snake.gamesizeheight,
//							ILI9341_BLACK);
					osMutexRelease(displayHandle);
				}
			}

			//cout << "O";
			// Creating the sanke's food with '#'
			else if (x == snake.fruitCordX && y == snake.fruitCordY) {
				if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {
					ILI9341_DrawFilledRectangleCoord(
							(x * ILI9341_SCREEN_WIDTH) / snake.gamesizewidth,
							(y * ILI9341_SCREEN_HEIGHT) / snake.gamesizeheight,
							(x * ILI9341_SCREEN_WIDTH) / snake.gamesizewidth
									+ ILI9341_SCREEN_WIDTH
											/ snake.gamesizewidth,
							(y * ILI9341_SCREEN_HEIGHT) / snake.gamesizeheight
									+ ILI9341_SCREEN_HEIGHT
											/ snake.gamesizeheight,
							RED);
//					ILI9341_FillRectangle(
//							(x * ILI9341_WIDTH) / snake.gamesizewidth,
//							(y * ILI9341_HEIGHT) / snake.gamesizeheight,
//							ILI9341_WIDTH / snake.gamesizewidth,
//							ILI9341_HEIGHT / snake.gamesizeheight, ILI9341_RED);
					osMutexRelease(displayHandle);
				}
			}

			//cout << "#";

			else if (snake.TailLen >= 0) {
				for (int i = 0; i < snake.TailLen; i++) {

					if (snake.TailX[0] == x && snake.TailY[0] == y) {
						if (osMutexAcquire(displayHandle, osWaitForever)
								== osOK) {
							ILI9341_DrawFilledRectangleCoord(
									(x * ILI9341_SCREEN_WIDTH)
											/ snake.gamesizewidth,
									(y * ILI9341_SCREEN_HEIGHT)
											/ snake.gamesizeheight,
									(x * ILI9341_SCREEN_WIDTH)
											/ snake.gamesizewidth
											+ ILI9341_SCREEN_WIDTH
													/ snake.gamesizewidth,
									(y * ILI9341_SCREEN_HEIGHT)
											/ snake.gamesizeheight
											+ ILI9341_SCREEN_HEIGHT
													/ snake.gamesizeheight,
									GREEN);
//					ILI9341_FillRectangle(
//							(x * ILI9341_WIDTH) / snake.gamesizewidth,
//							(y * ILI9341_HEIGHT) / snake.gamesizeheight,
//							ILI9341_WIDTH / snake.gamesizewidth,
//							ILI9341_HEIGHT / snake.gamesizeheight,
//							ILI9341_GREEN);
							osMutexRelease(displayHandle);
						}
					}
				}

			}
			if (snake.TailPendingDeletionX == x
					&& snake.TailPendingDeletionY == y) {

				if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {
					ILI9341_DrawFilledRectangleCoord(
							(x * ILI9341_SCREEN_WIDTH) / snake.gamesizewidth,
							(y * ILI9341_SCREEN_HEIGHT) / snake.gamesizeheight,
							(x * ILI9341_SCREEN_WIDTH) / snake.gamesizewidth
									+ ILI9341_SCREEN_WIDTH
											/ snake.gamesizewidth,
							(y * ILI9341_SCREEN_HEIGHT) / snake.gamesizeheight
									+ ILI9341_SCREEN_HEIGHT
											/ snake.gamesizeheight,
							WHITE);
//					ILI9341_FillRectangle(
//							(x * ILI9341_WIDTH) / snake.gamesizewidth,
//							(y * ILI9341_HEIGHT) / snake.gamesizeheight,
//							ILI9341_WIDTH / snake.gamesizewidth,
//							ILI9341_HEIGHT / snake.gamesizeheight,
//							ILI9341_WHITE);
					osMutexRelease(displayHandle);
				}
			}
		}

	}

}

/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{

  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_DMA_Init();
  MX_SPI1_Init();
  MX_SPI2_Init();
  MX_TIM1_Init();
  MX_TIM4_Init();
  MX_TIM5_Init();
  MX_USART6_UART_Init();
  MX_I2C1_Init();
  /* USER CODE BEGIN 2 */
	ILI9341_Init();
	ILI9341_SetRotation(SCREEN_HORIZONTAL_1);
	ILI9341_FillScreen(MAGENTA);

  /* USER CODE END 2 */

  /* Init scheduler */
  osKernelInitialize();
  /* Create the mutex(es) */
  /* creation of display */
  displayHandle = osMutexNew(&display_attributes);

  /* USER CODE BEGIN RTOS_MUTEX */
	/* add mutexes, ... */
  /* USER CODE END RTOS_MUTEX */

  /* USER CODE BEGIN RTOS_SEMAPHORES */
	/* add semaphores, ... */
  /* USER CODE END RTOS_SEMAPHORES */

  /* USER CODE BEGIN RTOS_TIMERS */
	/* start timers, add new ones, ... */
  /* USER CODE END RTOS_TIMERS */

  /* Create the queue(s) */
  /* creation of presses */
  //pressesHandle = osMessageQueueNew (16, sizeof(char), &presses_attributes);

  /* USER CODE BEGIN RTOS_QUEUES */
	/* add queues, ... */
  /* USER CODE END RTOS_QUEUES */

  /* Create the thread(s) */
  /* creation of touchhistory */
  //touchhistoryHandle = osThreadNew(StartTouchHist, NULL, &touchhistory_attributes);

  /* creation of draw */
  drawHandle = osThreadNew(snakegame, NULL, &draw_attributes);

  /* creation of reactiongame */
  //reactiongameHandle = osThreadNew(startreactiongame, NULL, &reactiongame_attributes);

  /* creation of gamepicker */
  //gamepickerHandle = osThreadNew(gamepicker_entry, NULL, &gamepicker_attributes);

  /* USER CODE BEGIN RTOS_THREADS */
	/* add threads, ... */

	char dir;
// check the queue blocking
//osStatus_t status = osMessageQueueGet(pressesHandle, &dir, NULL,
//osWaitForever); // blocking
//if (dir == 'L')
//		drawHandle = osThreadNew(snakegame, NULL, &draw_attributes);
//if (dir == 'R')
//reactiongameHandle = osThreadNew(startreactiongame, NULL,
//	&reactiongame_attributes);
  /* USER CODE END RTOS_THREADS */

  /* USER CODE BEGIN RTOS_EVENTS */
	/* add events, ... */
  /* USER CODE END RTOS_EVENTS */

  /* Start scheduler */
  osKernelStart();

  /* We should never get here as control is now taken by the scheduler */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */

//int a[4] = { ILI9341_GREEN, ILI9341_WHITE, ILI9341_BLACK, ILI9341_BLUE };
	int cnt;

	while (hspi1.State != HAL_SPI_STATE_READY)
		;

	while (HAL_SPI_GetState(&hspi1) != HAL_SPI_STATE_READY)
		;

	while (1) {

    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
		cnt++;
		//ILI9341_DrawPixel(cnt % ILI9341_WIDTH, cnt % ILI9341_HEIGHT, a[cnt%4]);

		//ILI9341_FillScreen(MAGENTA);
		//ILI9341_DrawFilledRectangleCoord(10, 10, 20, 20, RED);

		//ILI9341_FillScreen(WHITE);
		HAL_Delay(1);
		char str[20];
		sprintf(str, "%lu", cnt % 1000);
		int atim = HAL_GetTick();
		//ILI9341_DrawFilledRectangleCoord(10, 10, 20, 20, GREEN);
		//ILI9341_FillScreen(MAGENTA);

		//ILI9341_FillScreen(atim%0xFFFF);
		//ILI9341_DrawText(str, FONT4, 50, 50, WHITE, BLACK);
		//ILI9341_DrawChar('C', FONT4, 40, 40, WHITE, BLACK);
		int c = HAL_GetTick() - atim;
		//HAL_Delay(100);s
		//ILI9341_WriteString(320 / 2 - 70, 240 / 2, str, Font_11x18,
		//ILI9341_MAGENTA, ILI9341_WHITE);

		//HAL_Delay(1000);
		//titlescreen();
	}
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Configure the main internal regulator output voltage
  */
  __HAL_RCC_PWR_CLK_ENABLE();
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE2);

  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }

  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
  {
    Error_Handler();
  }
}

/**
  * @brief I2C1 Initialization Function
  * @param None
  * @retval None
  */
static void MX_I2C1_Init(void)
{

  /* USER CODE BEGIN I2C1_Init 0 */

  /* USER CODE END I2C1_Init 0 */

  /* USER CODE BEGIN I2C1_Init 1 */

  /* USER CODE END I2C1_Init 1 */
  hi2c1.Instance = I2C1;
  hi2c1.Init.ClockSpeed = 100000;
  hi2c1.Init.DutyCycle = I2C_DUTYCYCLE_2;
  hi2c1.Init.OwnAddress1 = 0;
  hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
  hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
  hi2c1.Init.OwnAddress2 = 0;
  hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
  hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
  if (HAL_I2C_Init(&hi2c1) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN I2C1_Init 2 */

  /* USER CODE END I2C1_Init 2 */

}

/**
  * @brief SPI1 Initialization Function
  * @param None
  * @retval None
  */
static void MX_SPI1_Init(void)
{

  /* USER CODE BEGIN SPI1_Init 0 */

  /* USER CODE END SPI1_Init 0 */

  /* USER CODE BEGIN SPI1_Init 1 */

  /* USER CODE END SPI1_Init 1 */
  /* SPI1 parameter configuration*/
  hspi1.Instance = SPI1;
  hspi1.Init.Mode = SPI_MODE_MASTER;
  hspi1.Init.Direction = SPI_DIRECTION_2LINES;
  hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
  hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
  hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
  hspi1.Init.NSS = SPI_NSS_SOFT;
  hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
  hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
  hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
  hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  hspi1.Init.CRCPolynomial = 10;
  if (HAL_SPI_Init(&hspi1) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN SPI1_Init 2 */

  /* USER CODE END SPI1_Init 2 */

}

/**
  * @brief SPI2 Initialization Function
  * @param None
  * @retval None
  */
static void MX_SPI2_Init(void)
{

  /* USER CODE BEGIN SPI2_Init 0 */

  /* USER CODE END SPI2_Init 0 */

  /* USER CODE BEGIN SPI2_Init 1 */

  /* USER CODE END SPI2_Init 1 */
  /* SPI2 parameter configuration*/
  hspi2.Instance = SPI2;
  hspi2.Init.Mode = SPI_MODE_MASTER;
  hspi2.Init.Direction = SPI_DIRECTION_2LINES;
  hspi2.Init.DataSize = SPI_DATASIZE_8BIT;
  hspi2.Init.CLKPolarity = SPI_POLARITY_LOW;
  hspi2.Init.CLKPhase = SPI_PHASE_1EDGE;
  hspi2.Init.NSS = SPI_NSS_SOFT;
  hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
  hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB;
  hspi2.Init.TIMode = SPI_TIMODE_DISABLE;
  hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
  hspi2.Init.CRCPolynomial = 10;
  if (HAL_SPI_Init(&hspi2) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN SPI2_Init 2 */

  /* USER CODE END SPI2_Init 2 */

}

/**
  * @brief TIM1 Initialization Function
  * @param None
  * @retval None
  */
static void MX_TIM1_Init(void)
{

  /* USER CODE BEGIN TIM1_Init 0 */

  /* USER CODE END TIM1_Init 0 */

  TIM_Encoder_InitTypeDef sConfig = {0};
  TIM_MasterConfigTypeDef sMasterConfig = {0};

  /* USER CODE BEGIN TIM1_Init 1 */

  /* USER CODE END TIM1_Init 1 */
  htim1.Instance = TIM1;
  htim1.Init.Prescaler = 0;
  htim1.Init.CounterMode = TIM_COUNTERMODE_UP;
  htim1.Init.Period = 65535;
  htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  htim1.Init.RepetitionCounter = 0;
  htim1.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  sConfig.EncoderMode = TIM_ENCODERMODE_TI12;
  sConfig.IC1Polarity = TIM_ICPOLARITY_RISING;
  sConfig.IC1Selection = TIM_ICSELECTION_DIRECTTI;
  sConfig.IC1Prescaler = TIM_ICPSC_DIV1;
  sConfig.IC1Filter = 0;
  sConfig.IC2Polarity = TIM_ICPOLARITY_RISING;
  sConfig.IC2Selection = TIM_ICSELECTION_DIRECTTI;
  sConfig.IC2Prescaler = TIM_ICPSC_DIV1;
  sConfig.IC2Filter = 0;
  if (HAL_TIM_Encoder_Init(&htim1, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  if (HAL_TIMEx_MasterConfigSynchronization(&htim1, &sMasterConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN TIM1_Init 2 */

  /* USER CODE END TIM1_Init 2 */

}

/**
  * @brief TIM4 Initialization Function
  * @param None
  * @retval None
  */
static void MX_TIM4_Init(void)
{

  /* USER CODE BEGIN TIM4_Init 0 */

  /* USER CODE END TIM4_Init 0 */

  TIM_Encoder_InitTypeDef sConfig = {0};
  TIM_MasterConfigTypeDef sMasterConfig = {0};

  /* USER CODE BEGIN TIM4_Init 1 */

  /* USER CODE END TIM4_Init 1 */
  htim4.Instance = TIM4;
  htim4.Init.Prescaler = 0;
  htim4.Init.CounterMode = TIM_COUNTERMODE_UP;
  htim4.Init.Period = 65535;
  htim4.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  htim4.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  sConfig.EncoderMode = TIM_ENCODERMODE_TI12;
  sConfig.IC1Polarity = TIM_ICPOLARITY_RISING;
  sConfig.IC1Selection = TIM_ICSELECTION_DIRECTTI;
  sConfig.IC1Prescaler = TIM_ICPSC_DIV1;
  sConfig.IC1Filter = 0;
  sConfig.IC2Polarity = TIM_ICPOLARITY_RISING;
  sConfig.IC2Selection = TIM_ICSELECTION_DIRECTTI;
  sConfig.IC2Prescaler = TIM_ICPSC_DIV1;
  sConfig.IC2Filter = 0;
  if (HAL_TIM_Encoder_Init(&htim4, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  if (HAL_TIMEx_MasterConfigSynchronization(&htim4, &sMasterConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN TIM4_Init 2 */

  /* USER CODE END TIM4_Init 2 */

}

/**
  * @brief TIM5 Initialization Function
  * @param None
  * @retval None
  */
static void MX_TIM5_Init(void)
{

  /* USER CODE BEGIN TIM5_Init 0 */

  /* USER CODE END TIM5_Init 0 */

  TIM_ClockConfigTypeDef sClockSourceConfig = {0};
  TIM_MasterConfigTypeDef sMasterConfig = {0};
  TIM_OC_InitTypeDef sConfigOC = {0};

  /* USER CODE BEGIN TIM5_Init 1 */

  /* USER CODE END TIM5_Init 1 */
  htim5.Instance = TIM5;
  htim5.Init.Prescaler = 0;
  htim5.Init.CounterMode = TIM_COUNTERMODE_UP;
  htim5.Init.Period = 4294967295;
  htim5.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
  htim5.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
  if (HAL_TIM_Base_Init(&htim5) != HAL_OK)
  {
    Error_Handler();
  }
  sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
  if (HAL_TIM_ConfigClockSource(&htim5, &sClockSourceConfig) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_TIM_PWM_Init(&htim5) != HAL_OK)
  {
    Error_Handler();
  }
  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
  if (HAL_TIMEx_MasterConfigSynchronization(&htim5, &sMasterConfig) != HAL_OK)
  {
    Error_Handler();
  }
  sConfigOC.OCMode = TIM_OCMODE_PWM1;
  sConfigOC.Pulse = 0;
  sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
  sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
  if (HAL_TIM_PWM_ConfigChannel(&htim5, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_TIM_PWM_ConfigChannel(&htim5, &sConfigOC, TIM_CHANNEL_2) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_TIM_PWM_ConfigChannel(&htim5, &sConfigOC, TIM_CHANNEL_3) != HAL_OK)
  {
    Error_Handler();
  }
  if (HAL_TIM_PWM_ConfigChannel(&htim5, &sConfigOC, TIM_CHANNEL_4) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN TIM5_Init 2 */

  /* USER CODE END TIM5_Init 2 */
  HAL_TIM_MspPostInit(&htim5);

}

/**
  * @brief USART6 Initialization Function
  * @param None
  * @retval None
  */
static void MX_USART6_UART_Init(void)
{

  /* USER CODE BEGIN USART6_Init 0 */

  /* USER CODE END USART6_Init 0 */

  /* USER CODE BEGIN USART6_Init 1 */

  /* USER CODE END USART6_Init 1 */
  huart6.Instance = USART6;
  huart6.Init.BaudRate = 115200;
  huart6.Init.WordLength = UART_WORDLENGTH_8B;
  huart6.Init.StopBits = UART_STOPBITS_1;
  huart6.Init.Parity = UART_PARITY_NONE;
  huart6.Init.Mode = UART_MODE_TX_RX;
  huart6.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart6.Init.OverSampling = UART_OVERSAMPLING_16;
  if (HAL_UART_Init(&huart6) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN USART6_Init 2 */

  /* USER CODE END USART6_Init 2 */

}

/**
  * Enable DMA controller clock
  */
static void MX_DMA_Init(void)
{

  /* DMA controller clock enable */
  __HAL_RCC_DMA2_CLK_ENABLE();

  /* DMA interrupt init */
  /* DMA2_Stream0_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(DMA2_Stream0_IRQn, 5, 0);
  HAL_NVIC_EnableIRQ(DMA2_Stream0_IRQn);
  /* DMA2_Stream3_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(DMA2_Stream3_IRQn, 5, 0);
  HAL_NVIC_EnableIRQ(DMA2_Stream3_IRQn);

}

/**
  * @brief GPIO Initialization Function
  * @param None
  * @retval None
  */
static void MX_GPIO_Init(void)
{
  GPIO_InitTypeDef GPIO_InitStruct = {0};
  /* USER CODE BEGIN MX_GPIO_Init_1 */

  /* USER CODE END MX_GPIO_Init_1 */

  /* GPIO Ports Clock Enable */
  __HAL_RCC_GPIOC_CLK_ENABLE();
  __HAL_RCC_GPIOA_CLK_ENABLE();
  __HAL_RCC_GPIOB_CLK_ENABLE();

  /*Configure GPIO pin Output Level */
  HAL_GPIO_WritePin(LED_BLUE_GPIO_Port, LED_BLUE_Pin, GPIO_PIN_RESET);

  /*Configure GPIO pin Output Level */
  HAL_GPIO_WritePin(GPIOA, DISPLAY_CS_Pin|DISPLAY_RES_Pin, GPIO_PIN_RESET);

  /*Configure GPIO pin Output Level */
  HAL_GPIO_WritePin(GPIOB, TOUCH_CS_Pin|DISPLAY_DC_Pin, GPIO_PIN_RESET);

  /*Configure GPIO pin : LED_BLUE_Pin */
  GPIO_InitStruct.Pin = LED_BLUE_Pin;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  HAL_GPIO_Init(LED_BLUE_GPIO_Port, &GPIO_InitStruct);

  /*Configure GPIO pins : DISPLAY_CS_Pin DISPLAY_RES_Pin */
  GPIO_InitStruct.Pin = DISPLAY_CS_Pin|DISPLAY_RES_Pin;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

  /*Configure GPIO pins : TOUCH_CS_Pin DISPLAY_DC_Pin */
  GPIO_InitStruct.Pin = TOUCH_CS_Pin|DISPLAY_DC_Pin;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

  /*Configure GPIO pin : TOUCH_IRQ_Pin */
  GPIO_InitStruct.Pin = TOUCH_IRQ_Pin;
  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  GPIO_InitStruct.Pull = GPIO_NOPULL;
  HAL_GPIO_Init(TOUCH_IRQ_GPIO_Port, &GPIO_InitStruct);

  /* USER CODE BEGIN MX_GPIO_Init_2 */

  /* USER CODE END MX_GPIO_Init_2 */
}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

/* USER CODE BEGIN Header_StartTouchHist */
/**
 * @brief  Function implementing the touchhistory thread.
 * @param  argument: Not used
 * @retval None
 */
/* USER CODE END Header_StartTouchHist */
void StartTouchHist(void *argument)
{
  /* USER CODE BEGIN 5 */
	/* Infinite loop */
	for (;;) {
		UserInput();
		if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {
			// Mutex successfully locked
//			ILI9341_DrawPixel(touchcoord.x[touchbuffersize - 1],
//					touchcoord.y[touchbuffersize - 1], ILI9341_MAGENTA);
//			ILI9341_DrawPixel(touchcoord.x[0], touchcoord.y[0], ILI9341_WHITE);
			osMutexRelease(displayHandle);
		}

		osDelay(1);
	}
  /* USER CODE END 5 */
}

/* USER CODE BEGIN Header_snakegame */
/**
 * @brief Function implementing the draw thread.
 * @param argument: Not used
 * @retval None
 */
/* USER CODE END Header_snakegame */
void snakegame(void *argument)
{
  /* USER CODE BEGIN snakegame */
	/* Infinite loop */
	ILI9341_FillScreen(BLACK);
	GameInit();
	GameRender();
	for (;;) {

		//uint16_t x,y;
		//ILI9341_TouchGetCoordinates(&x, &y);
		GameRender();
		static char statsBuffer[512];
		vTaskGetRunTimeStats(statsBuffer);

		vTaskDelay(1000);
		uint16_t timer=HAL_GetTick();
		//ILI9341_FillScreen(timer%0xFFFF);
		UpdateGame();
	}

  /* USER CODE END snakegame */
}

/* USER CODE BEGIN Header_startreactiongame */
/**
 * @brief Function implementing the reactiongame thread.
 * @param argument: Not used
 * @retval None
 */
/* USER CODE END Header_startreactiongame */
void startreactiongame(void *argument)
{
  /* USER CODE BEGIN startreactiongame */
	/* Infinite loop */
	uint32_t lasttimestamp = osKernelGetTickCount();
	for (;;) {
		int a = rand() % 4000;
		osDelay(1000 + a);
		char dir;
		char str[50];

		// add the check for clicking too early. add the message clicked too early
//		if (osMessageQueueGet(pressesHandle, &dir, NULL, 0) != osOK) { // Check if someone pressed during the delay → early press
//
//			if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {
//				ILI9341_FillScreen(ILI9341_GREEN);
//				osMutexRelease(displayHandle);
//			}
//			lasttimestamp = osKernelGetTickCount();
//			// check the queue blocking
//			osStatus_t status = osMessageQueueGet(pressesHandle, &dir, NULL,
//			osWaitForever);
//
//			int timediff = osKernelGetTickCount() - lasttimestamp;
//			sprintf(str, "Time %d", timediff);
//			if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {
//				if (dir == 'L') {
//					ILI9341_WriteString(320 / 2 - 100, 240 / 2, str, Font_11x18,
//					ILI9341_MAGENTA, ILI9341_WHITE);
//				}
//				if (dir == 'R') {
//					ILI9341_WriteString(320 / 2 + 100, 240 / 2, str, Font_11x18,
//					ILI9341_MAGENTA, ILI9341_WHITE);
//				}
//				osMutexRelease(displayHandle);
//			}
//		} else {
//			sprintf(str, "Pressed too early");
//			if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {
//				if (dir == 'L') {
//					ILI9341_WriteString(320 / 2 - 100, 240 / 2, str, Font_11x18,
//					ILI9341_MAGENTA, ILI9341_WHITE);
//				}
//				if (dir == 'R') {
//					ILI9341_WriteString(320 / 2 + 100, 240 / 2, str, Font_11x18,
//					ILI9341_MAGENTA, ILI9341_WHITE);
//				}
//				osMutexRelease(displayHandle);
//			}
//
//		}
//		osDelay(1000);
//		if (osMutexAcquire(displayHandle, osWaitForever) == osOK) {
//			ILI9341_FillScreen(ILI9341_WHITE);
//			osMutexRelease(displayHandle);
//		}
//		//clear the queue
//		while (osMessageQueueGet(pressesHandle, &dir, NULL, 0) == osOK) {
//			// Discarding messages one by one
//		}

	}
  /* USER CODE END startreactiongame */
}

/* USER CODE BEGIN Header_gamepicker_entry */
/**
 * @brief Function implementing the gamepicker thread.
 * @param argument: Not used
 * @retval None
 */
/* USER CODE END Header_gamepicker_entry */
void gamepicker_entry(void *argument)
{
  /* USER CODE BEGIN gamepicker_entry */
	/* Infinite loop */
	for (;;) {
		osDelay(1);
		titlescreen(); // Render title screen

		char dir;
		// Wait for input (blocking)
		osStatus_t status = osMessageQueueGet(pressesHandle, &dir, NULL,
		osWaitForever);

		if (status == osOK) {
			if (dir == 'L') {
				drawHandle = osThreadNew(snakegame, NULL, &draw_attributes);
				osThreadExit(); // Game Manager exits or waits for signal to restart
			} else if (dir == 'R') {
				reactiongameHandle = osThreadNew(startreactiongame, NULL,
						&reactiongame_attributes);
				osThreadExit();
			} else {
				// not implemeted
			}
		}
	}
  /* USER CODE END gamepicker_entry */
}

/**
  * @brief  Period elapsed callback in non blocking mode
  * @note   This function is called  when TIM2 interrupt took place, inside
  * HAL_TIM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment
  * a global variable "uwTick" used as application time base.
  * @param  htim : TIM handle
  * @retval None
  */
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
{
  /* USER CODE BEGIN Callback 0 */

  /* USER CODE END Callback 0 */
  if (htim->Instance == TIM2)
  {
    HAL_IncTick();
  }
  /* USER CODE BEGIN Callback 1 */

  /* USER CODE END Callback 1 */
}

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
	/* User can add his own implementation to report the HAL error return state */
	__disable_irq();
	while (1) {
	}
  /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */