/* USER CODE BEGIN Header */
/**
 ******************************************************************************
 * File Name          : freertos.c
 * Description        : Code for freertos applications
 ******************************************************************************
 * @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.
 * @file freertos.c
 *
 ******************************************************************************
 */
/* USER CODE END Header */

/* Includes ------------------------------------------------------------------*/
#include "FreeRTOS.h"
#include "task.h"
#include "main.h"
#include "cmsis_os.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */

#include "communication_protocol.h"
#include "tim.h"
#include "gpio.h"
#include "tcpserverc.h"
/* USER CODE END Includes */

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

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
// extern UART_HandleTypeDef huart5;
/* USER CODE END PD */

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

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN Variables */

/* USER CODE END Variables */
osThreadId lwip_taskHandle;
osThreadId gpio_di_do_taskHandle;
osThreadId leds_taskHandle;

/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN FunctionPrototypes */
uint8_t di_state_last[DI_MAX] = {0};
uint8_t di_state_now[DI_MAX] = {0};
extern uint8_t tcp_echo_flags_control;
extern uint8_t send_data_flag_cmd;
/* USER CODE END FunctionPrototypes */

void start_tcp_task(void const *argument);
void start_gpio_di_do_task(void const *argument);
void start_leds_task(void const *argument);

extern void MX_LWIP_Init(void);
void MX_FREERTOS_Init(void); /* (MISRA C 2004 rule 8.1) */

/* GetIdleTaskMemory prototype (linked to static allocation support) */
void vApplicationGetIdleTaskMemory(StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize);

/* USER CODE BEGIN GET_IDLE_TASK_MEMORY */
static StaticTask_t xIdleTaskTCBBuffer;
static StackType_t xIdleStack[configMINIMAL_STACK_SIZE];

void vApplicationGetIdleTaskMemory(StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize)
{
  *ppxIdleTaskTCBBuffer = &xIdleTaskTCBBuffer;
  *ppxIdleTaskStackBuffer = &xIdleStack[0];
  *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
  /* place for user code */
}
/* USER CODE END GET_IDLE_TASK_MEMORY */

/**
 * @brief  FreeRTOS initialization
 * @param  None
 * @retval None
 */
void MX_FREERTOS_Init(void)
{
  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* 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 */

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

  /* Create the thread(s) */
  /* definition and creation of lwip_task */
  osThreadDef(lwip_task, start_tcp_task, osPriorityHigh, 0, 512);
  lwip_taskHandle = osThreadCreate(osThread(lwip_task), NULL);

  /* definition and creation of gpio_di_do_task */
  osThreadDef(gpio_di_do_task, start_gpio_di_do_task, osPriorityNormal, 0, 128);
  gpio_di_do_taskHandle = osThreadCreate(osThread(gpio_di_do_task), NULL);

  /* definition and creation of leds_task */
  osThreadDef(leds_task, start_leds_task, osPriorityIdle, 0, 128);
  leds_taskHandle = osThreadCreate(osThread(leds_task), NULL);

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

/* USER CODE BEGIN Header_start_tcp_task */
/**
 * @brief  Function implementing the lwip_task thread.
 * @param  argument: Not used
 * @retval None
 */
/* USER CODE END Header_start_tcp_task */
void start_tcp_task(void const *argument)
{
  /* init code for LWIP */
  MX_LWIP_Init();
  /* USER CODE BEGIN start_tcp_task */
  tcp_echo_init();
  /* Infinite loop */
  for (;;)
  {
    // osThreadTerminate(NULL);

    vTaskDelay(1);
  }
  /* USER CODE END start_tcp_task */
}

/* USER CODE BEGIN Header_start_gpio_di_do_task */
/**
 * @brief Function implementing the gpio_di_do_task thread.
 * @param argument: Not used
 * @retval None
 */
/* USER CODE END Header_start_gpio_di_do_task */
void start_gpio_di_do_task(void const *argument)
{
  /* USER CODE BEGIN start_gpio_di_do_task */
  /* Infinite loop */
  for (;;)
  {
    uint8_t di_ch = 0;
    uint8_t tx_data_len = 7 + DI_MAX;
    uint8_t tx_data[32] = {0};
    tx_data[0] = FRAME_HEAD;     // 帧头
    tx_data[1] = COM_OK;         // 状态
    tx_data[2] = DEVICE_NUM;     // 设备号
    tx_data[3] = SEND_STATE_CMD; // 命令号
    tx_data[4] = DI_MAX;         // 数据长度
    for (di_ch = 0; di_ch < DI_MAX; di_ch++)
    {
      di_state_now[di_ch] = gpio_di_test(di_ch);
      if (di_state_last[di_ch] != di_state_now[di_ch])
      {
        di_state_last[di_ch] = di_state_now[di_ch];
        send_data_flag_cmd = 1;
      }
      tx_data[5 + di_ch] = di_state_now[di_ch];
    }
    if ((send_data_flag_cmd != 0) && (1 == tcp_echo_flags_control))
    {
      tx_data[5 + DI_MAX] = xor_compute(tx_data + 1, tx_data_len - 3); // 异或校验
      tx_data[6 + DI_MAX] = FRAME_TAIL;                                // 帧尾
      user_send_data_control(tx_data, tx_data_len);
      send_data_flag_cmd++;
      if (send_data_flag_cmd > 3) // 连续三次上位机没有回应，则停止发送数据包
      {
        send_data_flag_cmd = 0;
      }
    }
    vTaskDelay(100);
  }
  /* USER CODE END start_gpio_di_do_task */
}

/* USER CODE BEGIN Header_start_leds_task */
/**
 * @brief Function implementing the leds_task thread.
 * @param argument: Not used
 * @retval None
 */
/* USER CODE END Header_start_leds_task */
void start_leds_task(void const *argument)
{
  /* USER CODE BEGIN start_leds_task */
  /* Infinite loop */
  for (;;)
  {
    HAL_GPIO_TogglePin(LED_G_GPIO_Port, LED_G_Pin);
    vTaskDelay(500);
  }
  /* USER CODE END start_leds_task */
}

/* Private application code --------------------------------------------------*/
/* USER CODE BEGIN Application */

/* USER CODE END Application */