/* USER CODE BEGIN Header */
#include <stdio.h>
#include <string.h>
#include "communication.h"
#include "ProximitySwitches.h"

/**
 ******************************************************************************
 * @file    usart.c
 * @brief   This file provides code for the configuration
 *          of the USART instances.
 ******************************************************************************
 * @attention
 *
 * Copyright (c) 2024 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 "usart.h"

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

UART_HandleTypeDef huart4;
UART_HandleTypeDef huart2;
UART_HandleTypeDef huart3;

/* UART4 init function */
void MX_UART4_Init(void)
{

  /* USER CODE BEGIN UART4_Init 0 */

  /* USER CODE END UART4_Init 0 */

  /* USER CODE BEGIN UART4_Init 1 */

  /* USER CODE END UART4_Init 1 */
  huart4.Instance = UART4;
  huart4.Init.BaudRate = 9600;
  huart4.Init.WordLength = UART_WORDLENGTH_8B;
  huart4.Init.StopBits = UART_STOPBITS_1;
  huart4.Init.Parity = UART_PARITY_NONE;
  huart4.Init.Mode = UART_MODE_TX_RX;
  huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart4.Init.OverSampling = UART_OVERSAMPLING_16;
  if (HAL_UART_Init(&huart4) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN UART4_Init 2 */

  /* USER CODE END UART4_Init 2 */
}
/* USART2 init function */

void MX_USART2_UART_Init(void)
{

  /* USER CODE BEGIN USART2_Init 0 */

  /* USER CODE END USART2_Init 0 */

  /* USER CODE BEGIN USART2_Init 1 */

  /* USER CODE END USART2_Init 1 */
  huart2.Instance = USART2;
  huart2.Init.BaudRate = 9600;
  huart2.Init.WordLength = UART_WORDLENGTH_8B;
  huart2.Init.StopBits = UART_STOPBITS_1;
  huart2.Init.Parity = UART_PARITY_NONE;
  huart2.Init.Mode = UART_MODE_TX_RX;
  huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  if (HAL_UART_Init(&huart2) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN USART2_Init 2 */

  /* USER CODE END USART2_Init 2 */
}
/* USART3 init function */

void MX_USART3_UART_Init(void)
{

  /* USER CODE BEGIN USART3_Init 0 */

  /* USER CODE END USART3_Init 0 */

  /* USER CODE BEGIN USART3_Init 1 */

  /* USER CODE END USART3_Init 1 */
  huart3.Instance = USART3;
  huart3.Init.BaudRate = 9600;
  huart3.Init.WordLength = UART_WORDLENGTH_8B;
  huart3.Init.StopBits = UART_STOPBITS_1;
  huart3.Init.Parity = UART_PARITY_NONE;
  huart3.Init.Mode = UART_MODE_TX_RX;
  huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart3.Init.OverSampling = UART_OVERSAMPLING_16;
  if (HAL_UART_Init(&huart3) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN USART3_Init 2 */

  /* USER CODE END USART3_Init 2 */
}

void HAL_UART_MspInit(UART_HandleTypeDef *uartHandle)
{

  GPIO_InitTypeDef GPIO_InitStruct = {0};
  if (uartHandle->Instance == UART4)
  {
    /* USER CODE BEGIN UART4_MspInit 0 */

    /* USER CODE END UART4_MspInit 0 */
    /* UART4 clock enable */
    __HAL_RCC_UART4_CLK_ENABLE();

    __HAL_RCC_GPIOC_CLK_ENABLE();
    /**UART4 GPIO Configuration
    PC10     ------> UART4_TX
    PC11     ------> UART4_RX
    */
    GPIO_InitStruct.Pin = LVDT_A_TXD_Pin | LVDT_A_RXD_Pin;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

    /* UART4 interrupt Init */
    HAL_NVIC_SetPriority(UART4_IRQn, 5, 0);
    HAL_NVIC_EnableIRQ(UART4_IRQn);
    /* USER CODE BEGIN UART4_MspInit 1 */

    /* USER CODE END UART4_MspInit 1 */
  }
  else if (uartHandle->Instance == USART2)
  {
    /* USER CODE BEGIN USART2_MspInit 0 */

    /* USER CODE END USART2_MspInit 0 */
    /* USART2 clock enable */
    __HAL_RCC_USART2_CLK_ENABLE();

    __HAL_RCC_GPIOD_CLK_ENABLE();
    /**USART2 GPIO Configuration
    PD5     ------> USART2_TX
    PD6     ------> USART2_RX
    */
    GPIO_InitStruct.Pin = LVDT_B_TXD_Pin | LVDT_B_RXD_Pin;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
    HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);

    /* USART2 interrupt Init */
    HAL_NVIC_SetPriority(USART2_IRQn, 5, 0);
    HAL_NVIC_EnableIRQ(USART2_IRQn);
    /* USER CODE BEGIN USART2_MspInit 1 */

    /* USER CODE END USART2_MspInit 1 */
  }
  else if (uartHandle->Instance == USART3)
  {
    /* USER CODE BEGIN USART3_MspInit 0 */

    /* USER CODE END USART3_MspInit 0 */
    /* USART3 clock enable */
    __HAL_RCC_USART3_CLK_ENABLE();

    __HAL_RCC_GPIOB_CLK_ENABLE();
    /**USART3 GPIO Configuration
    PB10     ------> USART3_TX
    PB11     ------> USART3_RX
    */
    GPIO_InitStruct.Pin = USART3_TX_Pin | USART3_RX_Pin;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF7_USART3;
    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

    /* USART3 interrupt Init */
    HAL_NVIC_SetPriority(USART3_IRQn, 5, 0);
    HAL_NVIC_EnableIRQ(USART3_IRQn);
    /* USER CODE BEGIN USART3_MspInit 1 */

    /* USER CODE END USART3_MspInit 1 */
  }
}

void HAL_UART_MspDeInit(UART_HandleTypeDef *uartHandle)
{

  if (uartHandle->Instance == UART4)
  {
    /* USER CODE BEGIN UART4_MspDeInit 0 */

    /* USER CODE END UART4_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_UART4_CLK_DISABLE();

    /**UART4 GPIO Configuration
    PC10     ------> UART4_TX
    PC11     ------> UART4_RX
    */
    HAL_GPIO_DeInit(GPIOC, LVDT_A_TXD_Pin | LVDT_A_RXD_Pin);

    /* UART4 interrupt Deinit */
    HAL_NVIC_DisableIRQ(UART4_IRQn);
    /* USER CODE BEGIN UART4_MspDeInit 1 */

    /* USER CODE END UART4_MspDeInit 1 */
  }
  else if (uartHandle->Instance == USART2)
  {
    /* USER CODE BEGIN USART2_MspDeInit 0 */

    /* USER CODE END USART2_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_USART2_CLK_DISABLE();

    /**USART2 GPIO Configuration
    PD5     ------> USART2_TX
    PD6     ------> USART2_RX
    */
    HAL_GPIO_DeInit(GPIOD, LVDT_B_TXD_Pin | LVDT_B_RXD_Pin);

    /* USART2 interrupt Deinit */
    HAL_NVIC_DisableIRQ(USART2_IRQn);
    /* USER CODE BEGIN USART2_MspDeInit 1 */

    /* USER CODE END USART2_MspDeInit 1 */
  }
  else if (uartHandle->Instance == USART3)
  {
    /* USER CODE BEGIN USART3_MspDeInit 0 */

    /* USER CODE END USART3_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_USART3_CLK_DISABLE();

    /**USART3 GPIO Configuration
    PB10     ------> USART3_TX
    PB11     ------> USART3_RX
    */
    HAL_GPIO_DeInit(GPIOB, USART3_TX_Pin | USART3_RX_Pin);

    /* USART3 interrupt Deinit */
    HAL_NVIC_DisableIRQ(USART3_IRQn);
    /* USER CODE BEGIN USART3_MspDeInit 1 */

    /* USER CODE END USART3_MspDeInit 1 */
  }
}

/* USER CODE BEGIN 1 */

int fputc(int ch, FILE *f)
{
  HAL_UART_Transmit(&huart3, (uint8_t *)&ch, 1, 0xFFFF);
  return ch;
}

void fun_com_hmi_debug()
{
  char str[1024] = {0};
  char sub_str[20] = {0};

  strcat(str, "\r\nBoard_A(mV):\r\n");
  for (uint8_t i = 0; i < 11; i++)
  {
    sprintf(sub_str, "CH[%d]:", i);
    strcat(str, sub_str);
    sprintf(sub_str, "%.2f", prox_switch_A_vol[i]);
    strcat(str, sub_str);
    strcat(str, "\r\n");
  }
  printf("%s", str);

  str[0] = 0;
  sub_str[0] = 0;
  strcat(str, "\r\nBoard_B(mV):\r\n");
  for (uint8_t i = 0; i < 11; i++)
  {
    sprintf(sub_str, "CH[%d]: ", i);
    strcat(str, sub_str);
    sprintf(sub_str, "%.2f", prox_switch_B_vol[i]);
    strcat(str, sub_str);
    strcat(str, "\r\n");
  }
  printf("%s", str);
}

void fun_proc_huart_it(UART_HandleTypeDef *huart)
{
  modbus_rtu_t *modbus_rtu;

  if (huart == &huart2)
    modbus_rtu = &modbus_rtu_B;
  else if (huart == &huart3)
    modbus_rtu = &modbus_rtu_hmi;
  else if (huart == &huart4)
    modbus_rtu = &modbus_rtu_A;

  if (!modbus_rtu)
    return;

  if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET)
  {
    if (modbus_rtu->rx_index >= BUFFER_SIZE - 1)
      modbus_rtu->rx_index = 0;

    modbus_rtu->rx_buf[modbus_rtu->rx_index++] = (uint8_t)(huart->Instance->DR & 0xff);

    __HAL_UART_CLEAR_FLAG(huart, UART_FLAG_RXNE);
  }
  if (__HAL_UART_GET_FLAG(huart, UART_FLAG_IDLE) != RESET)
  {
    modbus_rtu->rx_flag = TRUE;

    __HAL_UART_CLEAR_IDLEFLAG(huart);
  }
}
/* USER CODE END 1 */