/* Includes ----------------------------------------------------------------- */
#include "uart_it.h"

/* Private define ----------------------------------------------------------- */
/* Private macro ------------------------------------------------------------ */
/* Private typedef ---------------------------------------------------------- */
/* Private variables -------------------------------------------------------- */
static void (*UART_Callback[BSP_UART_NUM][BSP_UART_CB_NUM])(void);

/*获取对应的 BSP_UART_t 类型 */
static BSP_UART_t UART_Get(UART_HandleTypeDef *huart) {
  if (huart->Instance == USART3)
    return BSP_UART_DR16;
  else if (huart->Instance == USART1)
    return BSP_UART_REF;
  else if (huart->Instance == USART6)
    return BSP_UART_AI;
  /*
  else if (huart->Instance == USARTX)
                  return BSP_UART_XXX;
  */
  else
    return BSP_UART_ERR;
}

/* 获取使用的串口 */
UART_HandleTypeDef *BSP_UART_GetHandle(BSP_UART_t uart) {
  switch (uart) {
    case BSP_UART_DR16:
      return &huart3;
    case BSP_UART_REF:
      return &huart1;
    case BSP_UART_AI:
      return &huart1;//NUC使用的是USART1
    /*
    case BSP_UART_XXX:
            return &huartX;
    */
    default:
      return NULL;
  }
}
/*UART 传输完成中断回调函数，当 UART 传输完成时会触发该回调*/
void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart) {
  BSP_UART_t bsp_uart = UART_Get(huart);
  if (bsp_uart != BSP_UART_ERR) {
    if (UART_Callback[bsp_uart][BSP_UART_TX_CPLT_CB]) {
      UART_Callback[bsp_uart][BSP_UART_TX_CPLT_CB]();
    }
  }
}
/*是一个 UART 传输半完成中断回调函数*/ 
void HAL_UART_TxHalfCpltCallback(UART_HandleTypeDef *huart) {
  BSP_UART_t bsp_uart = UART_Get(huart);
  if (bsp_uart != BSP_UART_ERR) {
    if (UART_Callback[bsp_uart][BSP_UART_TX_HALF_CPLT_CB]) {
      UART_Callback[bsp_uart][BSP_UART_TX_HALF_CPLT_CB]();
    }
  }
}
//在go里写了这个函数
// void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) {
//  BSP_UART_t bsp_uart = UART_Get(huart);
//  if (bsp_uart != BSP_UART_ERR) {
//    if (UART_Callback[bsp_uart][BSP_UART_RX_CPLT_CB]) {
//      UART_Callback[bsp_uart][BSP_UART_RX_CPLT_CB]();
//    }
//  }
// }

void HAL_UART_RxHalfCpltCallback(UART_HandleTypeDef *huart) {
  BSP_UART_t bsp_uart = UART_Get(huart);
  if (bsp_uart != BSP_UART_ERR) {
    if (UART_Callback[bsp_uart][BSP_UART_RX_HALF_CPLT_CB]) {
      UART_Callback[bsp_uart][BSP_UART_RX_HALF_CPLT_CB]();
    }
  }
}

void HAL_UART_ErrorCallback(UART_HandleTypeDef *huart) {
  BSP_UART_t bsp_uart = UART_Get(huart);
  if (bsp_uart != BSP_UART_ERR) {
    if (UART_Callback[bsp_uart][BSP_UART_ERROR_CB]) {
      UART_Callback[bsp_uart][BSP_UART_ERROR_CB]();
    }
  }
}
/*传输中止*/
void HAL_UART_AbortCpltCallback(UART_HandleTypeDef *huart) {
  BSP_UART_t bsp_uart = UART_Get(huart);
  if (bsp_uart != BSP_UART_ERR) {
    if (UART_Callback[bsp_uart][BSP_UART_ABORT_CPLT_CB]) {
      UART_Callback[bsp_uart][BSP_UART_ABORT_CPLT_CB]();
    }
  }
}

void HAL_UART_AbortTransmitCpltCallback(UART_HandleTypeDef *huart) {
  BSP_UART_t bsp_uart = UART_Get(huart);
  if (bsp_uart != BSP_UART_ERR) {
    if (UART_Callback[bsp_uart][BSP_UART_ABORT_TX_CPLT_CB]) {
      UART_Callback[bsp_uart][BSP_UART_ABORT_TX_CPLT_CB]();
    }
  }
}

void HAL_UART_AbortReceiveCpltCallback(UART_HandleTypeDef *huart) {
  BSP_UART_t bsp_uart = UART_Get(huart);
  if (bsp_uart != BSP_UART_ERR) {
    if (UART_Callback[bsp_uart][BSP_UART_ABORT_RX_CPLT_CB]) {
      UART_Callback[bsp_uart][BSP_UART_ABORT_RX_CPLT_CB]();
    }
  }
}

/*  UART 空闲中断回调函数，当 UART 接收到数据并且总线空闲时会触发该回调 */
void BSP_UART_IdleCallback(UART_HandleTypeDef *huart) {
	BSP_UART_t bsp_uart = UART_Get(huart);
  if (__HAL_UART_GET_FLAG(huart, UART_FLAG_IDLE)) 
  {
    __HAL_UART_CLEAR_IDLEFLAG(huart);
	  UART_Callback[bsp_uart][BSP_UART_IDLE_LINE_CB]();
  }
}

/* 注册UART的回调函数 串口初始化 */
int8_t BSP_UART_RegisterCallback(BSP_UART_t uart, BSP_UART_Callback_t type,
                                 void (*callback)(void)) {
  if (callback == NULL) return BSP_ERR_NULL;
  UART_Callback[uart][type] = callback;
  return BSP_OK;
}