/* ###################################################################
**     Filename    : main.c
**     Processor   : S32K1xx
**     Abstract    :
**         Main module.
**         This module contains user's application code.
**     Settings    :
**     Contents    :
**         No public methods
**
** ###################################################################*/
/*!
** @file main.c
** @version 01.00
** @brief
**         Main module.
**         This module contains user's application code.
*/         
/*!
**  @addtogroup main_module main module documentation
**  @{
*/         
/* MODULE main */


/* Including necessary module. Cpu.h contains other modules needed for compiling.*/
#include "Cpu.h"
#include "clockMan1.h"
#include "dmaController1.h"
#include "pin_mux.h"
#include "lpuart1.h"

#include <stdint.h>
#include <stdbool.h>
#include <string.h>

volatile int exit_code = 0;

typedef enum
{
helloa = 0x00U,
hia = 0x01U
} can_commands_list;

#define TX_MAILBOX  (1UL)
#define TX_MSG_ID   (1UL)
#define RX_MAILBOX  (0UL)
#define RX_MSG_ID   (2UL)

#define welcomeMsg "Now you can begin typing:\r\n"

#define errorMsg "An error occurred! The application will stop!\r\n"
#define BUFFER_SIZE 256U
#define TIMEOUT 100U
uint8_t buffer[BUFFER_SIZE];
uint8_t bufferIdx;
uint8_t xinxi = (uint8_t)helloa;
/* User includes (#include below this line is not maintained by Processor Expert) */
void Init(void);

void rxCallback(void *driverState, uart_event_t event, void *userData)
{
  /* Unused parameters */
  (void)driverState;
  (void)userData;

  /* Check the event type */
  if (event == UART_EVENT_RX_FULL)
  {
	  /* The reception stops when newline is received or the buffer is full */
	  if ((buffer[bufferIdx] != '\n') && (bufferIdx != (BUFFER_SIZE - 2U)))
	  {
		  /* Update the buffer index and the rx buffer */
		  bufferIdx++;
		  LPUART_DRV_SetRxBuffer(INST_LPUART1, &buffer[bufferIdx], 1U);
	  }
  }
}

void Init(void)
{
CLOCK_SYS_Init(g_clockManConfigsArr, CLOCK_MANAGER_CONFIG_CNT,
						g_clockManCallbacksArr, CLOCK_MANAGER_CALLBACK_CNT);
CLOCK_SYS_UpdateConfiguration(0U, CLOCK_MANAGER_POLICY_FORCIBLE);

PINS_DRV_Init(NUM_OF_CONFIGURED_PINS, g_pin_mux_InitConfigArr);

LPUART_DRV_Init(INST_LPUART1, &lpuart1_State, &lpuart1_InitConfig0);

CAN_Init(&can_pal1_instance, &can_pal1_Config0);
}


/*!
\brief The main function for the project.
\details The startup initialization sequence is the following:
* - startup asm routine
* - main()
*/
int main(void)
{
/* Write your local variable definition here */

/*** Processor Expert internal initialization. DON'T REMOVE THIS CODE!!! ***/
#ifdef PEX_RTOS_INIT
  PEX_RTOS_INIT();                   /* Initialization of the selected RTOS. Macro is defined by the RTOS component. */
#endif
/*** End of Processor Expert internal initialization.                    ***/
  uint32_t bytesRemaining;
  status_t status;

/* Write your code here */
  Init();
  LPUART_DRV_InstallRxCallback(INST_LPUART1,rxCallback,NULL);
  LPUART_DRV_SendDataBlocking(INST_LPUART1, (uint8_t *)welcomeMsg, strlen(welcomeMsg), TIMEOUT);

  can_buff_config_t buffCfg =  {
					.enableFD = true,
					.enableBRS = true,
					.fdPadding = 0U,
					.idType = CAN_MSG_ID_STD,
					.isRemote = false
				};
  CAN_ConfigTxBuff(&can_pal1_instance,TX_MAILBOX, &buffCfg);
				can_message_t message = {
								.cs = 0U,
								.id = TX_MSG_ID,
								.data[0] = xinxi,
								.length = 1U
							};
  while(1)
  {
	LPUART_DRV_ReceiveData(INST_LPUART1,buffer,1U);
	while(LPUART_DRV_GetReceiveStatus(INST_LPUART1,&bytesRemaining)==STATUS_BUSY);

	status=LPUART_DRV_GetReceiveStatus(INST_LPUART1,&bytesRemaining);

	if (status != STATUS_SUCCESS)
	{
		/* If an error occurred, send the error message and exit the loop */
		LPUART_DRV_SendDataBlocking(INST_LPUART1, (uint8_t *)errorMsg, strlen(errorMsg), TIMEOUT);
		break;
	}

	/* Append string terminator to the received data */
	  bufferIdx++;
	  buffer[bufferIdx] = 0U;

	if(strcmp((char *)buffer, "Hello") != 0)
	{
		xinxi=helloa;
	}
	else if(strcmp((char *)buffer, "Hello world") != 0)
	{
		xinxi=hia;
	}
	else
	{
		PINS_DRV_WritePin(PTD,15,1);
	}

	CAN_Send(&can_pal1_instance, TX_MAILBOX, &message);
	CAN_ConfigRxBuff(&can_pal1_instance, RX_MAILBOX, &buffCfg, RX_MSG_ID);
	can_message_t recvMsg;
	CAN_Receive(&can_pal1_instance, RX_MAILBOX, &recvMsg);

	while(CAN_GetTransferStatus(&can_pal1_instance, RX_MAILBOX) == STATUS_BUSY);
	if((recvMsg.data[0] == helloa) &&
					recvMsg.id == RX_MSG_ID)
			{
				/* Toggle output value LED1 */
			PINS_DRV_WritePin(PTD,0,1);
			}
			else if((recvMsg.data[0] == hia) &&
					recvMsg.id == RX_MSG_ID)
			{
				/* Toggle output value LED0 */
				PINS_DRV_WritePin(PTD,16,1);
			}

	/* Send the received data back */
	LPUART_DRV_SendDataBlocking(INST_LPUART1, buffer, bufferIdx, TIMEOUT);
	/* Reset the buffer index to start a new reception */
	bufferIdx = 0U;
  }
  /* For example: for(;;) { } */

  /*** Don't write any code pass this line, or it will be deleted during code generation. ***/
  /*** RTOS startup code. Macro PEX_RTOS_START is defined by the RTOS component. DON'T MODIFY THIS CODE!!! ***/
  #ifdef PEX_RTOS_START
    PEX_RTOS_START();                  /* Startup of the selected RTOS. Macro is defined by the RTOS component. */
  #endif
  /*** End of RTOS startup code.  ***/
  /*** Processor Expert end of main routine. DON'T MODIFY THIS CODE!!! ***/
  for(;;) {
    if(exit_code != 0) {
      break;
    }
  }
  return exit_code;
  /*** Processor Expert end of main routine. DON'T WRITE CODE BELOW!!! ***/
} /*** End of main routine. DO NOT MODIFY THIS TEXT!!! ***/

/* END main */
/*!
** @}
*/
/*
** ###################################################################
**
**     This file was created by Processor Expert 10.1 [05.21]
**     for the NXP S32K series of microcontrollers.
**
** ###################################################################
*/