#pragma once
#include <stdint.h>

#include "modbus_basic.hpp"

typedef struct {
  ModbusMasterData_t* rx;
  ModbusSlaveData_t*  tx;
} modbus_processer_context_t;

typedef struct modbus_processer {
  uint8_t modbus_device_id;  // default 0x01;

  uint8_t* modbus_processer_rx_buf;
  uint8_t  modbus_processer_rx_buf_size;  //

  uint8_t* modbus_processer_tx_buf;
  uint8_t  modbus_processer_tx_buf_size;  //

  /*************************************/
  void (*tx)(uint8_t* rx, uint16_t len);
  void (*process_rx)(modbus_processer_context_t* context);
} modbus_processer_t;

void modbus_processer_init(modbus_processer_t* processer);
void modbus_processer_push_data(uint8_t rxdata);
// void modbus_processer_try_process_data(void);
void modbus_processer_process_data(uint8_t* rx, uint16_t rxlen);

/***********************************************************************************************************************
 * ====================================================¸¨Öú·½·¨==================================================== *
 ***********************************************************************************************************************/
ModbusFunctionCode modbus_get_function_code(modbus_processer_context_t* context);

void     modbus_set_tx_reg_03(modbus_processer_context_t* context, uint16_t regoff, uint16_t regdata);
void     modbus_set_tx_regs_03(modbus_processer_context_t* context, uint16_t regoff, uint16_t* regdata, int reglen);
uint16_t modbus_get_reg_10(modbus_processer_context_t* context, uint16_t regoff);
bool     modbus_if_register_exists_03(modbus_processer_context_t* context, uint16_t regoff);
bool     modbus_if_registers_exists_03(modbus_processer_context_t* context, uint16_t regoff, uint16_t reglen);
bool     modbus_if_register_exists_10(modbus_processer_context_t* context, uint16_t regoff);
uint8_t* modbus_get_buf_10(modbus_processer_context_t* context, uint16_t regoff);
void     modbus_send_03(modbus_processer_context_t* context, ModbusStatus modbus_status);
void     modbus_send_10(modbus_processer_context_t* context, ModbusStatus modbus_status);