#ifndef ATCMD_SERIALPORT_H
#define ATCMD_SERIALPORT_H
#include <iostream>
#include <vector>
#include <atomic>
#include <thread>
#include <functional>
#include <string>

#ifdef _WIN32
#include <windows.h>
using speed_t = unsigned int;
#else
#include <fcntl.h>
#include <termios.h>
#include <unistd.h>
#endif

class SerialPort {
public:
	// 处理接收数据函数模板
	using ReceiveCallback = std::function<void(const std::vector<uint8_t> &)>;
	
	// 打开串口设备
	SerialPort(const std::string &device, int baudrate);
	
	~SerialPort();
	
	// 配置串口参数
	void configure(int baudrate, int fd);
	
	// 发送数据
	ssize_t write(const std::vector<uint8_t>& data);
	ssize_t write(const std::string & data);
	ssize_t write(unsigned char *str,int size);
	
	// 开始接收线程
	void start_receiving(const ReceiveCallback &callback);
	
	// 停止接收线程
	void stop_receiving();
	
	void close();

private:
#ifdef _WIN32
	HANDLE fd_ = INVALID_HANDLE_VALUE;
#else
	int fd_ = -1;
#endif
	std::atomic<bool> running_;
	std::thread receiver_thread_;
	
	// 接收数据
	std::vector<uint8_t> read();
	
	//获取波特率
	speed_t getBaudRate(int baudrate);
};



#endif //ATCMD_SERIALPORT_H