#pragma once

#include <fsfw/devicehandlers/CookieIF.h>
#include <fsfw/objectmanager/SystemObjectIF.h>
#include <fsfw_hal/linux/serial/helper.h>

#include <string>

/**
 * @brief   Cookie for the UartComIF. There are many options available to configure the UART driver.
 *          The constructor only requests for common options like the baudrate. Other options can
 *          be set by member functions.
 *
 * @author 	J. Meier
 */
class SerialConfig : public CookieIF {
 public:
  /**
   * @brief	Constructor for the uart cookie.
   * @param deviceFile    The device file specifying the uart to use, e.g. "/dev/ttyPS1"
   * @param uartMode      Specify the UART mode. The canonical mode should be used if the
   *                      messages are separated by a delimited character like '\n'. See the
   *                      termios documentation for more information
   * @param baudrate      The baudrate to use for input and output.
   * @param maxReplyLen   The maximum size an object using this cookie expects
   * @details
   * Default configuration: No parity
   *                        8 databits (number of bits transfered with one uart frame)
   *                        One stop bit
   */
  SerialConfig(std::string deviceFile, UartBaudRate baudrate, size_t maxReplyLen,
               UartModes uartMode = UartModes::NON_CANONICAL)
      : deviceFile(deviceFile), baudrate(baudrate), maxReplyLen(maxReplyLen), uartMode(uartMode) {}

  virtual ~SerialConfig() = default;

  UartBaudRate getBaudrate() const { return baudrate; }
  size_t getMaxReplyLen() const { return maxReplyLen; }
  std::string getDeviceFile() const { return deviceFile; }
  Parity getParity() const { return parity; }
  BitsPerWord getBitsPerWord() const { return bitsPerWord; }
  StopBits getStopBits() const { return stopBits; }
  UartModes getUartMode() const { return uartMode; }

  /**
   * Functions two enable parity checking.
   */
  void setParityOdd() { parity = Parity::ODD; }
  void setParityEven() { parity = Parity::EVEN; }

  /**
   * Function two set number of bits per UART frame.
   */
  void setBitsPerWord(BitsPerWord bitsPerWord_) { bitsPerWord = bitsPerWord_; }

  /**
   * Function to specify the number of stopbits.
   */
  void setTwoStopBits() { stopBits = StopBits::TWO_STOP_BITS; }
  void setOneStopBit() { stopBits = StopBits::ONE_STOP_BIT; }

 private:
  std::string deviceFile;
  UartBaudRate baudrate;
  size_t maxReplyLen = 0;
  const UartModes uartMode;
  Parity parity = Parity::NONE;
  BitsPerWord bitsPerWord = BitsPerWord::BITS_8;
  StopBits stopBits = StopBits::ONE_STOP_BIT;
};