/**
 * Copyright (c) 2011-2022 Bill Greiman
 * This file is part of the SdFat library for SD memory cards.
 *
 * MIT License
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */
#ifndef ArduinoStream_h
#define ArduinoStream_h
/**
 * \file
 * \brief ArduinoInStream and ArduinoOutStream classes
 */
#include "bufstream.h"
//==============================================================================
/**
 * \class ArduinoInStream
 * \brief Input stream for Arduino Stream objects
 */
class ArduinoInStream : public ibufstream
{
  public:
    /**
     * Constructor
     * \param[in] hws hardware stream
     * \param[in] buf buffer for input line
     * \param[in] size size of input buffer
     */
    ArduinoInStream(Stream &hws, char *buf, size_t size)
    {
        m_hw = &hws;
        m_line = buf;
        m_size = size;
    }
    /** read a line. */
    void readline()
    {
        size_t i = 0;
        uint32_t t;
        m_line[0] = '\0';
        while (!m_hw->available())
        {
            yield();
        }

        while (1)
        {
            t = millis();
            while (!m_hw->available())
            {
                if ((millis() - t) > 10)
                {
                    goto done;
                }
            }
            if (i >= (m_size - 1))
            {
                setstate(failbit);
                return;
            }
            m_line[i++] = m_hw->read();
            m_line[i] = '\0';
        }
    done:
        init(m_line);
    }

  protected:
    /** Internal - do not use.
     * \param[in] off
     * \param[in] way
     * \return true/false.
     */
    bool seekoff(off_type off, seekdir way)
    {
        (void)off;
        (void)way;
        return false;
    }
    /** Internal - do not use.
     * \param[in] pos
     * \return true/false.
     */
    bool seekpos(pos_type pos)
    {
        (void)pos;
        return false;
    }

  private:
    char *m_line;
    size_t m_size;
    Stream *m_hw;
};
//==============================================================================
/**
 * \class ArduinoOutStream
 * \brief Output stream for Arduino Print objects
 */
class ArduinoOutStream : public ostream
{
  public:
    /** constructor
     *
     * \param[in] pr Print object for this ArduinoOutStream.
     */
    explicit ArduinoOutStream(print_t &pr) : m_pr(&pr)
    {
    }

  protected:
    /// @cond SHOW_PROTECTED
    /**
     * Internal do not use
     * \param[in] c
     */
    void putch(char c)
    {
        if (c == '\n')
        {
            m_pr->write('\r');
        }
        m_pr->write(c);
    }
    void putstr(const char *str)
    {
        m_pr->write(str);
    }
    bool seekoff(off_type off, seekdir way)
    {
        (void)off;
        (void)way;
        return false;
    }
    bool seekpos(pos_type pos)
    {
        (void)pos;
        return false;
    }
    bool sync()
    {
        return true;
    }
    pos_type tellpos()
    {
        return 0;
    }
    /// @endcond
  private:
    ArduinoOutStream()
    {
    }
    print_t *m_pr;
};
#endif // ArduinoStream_h
