2015-05-11 00:18:22 +02:00
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#ifndef DOOR_H
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#define DOOR_H
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#include <string>
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2015-09-16 22:59:14 +02:00
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#include <functional>
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2015-05-14 19:36:49 +02:00
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#include <thread>
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2015-08-31 19:01:37 +02:00
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#include <mutex>
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2015-09-16 22:59:14 +02:00
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#include <condition_variable>
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2015-05-11 00:18:22 +02:00
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2015-09-16 22:59:14 +02:00
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#include <boost/asio.hpp>
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#include <boost/asio/serial_port.hpp>
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2015-05-11 00:18:22 +02:00
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2015-09-16 22:59:14 +02:00
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#include "logger.h"
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2015-05-11 00:18:22 +02:00
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2015-09-16 22:59:14 +02:00
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class Door final
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{
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2015-05-11 00:18:22 +02:00
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public:
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2015-09-24 18:55:47 +02:00
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struct Doormessage {
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bool isUnlockButton = { false };
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bool isLockButton = { false };
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bool isEmergencyUnlock = { false };
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};
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using DoorCallback = std::function<void(Doormessage)>;
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enum class State {Unlocked, Locked};
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2015-09-16 22:59:14 +02:00
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Door(const std::string &serDev,
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unsigned int baudrate);
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2015-05-11 00:18:22 +02:00
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~Door();
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2015-08-30 22:14:35 +02:00
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State state() const;
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2015-09-24 18:55:47 +02:00
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void setDoorCallback(DoorCallback doorCallback);
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2015-08-27 20:30:32 +02:00
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2015-05-11 00:18:22 +02:00
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void lock();
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void unlock();
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private:
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using Milliseconds = std::chrono::milliseconds;
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const unsigned int _baudrate;
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// To prevent concurrent writes
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std::mutex _serialMutex = { };
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boost::asio::io_service _ioService = { };
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boost::asio::serial_port _port;
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std::mutex _stateMutex = { };
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volatile State _state = { State::Locked };
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std::thread _heartbeatThread = { };
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std::mutex _heartbeatMutex = { };
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std::condition_variable _heartbeatCondition = { };
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2015-09-16 22:59:14 +02:00
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std::thread _ioThread = { };
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void _asyncRead();
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2015-05-14 19:36:49 +02:00
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2015-09-16 22:59:14 +02:00
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volatile bool _schnapper = { false };
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2015-05-21 13:35:30 +02:00
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2015-09-16 22:59:14 +02:00
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// Indicates if recvBuf contains a valid response from AVR Board
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volatile bool _byteReady = { false };
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// Actual response
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char recvBuf = { };
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std::condition_variable _receivedCondition = { };
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std::mutex _receiveLock = { };
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2015-05-14 19:36:49 +02:00
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2015-09-24 18:55:47 +02:00
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DoorCallback _doorCallback = { };
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2015-09-16 22:59:14 +02:00
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const Logger &_logger;
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2015-08-31 19:01:37 +02:00
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2015-09-16 22:59:14 +02:00
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// Writed command to AVR board
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bool writeCMD(char c);
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// Receives one byte and returns true or returns false on timeout
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bool readByte(char &byte, Milliseconds timeout);
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2015-05-11 00:18:22 +02:00
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};
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#endif
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