104 lines
3.4 KiB
C++
104 lines
3.4 KiB
C++
#pragma once
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#include "Thing.h"
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namespace RoboidControl {
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constexpr int MAX_THING_COUNT = 256;
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/// @brief class which manages all known participants
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class ParticipantRegistry {
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public:
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/// @brief Retrieve a participant by its address
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/// @param ipAddress The IP address of the participant
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/// @param port The port number of the participant
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/// @return The participant or a nullptr when it could not be found
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Participant* Get(const char* ipAddress, unsigned int port);
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/// @brief Retrieve a participant by its network ID
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/// @param networkID The network ID of the participant
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/// @return The participant or a nullptr when it could not be found
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Participant* Get(unsigned char networkID);
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/// @brief Add a participant with the given details
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/// @param ipAddress The IP address of the participant
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/// @param port The port number of the participant
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/// @return The added participant
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Participant* Add(const char* ipAddress, unsigned int port);
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/// @brief Add a participant
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/// @param participant The participant to add
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void Add(Participant* participant);
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/// @brief Remove a participant
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/// @param participant The participant to remove
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void Remove(Participant* participant);
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private:
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#if defined(NO_STD)
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public:
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Participant** GetAll() const;
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int count = 0;
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private:
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Participant** participants;
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#else
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public:
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/// @brief Get all participants
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/// @return All participants
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const std::list<Participant*>& GetAll() const;
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private:
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/// @brief The list of known participants
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std::list<Participant*> participants;
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#endif
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};
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/// @brief A participant is a device which manages things.
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/// It can communicate with other participant to synchronise the state of
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/// things. This class is used to register the things the participant is
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/// managing. It also maintains the communcation information to contact the
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/// participant. It is used as a basis for the local participant, but also as a
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/// reference to remote participants.
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class Participant {
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public:
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/// @brief The Ip Address of a participant.
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const char* ipAddress = "0.0.0.0";
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/// @brief The port number for UDP communication with the participant.
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unsigned int port = 0;
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/// @brief The network Id to identify the participant
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unsigned char networkId = 0;
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/// @brief Create a new participant with the given communcation info
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/// @param ipAddress The IP address of the participant
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/// @param port The UDP port of the participant
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Participant(const char* ipAddress, int port);
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/// @brief Destructor for the participant
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~Participant();
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public:
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#if defined(NO_STD)
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unsigned char thingCount = 0;
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Thing* things[MAX_THING_COUNT];
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#else
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/// @brief The things managed by this participant
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std::list<Thing*> things;
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#endif
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/// @brief Find a thing managed by this participant
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/// @param thingId The ID of the thing
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/// @return The thing if found, nullptr when no thing has been found
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Thing* Get(unsigned char thingId);
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/// @brief Add a new thing for this participant.
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/// @param thing The thing to add
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/// @param checkId If true, the thing.id is regenerated if it is zero
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void Add(Thing* thing, bool checkId = true);
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/// @brief Remove a thing for this participant
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/// @param thing The thing to remove
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void Remove(Thing* thing);
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/// @brief Update all things for this participant
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/// @param currentTimeMs The current time in milliseconds (optional)
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virtual void Update();
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public:
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static ParticipantRegistry registry;
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};
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} // namespace RoboidControl
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