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#pragma once
#include <erebos/service.h>
#include <erebos/state.h>
#include <functional>
#include <typeinfo>
struct sockaddr_in;
namespace erebos {
using std::vector;
using std::unique_ptr;
class ServerConfig;
class Server
{
struct Priv;
public:
Server(const Head<LocalState> &, ServerConfig &&);
Server(const std::shared_ptr<Priv> &);
~Server();
Server(const Server &) = delete;
Server & operator=(const Server &) = delete;
const Head<LocalState> & localHead() const;
const Bhv<LocalState> & localState() const;
Identity identity() const;
template<class S> S & svc();
class PeerList & peerList() const;
struct Peer;
private:
Service & svcHelper(const std::type_info &);
const std::shared_ptr<Priv> p;
};
class ServerConfig
{
public:
ServerConfig() = default;
ServerConfig(const ServerConfig &) = delete;
ServerConfig(ServerConfig &&) = default;
ServerConfig & operator=(const ServerConfig &) = delete;
ServerConfig & operator=(ServerConfig &&) = default;
template<class S>
typename S::Config & service();
private:
friend class Server;
vector<function<unique_ptr<Service>(const Server &)>> services;
};
template<class S>
S & Server::svc()
{
return dynamic_cast<S&>(svcHelper(typeid(S)));
}
template<class S>
typename S::Config & ServerConfig::service()
{
auto config = make_shared<typename S::Config>();
auto & configRef = *config;
services.push_back([config = move(config)](const Server & server) {
return make_unique<S>(move(*config), server);
});
return configRef;
}
class Peer
{
public:
struct Priv;
Peer(const std::shared_ptr<Priv> & p);
~Peer();
Server server() const;
const Storage & tempStorage() const;
const PartialStorage & partialStorage() const;
std::string name() const;
std::optional<Identity> identity() const;
const struct sockaddr_in & address() const;
bool hasChannel() const;
bool send(UUID, const Ref &) const;
bool send(UUID, const Object &) const;
bool operator==(const Peer & other) const;
bool operator!=(const Peer & other) const;
bool operator<(const Peer & other) const;
bool operator<=(const Peer & other) const;
bool operator>(const Peer & other) const;
bool operator>=(const Peer & other) const;
private:
bool send(UUID, const Ref &, const Object &) const;
std::shared_ptr<Priv> p;
};
class PeerList
{
public:
struct Priv;
PeerList();
PeerList(const std::shared_ptr<Priv> & p);
~PeerList();
size_t size() const;
Peer at(size_t n) const;
void onUpdate(std::function<void(size_t, const Peer *)>);
private:
friend Server;
const std::shared_ptr<Priv> p;
};
}
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