room_subscription.hpp

//
// © NTT DOCOMO BUSINESS, Inc. All Rights Reserved.
//
 
#ifndef SKYWAY_ROOM_INTERFACE_ROOM_SUBSCRIPTION_HPP
#define SKYWAY_ROOM_INTERFACE_ROOM_SUBSCRIPTION_HPP
 
#include <skyway/core/interface/subscription.hpp>
 
#include "skyway/room/interface/room_member.hpp"
 
namespace skyway {
namespace room {
namespace interface {
 
class RoomPublication;
 
class RoomSubscription {
public:
    class EventListener {
    public:
        virtual ~EventListener() = default;
        [[deprecated]] virtual void OnCanceled() {}
 
        virtual void OnConnectionStateChanged(const core::ConnectionState state) {}
 
        virtual void OnStreamAttached(std::shared_ptr<core::interface::RemoteStream> stream) {}
    };
    virtual ~RoomSubscription() = default;
    virtual std::string Id() = 0;
    virtual model::ContentType ContentType() = 0;
    virtual std::shared_ptr<RoomPublication> Publication() = 0;
    virtual std::shared_ptr<RoomMember> Subscriber() = 0;
    virtual core::interface::SubscriptionState State() = 0;
    virtual std::shared_ptr<core::interface::RemoteStream> Stream() = 0;
    virtual std::optional<std::string> PreferredEncodingId() = 0;
 
    virtual void AddEventListener(EventListener* listener) = 0;
    virtual void RemoveEventListener(EventListener* listener) = 0;
    virtual bool ChangePreferredEncoding(const std::string& id) = 0;
    [[deprecated]] virtual bool Cancel() = 0;
    [[deprecated]] virtual std::optional<model::WebRTCStats> GetStats() = 0;
};
 
}  // namespace interface
}  // namespace room
}  // namespace skyway
 
#endif /* SKYWAY_ROOM_INTERFACE_ROOM_SUBSCRIPTION_HPP */