starting the work on hs2 rizzler

solanaceae/ngc_hs2/ngc_hs2_rizzler.hpp

@@ -0,0 +1,60 @@
+#pragma once
+
+#include <solanaceae/contact/contact_model3.hpp>
+
+#include <solanaceae/ngc_ft1/ngcft1.hpp>
+
+// fwd
+class ToxContactModel2;
+class RegistryMessageModelI;
+
+class NGCHS2Rizzler : public ToxEventI, public NGCFT1EventI {
+	Contact3Registry& _cr;
+	RegistryMessageModelI& _rmm;
+	ToxContactModel2& _tcm;
+	NGCFT1& _nft;
+	NGCFT1EventProviderI::SubscriptionReference _nftep_sr;
+
+	// 5s-6s
+	const float _delay_before_first_request_min {5.f};
+	const float _delay_before_first_request_add {1.f};
+
+	std::uniform_real_distribution<float> _rng_dist {0.0f, 1.0f};
+	std::minstd_rand _rng;
+
+	struct RequestQueueInfo {
+		float delay; // const
+		float timer;
+		uint64_t sync_delta; //?
+	};
+	// request queue
+	// c -> delay, timer
+	std::map<Contact3, RequestQueueInfo> _request_queue;
+
+	public:
+		NGCHS2Rizzler(
+			Contact3Registry& cr,
+			RegistryMessageModelI& rmm,
+			ToxContactModel2& tcm,
+			NGCFT1& nf
+		);
+
+		~NGCHS2Rizzler(void);
+
+		float iterate(float delta);
+
+	protected:
+		bool sendRequest(
+			uint32_t group_number, uint32_t peer_number,
+			uint64_t ts_start, uint64_t ts_end
+		);
+
+	protected:
+		bool onEvent(const Events::NGCFT1_recv_init&) override;
+		bool onEvent(const Events::NGCFT1_recv_data&) override;
+		bool onEvent(const Events::NGCFT1_recv_done&) override;
+
+	protected:
+		bool onToxEvent(const Tox_Event_Group_Peer_Join* e) override;
+};
+