#pragma once

#include <tox/tox_events.h>

#include <string_view>

// defines the full event interface for tox event subscription
struct ToxEventI {
	virtual ~ToxEventI(void) {}

#define VIRT_EVENT(x) virtual bool onToxEvent(const x*) { return false; }

	// return true if the event is handled and should not be given down the chain

	VIRT_EVENT(Tox_Event_Conference_Connected)
	VIRT_EVENT(Tox_Event_Conference_Invite)
	VIRT_EVENT(Tox_Event_Conference_Message)
	VIRT_EVENT(Tox_Event_Conference_Peer_List_Changed)
	VIRT_EVENT(Tox_Event_Conference_Peer_Name)
	VIRT_EVENT(Tox_Event_Conference_Title)

	VIRT_EVENT(Tox_Event_File_Chunk_Request)
	VIRT_EVENT(Tox_Event_File_Recv)
	VIRT_EVENT(Tox_Event_File_Recv_Chunk)
	VIRT_EVENT(Tox_Event_File_Recv_Control)

	VIRT_EVENT(Tox_Event_Friend_Connection_Status)
	VIRT_EVENT(Tox_Event_Friend_Lossless_Packet)
	VIRT_EVENT(Tox_Event_Friend_Lossy_Packet)
	VIRT_EVENT(Tox_Event_Friend_Message)
	VIRT_EVENT(Tox_Event_Friend_Name)
	VIRT_EVENT(Tox_Event_Friend_Read_Receipt)
	VIRT_EVENT(Tox_Event_Friend_Request)
	VIRT_EVENT(Tox_Event_Friend_Status)
	VIRT_EVENT(Tox_Event_Friend_Status_Message)
	VIRT_EVENT(Tox_Event_Friend_Typing)

	VIRT_EVENT(Tox_Event_Self_Connection_Status)

	VIRT_EVENT(Tox_Event_Group_Peer_Name)
	VIRT_EVENT(Tox_Event_Group_Peer_Status)
	VIRT_EVENT(Tox_Event_Group_Topic)
	VIRT_EVENT(Tox_Event_Group_Privacy_State)
	VIRT_EVENT(Tox_Event_Group_Voice_State)
	VIRT_EVENT(Tox_Event_Group_Topic_Lock)
	VIRT_EVENT(Tox_Event_Group_Peer_Limit)
	VIRT_EVENT(Tox_Event_Group_Password)
	VIRT_EVENT(Tox_Event_Group_Message)
	VIRT_EVENT(Tox_Event_Group_Private_Message)
	VIRT_EVENT(Tox_Event_Group_Custom_Packet)
	VIRT_EVENT(Tox_Event_Group_Custom_Private_Packet)
	VIRT_EVENT(Tox_Event_Group_Invite)
	VIRT_EVENT(Tox_Event_Group_Peer_Join)
	VIRT_EVENT(Tox_Event_Group_Peer_Exit)
	VIRT_EVENT(Tox_Event_Group_Self_Join)
	VIRT_EVENT(Tox_Event_Group_Join_Fail)
	VIRT_EVENT(Tox_Event_Group_Moderation)

#undef VIRT_EVENT
};

// defines the interface where to subscribe
struct ToxEventProviderI {
	// TODO: unsub
	virtual void subscribe(ToxEventI* object, const Tox_Event event_type) = 0;
};

constexpr Tox_Event tox_event_from_string(const std::string_view str) {
#define CASE_E_TYPE(x) if (str == #x) return Tox_Event::x;

	CASE_E_TYPE(TOX_EVENT_SELF_CONNECTION_STATUS)

	CASE_E_TYPE(TOX_EVENT_FRIEND_REQUEST)
	CASE_E_TYPE(TOX_EVENT_FRIEND_CONNECTION_STATUS)
	CASE_E_TYPE(TOX_EVENT_FRIEND_LOSSY_PACKET)
	CASE_E_TYPE(TOX_EVENT_FRIEND_LOSSLESS_PACKET)

	CASE_E_TYPE(TOX_EVENT_FRIEND_NAME)
	CASE_E_TYPE(TOX_EVENT_FRIEND_STATUS)
	CASE_E_TYPE(TOX_EVENT_FRIEND_STATUS_MESSAGE)

	CASE_E_TYPE(TOX_EVENT_FRIEND_MESSAGE)
	CASE_E_TYPE(TOX_EVENT_FRIEND_READ_RECEIPT)
	CASE_E_TYPE(TOX_EVENT_FRIEND_TYPING)

	CASE_E_TYPE(TOX_EVENT_FILE_CHUNK_REQUEST)
	CASE_E_TYPE(TOX_EVENT_FILE_RECV)
	CASE_E_TYPE(TOX_EVENT_FILE_RECV_CHUNK)
	CASE_E_TYPE(TOX_EVENT_FILE_RECV_CONTROL)

	CASE_E_TYPE(TOX_EVENT_CONFERENCE_INVITE)
	CASE_E_TYPE(TOX_EVENT_CONFERENCE_CONNECTED)
	CASE_E_TYPE(TOX_EVENT_CONFERENCE_PEER_LIST_CHANGED)
	CASE_E_TYPE(TOX_EVENT_CONFERENCE_PEER_NAME)
	CASE_E_TYPE(TOX_EVENT_CONFERENCE_TITLE)

	CASE_E_TYPE(TOX_EVENT_CONFERENCE_MESSAGE)

	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_NAME)
	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_STATUS)
	CASE_E_TYPE(TOX_EVENT_GROUP_TOPIC)
	CASE_E_TYPE(TOX_EVENT_GROUP_PRIVACY_STATE)
	CASE_E_TYPE(TOX_EVENT_GROUP_VOICE_STATE)
	CASE_E_TYPE(TOX_EVENT_GROUP_TOPIC_LOCK)
	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_LIMIT)
	CASE_E_TYPE(TOX_EVENT_GROUP_PASSWORD)
	CASE_E_TYPE(TOX_EVENT_GROUP_MESSAGE)
	CASE_E_TYPE(TOX_EVENT_GROUP_PRIVATE_MESSAGE)
	CASE_E_TYPE(TOX_EVENT_GROUP_CUSTOM_PACKET)
	CASE_E_TYPE(TOX_EVENT_GROUP_CUSTOM_PRIVATE_PACKET)
	CASE_E_TYPE(TOX_EVENT_GROUP_INVITE)
	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_JOIN)
	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_EXIT)
	CASE_E_TYPE(TOX_EVENT_GROUP_SELF_JOIN)
	CASE_E_TYPE(TOX_EVENT_GROUP_JOIN_FAIL)
	CASE_E_TYPE(TOX_EVENT_GROUP_MODERATION)

	return (Tox_Event)-1; // TODO: add invalid event enum?

#undef CASE_E_TYPE
}

constexpr std::string_view tox_event_to_string(const Tox_Event e) {
#define CASE_E_TYPE(x) if (e == x) return #x;

	CASE_E_TYPE(TOX_EVENT_SELF_CONNECTION_STATUS)

	CASE_E_TYPE(TOX_EVENT_FRIEND_REQUEST)
	CASE_E_TYPE(TOX_EVENT_FRIEND_CONNECTION_STATUS)
	CASE_E_TYPE(TOX_EVENT_FRIEND_LOSSY_PACKET)
	CASE_E_TYPE(TOX_EVENT_FRIEND_LOSSLESS_PACKET)

	CASE_E_TYPE(TOX_EVENT_FRIEND_NAME)
	CASE_E_TYPE(TOX_EVENT_FRIEND_STATUS)
	CASE_E_TYPE(TOX_EVENT_FRIEND_STATUS_MESSAGE)

	CASE_E_TYPE(TOX_EVENT_FRIEND_MESSAGE)
	CASE_E_TYPE(TOX_EVENT_FRIEND_READ_RECEIPT)
	CASE_E_TYPE(TOX_EVENT_FRIEND_TYPING)

	CASE_E_TYPE(TOX_EVENT_FILE_CHUNK_REQUEST)
	CASE_E_TYPE(TOX_EVENT_FILE_RECV)
	CASE_E_TYPE(TOX_EVENT_FILE_RECV_CHUNK)
	CASE_E_TYPE(TOX_EVENT_FILE_RECV_CONTROL)

	CASE_E_TYPE(TOX_EVENT_CONFERENCE_INVITE)
	CASE_E_TYPE(TOX_EVENT_CONFERENCE_CONNECTED)
	CASE_E_TYPE(TOX_EVENT_CONFERENCE_PEER_LIST_CHANGED)
	CASE_E_TYPE(TOX_EVENT_CONFERENCE_PEER_NAME)
	CASE_E_TYPE(TOX_EVENT_CONFERENCE_TITLE)

	CASE_E_TYPE(TOX_EVENT_CONFERENCE_MESSAGE)

	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_NAME)
	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_STATUS)
	CASE_E_TYPE(TOX_EVENT_GROUP_TOPIC)
	CASE_E_TYPE(TOX_EVENT_GROUP_PRIVACY_STATE)
	CASE_E_TYPE(TOX_EVENT_GROUP_VOICE_STATE)
	CASE_E_TYPE(TOX_EVENT_GROUP_TOPIC_LOCK)
	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_LIMIT)
	CASE_E_TYPE(TOX_EVENT_GROUP_PASSWORD)
	CASE_E_TYPE(TOX_EVENT_GROUP_MESSAGE)
	CASE_E_TYPE(TOX_EVENT_GROUP_PRIVATE_MESSAGE)
	CASE_E_TYPE(TOX_EVENT_GROUP_CUSTOM_PACKET)
	CASE_E_TYPE(TOX_EVENT_GROUP_CUSTOM_PRIVATE_PACKET)
	CASE_E_TYPE(TOX_EVENT_GROUP_INVITE)
	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_JOIN)
	CASE_E_TYPE(TOX_EVENT_GROUP_PEER_EXIT)
	CASE_E_TYPE(TOX_EVENT_GROUP_SELF_JOIN)
	CASE_E_TYPE(TOX_EVENT_GROUP_JOIN_FAIL)
	CASE_E_TYPE(TOX_EVENT_GROUP_MODERATION)

	return "<unk>"; // TODO: add invalid event enum?

#undef CASE_E_TYPE
}